./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4037337254 <...> [ 92.301602][ T43] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.10.2' (ED25519) to the list of known hosts. execve("./syz-executor4037337254", ["./syz-executor4037337254"], 0x7ffd5d5a64c0 /* 10 vars */) = 0 brk(NULL) = 0x555582138000 brk(0x555582138d40) = 0x555582138d40 arch_prctl(ARCH_SET_FS, 0x5555821383c0) = 0 set_tid_address(0x555582138690) = 5853 set_robust_list(0x5555821386a0, 24) = 0 rseq(0x555582138ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4037337254", 4096) = 28 getrandom("\x3a\xba\x5f\xe6\xac\xaa\x8c\xe8", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555582138d40 brk(0x555582159d40) = 0x555582159d40 brk(0x55558215a000) = 0x55558215a000 mprotect(0x7f5408d51000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5854 attached [pid 5854] set_robust_list(0x5555821386a0, 24 [pid 5853] <... clone resumed>, child_tidptr=0x555582138690) = 5854 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5854] mkdir("./syzkaller.72cu8p", 0700) = 0 ./strace-static-x86_64: Process 5855 attached [pid 5853] <... clone resumed>, child_tidptr=0x555582138690) = 5855 [pid 5855] set_robust_list(0x5555821386a0, 24 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... set_robust_list resumed>) = 0 [pid 5855] mkdir("./syzkaller.Ocdv1r", 0700 [pid 5854] chmod("./syzkaller.72cu8p", 0777) = 0 ./strace-static-x86_64: Process 5856 attached [pid 5853] <... clone resumed>, child_tidptr=0x555582138690) = 5856 [pid 5855] <... mkdir resumed>) = 0 [pid 5854] chdir("./syzkaller.72cu8p" [pid 5856] set_robust_list(0x5555821386a0, 24 [pid 5855] chmod("./syzkaller.Ocdv1r", 0777 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... set_robust_list resumed>) = 0 [pid 5855] <... chmod resumed>) = 0 [pid 5854] <... chdir resumed>) = 0 [pid 5856] mkdir("./syzkaller.ePjD8q", 0700 [pid 5855] chdir("./syzkaller.Ocdv1r") = 0 [pid 5855] mkdir("./0", 0777./strace-static-x86_64: Process 5857 attached [pid 5856] <... mkdir resumed>) = 0 [pid 5855] <... mkdir resumed>) = 0 [pid 5854] mkdir("./0", 0777 [pid 5856] chmod("./syzkaller.ePjD8q", 0777) = 0 [pid 5857] set_robust_list(0x5555821386a0, 24 [pid 5856] chdir("./syzkaller.ePjD8q" [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5854] <... mkdir resumed>) = 0 [pid 5853] <... clone resumed>, child_tidptr=0x555582138690) = 5857 [pid 5857] <... set_robust_list resumed>) = 0 [pid 5856] <... chdir resumed>) = 0 [pid 5855] <... openat resumed>) = 3 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5857] mkdir("./syzkaller.rfxD5N", 0700 [pid 5854] <... openat resumed>) = 3 [pid 5856] mkdir("./0", 0777 [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5857] <... mkdir resumed>) = 0 [pid 5856] <... mkdir resumed>) = 0 [pid 5855] ioctl(3, LOOP_CLR_FD [pid 5857] chmod("./syzkaller.rfxD5N", 0777 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5855] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5854] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5857] <... chmod resumed>) = 0 [pid 5854] close(3 [pid 5857] chdir("./syzkaller.rfxD5N" [pid 5855] close(3 [pid 5854] <... close resumed>) = 0 [pid 5856] <... openat resumed>) = 3 [pid 5857] <... chdir resumed>) = 0 [pid 5855] <... close resumed>) = 0 [pid 5857] mkdir("./0", 0777./strace-static-x86_64: Process 5858 attached ) = 0 [pid 5856] ioctl(3, LOOP_CLR_FD [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5859 attached [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 ./strace-static-x86_64: Process 5860 attached [pid 5859] set_robust_list(0x5555821386a0, 24 [pid 5858] set_robust_list(0x5555821386a0, 24 [pid 5856] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5853] <... clone resumed>, child_tidptr=0x555582138690) = 5858 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5856] close(3 [pid 5858] mkdir("./syzkaller.LRgBtH", 0700 [pid 5856] <... close resumed>) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5861 attached [pid 5858] <... mkdir resumed>) = 0 [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5860 [pid 5861] set_robust_list(0x5555821386a0, 24 [pid 5858] chmod("./syzkaller.LRgBtH", 0777 [pid 5861] <... set_robust_list resumed>) = 0 [pid 5858] <... chmod resumed>) = 0 [pid 5861] chdir("./0" [pid 5860] set_robust_list(0x5555821386a0, 24 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5857] ioctl(3, LOOP_CLR_FD [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5861 [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5859 [pid 5861] <... chdir resumed>) = 0 [pid 5860] <... set_robust_list resumed>) = 0 [pid 5859] chdir("./0" [pid 5858] chdir("./syzkaller.LRgBtH" [pid 5857] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5860] chdir("./0" [pid 5859] <... chdir resumed>) = 0 [pid 5857] close(3 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5860] <... chdir resumed>) = 0 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] <... chdir resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5861] <... prctl resumed>) = 0 [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] <... prctl resumed>) = 0 [pid 5858] mkdir("./0", 0777 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5861] setpgid(0, 0 [pid 5860] <... prctl resumed>) = 0 [pid 5859] setpgid(0, 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5861] <... setpgid resumed>) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] <... setpgid resumed>) = 0 [pid 5860] setpgid(0, 0 [pid 5861] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5862 attached [pid 5860] <... setpgid resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5862] set_robust_list(0x5555821386a0, 24 [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5859] <... openat resumed>) = 3 [pid 5858] <... openat resumed>) = 3 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5862 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5860] <... openat resumed>) = 3 [pid 5859] write(3, "1000", 4 [pid 5862] chdir("./0" [pid 5861] write(3, "1000", 4 [pid 5860] write(3, "1000", 4 [pid 5859] <... write resumed>) = 4 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5862] <... chdir resumed>) = 0 [pid 5861] <... write resumed>) = 4 [pid 5860] <... write resumed>) = 4 [pid 5859] close(3 [pid 5858] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] close(3 [pid 5860] close(3 [pid 5859] <... close resumed>) = 0 [pid 5858] close(3 [pid 5862] <... prctl resumed>) = 0 [pid 5861] <... close resumed>) = 0 [pid 5860] <... close resumed>) = 0 [pid 5859] symlink("/dev/binderfs", "./binderfs" [pid 5858] <... close resumed>) = 0 executing program executing program [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5860] symlink("/dev/binderfs", "./binderfs" [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5862] setpgid(0, 0 [pid 5861] <... symlink resumed>) = 0 [pid 5860] <... symlink resumed>) = 0 [pid 5859] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5863 attached [pid 5859] write(1, "executing program\n", 18 [pid 5862] <... setpgid resumed>) = 0 [pid 5860] write(1, "executing program\n", 18 [pid 5859] <... write resumed>) = 18 executing program [pid 5863] set_robust_list(0x5555821386a0, 24 [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] write(1, "executing program\n", 18 [pid 5860] <... write resumed>) = 18 [pid 5859] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5861] <... write resumed>) = 18 [pid 5860] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = 0 [pid 5863] chdir("./0" [pid 5862] <... openat resumed>) = 3 [pid 5860] <... futex resumed>) = 0 [pid 5859] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5863 [pid 5863] <... chdir resumed>) = 0 [pid 5862] write(3, "1000", 4 [pid 5861] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5859] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5862] <... write resumed>) = 4 [pid 5861] <... futex resumed>) = 0 [pid 5860] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5863] <... prctl resumed>) = 0 [pid 5862] close(3 [pid 5860] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] setpgid(0, 0 [pid 5862] <... close resumed>) = 0 [pid 5861] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5863] <... setpgid resumed>) = 0 [pid 5862] symlink("/dev/binderfs", "./binderfs" [pid 5861] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5859] <... mmap resumed>) = 0x7f5408c5e000 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] <... symlink resumed>) = 0 [pid 5861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5860] <... mmap resumed>) = 0x7f5408c5e000 [pid 5859] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5863] <... openat resumed>) = 3 [pid 5862] write(1, "executing program\n", 18 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5860] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5859] <... mprotect resumed>) = 0 executing program [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5862] <... write resumed>) = 18 [pid 5860] <... mprotect resumed>) = 0 [pid 5862] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5862] <... futex resumed>) = 0 [pid 5861] <... mmap resumed>) = 0x7f5408c5e000 [pid 5860] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5863] write(3, "1000", 4 [pid 5862] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5861] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5865 attached [pid 5863] <... write resumed>) = 4 [pid 5862] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5861] <... mprotect resumed>) = 0 [pid 5860] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5863] close(3 [pid 5862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5861] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5860] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5866 attached [pid 5865] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5863] <... close resumed>) = 0 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5859] <... clone3 resumed> => {parent_tid=[5865]}, 88) = 5865 [pid 5866] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5865] <... rseq resumed>) = 0 [pid 5863] symlink("/dev/binderfs", "./binderfs" [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] <... rseq resumed>) = 0 [pid 5865] set_robust_list(0x7f5408c7e9a0, 24 [pid 5863] <... symlink resumed>) = 0 [pid 5862] <... mmap resumed>) = 0x7f5408c5e000 [pid 5860] <... clone3 resumed> => {parent_tid=[5866]}, 88) = 5866 [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] set_robust_list(0x7f5408c7e9a0, 24 [pid 5865] <... set_robust_list resumed>) = 0 [pid 5862] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5859] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000executing program ./strace-static-x86_64: Process 5867 attached [pid 5866] <... set_robust_list resumed>) = 0 [pid 5865] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] write(1, "executing program\n", 18 [pid 5862] <... mprotect resumed>) = 0 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], [pid 5859] <... futex resumed>) = 0 [pid 5866] rt_sigprocmask(SIG_SETMASK, [], [pid 5865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] <... write resumed>) = 18 [pid 5862] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5863] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] memfd_create("syzkaller", 0 [pid 5861] <... clone3 resumed> => {parent_tid=[5867]}, 88) = 5867 [pid 5860] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] <... futex resumed>) = 0 [pid 5862] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5867] <... rseq resumed>) = 0 [pid 5866] memfd_create("syzkaller", 0 [pid 5863] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5861] rt_sigprocmask(SIG_SETMASK, [], [pid 5860] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5867] set_robust_list(0x7f5408c7e9a0, 24 [pid 5865] <... memfd_create resumed>) = 3 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5868 attached [pid 5867] <... set_robust_list resumed>) = 0 [pid 5866] <... memfd_create resumed>) = 3 [pid 5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5863] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5861] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5865] <... mmap resumed>) = 0x7f5400800000 [pid 5863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5861] <... futex resumed>) = 0 [pid 5868] <... rseq resumed>) = 0 [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] <... mmap resumed>) = 0x7f5400800000 [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] <... clone3 resumed> => {parent_tid=[5868]}, 88) = 5868 [pid 5861] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5868] set_robust_list(0x7f5408c7e9a0, 24 [pid 5867] memfd_create("syzkaller", 0 [pid 5863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] <... mmap resumed>) = 0x7f5408c5e000 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5863] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5862] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] <... futex resumed>) = 0 [pid 5863] <... mprotect resumed>) = 0 [pid 5868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5868] memfd_create("syzkaller", 0 [pid 5863] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5868] <... memfd_create resumed>) = 3 [pid 5863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5868] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5863] <... clone3 resumed> => {parent_tid=[5869]}, 88) = 5869 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5863] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5869 attached ) = 0 [pid 5863] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5869] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5869] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5869] memfd_create("syzkaller", 0) = 3 [pid 5867] <... memfd_create resumed>) = 3 [pid 5867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5865] 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 5867] 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 5868] 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 5869] 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 5866] 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 5865] <... write resumed>) = 16777216 [pid 5865] munmap(0x7f5400800000, 138412032) = 0 [pid 5865] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5865] ioctl(4, LOOP_SET_FD, 3 [pid 5866] <... write resumed>) = 16777216 [pid 5865] <... ioctl resumed>) = 0 [pid 5866] munmap(0x7f5400800000, 138412032 [pid 5865] close(3) = 0 [pid 5865] close(4) = 0 [pid 5865] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 97.392794][ T5865] loop0: detected capacity change from 0 to 32768 [pid 5865] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5866] <... munmap resumed>) = 0 [pid 5866] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5866] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5866] close(3) = 0 [pid 5866] close(4) = 0 [pid 5866] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5865] <... mount resumed>) = 0 [pid 5866] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5865] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5865] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5865] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5867] <... write resumed>) = 16777216 [pid 5865] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5865] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [ 97.458901][ T5865] [ 97.458901][ T5865] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.458901][ T5865] [ 97.478404][ T5866] loop1: detected capacity change from 0 to 32768 [pid 5867] munmap(0x7f5400800000, 138412032 [pid 5859] <... futex resumed>) = 0 [pid 5859] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... futex resumed>) = 0 [pid 5859] <... futex resumed>) = 1 [pid 5865] openat(AT_FDCWD, ".", O_RDONLY [pid 5859] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... openat resumed>) = 4 [pid 5865] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5869] <... write resumed>) = 16777216 [pid 5865] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] <... futex resumed>) = 0 [pid 5865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5859] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] getdents64(4, [pid 5859] <... futex resumed>) = 0 [pid 5859] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5865] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5869] munmap(0x7f5400800000, 138412032 [pid 5865] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5859] <... futex resumed>) = 0 [pid 5865] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5859] exit_group(0 [pid 5865] <... futex resumed>) = ? [pid 5859] <... exit_group resumed>) = ? [pid 5865] +++ exited with 0 +++ [pid 5867] <... munmap resumed>) = 0 [pid 5859] +++ exited with 0 +++ [ 97.545219][ T5866] [ 97.545219][ T5866] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.545219][ T5866] [pid 5867] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=28 /* 0.28 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 5867] <... openat resumed>) = 4 [pid 5866] <... mount resumed>) = 0 [pid 5854] <... restart_syscall resumed>) = 0 [pid 5867] ioctl(4, LOOP_SET_FD, 3 [pid 5854] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5866] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5854] getdents64(3, [pid 5866] <... openat resumed>) = 3 [pid 5854] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5868] <... write resumed>) = 16777216 [pid 5867] <... ioctl resumed>) = 0 [pid 5866] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5869] <... munmap resumed>) = 0 [pid 5867] close(3 [pid 5866] <... chdir resumed>) = 0 [pid 5868] munmap(0x7f5400800000, 138412032 [pid 5869] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5867] <... close resumed>) = 0 [pid 5866] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5869] <... openat resumed>) = 4 [pid 5867] close(4 [pid 5866] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 97.592826][ T5867] loop2: detected capacity change from 0 to 32768 [ 97.630379][ T76] [ 97.630379][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.630379][ T76] [pid 5869] ioctl(4, LOOP_SET_FD, 3 [pid 5866] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... close resumed>) = 0 [pid 5866] <... futex resumed>) = 1 [pid 5867] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5866] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] <... futex resumed>) = 0 [pid 5860] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5860] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5867] <... mkdir resumed>) = 0 [pid 5866] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5866] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... munmap resumed>) = 0 [pid 5867] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5866] <... futex resumed>) = 1 [pid 5860] <... futex resumed>) = 0 [pid 5869] <... ioctl resumed>) = 0 [pid 5866] getdents64(4, [pid 5860] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] close(3 [pid 5866] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5860] <... futex resumed>) = 0 [pid 5869] <... close resumed>) = 0 [pid 5866] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] close(4 [pid 5866] <... futex resumed>) = 0 [pid 5860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5869] <... close resumed>) = 0 [pid 5866] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] exit_group(0 [pid 5869] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5868] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5866] <... futex resumed>) = ? [pid 5860] <... exit_group resumed>) = ? [pid 5868] <... openat resumed>) = 4 [pid 5868] ioctl(4, LOOP_SET_FD, 3 [pid 5869] <... mkdir resumed>) = 0 [pid 5866] +++ exited with 0 +++ [pid 5860] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=28 /* 0.28 s */} --- [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5855] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 97.651117][ T5869] loop4: detected capacity change from 0 to 32768 [ 97.675696][ T76] [ 97.675696][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.675696][ T76] [ 97.694461][ T5868] loop3: detected capacity change from 0 to 32768 [pid 5855] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5869] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5855] getdents64(3, [pid 5868] <... ioctl resumed>) = 0 [pid 5868] close(3 [pid 5855] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5868] <... close resumed>) = 0 [pid 5855] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5868] close(4) = 0 [ 97.706415][ T5867] [ 97.706415][ T5867] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.706415][ T5867] [ 97.721246][ T5854] [ 97.721246][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.721246][ T5854] [ 97.746585][ T13] [ 97.746585][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.746585][ T13] [pid 5868] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5867] <... mount resumed>) = 0 [pid 5868] <... mkdir resumed>) = 0 [pid 5867] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5867] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5868] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5867] <... chdir resumed>) = 0 [pid 5867] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5867] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 97.765495][ T114] [ 97.765495][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.765495][ T114] [ 97.781901][ T13] [ 97.781901][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.781901][ T13] [ 97.785175][ T5868] [ 97.785175][ T5868] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.785175][ T5868] [ 97.794933][ T5869] [ 97.794933][ T5869] ... Log Wrap ... Log Wrap ... Log Wrap ... [pid 5867] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 1 [pid 5867] openat(AT_FDCWD, ".", O_RDONLY [pid 5861] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] <... openat resumed>) = 4 [pid 5867] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5867] getdents64(4, [pid 5861] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5861] <... futex resumed>) = 0 [pid 5867] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5867] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5867] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] exit_group(0 [pid 5868] <... mount resumed>) = 0 [pid 5868] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5867] <... futex resumed>) = ? [pid 5861] <... exit_group resumed>) = ? [pid 5868] <... openat resumed>) = 3 [pid 5867] +++ exited with 0 +++ [pid 5868] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5869] <... mount resumed>) = 0 [pid 5868] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5861] +++ exited with 0 +++ [pid 5869] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5868] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5869] <... openat resumed>) = 3 [pid 5868] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5868] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=28 /* 0.28 s */} --- [pid 5869] <... chdir resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5868] openat(AT_FDCWD, ".", O_RDONLY [pid 5862] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... openat resumed>) = 4 [pid 5862] <... futex resumed>) = 0 [pid 5868] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5868] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5869] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] getdents64(4, [pid 5862] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5869] <... futex resumed>) = 1 [pid 5868] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5863] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5869] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5868] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... openat resumed>) = 3 [pid 5869] openat(AT_FDCWD, ".", O_RDONLY [ 97.794933][ T5869] [ 97.831262][ T5854] [ 97.831262][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.831262][ T5854] [pid 5868] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] exit_group(0 [pid 5869] <... openat resumed>) = 4 [pid 5868] <... futex resumed>) = ? [pid 5862] <... exit_group resumed>) = ? [pid 5856] newfstatat(3, "", [pid 5869] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] +++ exited with 0 +++ [pid 5862] +++ exited with 0 +++ [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5869] <... futex resumed>) = 1 [pid 5863] <... futex resumed>) = 0 [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5862, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=27 /* 0.27 s */} --- [pid 5856] getdents64(3, [pid 5869] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] <... futex resumed>) = 0 [pid 5856] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5869] getdents64(4, [pid 5863] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5869] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5863] <... futex resumed>) = 0 [pid 5857] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5869] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] exit_group(0 [pid 5856] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5869] <... futex resumed>) = ? [pid 5863] <... exit_group resumed>) = ? [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, [pid 5854] <... umount2 resumed>) = 0 [pid 5857] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5869] +++ exited with 0 +++ [pid 5863] +++ exited with 0 +++ [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=30 /* 0.30 s */} --- [pid 5857] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] restart_syscall(<... resuming interrupted clone ...> [pid 5854] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", [pid 5858] <... restart_syscall resumed>) = 0 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] getdents64(4, [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] close(4 [pid 5858] <... openat resumed>) = 3 [pid 5854] <... close resumed>) = 0 [pid 5858] newfstatat(3, "", [pid 5854] rmdir("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] <... rmdir resumed>) = 0 [ 97.920553][ T5855] [ 97.920553][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.920553][ T5855] [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./0/binderfs") = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] close(3) = 0 [ 97.969946][ T36] [ 97.969946][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.969946][ T36] [ 97.982940][ T113] [ 97.982940][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.982940][ T113] [ 97.999507][ T13] [ 97.999507][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 97.999507][ T13] [pid 5854] rmdir("./0") = 0 [ 98.019593][ T73] [ 98.019593][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.019593][ T73] [ 98.021236][ T36] [ 98.021236][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.021236][ T36] [ 98.045432][ T73] [ 98.045432][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.045432][ T73] [ 98.045992][ T13] [ 98.045992][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.045992][ T13] [ 98.067748][ T5855] [pid 5854] mkdir("./1", 0777) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD) = 0 [ 98.067748][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.067748][ T5855] [ 98.081762][ T113] [ 98.081762][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.081762][ T113] [ 98.098338][ T5858] [ 98.098338][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.098338][ T5858] [ 98.099289][ T114] [ 98.099289][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.099289][ T114] [pid 5854] close(3 [pid 5855] <... umount2 resumed>) = 0 [pid 5855] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [ 98.140740][ T5858] [ 98.140740][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.140740][ T5858] [ 98.159765][ T113] [ 98.159765][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.159765][ T113] [ 98.173228][ T5856] [ 98.173228][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.173228][ T5856] [pid 5855] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./0/binderfs") = 0 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5855] rmdir("./0") = 0 [pid 5855] mkdir("./1", 0777) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [ 98.205371][ T5856] [ 98.205371][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.205371][ T5856] [ 98.211985][ T5857] [ 98.211985][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.211985][ T5857] [pid 5855] close(3 [pid 5858] <... umount2 resumed>) = 0 [pid 5858] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5858] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] close(4) = 0 [pid 5858] rmdir("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5858] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] <... umount2 resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./0/binderfs") = 0 [pid 5858] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3) = 0 [pid 5858] rmdir("./0" [pid 5856] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... rmdir resumed>) = 0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] mkdir("./1", 0777 [pid 5856] newfstatat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5858] <... mkdir resumed>) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD) = 0 [pid 5858] close(3) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5873 attached [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5873 [pid 5856] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5873] set_robust_list(0x5555821386a0, 24 [pid 5856] <... openat resumed>) = 4 [pid 5873] <... set_robust_list resumed>) = 0 [pid 5873] chdir("./1" [pid 5856] newfstatat(4, "", [pid 5873] <... chdir resumed>) = 0 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5873] <... prctl resumed>) = 0 [pid 5856] getdents64(4, [pid 5873] setpgid(0, 0) = 0 [pid 5856] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 98.294714][ T5857] [ 98.294714][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 98.294714][ T5857] [pid 5856] close(4 [pid 5873] <... openat resumed>) = 3 [pid 5856] <... close resumed>) = 0 [pid 5856] rmdir("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5873] write(3, "1000", 4 [pid 5856] <... rmdir resumed>) = 0 [pid 5873] <... write resumed>) = 4 [pid 5857] <... umount2 resumed>) = 0 [pid 5856] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5873] close(3 [pid 5857] newfstatat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5873] <... close resumed>) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5857] umount2("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./0/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5873] symlink("/dev/binderfs", "./binderfs" [pid 5857] <... rmdir resumed>) = 0 [pid 5856] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./0/binderfs", executing program [pid 5873] <... symlink resumed>) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./0/binderfs" [pid 5857] unlink("./0/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./0" [pid 5873] write(1, "executing program\n", 18 [pid 5857] <... rmdir resumed>) = 0 [pid 5856] <... unlink resumed>) = 0 [pid 5873] <... write resumed>) = 18 [pid 5857] mkdir("./1", 0777 [pid 5856] getdents64(3, [pid 5873] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... mkdir resumed>) = 0 [pid 5856] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5873] <... futex resumed>) = 0 [pid 5873] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5856] close(3 [pid 5873] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5857] <... openat resumed>) = 3 [pid 5856] <... close resumed>) = 0 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] rmdir("./0" [pid 5873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] close(3) = 0 [pid 5856] <... rmdir resumed>) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5873] <... mmap resumed>) = 0x7f5408c5e000 [pid 5856] mkdir("./1", 0777 [pid 5873] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5874 attached [pid 5856] <... mkdir resumed>) = 0 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5874 [pid 5873] <... mprotect resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5874] set_robust_list(0x5555821386a0, 24) = 0 [pid 5874] chdir("./1" [pid 5873] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] <... openat resumed>) = 3 [pid 5874] <... chdir resumed>) = 0 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5873] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5856] ioctl(3, LOOP_CLR_FD [pid 5874] <... prctl resumed>) = 0 [pid 5874] setpgid(0, 0) = 0 [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5856] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5875 attached [pid 5874] <... openat resumed>) = 3 [pid 5856] close(3 [pid 5875] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5874] write(3, "1000", 4 [pid 5856] <... close resumed>) = 0 [pid 5875] <... rseq resumed>) = 0 [pid 5873] <... clone3 resumed> => {parent_tid=[5875]}, 88) = 5875 [pid 5874] <... write resumed>) = 4 [pid 5874] close(3) = 0 [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5875] set_robust_list(0x7f5408c7e9a0, 24 [pid 5874] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 5876 attached [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] write(1, "executing program\n", 18 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5876 [pid 5873] <... futex resumed>) = 0 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] set_robust_list(0x5555821386a0, 24executing program ) = 0 [pid 5875] memfd_create("syzkaller", 0 [pid 5874] <... write resumed>) = 18 [pid 5873] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5874] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5875] <... memfd_create resumed>) = 3 [pid 5874] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5876] chdir("./1" [pid 5874] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5876] <... chdir resumed>) = 0 [pid 5874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] <... prctl resumed>) = 0 [pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5874] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITEexecuting program ) = 0 [pid 5875] <... mmap resumed>) = 0x7f5400800000 [pid 5876] setpgid(0, 0 [pid 5874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5876] <... setpgid resumed>) = 0 [pid 5874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5876] <... openat resumed>) = 3 [pid 5876] write(3, "1000", 4) = 4 [pid 5874] <... clone3 resumed> => {parent_tid=[5877]}, 88) = 5877 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5877 attached [pid 5876] close(3 [pid 5874] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... close resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5876] symlink("/dev/binderfs", "./binderfs" [pid 5874] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5877] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5876] <... symlink resumed>) = 0 [pid 5877] <... rseq resumed>) = 0 [pid 5876] write(1, "executing program\n", 18 [pid 5877] set_robust_list(0x7f5408c7e9a0, 24 [pid 5876] <... write resumed>) = 18 [pid 5877] <... set_robust_list resumed>) = 0 [pid 5876] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] rt_sigprocmask(SIG_SETMASK, [], [pid 5876] <... futex resumed>) = 0 [pid 5876] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5876] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5876] <... mmap resumed>) = 0x7f5408c5e000 [pid 5877] memfd_create("syzkaller", 0 [pid 5876] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5876] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5877] <... memfd_create resumed>) = 3 [pid 5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5876] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5877] <... mmap resumed>) = 0x7f5400800000 [pid 5876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5878]}, 88) = 5878 [pid 5876] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5878 attached NULL, 8) = 0 [pid 5876] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5876] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5878] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5878] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5878] memfd_create("syzkaller", 0) = 3 [pid 5878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5854] <... close resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5879 attached [pid 5879] set_robust_list(0x5555821386a0, 24) = 0 [pid 5879] chdir("./1") = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5879] setpgid(0, 0) = 0 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5879 [pid 5879] <... openat resumed>) = 3 [pid 5879] write(3, "1000", 4) = 4 [pid 5879] close(3executing program ) = 0 [pid 5879] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5879] write(1, "executing program\n", 18) = 18 [pid 5879] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5879] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5879] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5880]}, 88) = 5880 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5879] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5879] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5880 attached [pid 5880] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5880] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5880] memfd_create("syzkaller", 0) = 3 [pid 5880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5855] <... close resumed>) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached , child_tidptr=0x555582138690) = 5881 [pid 5881] set_robust_list(0x5555821386a0, 24) = 0 [pid 5881] chdir("./1") = 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5881] write(3, "1000", 4) = 4 [pid 5881] close(3) = 0 [pid 5881] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5881] write(1, "executing program\n", 18executing program ) = 18 [pid 5881] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5881] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5881] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5881] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5881] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5882 attached => {parent_tid=[5882]}, 88) = 5882 [pid 5882] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5881] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5882] <... rseq resumed>) = 0 [pid 5881] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5882] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5882] memfd_create("syzkaller", 0) = 3 [pid 5882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5875] 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 5877] 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 5878] 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 5880] 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 5882] 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 5875] <... write resumed>) = 16777216 [pid 5875] munmap(0x7f5400800000, 138412032 [pid 5877] <... write resumed>) = 16777216 [pid 5877] munmap(0x7f5400800000, 138412032 [pid 5875] <... munmap resumed>) = 0 [pid 5875] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5875] ioctl(4, LOOP_SET_FD, 3 [pid 5877] <... munmap resumed>) = 0 [pid 5875] <... ioctl resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5875] close(3 [pid 5877] <... openat resumed>) = 4 [pid 5875] <... close resumed>) = 0 [pid 5877] ioctl(4, LOOP_SET_FD, 3 [pid 5875] close(4) = 0 [pid 5875] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 99.416354][ T5875] loop4: detected capacity change from 0 to 32768 [ 99.447597][ T5877] loop3: detected capacity change from 0 to 32768 [pid 5875] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5877] <... ioctl resumed>) = 0 [pid 5877] close(3) = 0 [pid 5877] close(4) = 0 [pid 5877] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5877] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5875] <... mount resumed>) = 0 [pid 5875] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5875] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [ 99.472777][ T5875] [ 99.472777][ T5875] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.472777][ T5875] [pid 5875] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5875] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5873] <... futex resumed>) = 0 [pid 5875] openat(AT_FDCWD, ".", O_RDONLY [pid 5873] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... openat resumed>) = 4 [pid 5873] <... futex resumed>) = 0 [pid 5878] <... write resumed>) = 16777216 [pid 5875] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... futex resumed>) = 0 [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] getdents64(4, [pid 5873] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5873] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5878] munmap(0x7f5400800000, 138412032 [ 99.523201][ T5877] [ 99.523201][ T5877] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.523201][ T5877] [pid 5875] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... mount resumed>) = 0 [pid 5875] <... futex resumed>) = 1 [pid 5873] <... futex resumed>) = 0 [pid 5877] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5875] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] exit_group(0 [pid 5877] <... openat resumed>) = 3 [pid 5877] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5875] <... futex resumed>) = ? [pid 5873] <... exit_group resumed>) = ? [pid 5877] <... chdir resumed>) = 0 [pid 5875] +++ exited with 0 +++ [pid 5873] +++ exited with 0 +++ [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=28 /* 0.28 s */} --- [pid 5877] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5877] <... futex resumed>) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5858] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5877] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... futex resumed>) = 0 [pid 5877] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5874] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... openat resumed>) = 3 [pid 5878] <... munmap resumed>) = 0 [pid 5877] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] newfstatat(3, "", [pid 5877] <... futex resumed>) = 1 [pid 5877] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... futex resumed>) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5874] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] getdents64(3, [pid 5874] <... futex resumed>) = 1 [pid 5858] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5877] <... futex resumed>) = 0 [pid 5874] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5877] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5877] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5877] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] <... futex resumed>) = 0 [pid 5874] exit_group(0 [pid 5878] <... openat resumed>) = 4 [pid 5877] <... futex resumed>) = ? [pid 5874] <... exit_group resumed>) = ? [pid 5877] +++ exited with 0 +++ [pid 5878] ioctl(4, LOOP_SET_FD, 3 [pid 5874] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=25 /* 0.25 s */} --- [pid 5857] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 99.640826][ T73] [ 99.640826][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.640826][ T73] [ 99.663283][ T5878] loop2: detected capacity change from 0 to 32768 [ 99.680133][ T73] [ 99.680133][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.680133][ T73] [pid 5857] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] <... ioctl resumed>) = 0 [pid 5878] close(3) = 0 [pid 5878] close(4) = 0 [pid 5878] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 99.684707][ T76] [ 99.684707][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.684707][ T76] [ 99.720414][ T76] [ 99.720414][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.720414][ T76] [ 99.734389][ T113] [pid 5878] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5882] <... write resumed>) = 16777216 [pid 5882] munmap(0x7f5400800000, 138412032 [pid 5880] <... write resumed>) = 16777216 [ 99.734389][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.734389][ T113] [ 99.741381][ T5878] [ 99.741381][ T5878] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.741381][ T5878] [ 99.745696][ T5858] [ 99.745696][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.745696][ T5858] [pid 5880] munmap(0x7f5400800000, 138412032 [pid 5882] <... munmap resumed>) = 0 [pid 5880] <... munmap resumed>) = 0 [pid 5882] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5880] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5882] <... openat resumed>) = 4 [pid 5880] <... openat resumed>) = 4 [pid 5878] <... mount resumed>) = 0 [pid 5878] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5878] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5878] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5878] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5878] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] <... futex resumed>) = 0 [ 99.782568][ T5857] [ 99.782568][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.782568][ T5857] [ 99.795991][ T114] [ 99.795991][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.795991][ T114] [ 99.801108][ T5857] [ 99.801108][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.801108][ T5857] [ 99.819431][ T5880] loop0: detected capacity change from 0 to 32768 [ 99.826835][ T5858] [pid 5880] ioctl(4, LOOP_SET_FD, 3 [pid 5876] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] ioctl(4, LOOP_SET_FD, 3 [pid 5880] <... ioctl resumed>) = 0 [pid 5878] <... futex resumed>) = 0 [pid 5876] <... futex resumed>) = 1 [pid 5878] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5878] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5878] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] close(3) = 0 [pid 5880] close(4) = 0 [pid 5880] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5880] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... ioctl resumed>) = 0 [pid 5878] <... futex resumed>) = 0 [pid 5876] <... futex resumed>) = 1 [pid 5878] getdents64(4, [pid 5876] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5878] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5878] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] exit_group(0) = ? [pid 5878] <... futex resumed>) = ? [pid 5882] close(3 [pid 5878] +++ exited with 0 +++ [pid 5876] +++ exited with 0 +++ [pid 5858] <... umount2 resumed>) = 0 [pid 5882] <... close resumed>) = 0 [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=25 /* 0.25 s */} --- [pid 5858] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] restart_syscall(<... resuming interrupted clone ...> [pid 5882] close(4 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5882] <... close resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5856] <... restart_syscall resumed>) = 0 [pid 5882] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5882] <... mkdir resumed>) = 0 [pid 5858] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 99.826835][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.826835][ T5858] [ 99.838969][ T5882] loop1: detected capacity change from 0 to 32768 [pid 5882] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... openat resumed>) = 3 [pid 5856] newfstatat(3, "", [pid 5858] openat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] <... openat resumed>) = 4 [pid 5856] getdents64(3, [pid 5858] newfstatat(4, "", [pid 5856] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] <... umount2 resumed>) = 0 [pid 5858] getdents64(4, [pid 5857] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] getdents64(4, [pid 5857] newfstatat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5858] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] close(4) = 0 [pid 5858] rmdir("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... mount resumed>) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5882] <... mount resumed>) = 0 [pid 5880] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5857] openat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5880] <... openat resumed>) = 3 [pid 5882] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5880] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5857] <... openat resumed>) = 4 [pid 5857] newfstatat(4, "", [pid 5880] <... chdir resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] getdents64(4, [pid 5882] <... openat resumed>) = 3 [pid 5880] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5882] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5880] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [pid 5857] getdents64(4, [pid 5879] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... chdir resumed>) = 0 [pid 5857] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5882] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5880] openat(AT_FDCWD, ".", O_RDONLY [pid 5879] <... futex resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5857] close(4 [pid 5879] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] <... close resumed>) = 0 [ 99.874849][ T5880] [ 99.874849][ T5880] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.874849][ T5880] [ 99.876024][ T5882] [ 99.876024][ T5882] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.876024][ T5882] [ 99.900420][ T13] [ 99.900420][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.900420][ T13] [pid 5882] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5880] <... openat resumed>) = 4 [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] rmdir("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5882] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... rmdir resumed>) = 0 [pid 5880] <... futex resumed>) = 1 [pid 5879] <... futex resumed>) = 0 [pid 5880] getdents64(4, [pid 5879] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... futex resumed>) = 1 [pid 5881] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5882] openat(AT_FDCWD, ".", O_RDONLY [pid 5881] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5879] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5882] <... openat resumed>) = 4 [pid 5881] <... futex resumed>) = 0 [pid 5880] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5882] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5880] <... futex resumed>) = 0 [pid 5879] exit_group(0 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5882] <... futex resumed>) = 0 [pid 5881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5879] <... exit_group resumed>) = ? [pid 5882] getdents64(4, [pid 5881] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] +++ exited with 0 +++ [pid 5857] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5882] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5881] <... futex resumed>) = 0 [pid 5858] unlink("./1/binderfs" [pid 5882] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5879] +++ exited with 0 +++ [pid 5858] <... unlink resumed>) = 0 [pid 5882] <... futex resumed>) = 0 [pid 5881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5858] getdents64(3, [pid 5857] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5882] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5881] exit_group(0 [pid 5857] unlink("./1/binderfs" [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=27 /* 0.27 s */} --- [pid 5882] <... futex resumed>) = ? [pid 5881] <... exit_group resumed>) = ? [pid 5857] <... unlink resumed>) = 0 [pid 5854] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5882] +++ exited with 0 +++ [pid 5881] +++ exited with 0 +++ [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] close(3 [pid 5857] getdents64(3, [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=29 /* 0.29 s */} --- [pid 5854] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] restart_syscall(<... resuming interrupted clone ...> [pid 5854] <... openat resumed>) = 3 [pid 5857] close(3 [pid 5854] newfstatat(3, "", [pid 5857] <... close resumed>) = 0 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] rmdir("./1" [pid 5855] <... restart_syscall resumed>) = 0 [pid 5857] <... rmdir resumed>) = 0 [pid 5855] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 99.945927][ T13] [ 99.945927][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.945927][ T13] [ 99.962727][ T5856] [ 99.962727][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.962727][ T5856] [ 99.988842][ T113] [pid 5855] newfstatat(3, "", [pid 5857] mkdir("./2", 0777) = 0 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, [pid 5858] <... close resumed>) = 0 [pid 5858] rmdir("./1" [pid 5855] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5855] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... rmdir resumed>) = 0 [pid 5858] mkdir("./2", 0777 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] close(3 [pid 5858] <... mkdir resumed>) = 0 [ 99.988842][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 99.988842][ T113] [ 100.001213][ T76] [ 100.001213][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.001213][ T76] [ 100.017510][ T13] [ 100.017510][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.017510][ T13] [ 100.020434][ T5856] [ 100.020434][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.020434][ T5856] [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD) = 0 [ 100.049288][ T76] [ 100.049288][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.049288][ T76] [ 100.049902][ T13] [ 100.049902][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.049902][ T13] [pid 5858] close(3 [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 100.119439][ T5854] [ 100.119439][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.119439][ T5854] [ 100.121494][ T5855] [ 100.121494][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.121494][ T5855] [ 100.152295][ T113] [ 100.152295][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.152295][ T113] [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./1/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./1") = 0 [pid 5856] mkdir("./2", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3 [pid 5854] <... umount2 resumed>) = 0 [ 100.183634][ T5854] [ 100.183634][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.183634][ T5854] [pid 5854] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 100.237220][ T114] [ 100.237220][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.237220][ T114] [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] <... umount2 resumed>) = 0 [ 100.299716][ T5855] [ 100.299716][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 100.299716][ T5855] [pid 5854] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5855] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] unlink("./1/binderfs" [pid 5855] newfstatat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] <... unlink resumed>) = 0 [pid 5855] umount2("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] getdents64(3, [pid 5855] openat(AT_FDCWD, "./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] <... openat resumed>) = 4 [pid 5854] close(3 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] <... close resumed>) = 0 [pid 5855] getdents64(4, [pid 5854] rmdir("./1" [pid 5855] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4 [pid 5857] <... close resumed>) = 0 [pid 5854] <... rmdir resumed>) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... close resumed>) = 0 [pid 5854] mkdir("./2", 0777 [pid 5855] rmdir("./1/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] <... mkdir resumed>) = 0 [pid 5855] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] <... openat resumed>) = 3 [pid 5855] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5855] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] <... ioctl resumed>) = 0 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5883 [pid 5855] unlink("./1/binderfs" [pid 5854] close(3 [pid 5855] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5883 attached [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5855] rmdir("./1" [pid 5883] set_robust_list(0x5555821386a0, 24 [pid 5855] <... rmdir resumed>) = 0 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5855] mkdir("./2", 0777 [pid 5883] chdir("./2" [pid 5855] <... mkdir resumed>) = 0 [pid 5883] <... chdir resumed>) = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5883] setpgid(0, 0 [pid 5855] <... openat resumed>) = 3 [pid 5883] <... setpgid resumed>) = 0 [pid 5855] ioctl(3, LOOP_CLR_FD [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] <... ioctl resumed>) = 0 [pid 5855] close(3executing program [pid 5883] <... openat resumed>) = 3 [pid 5883] write(3, "1000", 4) = 4 [pid 5883] close(3) = 0 [pid 5883] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5883] write(1, "executing program\n", 18) = 18 [pid 5883] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5883] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5883] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5883] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5884]}, 88) = 5884 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5883] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5883] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5884 attached [pid 5884] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5884] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5884] memfd_create("syzkaller", 0) = 3 [pid 5884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5858] <... close resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5885 attached , child_tidptr=0x555582138690) = 5885 [pid 5885] set_robust_list(0x5555821386a0, 24) = 0 [pid 5885] chdir("./2") = 0 [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5885] setpgid(0, 0) = 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5885] write(3, "1000", 4 [pid 5856] <... close resumed>) = 0 [pid 5885] <... write resumed>) = 4 [pid 5885] close(3) = 0 [pid 5885] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5885] write(1, "executing program\n", 18) = 18 [pid 5885] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5885] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5885] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5885] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5886 attached [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5886] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5886] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5885] <... clone3 resumed> => {parent_tid=[5886]}, 88) = 5886 [pid 5885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5885] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], [pid 5885] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] memfd_create("syzkaller", 0) = 3 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5887 [pid 5886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0./strace-static-x86_64: Process 5887 attached ) = 0x7f5400800000 [pid 5887] set_robust_list(0x5555821386a0, 24) = 0 [pid 5887] chdir("./2") = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] setpgid(0, 0) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3executing program ) = 0 [pid 5887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5887] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5887] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5887] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5887] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5888 attached [pid 5888] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5887] <... clone3 resumed> => {parent_tid=[5888]}, 88) = 5888 [pid 5888] <... rseq resumed>) = 0 [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] set_robust_list(0x7f5408c7e9a0, 24 [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5887] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] memfd_create("syzkaller", 0) = 3 [pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5884] 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 5855] <... close resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5889] set_robust_list(0x5555821386a0, 24 [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5889 ./strace-static-x86_64: Process 5890 attached [pid 5890] set_robust_list(0x5555821386a0, 24 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5890 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5890] chdir("./2" [pid 5889] chdir("./2") = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5890] <... chdir resumed>) = 0 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5889] setpgid(0, 0 [pid 5890] <... prctl resumed>) = 0 [pid 5889] <... setpgid resumed>) = 0 [pid 5890] setpgid(0, 0) = 0 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5890] write(3, "1000", 4) = 4 [pid 5890] close(3) = 0 [pid 5890] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5890] write(1, "executing program\n", 18 [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] <... write resumed>) = 18 [pid 5889] <... openat resumed>) = 3 [pid 5889] write(3, "1000", 4 [pid 5890] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... write resumed>) = 4 [pid 5890] <... futex resumed>) = 0 [pid 5889] close(3 [pid 5890] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5889] <... close resumed>) = 0 [pid 5890] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5889] symlink("/dev/binderfs", "./binderfs" [pid 5890] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program NULL, 8) = 0 [pid 5889] <... symlink resumed>) = 0 [pid 5886] 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 5889] write(1, "executing program\n", 18) = 18 [pid 5890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5889] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... mmap resumed>) = 0x7f5408c5e000 [pid 5890] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5889] <... futex resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5889] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5890] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5889] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5890] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5891 attached [pid 5891] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5890] <... clone3 resumed> => {parent_tid=[5891]}, 88) = 5891 [pid 5891] <... rseq resumed>) = 0 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] set_robust_list(0x7f5408c7e9a0, 24 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5890] <... futex resumed>) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5891] memfd_create("syzkaller", 0) = 3 [pid 5891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5889] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5889] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5892 attached [pid 5892] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5889] <... clone3 resumed> => {parent_tid=[5892]}, 88) = 5892 [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5892] <... rseq resumed>) = 0 [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] 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 5892] set_robust_list(0x7f5408c7e9a0, 24 [pid 5889] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5889] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5892] memfd_create("syzkaller", 0) = 3 [pid 5892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5884] <... write resumed>) = 16777216 [pid 5884] munmap(0x7f5400800000, 138412032 [pid 5891] 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 5884] <... munmap resumed>) = 0 [pid 5884] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5884] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5884] close(3) = 0 [pid 5884] close(4) = 0 [pid 5884] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5886] <... write resumed>) = 16777216 [pid 5884] <... mkdir resumed>) = 0 [pid 5886] munmap(0x7f5400800000, 138412032 [pid 5884] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [ 101.173920][ T5884] loop3: detected capacity change from 0 to 32768 [pid 5892] 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 5886] <... munmap resumed>) = 0 [pid 5886] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5886] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5884] <... mount resumed>) = 0 [pid 5886] close(3 [pid 5884] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5886] <... close resumed>) = 0 [pid 5886] close(4 [pid 5884] <... openat resumed>) = 3 [pid 5884] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [ 101.232378][ T5884] [ 101.232378][ T5884] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.232378][ T5884] [ 101.262250][ T5886] loop4: detected capacity change from 0 to 32768 [pid 5884] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5884] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... close resumed>) = 0 [pid 5884] <... futex resumed>) = 1 [pid 5883] <... futex resumed>) = 0 [pid 5884] openat(AT_FDCWD, ".", O_RDONLY [pid 5883] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... openat resumed>) = 4 [pid 5883] <... futex resumed>) = 0 [pid 5883] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5883] <... futex resumed>) = 0 [pid 5884] getdents64(4, [pid 5883] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5883] <... futex resumed>) = 0 [pid 5884] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] <... futex resumed>) = 0 [pid 5883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5884] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5883] exit_group(0 [pid 5884] <... futex resumed>) = ? [pid 5883] <... exit_group resumed>) = ? [pid 5886] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5886] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5884] +++ exited with 0 +++ [pid 5883] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=28 /* 0.28 s */} --- [pid 5857] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5857] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5886] <... mount resumed>) = 0 [pid 5886] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5886] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5886] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5886] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5885] <... futex resumed>) = 0 [pid 5886] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5885] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5885] <... futex resumed>) = 0 [pid 5886] openat(AT_FDCWD, ".", O_RDONLY [pid 5885] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] <... openat resumed>) = 4 [ 101.349624][ T5886] [ 101.349624][ T5886] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.349624][ T5886] [ 101.362072][ T13] [ 101.362072][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.362072][ T13] [ 101.386680][ T13] [ 101.386680][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.386680][ T13] [pid 5886] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5885] <... futex resumed>) = 0 [pid 5886] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5885] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5885] <... futex resumed>) = 1 [pid 5886] getdents64(4, [pid 5885] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5886] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5885] <... futex resumed>) = 0 [pid 5888] <... write resumed>) = 16777216 [pid 5886] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5885] exit_group(0 [pid 5886] <... futex resumed>) = ? [pid 5885] <... exit_group resumed>) = ? [pid 5886] +++ exited with 0 +++ [ 101.446149][ T114] [ 101.446149][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.446149][ T114] [pid 5888] munmap(0x7f5400800000, 138412032 [pid 5885] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=23 /* 0.23 s */} --- [pid 5858] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] <... munmap resumed>) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5888] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5858] <... openat resumed>) = 3 [pid 5858] newfstatat(3, "", [pid 5888] <... openat resumed>) = 4 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 101.499667][ T5857] [ 101.499667][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.499667][ T5857] [ 101.524879][ T5857] [ 101.524879][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.524879][ T5857] [pid 5888] ioctl(4, LOOP_SET_FD, 3 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5858] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] <... ioctl resumed>) = 0 [pid 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5888] close(3) = 0 [pid 5888] close(4) = 0 [pid 5888] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, [pid 5888] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5857] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./2/binderfs") = 0 [ 101.550461][ T5888] loop2: detected capacity change from 0 to 32768 [ 101.562463][ T13] [ 101.562463][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.562463][ T13] [ 101.581091][ T13] [ 101.581091][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.581091][ T13] [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./2") = 0 [pid 5857] mkdir("./3", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [ 101.604367][ T113] [ 101.604367][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.604367][ T113] [ 101.618523][ T5858] [ 101.618523][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.618523][ T5858] [ 101.643035][ T5858] [ 101.643035][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.643035][ T5858] [pid 5891] <... write resumed>) = 16777216 [pid 5857] close(3 [pid 5891] munmap(0x7f5400800000, 138412032 [pid 5858] <... umount2 resumed>) = 0 [pid 5891] <... munmap resumed>) = 0 [pid 5888] <... mount resumed>) = 0 [pid 5858] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5888] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5858] newfstatat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5888] <... openat resumed>) = 3 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5888] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5858] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] <... chdir resumed>) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 101.656840][ T5888] [ 101.656840][ T5888] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.656840][ T5888] [pid 5888] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5858] openat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5888] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] <... openat resumed>) = 4 [pid 5888] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] newfstatat(4, "", [pid 5888] <... futex resumed>) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5888] openat(AT_FDCWD, ".", O_RDONLY [pid 5887] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] getdents64(4, [pid 5888] <... openat resumed>) = 4 [pid 5887] <... futex resumed>) = 0 [pid 5888] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5888] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5858] getdents64(4, [pid 5888] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] <... futex resumed>) = 0 [pid 5858] close(4 [pid 5888] getdents64(4, [pid 5887] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... close resumed>) = 0 [pid 5891] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5888] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5858] rmdir("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5891] <... openat resumed>) = 4 [pid 5888] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... rmdir resumed>) = 0 [pid 5888] <... futex resumed>) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5888] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] exit_group(0 [pid 5858] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] <... futex resumed>) = ? [pid 5887] <... exit_group resumed>) = ? [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5891] ioctl(4, LOOP_SET_FD, 3 [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./2/binderfs") = 0 [pid 5858] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3) = 0 [pid 5858] rmdir("./2") = 0 [pid 5888] +++ exited with 0 +++ [pid 5887] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=25 /* 0.25 s */} --- [pid 5858] mkdir("./3", 0777) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5856] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... ioctl resumed>) = 0 [pid 5856] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] close(3 [pid 5856] <... openat resumed>) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] <... ioctl resumed>) = 0 [pid 5891] close(3) = 0 [ 101.743707][ T5891] loop1: detected capacity change from 0 to 32768 [ 101.783350][ T73] [ 101.783350][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.783350][ T73] [pid 5891] close(4) = 0 [pid 5891] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5891] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5892] <... write resumed>) = 16777216 [pid 5892] munmap(0x7f5400800000, 138412032) = 0 [pid 5892] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 101.812461][ T5891] [ 101.812461][ T5891] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.812461][ T5891] [ 101.829230][ T73] [ 101.829230][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.829230][ T73] [pid 5892] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5892] close(3) = 0 [pid 5892] close(4) = 0 [pid 5892] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5891] <... mount resumed>) = 0 [pid 5892] <... mkdir resumed>) = 0 [pid 5891] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5892] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5891] <... openat resumed>) = 3 [pid 5891] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5891] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5891] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5891] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] <... futex resumed>) = 0 [pid 5890] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = 1 [pid 5891] openat(AT_FDCWD, ".", O_RDONLY [pid 5890] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... openat resumed>) = 4 [pid 5891] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5891] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] <... futex resumed>) = 0 [pid 5891] getdents64(4, [pid 5890] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [ 101.868881][ T5892] loop0: detected capacity change from 0 to 32768 [ 101.878071][ T5856] [ 101.878071][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.878071][ T5856] [ 101.890463][ T114] [ 101.890463][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.890463][ T114] [pid 5891] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5891] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] exit_group(0 [pid 5891] <... futex resumed>) = ? [pid 5890] <... exit_group resumed>) = ? [pid 5891] +++ exited with 0 +++ [pid 5890] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=31 /* 0.31 s */} --- [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5855] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... mount resumed>) = 0 [pid 5892] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5892] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5892] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5892] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5892] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5889] <... futex resumed>) = 0 [pid 5889] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5892] <... futex resumed>) = 0 [pid 5892] openat(AT_FDCWD, ".", O_RDONLY [pid 5889] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] <... openat resumed>) = 4 [pid 5892] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 101.920834][ T5892] [ 101.920834][ T5892] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.920834][ T5892] [ 101.928387][ T5856] [ 101.928387][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.928387][ T5856] [pid 5892] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5889] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... futex resumed>) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5889] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5892] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5856] <... umount2 resumed>) = 0 [pid 5892] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... futex resumed>) = 1 [pid 5889] <... futex resumed>) = 0 [pid 5892] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5889] exit_group(0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5889] <... exit_group resumed>) = ? [pid 5856] newfstatat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5892] <... futex resumed>) = ? [pid 5892] +++ exited with 0 +++ [pid 5889] +++ exited with 0 +++ [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=26 /* 0.26 s */} --- [pid 5856] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", [pid 5856] <... openat resumed>) = 4 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [ 101.966254][ T36] [ 101.966254][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 101.966254][ T36] [pid 5856] rmdir("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 102.013490][ T36] [ 102.013490][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.013490][ T36] [ 102.029742][ T73] [ 102.029742][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.029742][ T73] [ 102.049825][ T73] [ 102.049825][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.049825][ T73] [pid 5856] unlink("./2/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [ 102.063354][ T5855] [ 102.063354][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.063354][ T5855] [ 102.090529][ T5854] [ 102.090529][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.090529][ T5854] [ 102.102504][ T113] [ 102.102504][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.102504][ T113] [pid 5856] rmdir("./2") = 0 [pid 5857] <... close resumed>) = 0 [pid 5856] mkdir("./3", 0777) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5893 [ 102.115632][ T5854] [ 102.115632][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.115632][ T5854] [ 102.142571][ T114] [ 102.142571][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.142571][ T114] [ 102.158598][ T5855] [pid 5856] close(3 [pid 5854] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 5893 attached [pid 5854] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5893] set_robust_list(0x5555821386a0, 24 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5893] <... set_robust_list resumed>) = 0 [pid 5854] newfstatat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5893] chdir("./3" [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5893] <... chdir resumed>) = 0 [pid 5854] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5893] <... prctl resumed>) = 0 [pid 5854] openat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5893] setpgid(0, 0 [pid 5854] <... openat resumed>) = 4 [pid 5893] <... setpgid resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5854] newfstatat(4, "", [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5893] <... openat resumed>) = 3 [pid 5854] getdents64(4, [pid 5893] write(3, "1000", 4 [pid 5854] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5893] <... write resumed>) = 4 [pid 5854] getdents64(4, [pid 5893] close(3 [pid 5854] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5893] <... close resumed>) = 0 [pid 5854] close(4 [pid 5893] symlink("/dev/binderfs", "./binderfs" [pid 5854] <... close resumed>) = 0 [pid 5893] <... symlink resumed>) = 0 [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5894 executing program [pid 5893] write(1, "executing program\n", 18 [pid 5854] rmdir("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5893] <... write resumed>) = 18 [pid 5893] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... rmdir resumed>) = 0 [pid 5893] <... futex resumed>) = 0 [pid 5854] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5893] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5893] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5854] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5893] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5854] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5893] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5854] unlink("./2/binderfs" [pid 5893] <... mmap resumed>) = 0x7f5408c5e000 [pid 5893] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5854] <... unlink resumed>) = 0 [pid 5893] <... mprotect resumed>) = 0 [pid 5854] getdents64(3, [pid 5893] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5854] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5893] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5854] close(3 [pid 5893] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5854] <... close resumed>) = 0 [pid 5854] rmdir("./2" [pid 5893] <... clone3 resumed> => {parent_tid=[5895]}, 88) = 5895 [pid 5854] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5895 attached [pid 5893] rt_sigprocmask(SIG_SETMASK, [], [pid 5895] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5893] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 102.158598][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 102.158598][ T5855] [pid 5854] mkdir("./3", 0777 [pid 5893] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5854] <... mkdir resumed>) = 0 [pid 5893] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5895] <... rseq resumed>) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5895] set_robust_list(0x7f5408c7e9a0, 24 [pid 5854] <... openat resumed>) = 3 [pid 5895] <... set_robust_list resumed>) = 0 [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] <... ioctl resumed>) = 0 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] close(3./strace-static-x86_64: Process 5894 attached [pid 5895] memfd_create("syzkaller", 0 [pid 5854] <... close resumed>) = 0 [pid 5895] <... memfd_create resumed>) = 3 [pid 5894] set_robust_list(0x5555821386a0, 24 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5894] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5896 attached [pid 5895] <... mmap resumed>) = 0x7f5400800000 [pid 5894] chdir("./3" [pid 5896] set_robust_list(0x5555821386a0, 24) = 0 [pid 5896] chdir("./3" [pid 5894] <... chdir resumed>) = 0 [pid 5855] <... umount2 resumed>) = 0 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5855] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] <... prctl resumed>) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5896 [pid 5896] <... chdir resumed>) = 0 [pid 5894] setpgid(0, 0 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5894] <... setpgid resumed>) = 0 [pid 5855] umount2("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] <... prctl resumed>) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5896] setpgid(0, 0 [pid 5894] <... openat resumed>) = 3 [pid 5855] rmdir("./2/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5896] <... setpgid resumed>) = 0 [pid 5894] write(3, "1000", 4 [pid 5855] <... rmdir resumed>) = 0 [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5894] <... write resumed>) = 4 [pid 5855] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] <... openat resumed>) = 3 [pid 5894] close(3 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5894] <... close resumed>) = 0 [pid 5855] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5894] symlink("/dev/binderfs", "./binderfs" [pid 5896] write(3, "1000", 4 [pid 5855] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5896] <... write resumed>) = 4 [pid 5855] unlink("./2/binderfs" [pid 5896] close(3 [pid 5855] <... unlink resumed>) = 0 [pid 5896] <... close resumed>) = 0 [pid 5855] getdents64(3, [pid 5896] symlink("/dev/binderfs", "./binderfs" [pid 5855] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5896] <... symlink resumed>) = 0 [pid 5855] close(3executing program [pid 5896] write(1, "executing program\n", 18 [pid 5855] <... close resumed>) = 0 [pid 5896] <... write resumed>) = 18 [pid 5855] rmdir("./2" [pid 5896] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... rmdir resumed>) = 0 [pid 5896] <... futex resumed>) = 0 [pid 5896] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5855] mkdir("./3", 0777 [pid 5896] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5894] <... symlink resumed>) = 0 [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5896] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5894] write(1, "executing program\n", 18 [pid 5855] <... mkdir resumed>) = 0 [pid 5896] <... mprotect resumed>) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5896] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5855] <... openat resumed>) = 3 [pid 5896] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] ioctl(3, LOOP_CLR_FD [pid 5896] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5855] <... ioctl resumed>) = 0 [pid 5855] close(3executing program ./strace-static-x86_64: Process 5897 attached ) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5894] <... write resumed>) = 18 ./strace-static-x86_64: Process 5898 attached [pid 5894] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5896] <... clone3 resumed> => {parent_tid=[5897]}, 88) = 5897 [pid 5894] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5897] <... rseq resumed>) = 0 [pid 5896] rt_sigprocmask(SIG_SETMASK, [], [pid 5894] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5897] set_robust_list(0x7f5408c7e9a0, 24 [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5894] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5897] <... set_robust_list resumed>) = 0 [pid 5896] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5897] rt_sigprocmask(SIG_SETMASK, [], [pid 5896] <... futex resumed>) = 0 [pid 5894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5898] set_robust_list(0x5555821386a0, 24 [pid 5897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5896] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5894] <... mmap resumed>) = 0x7f5408c5e000 [pid 5898] <... set_robust_list resumed>) = 0 [pid 5897] memfd_create("syzkaller", 0 [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5898 [pid 5898] chdir("./3" [pid 5897] <... memfd_create resumed>) = 3 [pid 5894] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5898] <... chdir resumed>) = 0 [pid 5897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5894] <... mprotect resumed>) = 0 [pid 5894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5897] <... mmap resumed>) = 0x7f5400800000 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5898] <... prctl resumed>) = 0 [pid 5898] setpgid(0, 0 [pid 5894] <... clone3 resumed> => {parent_tid=[5899]}, 88) = 5899 [pid 5894] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5899 attached NULL, 8) = 0 [pid 5898] <... setpgid resumed>) = 0 [pid 5894] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5894] <... futex resumed>) = 0 [pid 5899] <... rseq resumed>) = 0 [pid 5894] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5899] set_robust_list(0x7f5408c7e9a0, 24 [pid 5898] <... openat resumed>) = 3 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5898] write(3, "1000", 4 [pid 5899] memfd_create("syzkaller", 0 [pid 5898] <... write resumed>) = 4 [pid 5898] close(3 [pid 5899] <... memfd_create resumed>) = 3 [pid 5898] <... close resumed>) = 0 [pid 5898] symlink("/dev/binderfs", "./binderfs"executing program [pid 5899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5898] <... symlink resumed>) = 0 [pid 5898] write(1, "executing program\n", 18) = 18 [pid 5899] <... mmap resumed>) = 0x7f5400800000 [pid 5898] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5898] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5898] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5900 attached [pid 5900] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5898] <... clone3 resumed> => {parent_tid=[5900]}, 88) = 5900 [pid 5900] <... rseq resumed>) = 0 [pid 5900] set_robust_list(0x7f5408c7e9a0, 24 [pid 5898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5898] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] <... set_robust_list resumed>) = 0 [pid 5898] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5900] memfd_create("syzkaller", 0) = 3 [pid 5900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5895] 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 5856] <... close resumed>) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582138690) = 5901 ./strace-static-x86_64: Process 5901 attached [pid 5901] set_robust_list(0x5555821386a0, 24) = 0 [pid 5901] chdir("./3") = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] setpgid(0, 0 [pid 5897] 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 5901] <... setpgid resumed>) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3) = 0 [pid 5901] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5901] write(1, "executing program\n", 18executing program ) = 18 [pid 5901] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5901] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5901] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5899] 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 5901] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5902 attached [pid 5902] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5901] <... clone3 resumed> => {parent_tid=[5902]}, 88) = 5902 [pid 5902] set_robust_list(0x7f5408c7e9a0, 24 [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5902] <... set_robust_list resumed>) = 0 [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5902] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5902] memfd_create("syzkaller", 0 [pid 5901] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5902] <... memfd_create resumed>) = 3 [pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5900] 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 5902] 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 5895] <... write resumed>) = 16777216 [pid 5895] munmap(0x7f5400800000, 138412032 [pid 5897] <... write resumed>) = 16777216 [pid 5895] <... munmap resumed>) = 0 [pid 5895] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5895] ioctl(4, LOOP_SET_FD, 3 [pid 5897] munmap(0x7f5400800000, 138412032 [pid 5895] <... ioctl resumed>) = 0 [pid 5895] close(3) = 0 [pid 5895] close(4) = 0 [pid 5895] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5895] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5899] <... write resumed>) = 16777216 [pid 5899] munmap(0x7f5400800000, 138412032 [pid 5897] <... munmap resumed>) = 0 [pid 5895] <... mount resumed>) = 0 [pid 5897] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5895] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [ 103.190540][ T5895] loop3: detected capacity change from 0 to 32768 [ 103.216433][ T5895] [ 103.216433][ T5895] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.216433][ T5895] [pid 5897] ioctl(4, LOOP_SET_FD, 3 [pid 5895] <... openat resumed>) = 3 [pid 5899] <... munmap resumed>) = 0 [pid 5895] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5897] <... ioctl resumed>) = 0 [pid 5895] <... chdir resumed>) = 0 [pid 5895] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5895] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5895] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5893] <... futex resumed>) = 0 [pid 5897] close(3) = 0 [pid 5897] close(4) = 0 [pid 5893] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5895] <... futex resumed>) = 0 [pid 5893] <... futex resumed>) = 1 [pid 5895] openat(AT_FDCWD, ".", O_RDONLY [pid 5893] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... openat resumed>) = 4 [pid 5895] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5895] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5897] <... mkdir resumed>) = 0 [pid 5893] <... futex resumed>) = 0 [pid 5899] <... openat resumed>) = 4 [pid 5897] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [ 103.269019][ T5897] loop0: detected capacity change from 0 to 32768 [pid 5893] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... futex resumed>) = 0 [pid 5893] <... futex resumed>) = 1 [pid 5895] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5893] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5895] <... futex resumed>) = 0 [pid 5893] exit_group(0) = ? [pid 5895] +++ exited with 0 +++ [pid 5899] ioctl(4, LOOP_SET_FD, 3 [pid 5893] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=29 /* 0.29 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5857] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] <... ioctl resumed>) = 0 [pid 5900] <... write resumed>) = 16777216 [pid 5899] close(3 [pid 5900] munmap(0x7f5400800000, 138412032 [pid 5899] <... close resumed>) = 0 [ 103.314096][ T5899] loop4: detected capacity change from 0 to 32768 [ 103.334288][ T73] [ 103.334288][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.334288][ T73] [ 103.351441][ T5897] [ 103.351441][ T5897] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.351441][ T5897] [pid 5899] close(4) = 0 [pid 5899] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5899] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5897] <... mount resumed>) = 0 [pid 5897] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5897] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5897] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5897] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5897] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5896] <... futex resumed>) = 0 [pid 5896] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... futex resumed>) = 0 [pid 5896] <... futex resumed>) = 1 [pid 5897] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5897] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5896] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... munmap resumed>) = 0 [pid 5896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5900] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5896] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... openat resumed>) = 4 [pid 5897] getdents64(4, [pid 5896] <... futex resumed>) = 0 [pid 5897] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5896] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] ioctl(4, LOOP_SET_FD, 3 [pid 5897] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 103.382341][ T73] [ 103.382341][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.382341][ T73] [ 103.408128][ T5899] [ 103.408128][ T5899] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.408128][ T5899] [ 103.419228][ T5857] [ 103.419228][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.419228][ T5857] [pid 5897] <... futex resumed>) = 0 [pid 5896] exit_group(0) = ? [pid 5897] +++ exited with 0 +++ [pid 5900] <... ioctl resumed>) = 0 [pid 5900] close(3) = 0 [pid 5900] close(4) = 0 [pid 5900] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5900] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5899] <... mount resumed>) = 0 [pid 5896] +++ exited with 0 +++ [pid 5899] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=30 /* 0.30 s */} --- [pid 5899] <... openat resumed>) = 3 [pid 5899] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5854] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5899] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5899] <... futex resumed>) = 1 [pid 5894] <... futex resumed>) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5899] openat(AT_FDCWD, ".", O_RDONLY [pid 5894] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] newfstatat(3, "", [pid 5899] <... openat resumed>) = 4 [pid 5894] <... futex resumed>) = 0 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5899] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] getdents64(3, [pid 5899] <... futex resumed>) = 0 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5899] getdents64(4, [pid 5894] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5899] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5899] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = 0 [pid 5854] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] <... futex resumed>) = 0 [pid 5894] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5894] exit_group(0 [pid 5899] <... futex resumed>) = ? [pid 5894] <... exit_group resumed>) = ? [ 103.441174][ T5900] loop1: detected capacity change from 0 to 32768 [ 103.460081][ T113] [ 103.460081][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.460081][ T113] [pid 5899] +++ exited with 0 +++ [pid 5894] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=23 /* 0.23 s */} --- [ 103.505642][ T5857] [ 103.505642][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.505642][ T5857] [ 103.534211][ T5900] [ 103.534211][ T5900] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.534211][ T5900] [ 103.553095][ T36] [pid 5858] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5900] <... mount resumed>) = 0 [pid 5858] <... openat resumed>) = 3 [pid 5900] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5857] unlink("./3/binderfs" [pid 5900] <... openat resumed>) = 3 [pid 5857] <... unlink resumed>) = 0 [pid 5900] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5900] <... chdir resumed>) = 0 [pid 5857] close(3 [pid 5900] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5857] <... close resumed>) = 0 [pid 5900] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] rmdir("./3" [pid 5900] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] newfstatat(3, "", [pid 5857] <... rmdir resumed>) = 0 [pid 5900] <... futex resumed>) = 1 [pid 5898] <... futex resumed>) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5898] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] openat(AT_FDCWD, ".", O_RDONLY [pid 5858] getdents64(3, [pid 5857] mkdir("./4", 0777 [pid 5900] <... openat resumed>) = 4 [pid 5858] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5857] <... mkdir resumed>) = 0 [pid 5900] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5900] <... futex resumed>) = 1 [pid 5898] <... futex resumed>) = 0 [pid 5898] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] getdents64(4, [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5900] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5857] <... openat resumed>) = 3 [pid 5900] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] ioctl(3, LOOP_CLR_FD [pid 5900] <... futex resumed>) = 1 [pid 5898] <... futex resumed>) = 0 [pid 5857] <... ioctl resumed>) = 0 [pid 5898] exit_group(0 [pid 5857] close(3 [pid 5898] <... exit_group resumed>) = ? [pid 5857] <... close resumed>) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached [pid 5900] +++ exited with 0 +++ [pid 5898] +++ exited with 0 +++ [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5903 [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=20 /* 0.20 s */} --- [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5855] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 103.553095][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.553095][ T36] [ 103.594571][ T36] [ 103.594571][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.594571][ T36] [pid 5903] set_robust_list(0x5555821386a0, 24 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5903] <... set_robust_list resumed>) = 0 [pid 5903] chdir("./4") = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [ 103.609062][ T13] [ 103.609062][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.609062][ T13] [ 103.635653][ T73] [ 103.635653][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.635653][ T73] [ 103.649955][ T114] [ 103.649955][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 [pid 5903] close(3) = 0 [pid 5903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5903] write(1, "executing program\n", 18executing program ) = 18 [pid 5903] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5903] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5904]}, 88) = 5904 [pid 5903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5903] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 103.649955][ T114] [pid 5903] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5904 attached [pid 5904] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5904] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 103.682154][ T13] [ 103.682154][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.682154][ T13] [ 103.701651][ T73] [ 103.701651][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.701651][ T73] [ 103.714081][ T5854] [ 103.714081][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.714081][ T5854] [ 103.726277][ T5855] [pid 5904] memfd_create("syzkaller", 0) = 3 [pid 5904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 103.726277][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.726277][ T5855] [ 103.750305][ T5858] [ 103.750305][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.750305][ T5858] [ 103.760117][ T5854] [ 103.760117][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.760117][ T5854] [ 103.779400][ T114] [ 103.779400][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.779400][ T114] [ 103.790794][ T113] [ 103.790794][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.790794][ T113] [ 103.801881][ T5855] [ 103.801881][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.801881][ T5855] [ 103.823872][ T5858] [ 103.823872][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [pid 5902] <... write resumed>) = 16777216 [pid 5855] <... umount2 resumed>) = 0 [pid 5855] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5902] munmap(0x7f5400800000, 138412032 [pid 5855] <... rmdir resumed>) = 0 [pid 5855] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./3/binderfs") = 0 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5855] rmdir("./3") = 0 [pid 5855] mkdir("./4", 0777) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5854] <... umount2 resumed>) = 0 [pid 5855] close(3) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5905 attached [ 103.823872][ T5858] , child_tidptr=0x555582138690) = 5905 [pid 5854] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] set_robust_list(0x5555821386a0, 24 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] <... set_robust_list resumed>) = 0 [pid 5854] newfstatat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5905] chdir("./4" [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5905] <... chdir resumed>) = 0 [pid 5854] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5905] <... prctl resumed>) = 0 [pid 5854] <... openat resumed>) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5905] setpgid(0, 0 [pid 5854] getdents64(4, [pid 5905] <... setpgid resumed>) = 0 [pid 5854] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5854] close(4) = 0 [pid 5854] rmdir("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... openat resumed>) = 3 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./3/binderfs" [pid 5905] write(3, "1000", 4 [pid 5854] <... unlink resumed>) = 0 [pid 5905] <... write resumed>) = 4 [pid 5854] getdents64(3, [pid 5905] close(3 [pid 5854] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5905] <... close resumed>) = 0 [pid 5905] symlink("/dev/binderfs", "./binderfs" [pid 5854] close(3 [pid 5905] <... symlink resumed>) = 0 [pid 5902] <... munmap resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5905] write(1, "executing program\n", 18 [pid 5854] rmdir("./3"executing program [pid 5905] <... write resumed>) = 18 [pid 5854] <... rmdir resumed>) = 0 [pid 5905] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] mkdir("./4", 0777) = 0 [pid 5905] <... futex resumed>) = 0 [pid 5905] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5905] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5905] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... ioctl resumed>) = 0 [pid 5905] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5854] close(3 [pid 5905] <... mmap resumed>) = 0x7f5408c5e000 [pid 5905] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5905] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5902] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5858] <... umount2 resumed>) = 0 [pid 5902] <... openat resumed>) = 4 [pid 5902] ioctl(4, LOOP_SET_FD, 3 [pid 5905] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5905] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5858] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... clone3 resumed> => {parent_tid=[5906]}, 88) = 5906 [pid 5905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5906 attached [pid 5905] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5858] newfstatat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5906] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5906] set_robust_list(0x7f5408c7e9a0, 24 [pid 5858] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5906] <... set_robust_list resumed>) = 0 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] openat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5906] memfd_create("syzkaller", 0) = 3 [pid 5858] <... openat resumed>) = 4 [pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] newfstatat(4, "", [pid 5906] <... mmap resumed>) = 0x7f5400800000 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5902] <... ioctl resumed>) = 0 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5902] close(3 [pid 5858] close(4 [pid 5902] <... close resumed>) = 0 [pid 5902] close(4 [pid 5858] <... close resumed>) = 0 [pid 5902] <... close resumed>) = 0 [pid 5858] rmdir("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5902] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5858] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5902] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5858] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./3/binderfs") = 0 [pid 5858] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3) = 0 [ 103.937395][ T5902] loop2: detected capacity change from 0 to 32768 [pid 5858] rmdir("./3") = 0 [pid 5858] mkdir("./4", 0777) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD) = 0 [ 104.079353][ T5902] [ 104.079353][ T5902] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.079353][ T5902] [pid 5858] close(3 [pid 5902] <... mount resumed>) = 0 [pid 5902] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5902] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5902] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5902] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5902] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] <... futex resumed>) = 0 [pid 5901] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5902] openat(AT_FDCWD, ".", O_RDONLY [pid 5901] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... openat resumed>) = 4 [pid 5902] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5902] getdents64(4, [pid 5901] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5901] <... futex resumed>) = 0 [pid 5902] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5902] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] exit_group(0 [pid 5902] <... futex resumed>) = ? [pid 5901] <... exit_group resumed>) = ? [pid 5902] +++ exited with 0 +++ [pid 5901] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=27 /* 0.27 s */} --- [pid 5856] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5904] 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 5856] <... openat resumed>) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 104.209464][ T13] [ 104.209464][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.209464][ T13] [ 104.234237][ T13] [ 104.234237][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.234237][ T13] [ 104.269955][ T5856] [ 104.269955][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.269955][ T5856] [ 104.299917][ T114] [ 104.299917][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.299917][ T114] [pid 5856] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5854] <... close resumed>) = 0 [pid 5856] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 104.326771][ T5856] [ 104.326771][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.326771][ T5856] [pid 5856] umount2("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5907 ./strace-static-x86_64: Process 5907 attached [pid 5907] set_robust_list(0x5555821386a0, 24 [pid 5856] openat(AT_FDCWD, "./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5907] <... set_robust_list resumed>) = 0 [pid 5856] <... openat resumed>) = 4 [pid 5907] chdir("./4" [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5907] <... chdir resumed>) = 0 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5907] <... prctl resumed>) = 0 [pid 5856] getdents64(4, [pid 5907] setpgid(0, 0 [pid 5856] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5907] <... setpgid resumed>) = 0 [pid 5856] close(4 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] <... close resumed>) = 0 [pid 5907] <... openat resumed>) = 3 [pid 5856] rmdir("./3/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5907] write(3, "1000", 4) = 4 [pid 5856] <... rmdir resumed>) = 0 [pid 5907] close(3 [pid 5858] <... close resumed>) = 0 [pid 5856] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... close resumed>) = 0 [pid 5907] symlink("/dev/binderfs", "./binderfs" [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./3/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5908 attached [pid 5907] <... symlink resumed>) = 0 [pid 5856] close(3 [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5908 [pid 5907] write(1, "executing program\n", 18 [pid 5856] <... close resumed>) = 0 executing program [pid 5908] set_robust_list(0x5555821386a0, 24 [pid 5907] <... write resumed>) = 18 [pid 5856] rmdir("./3" [pid 5908] <... set_robust_list resumed>) = 0 [pid 5907] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] chdir("./4" [pid 5907] <... futex resumed>) = 0 [pid 5906] 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 5856] <... rmdir resumed>) = 0 [pid 5908] <... chdir resumed>) = 0 [pid 5907] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] mkdir("./4", 0777 [pid 5908] <... prctl resumed>) = 0 [pid 5907] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5856] <... mkdir resumed>) = 0 [pid 5907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5908] setpgid(0, 0 [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] <... setpgid resumed>) = 0 [pid 5907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] <... mmap resumed>) = 0x7f5408c5e000 [pid 5908] <... openat resumed>) = 3 [pid 5907] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5908] write(3, "1000", 4 [pid 5907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5908] <... write resumed>) = 4 [pid 5907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5908] close(3 [pid 5907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5856] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5909 attached [pid 5908] <... close resumed>) = 0 [pid 5856] ioctl(3, LOOP_CLR_FD [pid 5909] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5908] symlink("/dev/binderfs", "./binderfs" [pid 5907] <... clone3 resumed> => {parent_tid=[5909]}, 88) = 5909 [pid 5856] <... ioctl resumed>) = 0 [pid 5909] <... rseq resumed>) = 0 [pid 5909] set_robust_list(0x7f5408c7e9a0, 24 [pid 5856] close(3 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] <... close resumed>) = 0 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5908] <... symlink resumed>) = 0 [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5907] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5909] memfd_create("syzkaller", 0./strace-static-x86_64: Process 5910 attached ) = 3 [pid 5908] write(1, "executing program\n", 18 [pid 5910] set_robust_list(0x5555821386a0, 24 [pid 5908] <... write resumed>) = 18 [pid 5909] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5908] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... mmap resumed>) = 0x7f5400800000 [pid 5908] <... futex resumed>) = 0 [pid 5908] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5910] chdir("./4" [pid 5908] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5910 [pid 5908] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5910] <... chdir resumed>) = 0 [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5908] <... mmap resumed>) = 0x7f5408c5e000 [pid 5910] <... prctl resumed>) = 0 [pid 5908] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5910] setpgid(0, 0 [pid 5908] <... mprotect resumed>) = 0 [pid 5910] <... setpgid resumed>) = 0 [pid 5908] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5908] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5911 attached [pid 5911] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5911] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5911] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5910] <... openat resumed>) = 3 [pid 5908] <... clone3 resumed> => {parent_tid=[5911]}, 88) = 5911 [pid 5910] write(3, "1000", 4 [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5910] <... write resumed>) = 4 [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5908] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5911] <... futex resumed>) = 0 [pid 5911] memfd_create("syzkaller", 0) = 3 [pid 5911] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5910] close(3) = 0 [pid 5910] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5910] write(1, "executing program\n", 18) = 18 [pid 5910] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5910] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5910] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5910] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5910] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5912]}, 88) = 5912 ./strace-static-x86_64: Process 5912 attached [pid 5910] rt_sigprocmask(SIG_SETMASK, [], [pid 5912] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5910] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... rseq resumed>) = 0 [pid 5910] <... futex resumed>) = 0 [pid 5912] set_robust_list(0x7f5408c7e9a0, 24 [pid 5910] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5912] <... set_robust_list resumed>) = 0 [pid 5912] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5904] <... write resumed>) = 16777216 [pid 5912] memfd_create("syzkaller", 0) = 3 [pid 5904] munmap(0x7f5400800000, 138412032 [pid 5912] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5904] <... munmap resumed>) = 0 [pid 5912] <... mmap resumed>) = 0x7f5400800000 [pid 5904] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5904] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5904] close(3) = 0 [pid 5904] close(4) = 0 [pid 5904] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 104.713474][ T5904] loop3: detected capacity change from 0 to 32768 [pid 5904] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5909] 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 5904] <... mount resumed>) = 0 [ 104.824655][ T5904] [ 104.824655][ T5904] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.824655][ T5904] [pid 5904] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5904] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5904] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5904] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5903] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5904] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5903] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5903] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] getdents64(4, [pid 5911] 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 5904] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5904] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5903] <... futex resumed>) = 0 [pid 5903] exit_group(0) = ? [pid 5904] +++ exited with 0 +++ [pid 5903] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=27 /* 0.27 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 104.979340][ T13] [ 104.979340][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.979340][ T13] [pid 5857] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5906] <... write resumed>) = 16777216 [pid 5906] munmap(0x7f5400800000, 138412032 [pid 5912] 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 5906] <... munmap resumed>) = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 105.030542][ T13] [ 105.030542][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.030542][ T13] [ 105.067530][ T5906] loop1: detected capacity change from 0 to 32768 [ 105.071313][ T114] [pid 5906] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5906] close(3) = 0 [pid 5906] close(4) = 0 [pid 5906] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 105.071313][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.071313][ T114] [pid 5906] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5906] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5906] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5906] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5905] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5905] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] openat(AT_FDCWD, ".", O_RDONLY) = 4 [ 105.114490][ T5857] [ 105.114490][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.114490][ T5857] [ 105.136537][ T5906] [ 105.136537][ T5906] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.136537][ T5906] [ 105.154168][ T5857] [ 105.154168][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.154168][ T5857] [pid 5906] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5905] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5905] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5906] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5905] <... futex resumed>) = 0 [pid 5905] exit_group(0 [pid 5906] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] <... exit_group resumed>) = ? [pid 5906] <... futex resumed>) = ? [pid 5906] +++ exited with 0 +++ [pid 5905] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=24 /* 0.24 s */} --- [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5855] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./4/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./4") = 0 [pid 5857] mkdir("./5", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [ 105.216489][ T13] [ 105.216489][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.216489][ T13] [ 105.251007][ T13] [ 105.251007][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.251007][ T13] [pid 5857] close(3 [pid 5909] <... write resumed>) = 16777216 [ 105.291763][ T113] [ 105.291763][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.291763][ T113] [pid 5909] munmap(0x7f5400800000, 138412032) = 0 [pid 5909] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5909] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5909] close(3) = 0 [pid 5909] close(4) = 0 [pid 5909] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5855] <... umount2 resumed>) = 0 [pid 5855] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5909] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 105.339733][ T5855] [ 105.339733][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.339733][ T5855] [ 105.359591][ T5855] [ 105.359591][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.359591][ T5855] [ 105.381216][ T5909] loop0: detected capacity change from 0 to 32768 [pid 5855] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5855] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./4/binderfs") = 0 [pid 5909] <... mount resumed>) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5909] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5855] rmdir("./4") = 0 [pid 5909] <... openat resumed>) = 3 [pid 5909] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5855] mkdir("./5", 0777 [pid 5909] <... chdir resumed>) = 0 [pid 5909] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5855] <... mkdir resumed>) = 0 [ 105.453029][ T5909] [ 105.453029][ T5909] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.453029][ T5909] [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5911] <... write resumed>) = 16777216 [pid 5909] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5855] <... openat resumed>) = 3 [pid 5909] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] ioctl(3, LOOP_CLR_FD [pid 5909] <... futex resumed>) = 1 [pid 5907] <... futex resumed>) = 0 [pid 5855] <... ioctl resumed>) = 0 [pid 5909] openat(AT_FDCWD, ".", O_RDONLY [pid 5907] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... openat resumed>) = 4 [pid 5907] <... futex resumed>) = 0 [pid 5907] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] munmap(0x7f5400800000, 138412032 [pid 5855] close(3 [pid 5909] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5907] <... futex resumed>) = 0 [pid 5909] getdents64(4, [pid 5907] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5907] <... futex resumed>) = 0 [pid 5911] <... munmap resumed>) = 0 [pid 5909] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5911] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5909] <... futex resumed>) = 0 [pid 5907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5911] <... openat resumed>) = 4 [pid 5909] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] exit_group(0 [pid 5911] ioctl(4, LOOP_SET_FD, 3 [pid 5909] <... futex resumed>) = ? [pid 5907] <... exit_group resumed>) = ? [pid 5909] +++ exited with 0 +++ [pid 5907] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=26 /* 0.26 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 5911] <... ioctl resumed>) = 0 [pid 5854] <... restart_syscall resumed>) = 0 [pid 5911] close(3) = 0 [pid 5854] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5911] close(4 [pid 5854] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5911] <... close resumed>) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5911] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5854] newfstatat(3, "", [pid 5911] <... mkdir resumed>) = 0 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5911] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 105.567648][ T5911] loop4: detected capacity change from 0 to 32768 [pid 5854] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5912] <... write resumed>) = 16777216 [pid 5857] <... close resumed>) = 0 [pid 5912] munmap(0x7f5400800000, 138412032 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582138690) = 5913 ./strace-static-x86_64: Process 5913 attached [ 105.633470][ T13] [ 105.633470][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.633470][ T13] [ 105.659845][ T13] [ 105.659845][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.659845][ T13] [ 105.679810][ T5911] [pid 5913] set_robust_list(0x5555821386a0, 24) = 0 [pid 5913] chdir("./5") = 0 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5913] setpgid(0, 0) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5913] write(3, "1000", 4) = 4 [pid 5913] close(3) = 0 [pid 5913] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5913] write(1, "executing program\n", 18) = 18 [pid 5913] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5912] <... munmap resumed>) = 0 [pid 5913] <... mmap resumed>) = 0x7f5408c5e000 [pid 5913] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5914 attached => {parent_tid=[5914]}, 88) = 5914 [pid 5912] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5914] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], [pid 5911] <... mount resumed>) = 0 [pid 5914] <... rseq resumed>) = 0 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5911] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5914] set_robust_list(0x7f5408c7e9a0, 24 [pid 5913] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] <... openat resumed>) = 3 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5911] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5914] rt_sigprocmask(SIG_SETMASK, [], [pid 5913] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5911] <... chdir resumed>) = 0 [pid 5914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] memfd_create("syzkaller", 0 [pid 5911] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5914] <... memfd_create resumed>) = 3 [pid 5911] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5914] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5911] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... mmap resumed>) = 0x7f5400800000 [pid 5911] <... futex resumed>) = 1 [pid 5911] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] <... futex resumed>) = 0 [pid 5912] <... openat resumed>) = 4 [ 105.679810][ T5911] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.679810][ T5911] [ 105.689803][ T113] [ 105.689803][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.689803][ T113] [ 105.705986][ T5854] [ 105.705986][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.705986][ T5854] [ 105.718813][ T5854] [ 105.718813][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.718813][ T5854] [pid 5908] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] ioctl(4, LOOP_SET_FD, 3 [pid 5911] <... futex resumed>) = 0 [pid 5908] <... futex resumed>) = 1 [pid 5912] <... ioctl resumed>) = 0 [pid 5911] openat(AT_FDCWD, ".", O_RDONLY [pid 5912] close(3 [pid 5911] <... openat resumed>) = 4 [pid 5908] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] <... close resumed>) = 0 [pid 5912] close(4 [pid 5911] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] <... close resumed>) = 0 [pid 5912] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5911] <... futex resumed>) = 1 [pid 5908] <... futex resumed>) = 0 [pid 5911] getdents64(4, [pid 5908] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5908] <... futex resumed>) = 0 [pid 5911] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5912] <... mkdir resumed>) = 0 [pid 5911] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5854] <... umount2 resumed>) = 0 [pid 5908] exit_group(0 [pid 5911] <... futex resumed>) = ? [pid 5908] <... exit_group resumed>) = ? [pid 5911] +++ exited with 0 +++ [pid 5908] +++ exited with 0 +++ [pid 5854] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=30 /* 0.30 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...> [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] <... restart_syscall resumed>) = 0 [pid 5854] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 105.734159][ T5912] loop2: detected capacity change from 0 to 32768 [pid 5854] openat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... openat resumed>) = 3 [pid 5854] <... openat resumed>) = 4 [pid 5858] newfstatat(3, "", [pid 5854] newfstatat(4, "", [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, [pid 5854] getdents64(4, [pid 5858] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./4/binderfs" [pid 5912] <... mount resumed>) = 0 [pid 5854] <... unlink resumed>) = 0 [pid 5912] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5912] <... openat resumed>) = 3 [pid 5854] close(3 [pid 5912] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5854] <... close resumed>) = 0 [pid 5912] <... chdir resumed>) = 0 [pid 5854] rmdir("./4") = 0 [pid 5854] mkdir("./5", 0777 [pid 5912] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5854] <... mkdir resumed>) = 0 [pid 5912] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5912] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5910] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD) = 0 [ 105.798942][ T5912] [ 105.798942][ T5912] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.798942][ T5912] [ 105.817919][ T36] [ 105.817919][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.817919][ T36] [pid 5854] close(3 [pid 5912] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5910] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5910] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5912] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5910] <... futex resumed>) = 0 [pid 5910] exit_group(0) = ? [pid 5912] +++ exited with 0 +++ [pid 5910] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=29 /* 0.29 s */} --- [pid 5856] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 105.859597][ T36] [ 105.859597][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.859597][ T36] [ 105.891849][ T5858] [ 105.891849][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.891849][ T5858] [pid 5856] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] <... close resumed>) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582138690) = 5915 ./strace-static-x86_64: Process 5915 attached [ 105.916974][ T113] [ 105.916974][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.916974][ T113] [ 105.939302][ T5858] [ 105.939302][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.939302][ T5858] [ 105.952435][ T73] [ 105.952435][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.952435][ T73] [pid 5915] set_robust_list(0x5555821386a0, 24) = 0 [pid 5915] chdir("./5") = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5915] setpgid(0, 0) = 0 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5915] write(3, "1000", 4) = 4 [pid 5915] close(3) = 0 [pid 5915] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5915] write(1, "executing program\n", 18 [pid 5858] <... umount2 resumed>) = 0 [ 105.974863][ T73] [ 105.974863][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.974863][ T73] [ 105.991580][ T5856] [ 105.991580][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 105.991580][ T5856] [pid 5915] <... write resumed>) = 18 [pid 5915] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5858] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5915] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5914] 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 5915] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5858] newfstatat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5915] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5858] <... openat resumed>) = 4 [pid 5915] <... mprotect resumed>) = 0 [pid 5858] newfstatat(4, "", [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5858] getdents64(4, [pid 5915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5858] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(4, ./strace-static-x86_64: Process 5916 attached [pid 5915] <... clone3 resumed> => {parent_tid=[5916]}, 88) = 5916 [pid 5858] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] close(4 [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... close resumed>) = 0 [pid 5915] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] rmdir("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5916] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5915] <... futex resumed>) = 0 [pid 5916] <... rseq resumed>) = 0 [pid 5915] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5858] <... rmdir resumed>) = 0 [pid 5916] set_robust_list(0x7f5408c7e9a0, 24 [pid 5858] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... umount2 resumed>) = 0 [pid 5916] <... set_robust_list resumed>) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5916] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5916] memfd_create("syzkaller", 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5916] <... memfd_create resumed>) = 3 [pid 5856] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] unlink("./4/binderfs" [pid 5916] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5916] <... mmap resumed>) = 0x7f5400800000 [pid 5858] <... unlink resumed>) = 0 [pid 5858] getdents64(3, [pid 5856] newfstatat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] close(3) = 0 [pid 5856] umount2("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] rmdir("./4") = 0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] mkdir("./5", 0777) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5856] openat(AT_FDCWD, "./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... openat resumed>) = 3 [pid 5856] <... openat resumed>) = 4 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5856] newfstatat(4, "", [pid 5858] <... ioctl resumed>) = 0 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] close(3 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [ 106.029906][ T113] [ 106.029906][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.029906][ T113] [ 106.050347][ T5856] [ 106.050347][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.050347][ T5856] [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./4/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./4/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./4") = 0 [pid 5856] mkdir("./5", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3 [pid 5854] <... close resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5917 attached , child_tidptr=0x555582138690) = 5917 [pid 5917] set_robust_list(0x5555821386a0, 24) = 0 [pid 5917] chdir("./5") = 0 [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5917] setpgid(0, 0) = 0 [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5917] write(3, "1000", 4executing program ) = 4 [pid 5917] close(3) = 0 [pid 5917] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5917] write(1, "executing program\n", 18) = 18 [pid 5917] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5917] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5917] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5917] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5918 attached => {parent_tid=[5918]}, 88) = 5918 [pid 5918] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5917] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] <... rseq resumed>) = 0 [pid 5917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] set_robust_list(0x7f5408c7e9a0, 24 [pid 5917] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... set_robust_list resumed>) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5918] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] memfd_create("syzkaller", 0) = 3 [pid 5918] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5916] 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 5858] <... close resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... close resumed>) = 0 ./strace-static-x86_64: Process 5919 attached [pid 5919] set_robust_list(0x5555821386a0, 24 [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5919 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5919] <... set_robust_list resumed>) = 0 [pid 5919] chdir("./5"./strace-static-x86_64: Process 5920 attached [pid 5920] set_robust_list(0x5555821386a0, 24 [pid 5919] <... chdir resumed>) = 0 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5920 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5920] <... set_robust_list resumed>) = 0 [pid 5919] <... prctl resumed>) = 0 [pid 5920] chdir("./5" [pid 5919] setpgid(0, 0 [pid 5920] <... chdir resumed>) = 0 [pid 5919] <... setpgid resumed>) = 0 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5920] setpgid(0, 0) = 0 executing program executing program [pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5919] <... openat resumed>) = 3 [pid 5920] <... openat resumed>) = 3 [pid 5919] write(3, "1000", 4) = 4 [pid 5919] close(3) = 0 [pid 5919] symlink("/dev/binderfs", "./binderfs" [pid 5920] write(3, "1000", 4) = 4 [pid 5919] <... symlink resumed>) = 0 [pid 5920] close(3) = 0 [pid 5920] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5919] write(1, "executing program\n", 18) = 18 [pid 5919] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] write(1, "executing program\n", 18 [pid 5919] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5920] <... write resumed>) = 18 [pid 5919] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5920] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5920] <... futex resumed>) = 0 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5920] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5920] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5919] <... mmap resumed>) = 0x7f5408c5e000 [pid 5920] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5919] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5919] <... mprotect resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5920] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5921 attached [pid 5920] <... mprotect resumed>) = 0 [pid 5919] <... clone3 resumed> => {parent_tid=[5921]}, 88) = 5921 [pid 5920] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5921] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5919] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... rseq resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5921] set_robust_list(0x7f5408c7e9a0, 24 [pid 5919] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5921] <... set_robust_list resumed>) = 0 [pid 5921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5921] memfd_create("syzkaller", 0 [pid 5920] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5920] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5921] <... memfd_create resumed>) = 3 [pid 5920] <... clone3 resumed> => {parent_tid=[5922]}, 88) = 5922 [pid 5921] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5920] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] <... mmap resumed>) = 0x7f5400800000 [pid 5920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5920] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5922 attached [pid 5922] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5922] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5922] memfd_create("syzkaller", 0) = 3 [pid 5922] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5914] <... write resumed>) = 16777216 [pid 5914] munmap(0x7f5400800000, 138412032) = 0 [pid 5914] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5914] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5914] close(3) = 0 [pid 5914] close(4) = 0 [pid 5914] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5914] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [ 106.610558][ T5914] loop3: detected capacity change from 0 to 32768 [pid 5918] 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 5914] <... mount resumed>) = 0 [pid 5914] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5914] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5914] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5914] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5914] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5914] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5913] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5914] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] <... futex resumed>) = 0 [ 106.691444][ T5914] [ 106.691444][ T5914] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.691444][ T5914] [pid 5913] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = 0 [pid 5913] <... futex resumed>) = 1 [pid 5914] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5914] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5914] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] exit_group(0) = ? [pid 5914] <... futex resumed>) = ? [pid 5914] +++ exited with 0 +++ [pid 5913] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=28 /* 0.28 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...> [pid 5921] 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 5857] <... restart_syscall resumed>) = 0 [pid 5857] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 106.819526][ T73] [ 106.819526][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.819526][ T73] [ 106.849480][ T73] [ 106.849480][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.849480][ T73] [pid 5857] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5922] 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 5916] <... write resumed>) = 16777216 [ 106.885219][ T114] [ 106.885219][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.885219][ T114] [ 106.909270][ T5857] [ 106.909270][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.909270][ T5857] [pid 5916] munmap(0x7f5400800000, 138412032) = 0 [pid 5916] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5916] ioctl(4, LOOP_SET_FD, 3 [pid 5857] <... umount2 resumed>) = 0 [pid 5916] <... ioctl resumed>) = 0 [pid 5857] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5916] close(3 [pid 5857] getdents64(4, [pid 5916] <... close resumed>) = 0 [pid 5916] close(4) = 0 [pid 5916] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5916] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5857] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [ 106.939330][ T5857] [ 106.939330][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 106.939330][ T5857] [ 106.977375][ T5916] loop1: detected capacity change from 0 to 32768 [pid 5857] rmdir("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./5/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./5") = 0 [pid 5857] mkdir("./6", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [ 107.034197][ T5916] [ 107.034197][ T5916] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.034197][ T5916] [pid 5857] close(3 [pid 5916] <... mount resumed>) = 0 [pid 5916] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5916] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5916] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5916] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5916] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = 0 [pid 5915] <... futex resumed>) = 1 [pid 5916] openat(AT_FDCWD, ".", O_RDONLY [pid 5915] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] <... openat resumed>) = 4 [pid 5916] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5916] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... futex resumed>) = 0 [pid 5916] getdents64(4, [pid 5915] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5916] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5915] exit_group(0) = ? [pid 5916] +++ exited with 0 +++ [pid 5915] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=22 /* 0.22 s */} --- [pid 5855] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5918] <... write resumed>) = 16777216 [pid 5918] munmap(0x7f5400800000, 138412032) = 0 [ 107.169601][ T73] [ 107.169601][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.169601][ T73] [ 107.193892][ T73] [ 107.193892][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.193892][ T73] [pid 5918] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5918] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5918] close(3) = 0 [pid 5918] close(4) = 0 [pid 5918] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 107.234824][ T113] [ 107.234824][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.234824][ T113] [ 107.260550][ T5855] [ 107.260550][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.260550][ T5855] [ 107.272960][ T5918] loop0: detected capacity change from 0 to 32768 [pid 5918] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5921] <... write resumed>) = 16777216 [pid 5918] <... mount resumed>) = 0 [pid 5918] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5921] munmap(0x7f5400800000, 138412032 [pid 5918] <... openat resumed>) = 3 [pid 5918] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5918] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5855] <... umount2 resumed>) = 0 [pid 5918] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5918] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5917] <... futex resumed>) = 0 [pid 5918] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5917] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5917] <... futex resumed>) = 0 [pid 5918] openat(AT_FDCWD, ".", O_RDONLY [ 107.309719][ T5855] [ 107.309719][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.309719][ T5855] [ 107.324679][ T5918] [ 107.324679][ T5918] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.324679][ T5918] [pid 5917] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... openat resumed>) = 4 [pid 5918] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = 0 [pid 5918] <... futex resumed>) = 1 [pid 5917] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] getdents64(4, [pid 5917] <... futex resumed>) = 0 [pid 5918] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5917] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... write resumed>) = 16777216 [pid 5918] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5918] <... futex resumed>) = 1 [pid 5917] <... futex resumed>) = 0 [pid 5922] munmap(0x7f5400800000, 138412032 [pid 5918] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] <... munmap resumed>) = 0 [pid 5917] exit_group(0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5918] <... futex resumed>) = ? [pid 5917] <... exit_group resumed>) = ? [pid 5921] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5855] newfstatat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5921] ioctl(4, LOOP_SET_FD, 3 [pid 5922] <... munmap resumed>) = 0 [pid 5918] +++ exited with 0 +++ [pid 5917] +++ exited with 0 +++ [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=24 /* 0.24 s */} --- [pid 5855] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5922] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] <... openat resumed>) = 4 [pid 5855] openat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] <... openat resumed>) = 4 [pid 5854] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5922] ioctl(4, LOOP_SET_FD, 3 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5921] <... ioctl resumed>) = 0 [pid 5855] getdents64(4, [pid 5921] close(3) = 0 [pid 5921] close(4) = 0 [pid 5921] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5855] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] <... close resumed>) = 0 [pid 5855] getdents64(4, [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5921] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5922] <... ioctl resumed>) = 0 [pid 5855] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 107.411331][ T5921] loop4: detected capacity change from 0 to 32768 [ 107.422787][ T5922] loop2: detected capacity change from 0 to 32768 [ 107.430425][ T1321] [ 107.430425][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.430425][ T1321] [ 107.459353][ T1321] [pid 5855] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5922] close(3 [pid 5855] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./5/binderfs") = 0 [pid 5855] getdents64(3, [pid 5922] <... close resumed>) = 0 [pid 5855] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5922] close(4 [pid 5855] close(3 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5923 [pid 5922] <... close resumed>) = 0 [pid 5855] <... close resumed>) = 0 ./strace-static-x86_64: Process 5923 attached [pid 5922] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5855] rmdir("./5") = 0 [pid 5922] <... mkdir resumed>) = 0 [pid 5855] mkdir("./6", 0777 [pid 5923] set_robust_list(0x5555821386a0, 24 [pid 5855] <... mkdir resumed>) = 0 [pid 5923] <... set_robust_list resumed>) = 0 [pid 5923] chdir("./6") = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5923] setpgid(0, 0) = 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5922] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5923] <... openat resumed>) = 3 [pid 5855] <... openat resumed>) = 3 [pid 5923] write(3, "1000", 4 [pid 5855] ioctl(3, LOOP_CLR_FD [pid 5923] <... write resumed>) = 4 [pid 5855] <... ioctl resumed>) = 0 [pid 5923] close(3) = 0 [ 107.459353][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.459353][ T1321] [ 107.474673][ T5921] [ 107.474673][ T5921] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.474673][ T5921] [pid 5923] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5855] close(3 [pid 5923] write(1, "executing program\n", 18) = 18 [pid 5923] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5923] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5923] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5921] <... mount resumed>) = 0 [pid 5921] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5923] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5921] <... openat resumed>) = 3 [pid 5923] <... mprotect resumed>) = 0 [pid 5921] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5923] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5921] <... chdir resumed>) = 0 [pid 5921] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5923] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5921] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 107.502440][ T5854] [ 107.502440][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.502440][ T5854] [pid 5923] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5921] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5923] <... clone3 resumed> => {parent_tid=[5924]}, 88) = 5924 [pid 5921] openat(AT_FDCWD, ".", O_RDONLY [pid 5919] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5924 attached [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] <... openat resumed>) = 4 [pid 5919] <... futex resumed>) = 0 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5923] <... futex resumed>) = 0 [pid 5921] getdents64(4, [pid 5919] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5921] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5919] <... futex resumed>) = 0 [pid 5921] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5921] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] exit_group(0 [pid 5924] <... rseq resumed>) = 0 [pid 5921] <... futex resumed>) = ? [pid 5919] <... exit_group resumed>) = ? [pid 5924] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5924] memfd_create("syzkaller", 0) = 3 [pid 5924] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 107.543021][ T113] [ 107.543021][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.543021][ T113] [ 107.568354][ T5922] [ 107.568354][ T5922] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.568354][ T5922] [ 107.583112][ T36] [ 107.583112][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.583112][ T36] [pid 5921] +++ exited with 0 +++ [pid 5919] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=30 /* 0.30 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5858] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5858] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5922] <... mount resumed>) = 0 [ 107.614902][ T5854] [ 107.614902][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.614902][ T5854] [ 107.618092][ T36] [ 107.618092][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.618092][ T36] [pid 5922] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5922] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5922] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5922] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5922] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5920] <... futex resumed>) = 0 [pid 5920] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... futex resumed>) = 0 [pid 5920] <... futex resumed>) = 1 [pid 5922] openat(AT_FDCWD, ".", O_RDONLY [pid 5920] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... openat resumed>) = 4 [pid 5922] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] <... futex resumed>) = 0 [pid 5920] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5922] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5920] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5920] exit_group(0 [pid 5854] <... umount2 resumed>) = 0 [pid 5920] <... exit_group resumed>) = ? [pid 5922] <... futex resumed>) = ? [pid 5922] +++ exited with 0 +++ [pid 5920] +++ exited with 0 +++ [pid 5854] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5920, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=29 /* 0.29 s */} --- [pid 5856] restart_syscall(<... resuming interrupted clone ...> [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... restart_syscall resumed>) = 0 [pid 5856] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] newfstatat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 107.680487][ T113] [ 107.680487][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.680487][ T113] [ 107.714330][ T5858] [ 107.714330][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.714330][ T5858] [pid 5854] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [ 107.763673][ T36] [ 107.763673][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.763673][ T36] [ 107.776996][ T5858] [ 107.776996][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.776996][ T5858] [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./5/binderfs") = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] close(3) = 0 [pid 5854] rmdir("./5") = 0 [pid 5854] mkdir("./6", 0777) = 0 [ 107.809679][ T36] [ 107.809679][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.809679][ T36] [pid 5858] <... umount2 resumed>) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5858] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... openat resumed>) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] <... ioctl resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5854] close(3 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 107.850443][ T114] [ 107.850443][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.850443][ T114] [ 107.870359][ T5856] [ 107.870359][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.870359][ T5856] [pid 5858] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5924] 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 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5858] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] close(4) = 0 [pid 5858] rmdir("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5858] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./5/binderfs" [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... unlink resumed>) = 0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] getdents64(3, [pid 5856] newfstatat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] <... close resumed>) = 0 [pid 5856] umount2("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] rmdir("./5") = 0 [ 107.919395][ T5856] [ 107.919395][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 107.919395][ T5856] [pid 5856] openat(AT_FDCWD, "./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] mkdir("./6", 0777 [pid 5856] <... openat resumed>) = 4 [pid 5858] <... mkdir resumed>) = 0 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5856] getdents64(4, [pid 5858] <... openat resumed>) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5856] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] <... ioctl resumed>) = 0 [pid 5856] getdents64(4, [pid 5855] <... close resumed>) = 0 [pid 5858] close(3 [pid 5856] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./5/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5925 attached ) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5925] set_robust_list(0x5555821386a0, 24 [pid 5856] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./5/binderfs" [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5925 [pid 5925] <... set_robust_list resumed>) = 0 [pid 5856] <... unlink resumed>) = 0 [pid 5925] chdir("./6" [pid 5856] getdents64(3, [pid 5925] <... chdir resumed>) = 0 [pid 5856] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] close(3 [pid 5925] <... prctl resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5925] setpgid(0, 0 [pid 5856] rmdir("./5" [pid 5925] <... setpgid resumed>) = 0 [pid 5856] <... rmdir resumed>) = 0 [pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] mkdir("./6", 0777 [pid 5925] <... openat resumed>) = 3 [pid 5856] <... mkdir resumed>) = 0 [pid 5925] write(3, "1000", 4 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5925] <... write resumed>) = 4 [pid 5856] <... openat resumed>) = 3 [pid 5925] close(3) = 0 [pid 5856] ioctl(3, LOOP_CLR_FD [pid 5925] symlink("/dev/binderfs", "./binderfs" [pid 5856] <... ioctl resumed>) = 0 [pid 5925] <... symlink resumed>) = 0 [pid 5856] close(3executing program [pid 5925] write(1, "executing program\n", 18 [pid 5856] <... close resumed>) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5925] <... write resumed>) = 18 [pid 5925] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5926 attached ) = 0 [pid 5925] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5926 [pid 5925] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5925] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5926] set_robust_list(0x5555821386a0, 24 [pid 5925] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5926] <... set_robust_list resumed>) = 0 [pid 5925] <... mmap resumed>) = 0x7f5408c5e000 [pid 5926] chdir("./6" [pid 5925] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5926] <... chdir resumed>) = 0 [pid 5925] <... mprotect resumed>) = 0 [pid 5925] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5925] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5927 attached => {parent_tid=[5927]}, 88) = 5927 [pid 5927] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5925] rt_sigprocmask(SIG_SETMASK, [], [pid 5927] <... rseq resumed>) = 0 [pid 5926] <... prctl resumed>) = 0 [pid 5925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] set_robust_list(0x7f5408c7e9a0, 24 [pid 5926] setpgid(0, 0 [pid 5925] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... set_robust_list resumed>) = 0 [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5926] <... setpgid resumed>) = 0 [pid 5925] <... futex resumed>) = 0 [pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5925] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] <... openat resumed>) = 3 [pid 5927] memfd_create("syzkaller", 0 [pid 5926] write(3, "1000", 4 [pid 5927] <... memfd_create resumed>) = 3 [pid 5926] <... write resumed>) = 4 [pid 5927] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5926] close(3 [pid 5927] <... mmap resumed>) = 0x7f5400800000 [pid 5926] <... close resumed>) = 0 [pid 5926] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5926] write(1, "executing program\n", 18) = 18 [pid 5926] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5926] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5926] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5926] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5926] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5926] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5926] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5928 attached => {parent_tid=[5928]}, 88) = 5928 [pid 5928] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5926] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] set_robust_list(0x7f5408c7e9a0, 24 [pid 5926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] <... set_robust_list resumed>) = 0 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5926] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5926] <... futex resumed>) = 0 [pid 5926] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5928] memfd_create("syzkaller", 0) = 3 [pid 5928] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5854] <... close resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5929 attached [pid 5929] set_robust_list(0x5555821386a0, 24 [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5929 [pid 5929] <... set_robust_list resumed>) = 0 [pid 5929] chdir("./6") = 0 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5929] setpgid(0, 0) = 0 [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5929] write(3, "1000", 4) = 4 [pid 5858] <... close resumed>) = 0 [pid 5929] close(3 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5929] <... close resumed>) = 0 [pid 5929] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5930 attached ) = 0 [pid 5930] set_robust_list(0x5555821386a0, 24 [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5930 [pid 5929] write(1, "executing program\n", 18executing program ) = 18 [pid 5929] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5929] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5930] <... set_robust_list resumed>) = 0 [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] chdir("./6" [pid 5929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5930] <... chdir resumed>) = 0 [pid 5929] <... mmap resumed>) = 0x7f5408c5e000 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5929] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5930] <... prctl resumed>) = 0 [pid 5929] <... mprotect resumed>) = 0 [pid 5930] setpgid(0, 0) = 0 [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5929] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5930] <... openat resumed>) = 3 [pid 5929] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5930] write(3, "1000", 4 [pid 5929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5930] <... write resumed>) = 4 ./strace-static-x86_64: Process 5931 attached [pid 5930] close(3executing program ) = 0 [pid 5929] <... clone3 resumed> => {parent_tid=[5931]}, 88) = 5931 [pid 5931] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5930] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5930] write(1, "executing program\n", 18) = 18 [pid 5930] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5930] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5930] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5930] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5930] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5930] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5931] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] rt_sigprocmask(SIG_SETMASK, [], [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] <... clone3 resumed> => {parent_tid=[5932]}, 88) = 5932 [pid 5929] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] memfd_create("syzkaller", 0 [pid 5929] <... futex resumed>) = 0 [pid 5929] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5932 attached [pid 5931] <... memfd_create resumed>) = 3 [pid 5930] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5930] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... rseq resumed>) = 0 [pid 5930] <... futex resumed>) = 0 [pid 5932] set_robust_list(0x7f5408c7e9a0, 24 [pid 5930] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5932] <... set_robust_list resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], [pid 5931] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5924] <... write resumed>) = 16777216 [pid 5924] munmap(0x7f5400800000, 138412032 [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] memfd_create("syzkaller", 0) = 3 [pid 5932] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5931] <... mmap resumed>) = 0x7f5400800000 [pid 5932] <... mmap resumed>) = 0x7f5400800000 [pid 5928] 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 5924] <... munmap resumed>) = 0 [pid 5924] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5924] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5924] close(3) = 0 [pid 5924] close(4 [pid 5927] 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 5924] <... close resumed>) = 0 [pid 5924] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 108.495685][ T5924] loop3: detected capacity change from 0 to 32768 [pid 5924] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5924] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5924] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5924] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5924] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5923] <... futex resumed>) = 0 [pid 5924] openat(AT_FDCWD, ".", O_RDONLY [pid 5923] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... openat resumed>) = 4 [pid 5923] <... futex resumed>) = 0 [pid 5924] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5924] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] getdents64(4, [pid 5923] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5923] <... futex resumed>) = 0 [pid 5924] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5924] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] exit_group(0 [pid 5924] <... futex resumed>) = ? [pid 5923] <... exit_group resumed>) = ? [ 108.599232][ T5924] [ 108.599232][ T5924] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 108.599232][ T5924] [pid 5924] +++ exited with 0 +++ [pid 5923] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=28 /* 0.28 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5857] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [ 108.673486][ T76] [ 108.673486][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 108.673486][ T76] [ 108.711687][ T76] [ 108.711687][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 108.711687][ T76] [ 108.743600][ T5857] [ 108.743600][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 108.743600][ T5857] [ 108.769345][ T113] [ 108.769345][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 108.769345][ T113] [pid 5931] 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 5932] 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 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./6/binderfs") = 0 [ 108.818217][ T5857] [ 108.818217][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 108.818217][ T5857] [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./6") = 0 [pid 5857] mkdir("./7", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] close(3 [pid 5928] <... write resumed>) = 16777216 [pid 5928] munmap(0x7f5400800000, 138412032) = 0 [pid 5928] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5928] ioctl(4, LOOP_SET_FD, 3 [pid 5927] <... write resumed>) = 16777216 [pid 5928] <... ioctl resumed>) = 0 [pid 5927] munmap(0x7f5400800000, 138412032 [pid 5928] close(3) = 0 [pid 5928] close(4) = 0 [pid 5928] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5928] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5927] <... munmap resumed>) = 0 [ 109.025162][ T5928] loop2: detected capacity change from 0 to 32768 [pid 5927] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5927] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5927] close(3) = 0 [pid 5928] <... mount resumed>) = 0 [pid 5927] close(4 [pid 5928] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5927] <... close resumed>) = 0 [pid 5928] <... openat resumed>) = 3 [pid 5927] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5928] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5927] <... mkdir resumed>) = 0 [pid 5928] <... chdir resumed>) = 0 [pid 5927] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5928] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5928] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5926] <... futex resumed>) = 0 [pid 5928] openat(AT_FDCWD, ".", O_RDONLY [pid 5926] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5928] <... openat resumed>) = 4 [pid 5926] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5928] <... futex resumed>) = 0 [ 109.087724][ T5927] loop1: detected capacity change from 0 to 32768 [ 109.099783][ T5928] [ 109.099783][ T5928] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.099783][ T5928] [pid 5926] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] getdents64(4, [pid 5926] <... futex resumed>) = 0 [pid 5926] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5928] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5928] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5928] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5926] <... futex resumed>) = 0 [pid 5931] <... write resumed>) = 16777216 [pid 5926] exit_group(0 [pid 5931] munmap(0x7f5400800000, 138412032 [pid 5928] <... futex resumed>) = ? [pid 5926] <... exit_group resumed>) = ? [pid 5928] +++ exited with 0 +++ [pid 5926] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=34 /* 0.34 s */} --- [pid 5856] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5856] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5927] <... mount resumed>) = 0 [pid 5927] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5927] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5927] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5927] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5925] <... futex resumed>) = 0 [pid 5925] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5925] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5927] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5925] <... futex resumed>) = 0 [pid 5927] getdents64(4, [pid 5925] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5925] <... futex resumed>) = 0 [pid 5927] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5925] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] <... futex resumed>) = 0 [pid 5925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5927] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5925] exit_group(0 [pid 5927] <... futex resumed>) = ? [pid 5925] <... exit_group resumed>) = ? [pid 5927] +++ exited with 0 +++ [ 109.180724][ T5927] [ 109.180724][ T5927] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.180724][ T5927] [ 109.214685][ T76] [ 109.214685][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.214685][ T76] [pid 5931] <... munmap resumed>) = 0 [pid 5931] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5931] ioctl(4, LOOP_SET_FD, 3 [pid 5925] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=22 /* 0.22 s */} --- [pid 5855] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5931] <... ioctl resumed>) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5931] close(3) = 0 [ 109.245155][ T76] [ 109.245155][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.245155][ T76] [ 109.249089][ T5931] loop0: detected capacity change from 0 to 32768 [pid 5931] close(4) = 0 [pid 5855] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5931] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5855] newfstatat(3, "", [pid 5931] <... mkdir resumed>) = 0 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [ 109.299447][ T5856] [ 109.299447][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.299447][ T5856] [ 109.333968][ T76] [ 109.333968][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.333968][ T76] [ 109.337011][ T113] [pid 5931] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5857] <... close resumed>) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5933 attached [pid 5933] set_robust_list(0x5555821386a0, 24 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5933 [ 109.337011][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.337011][ T113] [ 109.363850][ T76] [ 109.363850][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.363850][ T76] [ 109.382811][ T5931] [ 109.382811][ T5931] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.382811][ T5931] [ 109.389425][ T5855] [pid 5933] <... set_robust_list resumed>) = 0 [pid 5933] chdir("./7") = 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5933] setpgid(0, 0 [pid 5932] <... write resumed>) = 16777216 [pid 5933] <... setpgid resumed>) = 0 [pid 5932] munmap(0x7f5400800000, 138412032 [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5933] write(3, "1000", 4) = 4 [pid 5933] close(3 [pid 5932] <... munmap resumed>) = 0 [pid 5931] <... mount resumed>) = 0 [pid 5931] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5933] <... close resumed>) = 0 [pid 5931] <... openat resumed>) = 3 [pid 5933] symlink("/dev/binderfs", "./binderfs" [pid 5931] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5933] <... symlink resumed>) = 0 [pid 5931] <... chdir resumed>) = 0 [pid 5855] <... umount2 resumed>) = 0 [pid 5933] write(1, "executing program\n", 18 [pid 5931] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5855] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 5933] <... write resumed>) = 18 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5933] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5855] newfstatat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5931] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 109.389425][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.389425][ T5855] [ 109.407176][ T114] [ 109.407176][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.407176][ T114] [ 109.422164][ T5855] [ 109.422164][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.422164][ T5855] [ 109.422256][ T5856] [ 109.422256][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.422256][ T5856] [pid 5931] <... futex resumed>) = 1 [pid 5929] <... futex resumed>) = 0 [pid 5855] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5931] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5933] <... futex resumed>) = 0 [pid 5932] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5855] openat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5933] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5932] <... openat resumed>) = 4 [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] <... futex resumed>) = 0 [pid 5855] <... openat resumed>) = 4 [pid 5933] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5932] ioctl(4, LOOP_SET_FD, 3 [pid 5931] openat(AT_FDCWD, ".", O_RDONLY [pid 5929] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] newfstatat(4, "", [pid 5933] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5931] <... openat resumed>) = 4 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5931] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] getdents64(4, [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5931] <... futex resumed>) = 1 [pid 5929] <... futex resumed>) = 0 [pid 5933] <... mmap resumed>) = 0x7f5408c5e000 [pid 5931] getdents64(4, [pid 5929] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5933] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5931] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5929] <... futex resumed>) = 0 [pid 5855] getdents64(4, [pid 5933] <... mprotect resumed>) = 0 [pid 5931] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5933] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5931] <... futex resumed>) = 0 [pid 5929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5855] close(4 [pid 5933] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5931] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] exit_group(0 [pid 5855] <... close resumed>) = 0 [pid 5933] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5931] <... futex resumed>) = ? [pid 5929] <... exit_group resumed>) = ? [pid 5855] rmdir("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"./strace-static-x86_64: Process 5934 attached [pid 5931] +++ exited with 0 +++ [pid 5855] <... rmdir resumed>) = 0 [pid 5934] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5933] <... clone3 resumed> => {parent_tid=[5934]}, 88) = 5934 [pid 5855] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5934] <... rseq resumed>) = 0 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] set_robust_list(0x7f5408c7e9a0, 24 [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5934] <... set_robust_list resumed>) = 0 [pid 5933] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], [pid 5933] <... futex resumed>) = 0 [pid 5855] unlink("./6/binderfs" [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5929] +++ exited with 0 +++ [pid 5855] <... unlink resumed>) = 0 [pid 5934] memfd_create("syzkaller", 0 [pid 5855] getdents64(3, [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=25 /* 0.25 s */} --- [pid 5934] <... memfd_create resumed>) = 3 [pid 5932] <... ioctl resumed>) = 0 [pid 5855] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 5934] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5855] close(3 [pid 5934] <... mmap resumed>) = 0x7f5400800000 [pid 5855] <... close resumed>) = 0 [pid 5855] rmdir("./6") = 0 [pid 5854] <... restart_syscall resumed>) = 0 [pid 5932] close(3) = 0 [pid 5932] close(4) = 0 [pid 5932] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5855] mkdir("./7", 0777) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5932] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5854] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5855] <... openat resumed>) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD [pid 5854] <... openat resumed>) = 3 [pid 5855] <... ioctl resumed>) = 0 [pid 5854] newfstatat(3, "", [pid 5855] close(3 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 109.460283][ T5932] loop4: detected capacity change from 0 to 32768 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./6/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./6") = 0 [pid 5856] mkdir("./7", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [ 109.525276][ T5932] [ 109.525276][ T5932] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.525276][ T5932] [ 109.555701][ T36] [ 109.555701][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.555701][ T36] [pid 5856] close(3 [pid 5932] <... mount resumed>) = 0 [pid 5932] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5932] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5932] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5932] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... futex resumed>) = 0 [pid 5930] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5932] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5930] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5930] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5930] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5932] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5932] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5930] <... futex resumed>) = 0 [pid 5930] exit_group(0 [pid 5932] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5930] <... exit_group resumed>) = ? [pid 5932] <... futex resumed>) = ? [pid 5932] +++ exited with 0 +++ [pid 5930] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=29 /* 0.29 s */} --- [ 109.585881][ T36] [ 109.585881][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.585881][ T36] [pid 5858] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 109.645249][ T5854] [ 109.645249][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.645249][ T5854] [ 109.672377][ T114] [ 109.672377][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.672377][ T114] [ 109.712453][ T5854] [ 109.712453][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.712453][ T5854] [ 109.725644][ T76] [ 109.725644][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.725644][ T76] [pid 5858] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... umount2 resumed>) = 0 [pid 5854] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 109.768862][ T76] [ 109.768862][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.768862][ T76] [ 109.807100][ T5858] [ 109.807100][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.807100][ T5858] [pid 5854] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./6/binderfs") = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] close(3) = 0 [pid 5854] rmdir("./6") = 0 [pid 5854] mkdir("./7", 0777) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD) = 0 [ 109.819444][ T113] [ 109.819444][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.819444][ T113] [ 109.847233][ T5858] [ 109.847233][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 109.847233][ T5858] [pid 5854] close(3 [pid 5858] <... umount2 resumed>) = 0 [pid 5858] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... close resumed>) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5934] 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 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... close resumed>) = 0 [pid 5858] umount2("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5935 attached ) = -1 EINVAL (Invalid argument) [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5935 [pid 5858] openat(AT_FDCWD, "./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5935] set_robust_list(0x5555821386a0, 24 [pid 5858] <... openat resumed>) = 4 ./strace-static-x86_64: Process 5936 attached [pid 5935] <... set_robust_list resumed>) = 0 [pid 5858] newfstatat(4, "", [pid 5935] chdir("./7" [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5935] <... chdir resumed>) = 0 [pid 5858] getdents64(4, [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5858] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5935] setpgid(0, 0 [pid 5858] getdents64(4, [pid 5935] <... setpgid resumed>) = 0 [pid 5858] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5936] set_robust_list(0x5555821386a0, 24 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] <... set_robust_list resumed>) = 0 [pid 5858] close(4) = 0 [pid 5936] chdir("./7" [pid 5858] rmdir("./6/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5858] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5936 [pid 5935] <... openat resumed>) = 3 [pid 5936] <... chdir resumed>) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5935] write(3, "1000", 4 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] <... write resumed>) = 4 [pid 5858] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5936] <... prctl resumed>) = 0 [pid 5935] close(3 [pid 5936] setpgid(0, 0 [pid 5935] <... close resumed>) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5936] <... setpgid resumed>) = 0 [pid 5935] symlink("/dev/binderfs", "./binderfs" [pid 5858] unlink("./6/binderfs" [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5935] <... symlink resumed>) = 0 [pid 5858] <... unlink resumed>) = 0 [pid 5936] <... openat resumed>) = 3 [pid 5935] write(1, "executing program\n", 18 [pid 5858] getdents64(3, [pid 5936] write(3, "1000", 4 [pid 5935] <... write resumed>) = 18 [pid 5936] <... write resumed>) = 4 [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5935] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] close(3 [pid 5858] close(3 [pid 5935] <... futex resumed>) = 0 [pid 5936] <... close resumed>) = 0 [pid 5935] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5858] <... close resumed>) = 0 [pid 5935] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5858] rmdir("./6" [pid 5936] symlink("/dev/binderfs", "./binderfs" [pid 5935] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5936] <... symlink resumed>) = 0 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5936] write(1, "executing program\n", 18 [pid 5935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] mkdir("./7", 0777 [pid 5936] <... write resumed>) = 18 [pid 5935] <... mmap resumed>) = 0x7f5408c5e000 [pid 5858] <... mkdir resumed>) = 0 [pid 5936] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5936] <... futex resumed>) = 0 [pid 5935] <... mprotect resumed>) = 0 [pid 5936] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5858] <... openat resumed>) = 3 [pid 5936] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5935] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 5936] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5935] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] <... ioctl resumed>) = 0 [pid 5936] <... mmap resumed>) = 0x7f5408c5e000 [pid 5858] close(3 [pid 5936] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5937 attached ) = 0 [pid 5935] <... clone3 resumed> => {parent_tid=[5937]}, 88) = 5937 [pid 5936] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5937] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5936] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5935] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5938 attached [pid 5937] <... rseq resumed>) = 0 [pid 5936] <... clone3 resumed> => {parent_tid=[5938]}, 88) = 5938 [pid 5935] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5938] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5937] set_robust_list(0x7f5408c7e9a0, 24 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5938] <... rseq resumed>) = 0 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] set_robust_list(0x7f5408c7e9a0, 24 [pid 5937] <... set_robust_list resumed>) = 0 [pid 5936] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... set_robust_list resumed>) = 0 [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] <... futex resumed>) = 0 [pid 5936] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5937] memfd_create("syzkaller", 0 [pid 5938] memfd_create("syzkaller", 0 [pid 5937] <... memfd_create resumed>) = 3 [pid 5938] <... memfd_create resumed>) = 3 [pid 5937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5938] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5854] <... close resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582138690) = 5939 ./strace-static-x86_64: Process 5939 attached [pid 5939] set_robust_list(0x5555821386a0, 24) = 0 [pid 5939] chdir("./7") = 0 [pid 5939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5939] setpgid(0, 0) = 0 [pid 5939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5939] write(3, "1000", 4) = 4 [pid 5939] close(3) = 0 [pid 5939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5939] write(1, "executing program\n", 18executing program ) = 18 [pid 5939] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5939] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5939] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5939] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5939] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5939] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5940 attached [pid 5940] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5939] <... clone3 resumed> => {parent_tid=[5940]}, 88) = 5940 [pid 5940] <... rseq resumed>) = 0 [pid 5939] rt_sigprocmask(SIG_SETMASK, [], [pid 5940] set_robust_list(0x7f5408c7e9a0, 24 [pid 5939] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5940] <... set_robust_list resumed>) = 0 [pid 5940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5939] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] memfd_create("syzkaller", 0 [pid 5939] <... futex resumed>) = 0 [pid 5939] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5940] <... memfd_create resumed>) = 3 [pid 5940] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5858] <... close resumed>) = 0 [pid 5934] <... write resumed>) = 16777216 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5941 attached , child_tidptr=0x555582138690) = 5941 [pid 5941] set_robust_list(0x5555821386a0, 24) = 0 [pid 5934] munmap(0x7f5400800000, 138412032 [pid 5938] 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 5941] chdir("./7") = 0 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5941] setpgid(0, 0) = 0 [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5941] write(3, "1000", 4) = 4 [pid 5941] close(3) = 0 [pid 5941] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5937] 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 5941] write(1, "executing program\n", 18executing program [pid 5934] <... munmap resumed>) = 0 [pid 5941] <... write resumed>) = 18 [pid 5934] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5941] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... openat resumed>) = 4 [pid 5941] <... futex resumed>) = 0 [pid 5934] ioctl(4, LOOP_SET_FD, 3 [pid 5941] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5934] <... ioctl resumed>) = 0 [pid 5934] close(3) = 0 [pid 5934] close(4 [pid 5941] <... mmap resumed>) = 0x7f5408c5e000 [pid 5941] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5941] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5934] <... close resumed>) = 0 [pid 5941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5934] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777./strace-static-x86_64: Process 5942 attached ) = 0 [pid 5941] <... clone3 resumed> => {parent_tid=[5942]}, 88) = 5942 [pid 5941] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5942] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5941] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... rseq resumed>) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5942] set_robust_list(0x7f5408c7e9a0, 24 [pid 5941] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5942] <... set_robust_list resumed>) = 0 [pid 5942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5942] memfd_create("syzkaller", 0) = 3 [pid 5942] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 110.386177][ T5934] loop3: detected capacity change from 0 to 32768 [pid 5934] <... mount resumed>) = 0 [pid 5934] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5934] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5934] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5934] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5933] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5934] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5933] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5934] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5933] <... futex resumed>) = 0 [pid 5933] exit_group(0) = ? [pid 5934] +++ exited with 0 +++ [pid 5933] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5933, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=25 /* 0.25 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 110.440077][ T5934] [ 110.440077][ T5934] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 110.440077][ T5934] [pid 5857] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 110.523414][ T36] [ 110.523414][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 110.523414][ T36] [ 110.560533][ T36] [ 110.560533][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 110.560533][ T36] [pid 5857] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [ 110.607408][ T114] [ 110.607408][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 110.607408][ T114] [pid 5940] 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 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [ 110.650874][ T5857] [ 110.650874][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 110.650874][ T5857] [ 110.669814][ T5857] [ 110.669814][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 110.669814][ T5857] [pid 5857] close(4) = 0 [pid 5857] rmdir("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./7/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./7") = 0 [pid 5857] mkdir("./8", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] close(3 [pid 5942] 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 5937] <... write resumed>) = 16777216 [pid 5938] <... write resumed>) = 16777216 [pid 5937] munmap(0x7f5400800000, 138412032 [pid 5938] munmap(0x7f5400800000, 138412032) = 0 [pid 5937] <... munmap resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5938] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5938] ioctl(4, LOOP_SET_FD, 3 [pid 5937] <... openat resumed>) = 4 [pid 5937] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5937] close(3) = 0 [pid 5937] close(4 [pid 5938] <... ioctl resumed>) = 0 [pid 5937] <... close resumed>) = 0 [pid 5938] close(3 [pid 5937] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5938] <... close resumed>) = 0 [pid 5938] close(4 [pid 5937] <... mkdir resumed>) = 0 [pid 5938] <... close resumed>) = 0 [pid 5938] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5938] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [ 110.900481][ T5938] loop1: detected capacity change from 0 to 32768 [ 110.921366][ T5937] loop2: detected capacity change from 0 to 32768 [pid 5937] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5937] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5937] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5937] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5935] <... futex resumed>) = 0 [pid 5937] openat(AT_FDCWD, ".", O_RDONLY [ 110.967930][ T5937] [ 110.967930][ T5937] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 110.967930][ T5937] [pid 5935] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... openat resumed>) = 4 [pid 5935] <... futex resumed>) = 0 [pid 5937] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5937] <... futex resumed>) = 0 [pid 5935] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] getdents64(4, [pid 5935] <... futex resumed>) = 0 [pid 5935] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5937] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5935] <... futex resumed>) = 0 [pid 5935] exit_group(0) = ? [pid 5937] +++ exited with 0 +++ [pid 5935] +++ exited with 0 +++ [pid 5938] <... mount resumed>) = 0 [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=26 /* 0.26 s */} --- [pid 5856] restart_syscall(<... resuming interrupted clone ...> [pid 5938] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5856] <... restart_syscall resumed>) = 0 [pid 5856] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5938] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5938] <... chdir resumed>) = 0 [pid 5938] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5856] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5938] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5856] <... openat resumed>) = 3 [pid 5938] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5856] newfstatat(3, "", [pid 5938] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] <... futex resumed>) = 0 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5938] openat(AT_FDCWD, ".", O_RDONLY [pid 5936] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] <... openat resumed>) = 4 [pid 5856] getdents64(3, [pid 5938] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5856] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5936] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] <... futex resumed>) = 0 [pid 5936] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5938] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5938] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5936] exit_group(0) = ? [ 111.016041][ T5938] [ 111.016041][ T5938] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.016041][ T5938] [pid 5940] <... write resumed>) = 16777216 [pid 5938] +++ exited with 0 +++ [pid 5936] +++ exited with 0 +++ [pid 5940] munmap(0x7f5400800000, 138412032 [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=25 /* 0.25 s */} --- [pid 5855] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5940] <... munmap resumed>) = 0 [pid 5940] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 111.075695][ T76] [ 111.075695][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.075695][ T76] [ 111.115776][ T76] [ 111.115776][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [pid 5940] ioctl(4, LOOP_SET_FD, 3 [pid 5855] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, [pid 5940] <... ioctl resumed>) = 0 [pid 5940] close(3) = 0 [pid 5940] close(4) = 0 [pid 5940] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5940] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5855] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [ 111.115776][ T76] [ 111.123045][ T5940] loop0: detected capacity change from 0 to 32768 [pid 5855] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5940] <... mount resumed>) = 0 [pid 5940] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5940] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5940] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5940] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5939] <... futex resumed>) = 0 [pid 5940] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] <... close resumed>) = 0 [pid 5939] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] <... futex resumed>) = 0 [pid 5939] <... futex resumed>) = 1 [pid 5940] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5939] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5940] <... futex resumed>) = 0 [pid 5939] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5939] <... futex resumed>) = 0 [ 111.168716][ T5940] [ 111.168716][ T5940] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.168716][ T5940] [ 111.191227][ T114] [ 111.191227][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.191227][ T114] [ 111.202678][ T73] [ 111.202678][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.202678][ T73] ./strace-static-x86_64: Process 5943 attached [pid 5940] getdents64(4, [pid 5939] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5943 [pid 5943] set_robust_list(0x5555821386a0, 24) = 0 [pid 5940] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5940] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5940] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5939] <... futex resumed>) = 0 [pid 5943] chdir("./8" [pid 5939] exit_group(0 [pid 5940] <... futex resumed>) = ? [pid 5939] <... exit_group resumed>) = ? [pid 5943] <... chdir resumed>) = 0 [ 111.240719][ T73] [ 111.240719][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.240719][ T73] [ 111.255634][ T5856] [ 111.255634][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.255634][ T5856] [ 111.275536][ T113] [ 111.275536][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.275536][ T113] [ 111.280292][ T5856] [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5940] +++ exited with 0 +++ [pid 5939] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5939, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=24 /* 0.24 s */} --- [pid 5854] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5943] <... prctl resumed>) = 0 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5942] <... write resumed>) = 16777216 [pid 5942] munmap(0x7f5400800000, 138412032 [pid 5943] setpgid(0, 0 [pid 5942] <... munmap resumed>) = 0 [pid 5943] <... setpgid resumed>) = 0 [pid 5942] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 111.280292][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.280292][ T5856] [ 111.286530][ T5855] [ 111.286530][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.286530][ T5855] [ 111.308860][ T73] [ 111.308860][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.308860][ T73] [ 111.318588][ T5855] [ 111.318588][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.318588][ T5855] [ 111.320903][ T73] [ 111.320903][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.320903][ T73] [pid 5942] ioctl(4, LOOP_SET_FD, 3 [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5943] write(3, "1000", 4) = 4 [pid 5943] close(3) = 0 [pid 5943] symlink("/dev/binderfs", "./binderfs"executing program [pid 5942] <... ioctl resumed>) = 0 [pid 5943] <... symlink resumed>) = 0 [pid 5943] write(1, "executing program\n", 18) = 18 [pid 5943] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5942] close(3) = 0 [pid 5943] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5942] close(4) = 0 [pid 5942] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5943] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5942] <... mkdir resumed>) = 0 [pid 5856] <... umount2 resumed>) = 0 [pid 5943] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5942] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5943] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5856] newfstatat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5943] <... mprotect resumed>) = 0 [pid 5943] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] <... umount2 resumed>) = 0 [pid 5943] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5856] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5943] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5944 attached ) = 4 [pid 5943] <... clone3 resumed> => {parent_tid=[5944]}, 88) = 5944 [ 111.334954][ T5942] loop4: detected capacity change from 0 to 32768 [ 111.342037][ T5854] [ 111.342037][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.342037][ T5854] [pid 5856] newfstatat(4, "", [pid 5944] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5943] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5944] <... rseq resumed>) = 0 [pid 5943] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] getdents64(4, [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5943] <... futex resumed>) = 0 [pid 5856] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5944] set_robust_list(0x7f5408c7e9a0, 24 [pid 5943] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5856] close(4 [pid 5855] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5944] <... set_robust_list resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] rmdir("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] memfd_create("syzkaller", 0 [pid 5856] <... rmdir resumed>) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5944] <... memfd_create resumed>) = 3 [pid 5856] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] openat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5944] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5944] <... mmap resumed>) = 0x7f5400800000 [pid 5856] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5855] <... openat resumed>) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./7/binderfs") = 0 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5855] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./7/binderfs" [pid 5856] getdents64(3, [pid 5855] <... unlink resumed>) = 0 [pid 5855] getdents64(3, [pid 5856] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5855] close(3 [pid 5856] rmdir("./7") = 0 [pid 5855] <... close resumed>) = 0 [pid 5856] mkdir("./8", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR [ 111.389676][ T113] [ 111.389676][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.389676][ T113] [ 111.423691][ T5942] [ 111.423691][ T5942] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.423691][ T5942] [pid 5855] rmdir("./7" [pid 5856] <... openat resumed>) = 3 [pid 5855] <... rmdir resumed>) = 0 [pid 5855] mkdir("./8", 0777) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5855] close(3 [pid 5942] <... mount resumed>) = 0 [pid 5856] ioctl(3, LOOP_CLR_FD [pid 5942] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5856] <... ioctl resumed>) = 0 [pid 5942] <... openat resumed>) = 3 [pid 5856] close(3 [pid 5942] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5942] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5942] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 111.439442][ T5854] [ 111.439442][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.439442][ T5854] [pid 5942] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] <... futex resumed>) = 0 [pid 5941] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5942] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5942] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5942] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5941] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5941] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 1 [pid 5942] getdents64(4, [pid 5941] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5942] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5941] exit_group(0) = ? [pid 5942] +++ exited with 0 +++ [pid 5941] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=31 /* 0.31 s */} --- [pid 5854] <... umount2 resumed>) = 0 [pid 5858] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... openat resumed>) = 3 [pid 5854] newfstatat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] getdents64(3, [pid 5854] openat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5858] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... openat resumed>) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./7/binderfs") = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] close(3) = 0 [pid 5854] rmdir("./7") = 0 [pid 5854] mkdir("./8", 0777) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD) = 0 [ 111.603916][ T36] [ 111.603916][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.603916][ T36] [pid 5854] close(3) = 0 [ 111.645768][ T36] [ 111.645768][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.645768][ T36] [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582138690) = 5945 ./strace-static-x86_64: Process 5945 attached [pid 5945] set_robust_list(0x5555821386a0, 24) = 0 [pid 5945] chdir("./8") = 0 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5945] setpgid(0, 0) = 0 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5945] write(3, "1000", 4) = 4 [pid 5945] close(3) = 0 [pid 5945] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5945] write(1, "executing program\n", 18executing program ) = 18 [pid 5945] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5945] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5945] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5945] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5945] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 111.690383][ T5858] [ 111.690383][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.690383][ T5858] [ 111.714283][ T114] [ 111.714283][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.714283][ T114] [pid 5945] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5946 attached => {parent_tid=[5946]}, 88) = 5946 [pid 5946] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5946] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5946] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5945] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5946] memfd_create("syzkaller", 0 [pid 5945] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5946] <... memfd_create resumed>) = 3 [pid 5946] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 111.751976][ T5858] [ 111.751976][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 111.751976][ T5858] [pid 5858] <... umount2 resumed>) = 0 [pid 5944] 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 5858] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5855] <... close resumed>) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] umount2("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached , child_tidptr=0x555582138690) = 5947 [pid 5947] set_robust_list(0x5555821386a0, 24) = 0 [pid 5947] chdir("./8") = 0 [pid 5858] openat(AT_FDCWD, "./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5947] setpgid(0, 0) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] <... openat resumed>) = 4 [pid 5947] <... openat resumed>) = 3 [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3) = 0 [pid 5947] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5947] write(1, "executing program\n", 18) = 18 [pid 5947] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5858] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5947] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5858] getdents64(4, [pid 5947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5858] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5947] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5858] close(4 [pid 5947] <... mprotect resumed>) = 0 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5858] <... close resumed>) = 0 [pid 5947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5948 attached [pid 5948] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5947] <... clone3 resumed> => {parent_tid=[5948]}, 88) = 5948 [pid 5948] <... rseq resumed>) = 0 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5948] set_robust_list(0x7f5408c7e9a0, 24 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] <... set_robust_list resumed>) = 0 [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5947] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5948] memfd_create("syzkaller", 0 [pid 5947] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5948] <... memfd_create resumed>) = 3 [pid 5858] rmdir("./7/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5948] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5858] <... rmdir resumed>) = 0 [pid 5858] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./7/binderfs") = 0 [pid 5858] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3) = 0 [pid 5856] <... close resumed>) = 0 [pid 5858] rmdir("./7" [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] <... rmdir resumed>) = 0 [pid 5858] mkdir("./8", 0777./strace-static-x86_64: Process 5949 attached ) = 0 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5949 [pid 5949] set_robust_list(0x5555821386a0, 24 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5949] <... set_robust_list resumed>) = 0 [pid 5949] chdir("./8" [pid 5858] <... openat resumed>) = 3 [pid 5949] <... chdir resumed>) = 0 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] <... ioctl resumed>) = 0 [pid 5858] close(3 [pid 5949] <... prctl resumed>) = 0 [pid 5949] setpgid(0, 0) = 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5949] write(3, "1000", 4) = 4 [pid 5949] close(3) = 0 [pid 5949] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5949] write(1, "executing program\n", 18) = 18 [pid 5949] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5949] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5949] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5949] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5949] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5949] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5950]}, 88) = 5950 [pid 5949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5950 attached [pid 5949] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5949] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5950] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5950] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5950] memfd_create("syzkaller", 0) = 3 [pid 5950] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5946] 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 5948] 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 5858] <... close resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582138690) = 5951 ./strace-static-x86_64: Process 5951 attached [pid 5951] set_robust_list(0x5555821386a0, 24) = 0 [pid 5951] chdir("./8") = 0 [pid 5944] <... write resumed>) = 16777216 [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5951] setpgid(0, 0) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5951] write(3, "1000", 4) = 4 [pid 5951] close(3) = 0 [pid 5951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5951] write(1, "executing program\n", 18executing program ) = 18 [pid 5944] munmap(0x7f5400800000, 138412032 [pid 5951] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5951] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5951] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5951] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5951] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5951] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5952 attached => {parent_tid=[5952]}, 88) = 5952 [pid 5951] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5952] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5951] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... rseq resumed>) = 0 [pid 5951] <... futex resumed>) = 0 [pid 5952] set_robust_list(0x7f5408c7e9a0, 24 [pid 5951] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5952] <... set_robust_list resumed>) = 0 [pid 5944] <... munmap resumed>) = 0 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5944] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5952] memfd_create("syzkaller", 0) = 3 [pid 5944] <... openat resumed>) = 4 [pid 5952] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5944] ioctl(4, LOOP_SET_FD, 3 [pid 5950] 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 5944] <... ioctl resumed>) = 0 [pid 5944] close(3) = 0 [pid 5944] close(4) = 0 [pid 5944] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 112.400333][ T5944] loop3: detected capacity change from 0 to 32768 [ 112.435251][ T5944] [ 112.435251][ T5944] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.435251][ T5944] [pid 5944] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5944] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5944] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5944] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5944] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5943] <... futex resumed>) = 0 [pid 5944] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5943] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5943] <... futex resumed>) = 0 [pid 5944] openat(AT_FDCWD, ".", O_RDONLY [pid 5943] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] <... openat resumed>) = 4 [pid 5944] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5943] <... futex resumed>) = 0 [pid 5944] getdents64(4, [pid 5943] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5943] <... futex resumed>) = 0 [pid 5944] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] <... futex resumed>) = 0 [pid 5943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5943] exit_group(0 [pid 5944] <... futex resumed>) = ? [pid 5943] <... exit_group resumed>) = ? [pid 5944] +++ exited with 0 +++ [pid 5943] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=24 /* 0.24 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 112.549298][ T76] [ 112.549298][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.549298][ T76] [ 112.579441][ T76] [ 112.579441][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.579441][ T76] [pid 5857] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5946] <... write resumed>) = 16777216 [ 112.616554][ T5857] [ 112.616554][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.616554][ T5857] [ 112.649836][ T113] [ 112.649836][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.649836][ T113] [pid 5946] munmap(0x7f5400800000, 138412032) = 0 [pid 5946] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5946] <... openat resumed>) = 4 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5946] ioctl(4, LOOP_SET_FD, 3 [pid 5857] openat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./8/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./8") = 0 [pid 5857] mkdir("./9", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] close(3 [pid 5952] 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 5946] <... ioctl resumed>) = 0 [pid 5946] close(3) = 0 [pid 5946] close(4) = 0 [pid 5946] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 112.689295][ T5857] [ 112.689295][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.689295][ T5857] [ 112.722667][ T5946] loop0: detected capacity change from 0 to 32768 [pid 5946] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5948] <... write resumed>) = 16777216 [pid 5948] munmap(0x7f5400800000, 138412032 [pid 5946] <... mount resumed>) = 0 [pid 5946] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5946] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5946] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5946] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5946] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] <... munmap resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5945] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5946] openat(AT_FDCWD, ".", O_RDONLY [pid 5945] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5946] <... openat resumed>) = 4 [pid 5946] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5945] <... futex resumed>) = 0 [pid 5946] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] <... openat resumed>) = 4 [ 112.789415][ T5946] [ 112.789415][ T5946] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.789415][ T5946] [pid 5945] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5948] ioctl(4, LOOP_SET_FD, 3 [pid 5946] getdents64(4, [pid 5945] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5946] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5946] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] <... futex resumed>) = 0 [pid 5945] exit_group(0 [pid 5946] <... futex resumed>) = ? [pid 5945] <... exit_group resumed>) = ? [pid 5946] +++ exited with 0 +++ [pid 5948] <... ioctl resumed>) = 0 [pid 5945] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=25 /* 0.25 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 5948] close(3 [pid 5854] <... restart_syscall resumed>) = 0 [pid 5854] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5948] <... close resumed>) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5948] close(4 [pid 5854] newfstatat(3, "", [pid 5948] <... close resumed>) = 0 [pid 5948] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5948] <... mkdir resumed>) = 0 [pid 5854] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [ 112.834413][ T5948] loop1: detected capacity change from 0 to 32768 [ 112.900457][ T36] [ 112.900457][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.900457][ T36] [ 112.921823][ T5948] [ 112.921823][ T5948] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.921823][ T5948] [ 112.945394][ T36] [pid 5948] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5950] <... write resumed>) = 16777216 [pid 5948] <... mount resumed>) = 0 [pid 5950] munmap(0x7f5400800000, 138412032 [pid 5948] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [ 112.945394][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.945394][ T36] [pid 5948] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5948] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5948] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5948] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] <... futex resumed>) = 0 [pid 5948] openat(AT_FDCWD, ".", O_RDONLY [pid 5947] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5950] <... munmap resumed>) = 0 [pid 5948] <... openat resumed>) = 4 [pid 5948] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5950] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5948] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] <... futex resumed>) = 0 [pid 5948] getdents64(4, [pid 5947] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5950] <... openat resumed>) = 4 [pid 5950] ioctl(4, LOOP_SET_FD, 3 [pid 5948] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5948] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] exit_group(0) = ? [pid 5948] <... futex resumed>) = ? [pid 5948] +++ exited with 0 +++ [pid 5947] +++ exited with 0 +++ [ 112.977552][ T5854] [ 112.977552][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 112.977552][ T5854] [ 113.012405][ T5950] loop2: detected capacity change from 0 to 32768 [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=28 /* 0.28 s */} --- [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5855] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5950] <... ioctl resumed>) = 0 [pid 5855] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5950] close(3 [pid 5855] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] <... close resumed>) = 0 [pid 5950] close(4) = 0 [ 113.042735][ T114] [ 113.042735][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.042735][ T114] [ 113.067389][ T5854] [ 113.067389][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.067389][ T5854] [pid 5950] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5854] <... umount2 resumed>) = 0 [pid 5854] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5950] <... mkdir resumed>) = 0 [pid 5854] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 113.111725][ T13] [ 113.111725][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.111725][ T13] [ 113.144378][ T13] [ 113.144378][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.144378][ T13] [pid 5950] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5854] unlink("./8/binderfs") = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] close(3) = 0 [pid 5854] rmdir("./8") = 0 [pid 5854] mkdir("./9", 0777) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD) = 0 [pid 5854] close(3) = 0 [ 113.175769][ T5855] [ 113.175769][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.175769][ T5855] [ 113.196610][ T5950] [ 113.196610][ T5950] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.196610][ T5950] [ 113.218444][ T5855] [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5953 attached [pid 5950] <... mount resumed>) = 0 [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5953 [pid 5953] set_robust_list(0x5555821386a0, 24 [pid 5950] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5953] chdir("./9" [pid 5950] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5953] <... chdir resumed>) = 0 [pid 5950] <... chdir resumed>) = 0 [pid 5953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5950] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5953] <... prctl resumed>) = 0 [pid 5950] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5953] setpgid(0, 0 [pid 5950] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] <... setpgid resumed>) = 0 [pid 5950] <... futex resumed>) = 1 [pid 5949] <... futex resumed>) = 0 [pid 5950] openat(AT_FDCWD, ".", O_RDONLY [pid 5949] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5950] <... openat resumed>) = 4 [pid 5949] <... futex resumed>) = 0 [pid 5950] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... openat resumed>) = 3 [pid 5950] <... futex resumed>) = 0 [pid 5949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] getdents64(4, [pid 5949] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5949] <... futex resumed>) = 0 [pid 5953] write(3, "1000", 4 [pid 5950] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] <... write resumed>) = 4 [pid 5950] <... futex resumed>) = 0 [pid 5949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5953] close(3 [pid 5950] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5949] exit_group(0 [pid 5953] <... close resumed>) = 0 [pid 5950] <... futex resumed>) = ? [pid 5949] <... exit_group resumed>) = ? [pid 5953] symlink("/dev/binderfs", "./binderfs" [pid 5950] +++ exited with 0 +++ [pid 5949] +++ exited with 0 +++ executing program [pid 5953] <... symlink resumed>) = 0 [pid 5953] write(1, "executing program\n", 18) = 18 [pid 5953] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] <... close resumed>) = 0 [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5949, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=27 /* 0.27 s */} --- [pid 5953] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5953] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5953] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5856] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5856] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5953] <... mmap resumed>) = 0x7f5408c5e000 [pid 5953] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5856] <... openat resumed>) = 3 [pid 5953] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5955 attached ./strace-static-x86_64: Process 5954 attached [pid 5856] newfstatat(3, "", [pid 5954] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5953] <... clone3 resumed> => {parent_tid=[5954]}, 88) = 5954 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5955] set_robust_list(0x5555821386a0, 24 [pid 5954] <... rseq resumed>) = 0 [ 113.218444][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.218444][ T5855] [ 113.240718][ T113] [ 113.240718][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.240718][ T113] [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] <... set_robust_list resumed>) = 0 [pid 5954] set_robust_list(0x7f5408c7e9a0, 24 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5955] chdir("./9" [pid 5954] <... set_robust_list resumed>) = 0 [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5955 [pid 5855] <... umount2 resumed>) = 0 [pid 5955] <... chdir resumed>) = 0 [pid 5955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5855] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5955] setpgid(0, 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5953] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] <... futex resumed>) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5954] memfd_create("syzkaller", 0 [pid 5953] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5855] openat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5954] <... memfd_create resumed>) = 3 [pid 5855] <... openat resumed>) = 4 [pid 5855] newfstatat(4, "", [pid 5954] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5954] <... mmap resumed>) = 0x7f5400800000 [pid 5855] getdents64(4, [pid 5955] <... setpgid resumed>) = 0 [pid 5855] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] <... rmdir resumed>) = 0 executing program [pid 5955] <... openat resumed>) = 3 [pid 5855] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5955] write(3, "1000", 4 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5955] <... write resumed>) = 4 [pid 5955] close(3 [pid 5855] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5955] <... close resumed>) = 0 [pid 5955] symlink("/dev/binderfs", "./binderfs" [pid 5855] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./8/binderfs" [pid 5955] <... symlink resumed>) = 0 [pid 5955] write(1, "executing program\n", 18) = 18 [pid 5955] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... unlink resumed>) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5955] <... futex resumed>) = 0 [pid 5855] close(3 [pid 5955] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5855] <... close resumed>) = 0 [pid 5955] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5855] rmdir("./8") = 0 [pid 5855] mkdir("./9", 0777) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5855] close(3 [pid 5955] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [ 113.315201][ T76] [ 113.315201][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.315201][ T76] [pid 5955] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5955] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5956 attached [pid 5956] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5955] <... clone3 resumed> => {parent_tid=[5956]}, 88) = 5956 [pid 5955] rt_sigprocmask(SIG_SETMASK, [], [pid 5956] <... rseq resumed>) = 0 [pid 5956] set_robust_list(0x7f5408c7e9a0, 24 [pid 5955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5956] <... set_robust_list resumed>) = 0 [pid 5955] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 113.385303][ T76] [ 113.385303][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.385303][ T76] [pid 5956] memfd_create("syzkaller", 0) = 3 [pid 5956] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 113.437911][ T114] [ 113.437911][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.437911][ T114] [ 113.491426][ T5856] [ 113.491426][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.491426][ T5856] [pid 5952] <... write resumed>) = 16777216 [ 113.545315][ T5856] [ 113.545315][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.545315][ T5856] [pid 5952] munmap(0x7f5400800000, 138412032) = 0 [pid 5952] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5952] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5952] close(3) = 0 [pid 5952] close(4) = 0 [ 113.612187][ T5952] loop4: detected capacity change from 0 to 32768 [pid 5952] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5952] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5856] newfstatat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./8/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./8") = 0 [pid 5856] mkdir("./9", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3 [pid 5952] <... mount resumed>) = 0 [pid 5952] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5952] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5952] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5952] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5952] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] <... futex resumed>) = 0 [ 113.739075][ T5952] [ 113.739075][ T5952] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.739075][ T5952] [pid 5951] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... futex resumed>) = 0 [pid 5951] <... futex resumed>) = 1 [pid 5951] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5954] 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 5952] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5951] <... futex resumed>) = 0 [pid 5951] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5951] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5952] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5951] <... futex resumed>) = 0 [pid 5951] exit_group(0 [pid 5952] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] <... exit_group resumed>) = ? [pid 5952] <... futex resumed>) = ? [pid 5952] +++ exited with 0 +++ [pid 5951] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5951, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=29 /* 0.29 s */} --- [pid 5858] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] <... close resumed>) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 ./strace-static-x86_64: Process 5957 attached [pid 5858] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5957 [pid 5957] set_robust_list(0x5555821386a0, 24) = 0 [pid 5956] 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 5957] chdir("./9") = 0 [pid 5957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5957] setpgid(0, 0) = 0 [pid 5957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5957] write(3, "1000", 4) = 4 [pid 5957] close(3) = 0 [pid 5957] symlink("/dev/binderfs", "./binderfs") = 0 [ 113.879258][ T1321] [ 113.879258][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.879258][ T1321] executing program [pid 5957] write(1, "executing program\n", 18) = 18 [pid 5957] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5957] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5957] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5957] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5958]}, 88) = 5958 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5957] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5958 attached [pid 5958] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5958] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5958] memfd_create("syzkaller", 0) = 3 [pid 5958] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 113.949657][ T1321] [ 113.949657][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.949657][ T1321] [ 113.992889][ T5858] [ 113.992889][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 113.992889][ T5858] [ 114.040315][ T113] [ 114.040315][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.040315][ T113] [ 114.063316][ T5858] [ 114.063316][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.063316][ T5858] [pid 5856] <... close resumed>) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5959 attached [pid 5858] <... umount2 resumed>) = 0 [pid 5959] set_robust_list(0x5555821386a0, 24 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5959 [pid 5959] <... set_robust_list resumed>) = 0 [pid 5959] chdir("./9") = 0 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5959] <... prctl resumed>) = 0 [pid 5959] setpgid(0, 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5959] <... setpgid resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5959] <... openat resumed>) = 3 [pid 5858] umount2("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5959] write(3, "1000", 4 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5959] <... write resumed>) = 4 [pid 5858] openat(AT_FDCWD, "./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5959] close(3) = 0 [pid 5858] <... openat resumed>) = 4 [pid 5959] symlink("/dev/binderfs", "./binderfs" [pid 5858] newfstatat(4, "", [pid 5959] <... symlink resumed>) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 5959] write(1, "executing program\n", 18 [pid 5858] getdents64(4, [pid 5959] <... write resumed>) = 18 [pid 5858] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5959] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] getdents64(4, [pid 5959] <... futex resumed>) = 0 [pid 5858] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5959] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5858] close(4 [pid 5959] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5858] <... close resumed>) = 0 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] rmdir("./8/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5858] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5959] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5959] <... mprotect resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5959] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5858] unlink("./8/binderfs") = 0 ./strace-static-x86_64: Process 5960 attached [pid 5858] getdents64(3, [pid 5960] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5959] <... clone3 resumed> => {parent_tid=[5960]}, 88) = 5960 [pid 5960] <... rseq resumed>) = 0 [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5960] set_robust_list(0x7f5408c7e9a0, 24 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] close(3 [pid 5960] <... set_robust_list resumed>) = 0 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... close resumed>) = 0 [pid 5960] rt_sigprocmask(SIG_SETMASK, [], [pid 5959] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] rmdir("./8" [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5959] <... futex resumed>) = 0 [pid 5959] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5960] memfd_create("syzkaller", 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5960] <... memfd_create resumed>) = 3 [pid 5858] mkdir("./9", 0777 [pid 5960] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5960] <... mmap resumed>) = 0x7f5400800000 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD) = 0 [pid 5858] close(3 [pid 5954] <... write resumed>) = 16777216 [pid 5954] munmap(0x7f5400800000, 138412032 [pid 5958] 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 5954] <... munmap resumed>) = 0 [pid 5954] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5956] <... write resumed>) = 16777216 [pid 5954] <... openat resumed>) = 4 [pid 5954] ioctl(4, LOOP_SET_FD, 3 [pid 5956] munmap(0x7f5400800000, 138412032 [pid 5954] <... ioctl resumed>) = 0 [pid 5954] close(3) = 0 [pid 5954] close(4) = 0 [pid 5954] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 114.390477][ T5954] loop0: detected capacity change from 0 to 32768 [pid 5954] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5956] <... munmap resumed>) = 0 [pid 5956] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5956] ioctl(4, LOOP_SET_FD, 3 [pid 5954] <... mount resumed>) = 0 [pid 5954] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5954] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5954] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5954] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5954] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5953] <... futex resumed>) = 0 [pid 5953] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... futex resumed>) = 0 [pid 5953] <... futex resumed>) = 1 [pid 5954] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5954] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5954] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5953] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5953] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... futex resumed>) = 0 [pid 5953] <... futex resumed>) = 1 [pid 5954] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5954] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5954] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5953] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5953] exit_group(0 [pid 5954] <... futex resumed>) = ? [pid 5953] <... exit_group resumed>) = ? [pid 5954] +++ exited with 0 +++ [pid 5953] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5953, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=28 /* 0.28 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 5956] <... ioctl resumed>) = 0 [pid 5956] close(3) = 0 [ 114.437541][ T5954] [ 114.437541][ T5954] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.437541][ T5954] [ 114.474549][ T5956] loop3: detected capacity change from 0 to 32768 [pid 5956] close(4) = 0 [pid 5854] <... restart_syscall resumed>) = 0 [pid 5854] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5960] 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 5956] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 114.519748][ T1321] [ 114.519748][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.519748][ T1321] [ 114.555355][ T1321] [ 114.555355][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.555355][ T1321] [pid 5956] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5858] <... close resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5961 attached [pid 5956] <... mount resumed>) = 0 [pid 5956] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5961] set_robust_list(0x5555821386a0, 24 [pid 5956] <... openat resumed>) = 3 [pid 5961] <... set_robust_list resumed>) = 0 [pid 5956] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5961 [pid 5961] chdir("./9" [pid 5956] <... chdir resumed>) = 0 [pid 5961] <... chdir resumed>) = 0 [pid 5956] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5956] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5961] setpgid(0, 0 [pid 5956] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... setpgid resumed>) = 0 [pid 5956] <... futex resumed>) = 1 [pid 5955] <... futex resumed>) = 0 [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5955] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] openat(AT_FDCWD, ".", O_RDONLY [pid 5955] <... futex resumed>) = 0 [pid 5956] <... openat resumed>) = 4 [ 114.597642][ T5956] [ 114.597642][ T5956] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.597642][ T5956] [ 114.619850][ T5854] [ 114.619850][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.619850][ T5854] [pid 5955] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... openat resumed>) = 3 [pid 5956] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5955] <... futex resumed>) = 0 [pid 5956] getdents64(4, [pid 5955] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5955] <... futex resumed>) = 0 [pid 5956] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5956] <... futex resumed>) = 0 [pid 5955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5956] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5955] exit_group(0 [pid 5956] <... futex resumed>) = ? [pid 5955] <... exit_group resumed>) = ? [pid 5956] +++ exited with 0 +++ [pid 5955] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5955, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=33 /* 0.33 s */} --- [pid 5961] write(3, "1000", 4 [pid 5857] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", [pid 5961] <... write resumed>) = 4 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, [pid 5961] close(3) = 0 [pid 5961] symlink("/dev/binderfs", "./binderfs" [pid 5857] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5961] <... symlink resumed>) = 0 executing program [pid 5961] write(1, "executing program\n", 18) = 18 [pid 5961] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5961] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5961] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5961] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5962]}, 88) = 5962 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5961] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5961] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5962 attached [pid 5857] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5962] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5962] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5962] memfd_create("syzkaller", 0) = 3 [pid 5962] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 114.665154][ T113] [ 114.665154][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.665154][ T113] [ 114.703238][ T36] [ 114.703238][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.703238][ T36] [pid 5958] <... write resumed>) = 16777216 [ 114.714110][ T5854] [ 114.714110][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.714110][ T5854] [ 114.739222][ T36] [ 114.739222][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.739222][ T36] [pid 5958] munmap(0x7f5400800000, 138412032) = 0 [pid 5854] <... umount2 resumed>) = 0 [pid 5854] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5958] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5958] <... openat resumed>) = 4 [pid 5958] ioctl(4, LOOP_SET_FD, 3 [pid 5854] newfstatat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5958] <... ioctl resumed>) = 0 [pid 5958] close(3) = 0 [pid 5958] close(4) = 0 [pid 5958] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5958] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 114.782986][ T114] [ 114.782986][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.782986][ T114] [ 114.807725][ T5958] loop1: detected capacity change from 0 to 32768 [ 114.809877][ T5857] [ 114.809877][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.809877][ T5857] [pid 5854] openat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5958] <... mount resumed>) = 0 [pid 5854] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5958] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5854] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5958] <... openat resumed>) = 3 [pid 5854] unlink("./9/binderfs" [pid 5958] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5854] <... unlink resumed>) = 0 [pid 5958] <... chdir resumed>) = 0 [pid 5958] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5854] getdents64(3, [pid 5958] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5958] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5958] <... futex resumed>) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5854] close(3 [pid 5958] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] <... futex resumed>) = 0 [pid 5958] openat(AT_FDCWD, ".", O_RDONLY [pid 5957] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... close resumed>) = 0 [pid 5958] <... openat resumed>) = 4 [pid 5958] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5854] rmdir("./9" [pid 5958] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5854] <... rmdir resumed>) = 0 [pid 5957] <... futex resumed>) = 0 [pid 5854] mkdir("./10", 0777 [pid 5958] getdents64(4, [pid 5957] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5958] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... mkdir resumed>) = 0 [pid 5958] <... futex resumed>) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5958] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] exit_group(0 [pid 5958] <... futex resumed>) = ? [pid 5957] <... exit_group resumed>) = ? [pid 5854] <... openat resumed>) = 3 [pid 5958] +++ exited with 0 +++ [pid 5957] +++ exited with 0 +++ [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=23 /* 0.23 s */} --- [pid 5855] restart_syscall(<... resuming interrupted clone ...> [pid 5854] <... ioctl resumed>) = 0 [pid 5854] close(3 [pid 5855] <... restart_syscall resumed>) = 0 [pid 5855] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 114.838900][ T5958] [ 114.838900][ T5958] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.838900][ T5958] [ 114.857232][ T5857] [ 114.857232][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.857232][ T5857] [pid 5855] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 114.917273][ T76] [ 114.917273][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.917273][ T76] [pid 5857] openat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./9/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./9") = 0 [ 114.963290][ T76] [ 114.963290][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 114.963290][ T76] [ 115.001521][ T113] [ 115.001521][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.001521][ T113] [pid 5857] mkdir("./10", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] close(3 [pid 5855] <... umount2 resumed>) = 0 [pid 5855] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5855] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./9/binderfs") = 0 [pid 5962] 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 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [ 115.022065][ T5855] [ 115.022065][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.022065][ T5855] [ 115.042779][ T5855] [ 115.042779][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.042779][ T5855] [pid 5855] rmdir("./9") = 0 [pid 5855] mkdir("./10", 0777) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5855] close(3) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5963 attached [pid 5963] set_robust_list(0x5555821386a0, 24 [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5963 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5963] chdir("./10") = 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5963] setpgid(0, 0) = 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5963] write(3, "1000", 4) = 4 [pid 5963] close(3) = 0 [pid 5963] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5963] write(1, "executing program\n", 18) = 18 [pid 5963] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5963] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5963] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5963] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5963] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5963] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5964 attached [pid 5964] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5963] <... clone3 resumed> => {parent_tid=[5964]}, 88) = 5964 [pid 5964] <... rseq resumed>) = 0 [pid 5963] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5963] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] set_robust_list(0x7f5408c7e9a0, 24 [pid 5963] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5964] <... set_robust_list resumed>) = 0 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5964] memfd_create("syzkaller", 0) = 3 [pid 5964] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5960] <... write resumed>) = 16777216 [pid 5960] munmap(0x7f5400800000, 138412032) = 0 [pid 5960] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5960] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5960] close(3) = 0 [pid 5854] <... close resumed>) = 0 [pid 5960] close(4) = 0 [pid 5960] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5960] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5965 attached [ 115.310453][ T5960] loop2: detected capacity change from 0 to 32768 , child_tidptr=0x555582138690) = 5965 [pid 5965] set_robust_list(0x5555821386a0, 24) = 0 [pid 5965] chdir("./10") = 0 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5965] setpgid(0, 0) = 0 [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5965] write(3, "1000", 4) = 4 [pid 5965] close(3) = 0 [pid 5965] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5965] write(1, "executing program\n", 18) = 18 [pid 5965] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5965] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5965] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5965] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5966]}, 88) = 5966 [pid 5965] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5966 attached NULL, 8) = 0 [pid 5965] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5965] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5966] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5966] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5966] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5960] <... mount resumed>) = 0 [pid 5966] memfd_create("syzkaller", 0 [pid 5960] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5966] <... memfd_create resumed>) = 3 [pid 5960] <... openat resumed>) = 3 [pid 5966] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5960] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5966] <... mmap resumed>) = 0x7f5400800000 [pid 5960] <... chdir resumed>) = 0 [ 115.405336][ T5960] [ 115.405336][ T5960] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.405336][ T5960] [pid 5960] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5960] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... close resumed>) = 0 [pid 5960] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5960] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5960] openat(AT_FDCWD, ".", O_RDONLY [pid 5959] <... futex resumed>) = 0 [pid 5960] <... openat resumed>) = 4 [pid 5959] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5960] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5960] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5967 attached [pid 5959] <... futex resumed>) = 0 [pid 5967] set_robust_list(0x5555821386a0, 24 [pid 5959] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 5967 [pid 5960] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = 1 [pid 5959] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5960] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... set_robust_list resumed>) = 0 [pid 5960] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5967] chdir("./10" [pid 5960] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] <... chdir resumed>) = 0 [pid 5959] exit_group(0 [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5960] <... futex resumed>) = ? [pid 5959] <... exit_group resumed>) = ? [pid 5967] setpgid(0, 0 [pid 5960] +++ exited with 0 +++ [pid 5967] <... setpgid resumed>) = 0 [pid 5959] +++ exited with 0 +++ [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=22 /* 0.22 s */} --- [pid 5967] <... openat resumed>) = 3 [pid 5964] 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 5967] write(3, "1000", 4) = 4 [pid 5856] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5967] close(3) = 0 [pid 5967] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5967] write(1, "executing program\n", 18) = 18 [pid 5967] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5967] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5967] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5967] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5967] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 115.555104][ T13] [ 115.555104][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.555104][ T13] [ 115.583687][ T13] [ 115.583687][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.583687][ T13] [pid 5967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5968 attached [pid 5962] <... write resumed>) = 16777216 [pid 5968] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5967] <... clone3 resumed> => {parent_tid=[5968]}, 88) = 5968 [pid 5968] <... rseq resumed>) = 0 [pid 5967] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] set_robust_list(0x7f5408c7e9a0, 24 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5968] <... set_robust_list resumed>) = 0 [pid 5967] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] munmap(0x7f5400800000, 138412032 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], [pid 5967] <... futex resumed>) = 0 [pid 5968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5968] memfd_create("syzkaller", 0) = 3 [pid 5968] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5962] <... munmap resumed>) = 0 [pid 5962] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 115.617836][ T113] [ 115.617836][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.617836][ T113] [ 115.639679][ T5856] [ 115.639679][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.639679][ T5856] [pid 5962] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5962] close(3) = 0 [pid 5962] close(4) = 0 [ 115.676118][ T5962] loop4: detected capacity change from 0 to 32768 [ 115.676249][ T5856] [ 115.676249][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.676249][ T5856] [pid 5962] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5962] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./9/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./9") = 0 [pid 5856] mkdir("./10", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3 [pid 5962] <... mount resumed>) = 0 [pid 5962] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5962] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5966] 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 5962] <... chdir resumed>) = 0 [ 115.765879][ T5962] [ 115.765879][ T5962] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.765879][ T5962] [pid 5962] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5962] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5961] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5962] openat(AT_FDCWD, ".", O_RDONLY [pid 5961] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... openat resumed>) = 4 [pid 5962] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5962] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... futex resumed>) = 0 [pid 5962] getdents64(4, [pid 5961] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5962] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5962] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] exit_group(0 [pid 5962] <... futex resumed>) = ? [pid 5961] <... exit_group resumed>) = ? [pid 5962] +++ exited with 0 +++ [pid 5961] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=35 /* 0.35 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5858] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 115.940288][ T13] [ 115.940288][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.940288][ T13] [ 115.969702][ T13] [ 115.969702][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 115.969702][ T13] [pid 5858] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [ 116.010011][ T114] [ 116.010011][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.010011][ T114] [ 116.041129][ T5858] [ 116.041129][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.041129][ T5858] [pid 5968] 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 5964] <... write resumed>) = 16777216 [ 116.074228][ T5858] [ 116.074228][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.074228][ T5858] [pid 5964] munmap(0x7f5400800000, 138412032) = 0 [pid 5858] <... umount2 resumed>) = 0 [pid 5964] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5858] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5964] <... openat resumed>) = 4 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5964] ioctl(4, LOOP_SET_FD, 3 [pid 5858] newfstatat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] umount2("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5858] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] close(4) = 0 [pid 5858] rmdir("./9/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5858] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5856] <... close resumed>) = 0 [pid 5964] <... ioctl resumed>) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./9/binderfs") = 0 [pid 5858] getdents64(3, [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5964] close(3 [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5969 attached [pid 5964] <... close resumed>) = 0 [pid 5858] close(3 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5969 [pid 5969] set_robust_list(0x5555821386a0, 24 [pid 5964] close(4 [pid 5969] <... set_robust_list resumed>) = 0 [pid 5969] chdir("./10" [pid 5858] <... close resumed>) = 0 [pid 5858] rmdir("./9" [pid 5969] <... chdir resumed>) = 0 [pid 5964] <... close resumed>) = 0 [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5969] setpgid(0, 0 [pid 5964] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5969] <... setpgid resumed>) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5964] <... mkdir resumed>) = 0 [pid 5858] mkdir("./10", 0777 [pid 5969] <... openat resumed>) = 3 [pid 5964] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5858] <... mkdir resumed>) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5969] write(3, "1000", 4 [pid 5858] <... openat resumed>) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5969] <... write resumed>) = 4 [pid 5969] close(3) = 0 [pid 5858] <... ioctl resumed>) = 0 [ 116.142431][ T5964] loop1: detected capacity change from 0 to 32768 [pid 5969] symlink("/dev/binderfs", "./binderfs" [pid 5858] close(3 [pid 5969] <... symlink resumed>) = 0 [pid 5969] write(1, "executing program\n", 18executing program ) = 18 [pid 5969] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5969] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5969] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5969] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5969] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5969] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5970 attached [pid 5970] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5969] <... clone3 resumed> => {parent_tid=[5970]}, 88) = 5970 [pid 5970] <... rseq resumed>) = 0 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] set_robust_list(0x7f5408c7e9a0, 24 [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5969] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], [pid 5969] <... futex resumed>) = 0 [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5970] memfd_create("syzkaller", 0) = 3 [pid 5970] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5964] <... mount resumed>) = 0 [pid 5964] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5964] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5964] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5964] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] <... futex resumed>) = 0 [pid 5963] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = 1 [pid 5964] openat(AT_FDCWD, ".", O_RDONLY [pid 5963] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] <... openat resumed>) = 4 [pid 5964] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5963] <... futex resumed>) = 0 [pid 5964] getdents64(4, [pid 5963] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5963] <... futex resumed>) = 0 [pid 5964] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] <... futex resumed>) = 0 [pid 5963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 116.253445][ T5964] [ 116.253445][ T5964] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.253445][ T5964] [pid 5964] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5963] exit_group(0 [pid 5964] <... futex resumed>) = ? [pid 5963] <... exit_group resumed>) = ? [pid 5964] +++ exited with 0 +++ [pid 5963] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5963, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=27 /* 0.27 s */} --- [pid 5855] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5966] <... write resumed>) = 16777216 [pid 5966] munmap(0x7f5400800000, 138412032) = 0 [pid 5966] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 116.349491][ T76] [ 116.349491][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.349491][ T76] [ 116.379351][ T76] [ 116.379351][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.379351][ T76] [pid 5966] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5966] close(3) = 0 [pid 5966] close(4) = 0 [pid 5966] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 116.411697][ T5966] loop0: detected capacity change from 0 to 32768 [ 116.419742][ T113] [ 116.419742][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.419742][ T113] [ 116.445595][ T5855] [ 116.445595][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.445595][ T5855] [pid 5966] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5966] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5966] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5966] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5966] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5966] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] <... futex resumed>) = 0 [pid 5965] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5966] <... futex resumed>) = 0 [pid 5966] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5966] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5966] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5965] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... futex resumed>) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5966] getdents64(4, [pid 5965] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5966] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5965] <... futex resumed>) = 0 [pid 5966] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] exit_group(0 [pid 5855] <... umount2 resumed>) = 0 [pid 5966] <... futex resumed>) = ? [pid 5965] <... exit_group resumed>) = ? [pid 5966] +++ exited with 0 +++ [pid 5855] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5965] +++ exited with 0 +++ [ 116.479850][ T5855] [ 116.479850][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.479850][ T5855] [ 116.490503][ T5966] [ 116.490503][ T5966] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.490503][ T5966] [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5965, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=24 /* 0.24 s */} --- [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5968] <... write resumed>) = 16777216 [pid 5970] 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 5968] munmap(0x7f5400800000, 138412032 [pid 5855] <... openat resumed>) = 4 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 5855] rmdir("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5855] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./10/binderfs") = 0 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5855] rmdir("./10") = 0 [pid 5855] mkdir("./11", 0777) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5855] close(3 [pid 5858] <... close resumed>) = 0 [pid 5968] <... munmap resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5971 attached [pid 5968] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5971 [pid 5971] set_robust_list(0x5555821386a0, 24 [pid 5968] <... openat resumed>) = 4 [ 116.573789][ T1321] [ 116.573789][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.573789][ T1321] [ 116.609200][ T1321] [ 116.609200][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.609200][ T1321] [pid 5971] <... set_robust_list resumed>) = 0 [pid 5968] ioctl(4, LOOP_SET_FD, 3 [pid 5971] chdir("./10" [pid 5968] <... ioctl resumed>) = 0 [pid 5971] <... chdir resumed>) = 0 [pid 5971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5968] close(3 [pid 5971] <... prctl resumed>) = 0 [pid 5968] <... close resumed>) = 0 [pid 5971] setpgid(0, 0 [pid 5968] close(4) = 0 [pid 5971] <... setpgid resumed>) = 0 [pid 5971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5968] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5971] <... openat resumed>) = 3 [ 116.650685][ T5968] loop3: detected capacity change from 0 to 32768 [ 116.655189][ T114] [ 116.655189][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.655189][ T114] [pid 5968] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5971] write(3, "1000", 4) = 4 [pid 5971] close(3) = 0 [pid 5971] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5971] write(1, "executing program\n", 18executing program ) = 18 [pid 5971] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5971] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5854] <... umount2 resumed>) = 0 [pid 5971] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5854] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5971] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5854] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5971] <... mprotect resumed>) = 0 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5971] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5854] <... openat resumed>) = 4 [pid 5971] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5971] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5971] <... clone3 resumed> => {parent_tid=[5972]}, 88) = 5972 [pid 5854] getdents64(4, [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5972 attached [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] close(4 [pid 5971] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5971] <... futex resumed>) = 0 [pid 5968] <... mount resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5972] <... rseq resumed>) = 0 [pid 5971] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [ 116.698229][ T5854] [ 116.698229][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.698229][ T5854] [ 116.702587][ T5968] [ 116.702587][ T5968] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.702587][ T5968] [ 116.720776][ T5854] [ 116.720776][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.720776][ T5854] [pid 5968] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5972] set_robust_list(0x7f5408c7e9a0, 24 [pid 5968] <... openat resumed>) = 3 [pid 5854] rmdir("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5972] <... set_robust_list resumed>) = 0 [pid 5968] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] <... chdir resumed>) = 0 [pid 5854] <... rmdir resumed>) = 0 [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5972] memfd_create("syzkaller", 0 [pid 5968] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5854] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./10/binderfs" [pid 5968] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5972] <... memfd_create resumed>) = 3 [pid 5968] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5968] <... futex resumed>) = 1 [pid 5967] <... futex resumed>) = 0 [pid 5972] <... mmap resumed>) = 0x7f5400800000 [pid 5968] openat(AT_FDCWD, ".", O_RDONLY [pid 5967] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... unlink resumed>) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] close(3 [pid 5967] <... futex resumed>) = 0 [pid 5968] <... openat resumed>) = 4 [pid 5967] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... close resumed>) = 0 [pid 5968] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] rmdir("./10" [pid 5968] <... futex resumed>) = 1 [pid 5967] <... futex resumed>) = 0 [pid 5854] <... rmdir resumed>) = 0 [pid 5854] mkdir("./11", 0777 [pid 5967] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... mkdir resumed>) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5967] <... futex resumed>) = 0 [pid 5967] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... openat resumed>) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD) = 0 [pid 5854] close(3 [pid 5968] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5968] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5967] <... futex resumed>) = 0 [pid 5968] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5967] exit_group(0) = ? [pid 5968] <... futex resumed>) = ? [pid 5968] +++ exited with 0 +++ [pid 5967] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5967, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=30 /* 0.30 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 116.904000][ T13] [ 116.904000][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.904000][ T13] [pid 5857] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] <... close resumed>) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5973 attached , child_tidptr=0x555582138690) = 5973 [pid 5973] set_robust_list(0x5555821386a0, 24) = 0 [pid 5973] chdir("./11") = 0 [ 116.949553][ T13] [ 116.949553][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.949553][ T13] [ 116.979494][ T5857] [ 116.979494][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.979494][ T5857] [ 116.993139][ T5857] [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5973] setpgid(0, 0) = 0 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5973] write(3, "1000", 4) = 4 [pid 5973] close(3) = 0 [pid 5973] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5973] write(1, "executing program\n", 18) = 18 [pid 5973] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5973] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5973] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5973] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5973] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5974]}, 88) = 5974 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5973] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5974 attached [pid 5974] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5973] <... futex resumed>) = 0 [pid 5974] <... rseq resumed>) = 0 [pid 5973] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5974] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5974] memfd_create("syzkaller", 0) = 3 [pid 5974] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 116.993139][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 116.993139][ T5857] [pid 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [ 117.026948][ T113] [ 117.026948][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.026948][ T113] [pid 5857] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./10/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./10") = 0 [pid 5857] mkdir("./11", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD [pid 5970] <... write resumed>) = 16777216 [pid 5857] <... ioctl resumed>) = 0 [pid 5972] 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 5970] munmap(0x7f5400800000, 138412032 [pid 5854] <... close resumed>) = 0 [pid 5857] close(3 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5970] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 5975 attached [pid 5975] set_robust_list(0x5555821386a0, 24) = 0 [pid 5975] chdir("./11" [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5975 [pid 5975] <... chdir resumed>) = 0 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5975] setpgid(0, 0) = 0 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5970] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5970] ioctl(4, LOOP_SET_FD, 3 [pid 5975] <... openat resumed>) = 3 [pid 5975] write(3, "1000", 4) = 4 [pid 5975] close(3) = 0 [pid 5975] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5975] write(1, "executing program\n", 18) = 18 [pid 5975] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5970] <... ioctl resumed>) = 0 [pid 5975] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5970] close(3 [pid 5975] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5970] <... close resumed>) = 0 [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] close(4 [pid 5975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5970] <... close resumed>) = 0 [pid 5975] <... mmap resumed>) = 0x7f5408c5e000 [pid 5975] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [ 117.174191][ T5970] loop2: detected capacity change from 0 to 32768 [pid 5975] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5970] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5975] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5975] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5976]}, 88) = 5976 ./strace-static-x86_64: Process 5976 attached [pid 5975] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] <... mkdir resumed>) = 0 [pid 5976] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5976] <... rseq resumed>) = 0 [pid 5975] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5976] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5976] memfd_create("syzkaller", 0) = 3 [pid 5976] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5970] <... mount resumed>) = 0 [ 117.241940][ T5970] [ 117.241940][ T5970] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.241940][ T5970] [pid 5970] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5974] 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 5970] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5970] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5970] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5969] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5969] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5970] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5969] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] getdents64(4, [pid 5969] <... futex resumed>) = 0 [pid 5969] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5970] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5970] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5970] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5969] exit_group(0) = ? [pid 5970] <... futex resumed>) = ? [pid 5970] +++ exited with 0 +++ [pid 5969] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=26 /* 0.26 s */} --- [pid 5856] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5856] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 117.439928][ T76] [ 117.439928][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.439928][ T76] [ 117.480872][ T76] [ 117.480872][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.480872][ T76] [ 117.512532][ T5856] [ 117.512532][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.512532][ T5856] [pid 5856] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... close resumed>) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5977 attached , child_tidptr=0x555582138690) = 5977 [pid 5977] set_robust_list(0x5555821386a0, 24) = 0 [pid 5977] chdir("./11") = 0 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5977] setpgid(0, 0) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5977] write(3, "1000", 4) = 4 [pid 5977] close(3) = 0 [pid 5977] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5977] write(1, "executing program\n", 18) = 18 [pid 5977] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5977] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5977] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5977] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5977] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5978]}, 88) = 5978 [pid 5977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5977] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5977] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5978 attached [ 117.533414][ T113] [ 117.533414][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.533414][ T113] [pid 5978] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5972] <... write resumed>) = 16777216 [pid 5978] <... rseq resumed>) = 0 [pid 5978] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5978] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5978] memfd_create("syzkaller", 0 [pid 5972] munmap(0x7f5400800000, 138412032 [pid 5978] <... memfd_create resumed>) = 3 [pid 5978] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5972] <... munmap resumed>) = 0 [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 117.575600][ T5856] [ 117.575600][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.575600][ T5856] [pid 5856] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./10/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./10" [pid 5972] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5856] <... rmdir resumed>) = 0 [pid 5856] mkdir("./11", 0777 [pid 5972] <... openat resumed>) = 4 [pid 5856] <... mkdir resumed>) = 0 [pid 5972] ioctl(4, LOOP_SET_FD, 3 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3 [pid 5976] 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 5972] <... ioctl resumed>) = 0 [pid 5972] close(3) = 0 [pid 5972] close(4) = 0 [pid 5972] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 117.642489][ T5972] loop4: detected capacity change from 0 to 32768 [pid 5972] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5972] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5972] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5972] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5972] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5972] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5971] <... futex resumed>) = 0 [pid 5972] openat(AT_FDCWD, ".", O_RDONLY [pid 5971] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] <... openat resumed>) = 4 [pid 5972] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] <... futex resumed>) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5971] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] getdents64(4, [pid 5971] <... futex resumed>) = 0 [ 117.702134][ T5972] [ 117.702134][ T5972] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.702134][ T5972] [pid 5971] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5972] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5971] <... futex resumed>) = 0 [pid 5972] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5971] exit_group(0 [pid 5972] <... futex resumed>) = ? [pid 5971] <... exit_group resumed>) = ? [pid 5972] +++ exited with 0 +++ [pid 5971] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5971, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=29 /* 0.29 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5858] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, [pid 5974] <... write resumed>) = 16777216 [pid 5858] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5858] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5974] munmap(0x7f5400800000, 138412032) = 0 [pid 5974] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5974] ioctl(4, LOOP_SET_FD, 3) = 0 [ 117.851393][ T76] [ 117.851393][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.851393][ T76] [ 117.879742][ T76] [ 117.879742][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.879742][ T76] [ 117.892574][ T5974] loop1: detected capacity change from 0 to 32768 [pid 5974] close(3) = 0 [pid 5974] close(4) = 0 [pid 5974] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 117.911674][ T5858] [ 117.911674][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.911674][ T5858] [ 117.931755][ T5974] [ 117.931755][ T5974] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.931755][ T5974] [pid 5974] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5974] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5974] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5974] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5974] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5974] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] <... futex resumed>) = 0 [pid 5974] openat(AT_FDCWD, ".", O_RDONLY [pid 5973] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... openat resumed>) = 4 [pid 5974] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5974] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5974] getdents64(4, [pid 5973] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5974] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5974] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] exit_group(0) = ? [pid 5978] 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 5974] <... futex resumed>) = ? [pid 5974] +++ exited with 0 +++ [pid 5973] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=27 /* 0.27 s */} --- [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5855] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 117.961400][ T114] [ 117.961400][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.961400][ T114] [ 117.989664][ T5858] [ 117.989664][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 117.989664][ T5858] [pid 5855] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... close resumed>) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5979 attached , child_tidptr=0x555582138690) = 5979 [pid 5979] set_robust_list(0x5555821386a0, 24) = 0 [pid 5979] chdir("./11") = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5979] setpgid(0, 0) = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5979] write(3, "1000", 4) = 4 [pid 5979] close(3) = 0 [pid 5979] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5979] write(1, "executing program\n", 18) = 18 [pid 5979] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] <... umount2 resumed>) = 0 [pid 5979] <... mmap resumed>) = 0x7f5408c5e000 [pid 5858] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5979] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5979] <... mprotect resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5858] umount2("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5979] <... clone3 resumed> => {parent_tid=[5980]}, 88) = 5980 [pid 5858] <... openat resumed>) = 4 ./strace-static-x86_64: Process 5980 attached [pid 5979] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] newfstatat(4, "", [pid 5979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5979] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] getdents64(4, [pid 5979] <... futex resumed>) = 0 [pid 5858] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5979] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5980] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5858] close(4 [pid 5980] <... rseq resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5980] set_robust_list(0x7f5408c7e9a0, 24 [pid 5858] rmdir("./10/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5980] <... set_robust_list resumed>) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5980] rt_sigprocmask(SIG_SETMASK, [], [pid 5858] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] memfd_create("syzkaller", 0 [pid 5858] unlink("./10/binderfs" [pid 5980] <... memfd_create resumed>) = 3 [pid 5858] <... unlink resumed>) = 0 [pid 5980] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] getdents64(3, [pid 5980] <... mmap resumed>) = 0x7f5400800000 [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3) = 0 [ 118.024852][ T13] [ 118.024852][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.024852][ T13] [ 118.055751][ T13] [ 118.055751][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.055751][ T13] [pid 5858] rmdir("./10") = 0 [pid 5858] mkdir("./11", 0777) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD) = 0 [ 118.103099][ T5855] [ 118.103099][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.103099][ T5855] [ 118.133251][ T113] [ 118.133251][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.133251][ T113] [pid 5858] close(3 [pid 5855] <... umount2 resumed>) = 0 [pid 5855] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [ 118.169395][ T5855] [ 118.169395][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.169395][ T5855] [pid 5855] rmdir("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5855] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./11/binderfs") = 0 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5855] rmdir("./11") = 0 [pid 5855] mkdir("./12", 0777 [pid 5976] <... write resumed>) = 16777216 [pid 5855] <... mkdir resumed>) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5976] munmap(0x7f5400800000, 138412032 [pid 5855] <... openat resumed>) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5855] close(3 [pid 5976] <... munmap resumed>) = 0 [pid 5976] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5976] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5976] close(3) = 0 [pid 5976] close(4) = 0 [pid 5976] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 118.321804][ T5976] loop0: detected capacity change from 0 to 32768 [pid 5976] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5976] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5976] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5976] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5976] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5975] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] openat(AT_FDCWD, ".", O_RDONLY [pid 5975] <... futex resumed>) = 0 [pid 5976] <... openat resumed>) = 4 [pid 5975] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5976] getdents64(4, [pid 5975] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5975] <... futex resumed>) = 0 [pid 5976] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... futex resumed>) = 0 [pid 5975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5976] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] exit_group(0 [pid 5976] <... futex resumed>) = ? [pid 5975] <... exit_group resumed>) = ? [pid 5976] +++ exited with 0 +++ [pid 5975] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=23 /* 0.23 s */} --- [ 118.362412][ T5976] [ 118.362412][ T5976] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.362412][ T5976] [pid 5854] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5854] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] <... write resumed>) = 16777216 [pid 5858] <... close resumed>) = 0 [pid 5978] munmap(0x7f5400800000, 138412032 [ 118.469311][ T13] [ 118.469311][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.469311][ T13] [ 118.495806][ T13] [ 118.495806][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.495806][ T13] [ 118.507974][ T113] [ 118.507974][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.507974][ T113] [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5980] 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./strace-static-x86_64: Process 5981 attached [pid 5981] set_robust_list(0x5555821386a0, 24 [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 5981 [pid 5981] <... set_robust_list resumed>) = 0 [pid 5981] chdir("./11") = 0 [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5981] setpgid(0, 0) = 0 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5978] <... munmap resumed>) = 0 [pid 5981] write(3, "1000", 4) = 4 [pid 5978] openat(AT_FDCWD, "/dev/loop3", O_RDWRexecuting program [pid 5981] close(3 [pid 5978] <... openat resumed>) = 4 [pid 5978] ioctl(4, LOOP_SET_FD, 3 [pid 5981] <... close resumed>) = 0 [pid 5981] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5981] write(1, "executing program\n", 18) = 18 [pid 5981] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5981] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5981] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5981] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5982 attached => {parent_tid=[5982]}, 88) = 5982 [pid 5981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5981] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5982] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5981] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5982] <... rseq resumed>) = 0 [pid 5982] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 118.530844][ T5854] [ 118.530844][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.530844][ T5854] [ 118.563133][ T5978] loop3: detected capacity change from 0 to 32768 [ 118.573441][ T5854] [pid 5982] memfd_create("syzkaller", 0) = 3 [pid 5982] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5978] <... ioctl resumed>) = 0 [pid 5978] close(3) = 0 [pid 5978] close(4) = 0 [pid 5978] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 118.573441][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.573441][ T5854] [pid 5978] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5854] <... umount2 resumed>) = 0 [pid 5854] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", [pid 5978] <... mount resumed>) = 0 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5978] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [ 118.628847][ T5978] [ 118.628847][ T5978] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.628847][ T5978] [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5978] <... openat resumed>) = 3 [pid 5854] getdents64(4, [pid 5978] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5978] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5854] close(4 [pid 5978] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5854] <... close resumed>) = 0 [pid 5978] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] rmdir("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5978] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5978] openat(AT_FDCWD, ".", O_RDONLY [pid 5977] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... rmdir resumed>) = 0 [pid 5978] <... openat resumed>) = 4 [pid 5977] <... futex resumed>) = 0 [pid 5854] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5855] <... close resumed>) = 0 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5978] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5854] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5978] getdents64(4, [pid 5977] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5978] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5854] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5983 attached [pid 5978] <... futex resumed>) = 0 [pid 5983] set_robust_list(0x5555821386a0, 24 [pid 5978] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] exit_group(0 [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5983 [pid 5854] unlink("./11/binderfs" [pid 5983] <... set_robust_list resumed>) = 0 [pid 5983] chdir("./12" [pid 5978] <... futex resumed>) = ? [pid 5977] <... exit_group resumed>) = ? [pid 5854] <... unlink resumed>) = 0 [pid 5983] <... chdir resumed>) = 0 [pid 5978] +++ exited with 0 +++ [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5977] +++ exited with 0 +++ [pid 5854] getdents64(3, [pid 5983] setpgid(0, 0) = 0 [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=30 /* 0.30 s */} --- [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5857] restart_syscall(<... resuming interrupted clone ...> [pid 5854] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5983] <... openat resumed>) = 3 [pid 5857] <... restart_syscall resumed>) = 0 [pid 5854] close(3) = 0 [pid 5983] write(3, "1000", 4 [pid 5857] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] rmdir("./11" [pid 5983] <... write resumed>) = 4 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5983] close(3 [pid 5857] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5983] <... close resumed>) = 0 [pid 5857] <... openat resumed>) = 3 [pid 5854] <... rmdir resumed>) = 0 [pid 5983] symlink("/dev/binderfs", "./binderfs" [pid 5857] newfstatat(3, "", [pid 5854] mkdir("./12", 0777 [pid 5983] <... symlink resumed>) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 5983] write(1, "executing program\n", 18 [pid 5857] getdents64(3, [pid 5854] <... mkdir resumed>) = 0 [pid 5983] <... write resumed>) = 18 [pid 5857] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5983] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5983] <... futex resumed>) = 0 [pid 5983] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5983] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5983] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5983] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5854] <... openat resumed>) = 3 [pid 5983] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5984]}, 88) = 5984 [pid 5983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5983] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5984 attached [pid 5984] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5984] <... rseq resumed>) = 0 [pid 5854] <... ioctl resumed>) = 0 [pid 5984] set_robust_list(0x7f5408c7e9a0, 24 [pid 5854] close(3 [pid 5984] <... set_robust_list resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5985 [pid 5984] memfd_create("syzkaller", 0./strace-static-x86_64: Process 5985 attached [ 118.759075][ T1321] [ 118.759075][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.759075][ T1321] ) = 3 [pid 5985] set_robust_list(0x5555821386a0, 24) = 0 [pid 5985] chdir("./12" [pid 5984] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5985] <... chdir resumed>) = 0 [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5985] setpgid(0, 0) = 0 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5984] <... mmap resumed>) = 0x7f5400800000 [pid 5985] <... openat resumed>) = 3 [pid 5985] write(3, "1000", 4) = 4 [pid 5985] close(3) = 0 [pid 5985] symlink("/dev/binderfs", "./binderfs") = 0 [ 118.803429][ T1321] [ 118.803429][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.803429][ T1321] executing program [pid 5985] write(1, "executing program\n", 18) = 18 [pid 5985] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5985] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5985] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5985] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5985] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5986 attached => {parent_tid=[5986]}, 88) = 5986 [pid 5986] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5986] set_robust_list(0x7f5408c7e9a0, 24 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], [pid 5986] <... set_robust_list resumed>) = 0 [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], [pid 5985] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] memfd_create("syzkaller", 0 [pid 5985] <... futex resumed>) = 0 [ 118.845543][ T114] [ 118.845543][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.845543][ T114] [ 118.866715][ T5857] [ 118.866715][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.866715][ T5857] [pid 5985] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5986] <... memfd_create resumed>) = 3 [pid 5986] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5982] 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 5857] <... umount2 resumed>) = 0 [ 118.909409][ T5857] [ 118.909409][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 118.909409][ T5857] [pid 5857] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 5857] rmdir("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./11/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./11") = 0 [pid 5857] mkdir("./12", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 5857] close(3 [pid 5980] <... write resumed>) = 16777216 [pid 5980] munmap(0x7f5400800000, 138412032) = 0 [pid 5980] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5980] ioctl(4, LOOP_SET_FD, 3 [pid 5984] 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 5980] <... ioctl resumed>) = 0 [pid 5980] close(3) = 0 [pid 5980] close(4) = 0 [ 119.192379][ T5980] loop2: detected capacity change from 0 to 32768 [pid 5980] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5980] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5986] 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 5980] <... mount resumed>) = 0 [ 119.290092][ T5980] [ 119.290092][ T5980] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.290092][ T5980] [pid 5980] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5980] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5980] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5980] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5980] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5979] <... futex resumed>) = 0 [pid 5979] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... futex resumed>) = 0 [pid 5979] <... futex resumed>) = 1 [pid 5979] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5980] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5979] <... futex resumed>) = 0 [pid 5979] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5979] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5980] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5979] <... futex resumed>) = 0 [pid 5980] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5979] exit_group(0 [pid 5980] <... futex resumed>) = ? [pid 5979] <... exit_group resumed>) = ? [pid 5980] +++ exited with 0 +++ [pid 5979] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5979, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=33 /* 0.33 s */} --- [pid 5856] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5856] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... close resumed>) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5987 attached , child_tidptr=0x555582138690) = 5987 [pid 5987] set_robust_list(0x5555821386a0, 24) = 0 [pid 5987] chdir("./12") = 0 [pid 5987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5987] setpgid(0, 0) = 0 [pid 5987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5987] write(3, "1000", 4) = 4 [ 119.451715][ T1321] [ 119.451715][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.451715][ T1321] [ 119.489312][ T1321] [ 119.489312][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.489312][ T1321] [pid 5987] close(3) = 0 [pid 5987] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5987] write(1, "executing program\n", 18) = 18 [pid 5987] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5987] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5987] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5987] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5987] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5987] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5988]}, 88) = 5988 [pid 5987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5987] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5987] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5988 attached [pid 5988] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5988] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5988] memfd_create("syzkaller", 0) = 3 [pid 5988] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 119.549641][ T5856] [ 119.549641][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.549641][ T5856] [ 119.568230][ T5856] [ 119.568230][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.568230][ T5856] [pid 5982] <... write resumed>) = 16777216 [pid 5982] munmap(0x7f5400800000, 138412032) = 0 [pid 5982] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5856] <... umount2 resumed>) = 0 [pid 5982] <... openat resumed>) = 4 [pid 5982] ioctl(4, LOOP_SET_FD, 3 [pid 5856] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 119.609647][ T113] [ 119.609647][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.609647][ T113] [pid 5856] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5982] <... ioctl resumed>) = 0 [pid 5856] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5982] close(3 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5982] <... close resumed>) = 0 [pid 5856] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./11/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3 [pid 5982] close(4 [pid 5856] <... close resumed>) = 0 [pid 5982] <... close resumed>) = 0 [pid 5856] rmdir("./11" [pid 5982] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5856] <... rmdir resumed>) = 0 [pid 5982] <... mkdir resumed>) = 0 [pid 5856] mkdir("./12", 0777 [pid 5982] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5856] <... mkdir resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5989 attached [ 119.663252][ T5982] loop4: detected capacity change from 0 to 32768 [pid 5989] set_robust_list(0x5555821386a0, 24 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5989 [pid 5989] <... set_robust_list resumed>) = 0 [pid 5989] chdir("./12") = 0 [pid 5989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5982] <... mount resumed>) = 0 [ 119.708711][ T5982] [ 119.708711][ T5982] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.708711][ T5982] [pid 5989] setpgid(0, 0 [pid 5982] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5989] <... setpgid resumed>) = 0 [pid 5982] <... openat resumed>) = 3 [pid 5989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5982] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5989] <... openat resumed>) = 3 [pid 5982] <... chdir resumed>) = 0 [pid 5989] write(3, "1000", 4 [pid 5982] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5989] <... write resumed>) = 4 [pid 5982] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5989] close(3 [pid 5982] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... close resumed>) = 0 [pid 5982] <... futex resumed>) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5982] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] symlink("/dev/binderfs", "./binderfs" [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] <... futex resumed>) = 0 [pid 5982] openat(AT_FDCWD, ".", O_RDONLY [pid 5981] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... openat resumed>) = 4 [pid 5989] <... symlink resumed>) = 0 executing program [pid 5989] write(1, "executing program\n", 18 [pid 5982] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... write resumed>) = 18 [pid 5982] <... futex resumed>) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5989] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5982] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = 0 [pid 5982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] <... futex resumed>) = 0 [pid 5989] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5982] getdents64(4, [pid 5981] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5989] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5982] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5981] <... futex resumed>) = 0 [pid 5989] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5982] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5981] exit_group(0 [pid 5989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5982] <... futex resumed>) = ? [pid 5981] <... exit_group resumed>) = ? [pid 5982] +++ exited with 0 +++ [pid 5981] +++ exited with 0 +++ [pid 5989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5981, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=22 /* 0.22 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...> [pid 5986] <... write resumed>) = 16777216 [pid 5989] <... mmap resumed>) = 0x7f5408c5e000 [pid 5986] munmap(0x7f5400800000, 138412032 [pid 5989] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5858] <... restart_syscall resumed>) = 0 [pid 5989] <... mprotect resumed>) = 0 [pid 5858] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5858] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5989] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5986] <... munmap resumed>) = 0 [pid 5986] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5986] ioctl(4, LOOP_SET_FD, 3 [pid 5989] <... clone3 resumed> => {parent_tid=[5990]}, 88) = 5990 [pid 5989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5989] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5990 attached [pid 5989] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5990] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5990] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5990] rt_sigprocmask(SIG_SETMASK, [], [pid 5984] <... write resumed>) = 16777216 [pid 5984] munmap(0x7f5400800000, 138412032 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] memfd_create("syzkaller", 0) = 3 [pid 5990] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5986] <... ioctl resumed>) = 0 [pid 5986] close(3) = 0 [pid 5986] close(4) = 0 [pid 5986] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 119.849768][ T76] [ 119.849768][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.849768][ T76] [ 119.861542][ T5986] loop0: detected capacity change from 0 to 32768 [ 119.879178][ T76] [ 119.879178][ T76] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.879178][ T76] [pid 5986] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5984] <... munmap resumed>) = 0 [pid 5984] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5984] ioctl(4, LOOP_SET_FD, 3 [ 119.940128][ T5858] [ 119.940128][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.940128][ T5858] [ 119.962969][ T5984] loop1: detected capacity change from 0 to 32768 [ 119.983015][ T5986] [pid 5988] 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 5984] <... ioctl resumed>) = 0 [pid 5984] close(3) = 0 [pid 5984] close(4) = 0 [pid 5984] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5984] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5986] <... mount resumed>) = 0 [pid 5986] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5986] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5986] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5986] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5985] <... futex resumed>) = 0 [pid 5985] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5986] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = 0 [pid 5985] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... futex resumed>) = 1 [pid 5986] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5986] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = 0 [pid 5985] exit_group(0) = ? [pid 5986] <... futex resumed>) = ? [pid 5986] +++ exited with 0 +++ [pid 5985] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=29 /* 0.29 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5854] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 119.983015][ T5986] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.983015][ T5986] [ 119.989823][ T5858] [ 119.989823][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 119.989823][ T5858] [ 120.014686][ T114] [ 120.014686][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.014686][ T114] [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5984] <... mount resumed>) = 0 [pid 5984] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5858] <... umount2 resumed>) = 0 [pid 5984] <... openat resumed>) = 3 [pid 5984] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5984] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5984] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5983] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 120.059969][ T5984] [ 120.059969][ T5984] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.059969][ T5984] [ 120.094855][ T36] [ 120.094855][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.094855][ T36] [pid 5984] openat(AT_FDCWD, ".", O_RDONLY [pid 5983] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] umount2("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5858] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] close(4) = 0 [pid 5984] <... openat resumed>) = 4 [pid 5858] rmdir("./11/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5984] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5984] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5983] <... futex resumed>) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5984] getdents64(4, [pid 5983] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5984] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5858] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5984] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5984] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5984] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] exit_group(0) = ? [pid 5858] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5984] <... futex resumed>) = ? [pid 5858] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./11/binderfs") = 0 [pid 5858] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5984] +++ exited with 0 +++ [pid 5983] +++ exited with 0 +++ [pid 5858] close(3) = 0 [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5983, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=27 /* 0.27 s */} --- [pid 5858] rmdir("./11" [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5858] mkdir("./12", 0777 [pid 5855] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... mkdir resumed>) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5855] newfstatat(3, "", [pid 5858] <... openat resumed>) = 3 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5855] getdents64(3, [pid 5858] <... ioctl resumed>) = 0 [pid 5858] close(3 [pid 5855] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [ 120.141829][ T36] [ 120.141829][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.141829][ T36] [ 120.212981][ T13] [ 120.212981][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.212981][ T13] [ 120.224627][ T5854] [ 120.224627][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.224627][ T5854] [ 120.245628][ T113] [ 120.245628][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.245628][ T113] [ 120.273446][ T13] [ 120.273446][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.273446][ T13] [ 120.289749][ T5854] [ 120.289749][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.289749][ T5854] [ 120.318572][ T5855] [pid 5855] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... umount2 resumed>) = 0 [pid 5854] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5990] 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 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] <... umount2 resumed>) = 0 [pid 5854] newfstatat(4, "", [pid 5855] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] getdents64(4, [pid 5855] newfstatat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5854] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] getdents64(4, [pid 5855] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 120.318572][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.318572][ T5855] [ 120.337639][ T114] [ 120.337639][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.337639][ T114] [ 120.349838][ T5855] [ 120.349838][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.349838][ T5855] [pid 5854] close(4 [pid 5855] openat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] <... close resumed>) = 0 [pid 5854] rmdir("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5855] <... openat resumed>) = 4 [pid 5854] <... rmdir resumed>) = 0 [pid 5855] newfstatat(4, "", [pid 5854] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] getdents64(4, [pid 5854] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] unlink("./12/binderfs") = 0 [pid 5855] getdents64(4, [pid 5854] getdents64(3, [pid 5855] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(4 [pid 5854] close(3 [pid 5855] <... close resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5855] rmdir("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5854] rmdir("./12" [pid 5855] <... rmdir resumed>) = 0 [pid 5854] <... rmdir resumed>) = 0 [pid 5855] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] mkdir("./13", 0777 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] <... mkdir resumed>) = 0 [pid 5855] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] unlink("./12/binderfs" [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5855] <... unlink resumed>) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5855] rmdir("./12") = 0 [pid 5855] mkdir("./13", 0777 [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5855] <... mkdir resumed>) = 0 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5854] <... ioctl resumed>) = 0 [pid 5855] <... openat resumed>) = 3 [pid 5854] close(3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5855] close(3 [pid 5858] <... close resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5991 attached , child_tidptr=0x555582138690) = 5991 [pid 5991] set_robust_list(0x5555821386a0, 24) = 0 [pid 5991] chdir("./12") = 0 [pid 5991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5991] setpgid(0, 0) = 0 [pid 5991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5991] write(3, "1000", 4) = 4 [pid 5991] close(3) = 0 executing program [pid 5991] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5991] write(1, "executing program\n", 18) = 18 [pid 5991] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5988] <... write resumed>) = 16777216 [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5991] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5988] munmap(0x7f5400800000, 138412032 [pid 5991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5992 attached [pid 5992] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5991] <... clone3 resumed> => {parent_tid=[5992]}, 88) = 5992 [pid 5992] <... rseq resumed>) = 0 [pid 5991] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] set_robust_list(0x7f5408c7e9a0, 24 [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5991] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] rt_sigprocmask(SIG_SETMASK, [], [pid 5991] <... futex resumed>) = 0 [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5991] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5992] memfd_create("syzkaller", 0) = 3 [pid 5988] <... munmap resumed>) = 0 [pid 5992] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5988] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5988] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5988] close(3) = 0 [pid 5988] close(4) = 0 [pid 5988] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5988] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 5988] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5988] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5988] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5988] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5988] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5988] <... futex resumed>) = 0 [pid 5988] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 5988] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] <... futex resumed>) = 0 [ 120.657038][ T5988] loop3: detected capacity change from 0 to 32768 [ 120.691047][ T5988] [ 120.691047][ T5988] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.691047][ T5988] [pid 5988] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] <... futex resumed>) = 0 [pid 5987] <... futex resumed>) = 1 [pid 5988] getdents64(4, [pid 5987] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5988] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5988] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] <... futex resumed>) = 0 [pid 5988] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5987] exit_group(0 [pid 5988] <... futex resumed>) = ? [pid 5987] <... exit_group resumed>) = ? [pid 5988] +++ exited with 0 +++ [pid 5987] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5987, si_uid=0, si_status=0, si_utime=0, si_stime=28 /* 0.28 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5857] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... close resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5993 attached [pid 5855] <... close resumed>) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 5993 ./strace-static-x86_64: Process 5994 attached [pid 5993] set_robust_list(0x5555821386a0, 24 [pid 5994] set_robust_list(0x5555821386a0, 24 [pid 5993] <... set_robust_list resumed>) = 0 [pid 5990] <... write resumed>) = 16777216 [pid 5855] <... clone resumed>, child_tidptr=0x555582138690) = 5994 [pid 5994] <... set_robust_list resumed>) = 0 [pid 5993] chdir("./13" [pid 5990] munmap(0x7f5400800000, 138412032 [pid 5994] chdir("./13" [pid 5993] <... chdir resumed>) = 0 [pid 5994] <... chdir resumed>) = 0 [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5994] <... prctl resumed>) = 0 [pid 5994] setpgid(0, 0) = 0 [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5994] write(3, "1000", 4) = 4 [pid 5994] close(3) = 0 [pid 5994] symlink("/dev/binderfs", "./binderfs" [pid 5993] <... prctl resumed>) = 0 executing program [pid 5994] <... symlink resumed>) = 0 [pid 5993] setpgid(0, 0 [pid 5994] write(1, "executing program\n", 18 [pid 5993] <... setpgid resumed>) = 0 [pid 5994] <... write resumed>) = 18 [pid 5994] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5994] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5994] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5994] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5994] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[5995]}, 88) = 5995 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 120.809794][ T13] [ 120.809794][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.809794][ T13] [ 120.833859][ T13] [ 120.833859][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.833859][ T13] [pid 5994] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5994] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5993] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5995 attached [pid 5990] <... munmap resumed>) = 0 [pid 5993] write(3, "1000", 4) = 4 [pid 5993] close(3) = 0 [pid 5993] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5995] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5993] write(1, "executing program\n", 18 [pid 5990] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5993] <... write resumed>) = 18 [pid 5993] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] ioctl(4, LOOP_SET_FD, 3 [pid 5995] <... rseq resumed>) = 0 [pid 5995] set_robust_list(0x7f5408c7e9a0, 24 [pid 5992] 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 5995] <... set_robust_list resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5990] <... ioctl resumed>) = 0 [pid 5857] <... umount2 resumed>) = 0 [pid 5995] rt_sigprocmask(SIG_SETMASK, [], [pid 5993] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5990] close(3 [pid 5857] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5990] <... close resumed>) = 0 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 5993] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5990] close(4 [pid 5995] memfd_create("syzkaller", 0) = 3 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] <... close resumed>) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5995] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5990] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [ 120.872441][ T114] [ 120.872441][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.872441][ T114] [ 120.886810][ T5857] [ 120.886810][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.886810][ T5857] [ 120.898789][ T5857] [ 120.898789][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.898789][ T5857] [ 120.911161][ T5990] loop2: detected capacity change from 0 to 32768 [pid 5857] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] <... mmap resumed>) = 0x7f5400800000 [pid 5993] <... mmap resumed>) = 0x7f5408c5e000 [pid 5990] <... mkdir resumed>) = 0 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 5990] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5993] <... mprotect resumed>) = 0 [pid 5993] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5857] openat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5993] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 5857] <... openat resumed>) = 4 ./strace-static-x86_64: Process 5996 attached [pid 5857] newfstatat(4, "", [pid 5996] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5996] set_robust_list(0x7f5408c7e9a0, 24 [pid 5857] getdents64(4, [pid 5996] <... set_robust_list resumed>) = 0 [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5857] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5996] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... clone3 resumed> => {parent_tid=[5996]}, 88) = 5996 [pid 5857] getdents64(4, [pid 5993] rt_sigprocmask(SIG_SETMASK, [], [pid 5857] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5990] <... mount resumed>) = 0 [pid 5857] close(4 [pid 5993] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5990] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5990] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5990] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = 0 [pid 5989] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5989] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] <... futex resumed>) = 1 [pid 5993] <... futex resumed>) = 1 [pid 5996] <... futex resumed>) = 0 [pid 5990] openat(AT_FDCWD, ".", O_RDONLY [pid 5857] <... close resumed>) = 0 [pid 5990] <... openat resumed>) = 4 [pid 5990] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = 0 [pid 5996] memfd_create("syzkaller", 0 [pid 5993] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5857] rmdir("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5996] <... memfd_create resumed>) = 3 [pid 5996] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5989] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5989] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5990] <... futex resumed>) = 1 [pid 5990] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 5857] <... rmdir resumed>) = 0 [pid 5990] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... mmap resumed>) = 0x7f5400800000 [pid 5989] <... futex resumed>) = 0 [pid 5989] exit_group(0) = ? [pid 5990] <... futex resumed>) = ? [pid 5990] +++ exited with 0 +++ [pid 5989] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5989, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=22 /* 0.22 s */} --- [pid 5856] restart_syscall(<... resuming interrupted clone ...> [pid 5857] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] <... restart_syscall resumed>) = 0 [pid 5856] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5856] <... openat resumed>) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 120.945642][ T5990] [ 120.945642][ T5990] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.945642][ T5990] [pid 5857] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] unlink("./12/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./12") = 0 [ 120.996938][ T1321] [ 120.996938][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 120.996938][ T1321] [ 121.020360][ T1321] [ 121.020360][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.020360][ T1321] [ 121.041976][ T114] [pid 5857] mkdir("./13", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [ 121.041976][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.041976][ T114] [ 121.099686][ T5856] [ 121.099686][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.099686][ T5856] [ 121.129886][ T5856] [ 121.129886][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.129886][ T5856] [pid 5857] close(3 [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./12/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./12") = 0 [pid 5856] mkdir("./13", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3 [pid 5995] 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 5996] 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 5857] <... close resumed>) = 0 [pid 5992] <... write resumed>) = 16777216 [pid 5992] munmap(0x7f5400800000, 138412032 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5997 attached , child_tidptr=0x555582138690) = 5997 [pid 5997] set_robust_list(0x5555821386a0, 24) = 0 [pid 5992] <... munmap resumed>) = 0 [pid 5997] chdir("./13") = 0 [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5997] setpgid(0, 0) = 0 [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5992] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5997] <... openat resumed>) = 3 [pid 5992] ioctl(4, LOOP_SET_FD, 3 [pid 5997] write(3, "1000", 4) = 4 [pid 5997] close(3) = 0 [pid 5997] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5997] write(1, "executing program\n", 18) = 18 [pid 5997] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5997] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5997] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5997] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 5998 attached => {parent_tid=[5998]}, 88) = 5998 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5997] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 5997] <... futex resumed>) = 0 [pid 5997] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5998] <... rseq resumed>) = 0 [pid 5998] set_robust_list(0x7f5408c7e9a0, 24 [pid 5992] <... ioctl resumed>) = 0 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5992] close(3) = 0 [pid 5992] close(4) = 0 [pid 5992] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 5998] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5998] memfd_create("syzkaller", 0) = 3 [pid 5992] <... mkdir resumed>) = 0 [pid 5992] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5998] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 121.475186][ T5992] loop4: detected capacity change from 0 to 32768 [pid 5992] <... mount resumed>) = 0 [pid 5992] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5992] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5992] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5992] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5991] <... futex resumed>) = 0 [pid 5992] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = 1 [ 121.533253][ T5992] [ 121.533253][ T5992] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.533253][ T5992] [pid 5992] openat(AT_FDCWD, ".", O_RDONLY [pid 5991] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] <... openat resumed>) = 4 [pid 5992] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5992] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] <... futex resumed>) = 0 [pid 5991] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5992] getdents64(4, [pid 5991] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5992] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5992] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5992] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5991] exit_group(0) = ? [pid 5992] <... futex resumed>) = ? [pid 5992] +++ exited with 0 +++ [pid 5991] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5991, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=28 /* 0.28 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...> [pid 5856] <... close resumed>) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5999 attached [pid 5858] <... restart_syscall resumed>) = 0 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 5999 [pid 5858] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, [pid 5999] set_robust_list(0x5555821386a0, 24 [pid 5858] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5999] <... set_robust_list resumed>) = 0 [pid 5858] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5999] chdir("./13") = 0 [pid 5999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5999] setpgid(0, 0) = 0 [pid 5999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5999] write(3, "1000", 4) = 4 [pid 5999] close(3) = 0 [pid 5999] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5999] write(1, "executing program\n", 18) = 18 [pid 5999] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5999] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5999] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 5999] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 6000 attached => {parent_tid=[6000]}, 88) = 6000 [pid 5999] rt_sigprocmask(SIG_SETMASK, [], [pid 6000] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 6000] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 5999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 5999] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] <... futex resumed>) = 0 [pid 6000] memfd_create("syzkaller", 0 [pid 5999] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6000] <... memfd_create resumed>) = 3 [pid 6000] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 121.646921][ T1321] [ 121.646921][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.646921][ T1321] [ 121.674764][ T1321] [ 121.674764][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.674764][ T1321] [ 121.713707][ T113] [ 121.713707][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.713707][ T113] [ 121.740835][ T5858] [ 121.740835][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.740835][ T5858] [pid 5995] <... write resumed>) = 16777216 [pid 5995] munmap(0x7f5400800000, 138412032 [pid 5858] <... umount2 resumed>) = 0 [pid 5858] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5996] <... write resumed>) = 16777216 [pid 5995] <... munmap resumed>) = 0 [ 121.784836][ T5858] [ 121.784836][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.784836][ T5858] [pid 5858] newfstatat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] umount2("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5858] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] close(4) = 0 [pid 5858] rmdir("./12/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5858] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./12/binderfs") = 0 [pid 5858] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3) = 0 [pid 5858] rmdir("./12") = 0 [pid 5858] mkdir("./13", 0777 [pid 5998] 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 5996] munmap(0x7f5400800000, 138412032 [pid 5995] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5995] ioctl(4, LOOP_SET_FD, 3 [pid 6000] 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 5858] <... mkdir resumed>) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5858] ioctl(3, LOOP_CLR_FD) = 0 [pid 5995] <... ioctl resumed>) = 0 [pid 5995] close(3) = 0 [pid 5995] close(4) = 0 [pid 5995] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5995] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5858] close(3 [pid 5996] <... munmap resumed>) = 0 [pid 5996] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 121.859357][ T5995] loop1: detected capacity change from 0 to 32768 [pid 5996] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5996] close(3) = 0 [pid 5996] close(4) = 0 [pid 5996] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5996] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5995] <... mount resumed>) = 0 [ 121.906982][ T5996] loop0: detected capacity change from 0 to 32768 [ 121.916668][ T5995] [ 121.916668][ T5995] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.916668][ T5995] [pid 5995] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5995] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5995] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5995] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5995] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5996] <... mount resumed>) = 0 [pid 5994] <... futex resumed>) = 0 [pid 5996] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5994] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... openat resumed>) = 3 [pid 5996] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5995] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 1 [pid 5996] <... chdir resumed>) = 0 [pid 5995] openat(AT_FDCWD, ".", O_RDONLY [pid 5994] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5995] <... openat resumed>) = 4 [pid 5996] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5995] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] <... futex resumed>) = 1 [pid 5996] <... futex resumed>) = 1 [pid 5995] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 0 [pid 5993] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5993] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] openat(AT_FDCWD, ".", O_RDONLY [pid 5994] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] <... openat resumed>) = 4 [pid 5995] <... futex resumed>) = 0 [pid 5994] <... futex resumed>) = 1 [pid 5996] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] getdents64(4, [pid 5994] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... futex resumed>) = 1 [pid 5995] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 5993] <... futex resumed>) = 0 [pid 5996] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5995] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5993] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] <... futex resumed>) = 0 [pid 5993] <... futex resumed>) = 0 [pid 5995] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5993] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5996] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [ 121.952846][ T5996] [ 121.952846][ T5996] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 121.952846][ T5996] [pid 5996] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... futex resumed>) = 0 [pid 5993] exit_group(0) = ? [pid 5994] exit_group(0 [pid 5996] <... futex resumed>) = ? [pid 5994] <... exit_group resumed>) = ? [pid 5995] <... futex resumed>) = ? [pid 5995] +++ exited with 0 +++ [pid 5996] +++ exited with 0 +++ [pid 5993] +++ exited with 0 +++ [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5993, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=28 /* 0.28 s */} --- [pid 5854] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5994] +++ exited with 0 +++ [pid 5854] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5994, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=33 /* 0.33 s */} --- [pid 5855] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 122.041792][ T1321] [ 122.041792][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.041792][ T1321] [ 122.090639][ T1321] [ 122.090639][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.090639][ T1321] [ 122.112098][ T13] [ 122.112098][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.112098][ T13] [ 122.120008][ T5854] [ 122.120008][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.120008][ T5854] [ 122.151125][ T114] [ 122.151125][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.151125][ T114] [ 122.164053][ T13] [ 122.164053][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.164053][ T13] [ 122.169622][ T5854] [ 122.169622][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.169622][ T5854] [pid 5855] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... umount2 resumed>) = 0 [pid 5854] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 122.209222][ T5855] [ 122.209222][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.209222][ T5855] [pid 5854] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./13/binderfs") = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5854] close(3) = 0 [pid 5854] rmdir("./13") = 0 [pid 5854] mkdir("./14", 0777) = 0 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5854] ioctl(3, LOOP_CLR_FD) = 0 [pid 5854] close(3) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6001 attached [pid 6001] set_robust_list(0x5555821386a0, 24) = 0 [pid 6001] chdir("./14" [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 6001 [pid 6001] <... chdir resumed>) = 0 [ 122.249659][ T113] [ 122.249659][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.249659][ T113] [ 122.282220][ T5855] [ 122.282220][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.282220][ T5855] [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6001] setpgid(0, 0) = 0 [pid 5858] <... close resumed>) = 0 [pid 5855] <... umount2 resumed>) = 0 [pid 5855] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6001] <... openat resumed>) = 3 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6002 attached [pid 6001] write(3, "1000", 4 [pid 5855] <... openat resumed>) = 4 [pid 5855] newfstatat(4, "", [pid 6001] <... write resumed>) = 4 [pid 5858] <... clone resumed>, child_tidptr=0x555582138690) = 6002 [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6001] close(3 [pid 6002] set_robust_list(0x5555821386a0, 24) = 0 [pid 6001] <... close resumed>) = 0 [pid 5855] getdents64(4, [pid 6002] chdir("./13" [pid 5855] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [pid 6001] symlink("/dev/binderfs", "./binderfs"executing program [pid 5855] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5855] close(4) = 0 [pid 6002] <... chdir resumed>) = 0 [pid 6001] <... symlink resumed>) = 0 [pid 5855] rmdir("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 6002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6001] write(1, "executing program\n", 18 [pid 5855] <... rmdir resumed>) = 0 [pid 6002] <... prctl resumed>) = 0 [pid 6001] <... write resumed>) = 18 [pid 5855] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6002] setpgid(0, 0 [pid 6001] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6002] <... setpgid resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 5855] newfstatat(AT_FDCWD, "./13/binderfs", [pid 6002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6001] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 5855] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6002] <... openat resumed>) = 3 [pid 6001] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6002] write(3, "1000", 4 [pid 6001] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6002] <... write resumed>) = 4 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6002] close(3 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] <... close resumed>) = 0 executing program [pid 6002] symlink("/dev/binderfs", "./binderfs" [pid 6001] <... mmap resumed>) = 0x7f5408c5e000 [pid 5855] unlink("./13/binderfs") = 0 [pid 6002] <... symlink resumed>) = 0 [pid 6001] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 6002] write(1, "executing program\n", 18) = 18 [pid 6001] <... mprotect resumed>) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 6002] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6001] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5855] close(3 [pid 6002] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 6001] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] <... close resumed>) = 0 [pid 6002] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6001] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 6002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5855] rmdir("./13" [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6003 attached ) = 0x7f5408c5e000 [pid 5855] <... rmdir resumed>) = 0 [pid 6003] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 6002] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 6001] <... clone3 resumed> => {parent_tid=[6003]}, 88) = 6003 [pid 5855] mkdir("./14", 0777 [pid 6003] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 6002] <... mprotect resumed>) = 0 [pid 6001] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] <... mkdir resumed>) = 0 [pid 6003] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6002] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6003] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6001] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 6001] <... futex resumed>) = 0 [pid 5855] <... openat resumed>) = 3 [pid 6003] memfd_create("syzkaller", 0 [pid 6001] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 ./strace-static-x86_64: Process 6004 attached [pid 6003] <... memfd_create resumed>) = 3 [pid 6004] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 6003] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5855] close(3 [pid 6004] <... rseq resumed>) = 0 [pid 6003] <... mmap resumed>) = 0x7f5400800000 [pid 6002] <... clone3 resumed> => {parent_tid=[6004]}, 88) = 6004 [pid 5855] <... close resumed>) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6005 attached , child_tidptr=0x555582138690) = 6005 [pid 6005] set_robust_list(0x5555821386a0, 24) = 0 [pid 6005] chdir("./14") = 0 [pid 6005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6005] setpgid(0, 0) = 0 [pid 6005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6004] set_robust_list(0x7f5408c7e9a0, 24 [pid 6002] rt_sigprocmask(SIG_SETMASK, [], [pid 6004] <... set_robust_list resumed>) = 0 [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... openat resumed>) = 3 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 6002] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6005] write(3, "1000", 4) = 4 [pid 6005] close(3) = 0 [pid 6005] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6005] write(1, "executing program\n", 18) = 18 [pid 6005] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6005] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 6002] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6004] memfd_create("syzkaller", 0 [pid 6005] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6005] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 6005] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6005] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6005] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 6006 attached => {parent_tid=[6006]}, 88) = 6006 [pid 6005] rt_sigprocmask(SIG_SETMASK, [], [pid 6006] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 6005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] <... rseq resumed>) = 0 [pid 6005] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6005] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6006] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6004] <... memfd_create resumed>) = 3 [pid 6004] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 6006] memfd_create("syzkaller", 0) = 3 [pid 6006] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 5998] <... write resumed>) = 16777216 [pid 5998] munmap(0x7f5400800000, 138412032 [pid 6000] <... write resumed>) = 16777216 [pid 6000] munmap(0x7f5400800000, 138412032 [pid 5998] <... munmap resumed>) = 0 [pid 5998] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6000] <... munmap resumed>) = 0 [pid 5998] ioctl(4, LOOP_SET_FD, 3 [pid 6000] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6000] ioctl(4, LOOP_SET_FD, 3 [pid 5998] <... ioctl resumed>) = 0 [pid 6000] <... ioctl resumed>) = 0 [pid 5998] close(3 [pid 6000] close(3 [pid 5998] <... close resumed>) = 0 [pid 6000] <... close resumed>) = 0 [pid 5998] close(4 [pid 6000] close(4 [pid 5998] <... close resumed>) = 0 [pid 5998] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 6000] <... close resumed>) = 0 [pid 5998] <... mkdir resumed>) = 0 [pid 6000] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [ 122.538514][ T5998] loop3: detected capacity change from 0 to 32768 [ 122.550230][ T6000] loop2: detected capacity change from 0 to 32768 [pid 5998] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 6000] <... mkdir resumed>) = 0 [pid 6000] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5998] <... mount resumed>) = 0 [pid 5998] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 5998] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5998] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5998] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5997] <... futex resumed>) = 0 [pid 5997] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 122.635111][ T6000] [ 122.635111][ T6000] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.635111][ T6000] [ 122.651531][ T5998] [ 122.651531][ T5998] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.651531][ T5998] [pid 6000] <... mount resumed>) = 0 [pid 5998] openat(AT_FDCWD, ".", O_RDONLY [pid 5997] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 5998] <... openat resumed>) = 4 [pid 6000] <... openat resumed>) = 3 [pid 5998] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5998] <... futex resumed>) = 1 [pid 5997] <... futex resumed>) = 0 [pid 6000] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5998] getdents64(4, [pid 5997] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5998] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 6000] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5998] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] <... futex resumed>) = 0 [pid 5997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5998] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5997] exit_group(0 [pid 6000] <... futex resumed>) = 1 [pid 6000] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5997] <... exit_group resumed>) = ? [pid 5999] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = ? [pid 5999] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5998] +++ exited with 0 +++ [pid 6000] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6000] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5999] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5997] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5997, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=24 /* 0.24 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5857] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5999] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5999] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 6000] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 122.792061][ T13] [ 122.792061][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.792061][ T13] [pid 6003] 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 5999] exit_group(0 [pid 6000] <... futex resumed>) = ? [pid 5999] <... exit_group resumed>) = ? [pid 6000] +++ exited with 0 +++ [pid 5999] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5999, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=26 /* 0.26 s */} --- [pid 5856] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 122.849333][ T13] [ 122.849333][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.849333][ T13] [pid 5856] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6004] 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 [ 122.893803][ T114] [ 122.893803][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.893803][ T114] [ 122.907321][ T13] [ 122.907321][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.907321][ T13] [ 122.923300][ T5857] [ 122.923300][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.923300][ T5857] [pid 6006] 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 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [ 122.950719][ T5857] [ 122.950719][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.950719][ T5857] [ 122.980192][ T13] [ 122.980192][ T13] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 122.980192][ T13] [pid 5857] close(4) = 0 [pid 5857] rmdir("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5857] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./13/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./13") = 0 [pid 5857] mkdir("./14", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [ 123.021679][ T5856] [ 123.021679][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.021679][ T5856] [ 123.099554][ T113] [ 123.099554][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.099554][ T113] [ 123.132824][ T5856] [ 123.132824][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.132824][ T5856] [pid 5857] close(3 [pid 5856] <... umount2 resumed>) = 0 [pid 5856] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5856] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5856] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./13/binderfs") = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./13") = 0 [pid 5856] mkdir("./14", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3 [pid 6004] <... write resumed>) = 16777216 [pid 5857] <... close resumed>) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6004] munmap(0x7f5400800000, 138412032 [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 6007 [pid 6003] <... write resumed>) = 16777216 ./strace-static-x86_64: Process 6007 attached [pid 6004] <... munmap resumed>) = 0 [pid 6007] set_robust_list(0x5555821386a0, 24 [pid 6003] munmap(0x7f5400800000, 138412032 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6004] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6007] chdir("./14" [pid 6004] <... openat resumed>) = 4 [pid 6007] <... chdir resumed>) = 0 [pid 6007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6004] ioctl(4, LOOP_SET_FD, 3 [pid 6007] <... prctl resumed>) = 0 [pid 6007] setpgid(0, 0) = 0 [pid 6007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6004] <... ioctl resumed>) = 0 [pid 6007] <... openat resumed>) = 3 [pid 6006] <... write resumed>) = 16777216 [pid 6004] close(3 [pid 6007] write(3, "1000", 4 [pid 6004] <... close resumed>) = 0 [pid 6007] <... write resumed>) = 4 [pid 6004] close(4 [pid 6007] close(3) = 0 [pid 6004] <... close resumed>) = 0 [pid 6007] symlink("/dev/binderfs", "./binderfs" [pid 6004] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777 [pid 6007] <... symlink resumed>) = 0 [pid 6007] write(1, "executing program\n", 18executing program [pid 6004] <... mkdir resumed>) = 0 [pid 6003] <... munmap resumed>) = 0 [pid 6007] <... write resumed>) = 18 [pid 6007] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 6006] munmap(0x7f5400800000, 138412032 [pid 6007] <... futex resumed>) = 0 [pid 6007] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 6007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6003] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6003] <... openat resumed>) = 4 [pid 6007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 6003] ioctl(4, LOOP_SET_FD, 3 [ 123.475222][ T6004] loop4: detected capacity change from 0 to 32768 [ 123.513050][ T6004] [ 123.513050][ T6004] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.513050][ T6004] [pid 6007] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6007] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 6008 attached [pid 6004] <... mount resumed>) = 0 [pid 6008] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 6007] <... clone3 resumed> => {parent_tid=[6008]}, 88) = 6008 [pid 6004] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 6008] <... rseq resumed>) = 0 [pid 6007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6004] <... openat resumed>) = 3 [pid 6008] set_robust_list(0x7f5408c7e9a0, 24 [pid 6007] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... set_robust_list resumed>) = 0 [pid 6007] <... futex resumed>) = 0 [pid 6007] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6003] <... ioctl resumed>) = 0 [pid 6008] memfd_create("syzkaller", 0 [pid 6003] close(3) = 0 [pid 6003] close(4) = 0 [pid 6003] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 6008] <... memfd_create resumed>) = 3 [pid 6004] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 6008] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6004] <... chdir resumed>) = 0 [pid 6003] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 6008] <... mmap resumed>) = 0x7f5400800000 [pid 6004] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6004] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6002] <... futex resumed>) = 0 [pid 6002] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] openat(AT_FDCWD, ".", O_RDONLY [pid 6002] <... futex resumed>) = 0 [pid 6002] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6004] <... openat resumed>) = 4 [pid 6004] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... munmap resumed>) = 0 [pid 6006] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6004] <... futex resumed>) = 1 [pid 6002] <... futex resumed>) = 0 [ 123.528577][ T6003] loop0: detected capacity change from 0 to 32768 [pid 6006] <... openat resumed>) = 4 [pid 6004] getdents64(4, [pid 6002] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 6002] <... futex resumed>) = 0 [pid 6004] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6004] <... futex resumed>) = 0 [pid 6002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] exit_group(0 [pid 6004] ???( [pid 6002] <... exit_group resumed>) = ? [pid 6004] <... ??? resumed>) = ? [pid 6006] ioctl(4, LOOP_SET_FD, 3 [pid 6004] +++ exited with 0 +++ [pid 6002] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6002, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=31 /* 0.31 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5858] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5858] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6006] <... ioctl resumed>) = 0 [pid 6006] close(3) = 0 [pid 6006] close(4) = 0 [pid 6006] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 6003] <... mount resumed>) = 0 [pid 6003] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 6003] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 6003] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6003] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6003] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 6001] <... futex resumed>) = 0 [pid 6001] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 1 [pid 6003] openat(AT_FDCWD, ".", O_RDONLY [pid 6001] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] <... openat resumed>) = 4 [pid 6003] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 123.586722][ T6003] [ 123.586722][ T6003] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.586722][ T6003] [ 123.601559][ T6006] loop1: detected capacity change from 0 to 32768 [ 123.616072][ T1321] [ 123.616072][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.616072][ T1321] [pid 6001] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 1 [pid 6003] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 6003] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] <... mount resumed>) = 0 [pid 6001] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 6006] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 6006] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6006] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6006] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] <... futex resumed>) = 0 [pid 6005] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6006] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6005] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] <... futex resumed>) = 1 [pid 6005] <... futex resumed>) = 0 [pid 6005] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] getdents64(4, [pid 6005] <... futex resumed>) = 0 [pid 6001] exit_group(0 [pid 6005] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] <... futex resumed>) = ? [pid 6001] <... exit_group resumed>) = ? [pid 6003] +++ exited with 0 +++ [pid 6006] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 6006] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6006] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... close resumed>) = 0 [pid 6005] exit_group(0 [pid 6001] +++ exited with 0 +++ [pid 6006] <... futex resumed>) = ? [pid 6005] <... exit_group resumed>) = ? [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6001, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=32 /* 0.32 s */} --- [pid 6006] +++ exited with 0 +++ [pid 6005] +++ exited with 0 +++ [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6005, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=29 /* 0.29 s */} --- [pid 5854] <... restart_syscall resumed>) = 0 [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 123.667839][ T6006] [ 123.667839][ T6006] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.667839][ T6006] [ 123.689286][ T1321] [ 123.689286][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.689286][ T1321] [pid 5854] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 6009 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] <... openat resumed>) = 3 [pid 5855] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] newfstatat(3, "", ./strace-static-x86_64: Process 6009 attached [pid 5855] <... openat resumed>) = 3 [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] newfstatat(3, "", [pid 5854] getdents64(3, [pid 5855] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 6009] set_robust_list(0x5555821386a0, 24 [pid 5855] getdents64(3, [pid 6009] <... set_robust_list resumed>) = 0 [pid 5855] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5854] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6009] chdir("./14" [pid 5855] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6009] <... chdir resumed>) = 0 [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6009] setpgid(0, 0) = 0 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6009] write(3, "1000", 4) = 4 [pid 6009] close(3) = 0 [pid 6009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6009] write(1, "executing program\n", 18executing program ) = 18 [pid 6009] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6009] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 6009] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 6009] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [ 123.730652][ T5858] [ 123.730652][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.730652][ T5858] [ 123.762824][ T114] [ 123.762824][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.762824][ T114] [pid 6009] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[6010]}, 88) = 6010 [pid 6009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6009] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6009] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6010 attached [pid 6010] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [ 123.782305][ T1321] [ 123.782305][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.782305][ T1321] [ 123.782482][ T73] [ 123.782482][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.782482][ T73] [ 123.803437][ T1321] [ 123.803437][ T1321] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.803437][ T1321] [ 123.820309][ T5858] [ 123.820309][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.820309][ T5858] [pid 6010] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 6010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6010] memfd_create("syzkaller", 0) = 3 [pid 6010] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [ 123.851415][ T5854] [ 123.851415][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.851415][ T5854] [ 123.862756][ T73] [ 123.862756][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.862756][ T73] [pid 5858] <... umount2 resumed>) = 0 [pid 5858] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 123.896558][ T5855] [ 123.896558][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.896558][ T5855] [ 123.911298][ T113] [ 123.911298][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.911298][ T113] [ 123.929502][ T114] [ 123.929502][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.929502][ T114] [ 123.939594][ T5854] [pid 5858] newfstatat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] umount2("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5858] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 123.939594][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.939594][ T5854] [pid 5858] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5858] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] close(4) = 0 [pid 5858] rmdir("./13/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5854] <... umount2 resumed>) = 0 [pid 5854] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... rmdir resumed>) = 0 [pid 5854] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5854] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] getdents64(4, [pid 5858] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] close(4) = 0 [pid 5854] rmdir("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 5854] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] unlink("./14/binderfs") = 0 [pid 5854] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] unlink("./13/binderfs" [pid 5854] close(3 [pid 5858] <... unlink resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5854] rmdir("./14" [pid 5858] getdents64(3, [pid 5854] <... rmdir resumed>) = 0 [pid 5858] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 5858] close(3 [pid 5854] mkdir("./15", 0777 [pid 5858] <... close resumed>) = 0 [pid 5854] <... mkdir resumed>) = 0 [pid 5858] rmdir("./13") = 0 [pid 5858] mkdir("./14", 0777 [pid 5854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5858] <... mkdir resumed>) = 0 [pid 5855] <... umount2 resumed>) = 0 [pid 5855] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] newfstatat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5855] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5855] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5854] ioctl(3, LOOP_CLR_FD [pid 5855] getdents64(4, [pid 5854] <... ioctl resumed>) = 0 [pid 5855] <... getdents64 resumed>0x555582141770 /* 0 entries */, 32768) = 0 [pid 5854] close(3 [pid 5855] close(4 [pid 5854] <... close resumed>) = 0 [pid 5855] <... close resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6012 attached [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5855] rmdir("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 6012] set_robust_list(0x5555821386a0, 24 [pid 5855] <... rmdir resumed>) = 0 [pid 6012] <... set_robust_list resumed>) = 0 [ 123.970844][ T5855] [ 123.970844][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 123.970844][ T5855] [pid 5855] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... clone resumed>, child_tidptr=0x555582138690) = 6012 [pid 6012] chdir("./15" [pid 5855] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... openat resumed>) = 3 [pid 5855] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6012] <... chdir resumed>) = 0 [pid 5855] unlink("./14/binderfs" [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5855] <... unlink resumed>) = 0 [pid 6012] <... prctl resumed>) = 0 [pid 5855] getdents64(3, [pid 6012] setpgid(0, 0 [pid 5855] <... getdents64 resumed>0x555582139730 /* 0 entries */, 32768) = 0 [pid 6012] <... setpgid resumed>) = 0 [pid 5855] close(3 [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] <... close resumed>) = 0 [pid 5855] rmdir("./14") = 0 [pid 6012] <... openat resumed>) = 3 [pid 5855] mkdir("./15", 0777 [pid 6012] write(3, "1000", 4 [pid 6008] 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 5855] <... mkdir resumed>) = 0 [pid 6012] <... write resumed>) = 4 [pid 6012] close(3 [pid 5858] ioctl(3, LOOP_CLR_FD) = 0 [pid 6012] <... close resumed>) = 0 [pid 5858] close(3 [pid 5855] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5855] ioctl(3, LOOP_CLR_FD) = 0 [pid 5855] close(3) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555582138690) = 6013 ./strace-static-x86_64: Process 6013 attached [pid 6013] set_robust_list(0x5555821386a0, 24) = 0 [pid 6013] chdir("./15") = 0 [pid 6013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6013] setpgid(0, 0) = 0 [pid 6013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6012] symlink("/dev/binderfs", "./binderfs"executing program [pid 6013] <... openat resumed>) = 3 [pid 6012] <... symlink resumed>) = 0 [pid 6012] write(1, "executing program\n", 18) = 18 [pid 6012] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6012] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 6013] write(3, "1000", 4) = 4 [pid 6012] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6013] close(3 [pid 6012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6013] <... close resumed>) = 0 [pid 6012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6013] symlink("/dev/binderfs", "./binderfs" [pid 6012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 6013] <... symlink resumed>) = 0 [pid 6012] <... mmap resumed>) = 0x7f5408c5e000 [pid 6012] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6013] write(1, "executing program\n", 18 [pid 6012] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6013] <... write resumed>) = 18 [pid 6012] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6013] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 6014 attached [pid 6013] <... futex resumed>) = 0 [pid 6013] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 6013] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6012] <... clone3 resumed> => {parent_tid=[6014]}, 88) = 6014 [pid 6013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6012] rt_sigprocmask(SIG_SETMASK, [], [pid 6013] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6013] <... mmap resumed>) = 0x7f5408c5e000 [pid 6012] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 6013] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE [pid 6012] <... futex resumed>) = 0 [pid 6013] <... mprotect resumed>) = 0 [pid 6012] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6013] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6014] <... rseq resumed>) = 0 [pid 6013] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6014] set_robust_list(0x7f5408c7e9a0, 24 [pid 6013] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 6014] <... set_robust_list resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 6013] <... clone3 resumed> => {parent_tid=[6015]}, 88) = 6015 [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6013] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] memfd_create("syzkaller", 0 [pid 6013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] <... memfd_create resumed>) = 3 [pid 6013] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6013] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6014] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 ./strace-static-x86_64: Process 6015 attached [pid 6015] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 6015] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 6015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6015] memfd_create("syzkaller", 0) = 3 [pid 6015] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 6010] 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 5858] <... close resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6014] 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 5858] <... clone resumed>, child_tidptr=0x555582138690) = 6017 ./strace-static-x86_64: Process 6017 attached [pid 6017] set_robust_list(0x5555821386a0, 24) = 0 [pid 6017] chdir("./14") = 0 [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6017] setpgid(0, 0) = 0 [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6017] write(3, "1000", 4) = 4 [pid 6017] close(3) = 0 [pid 6017] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6017] write(1, "executing program\n", 18executing program ) = 18 [pid 6017] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6017] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 6017] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5408c5e000 [pid 6017] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6017] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6017] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} => {parent_tid=[6018]}, 88) = 6018 [pid 6017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6017] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6017] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 6018 attached [pid 6018] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053 [pid 6015] 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 6018] <... rseq resumed>) = 0 [pid 6018] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 6018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6018] memfd_create("syzkaller", 0) = 3 [pid 6018] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 6008] <... write resumed>) = 16777216 [pid 6008] munmap(0x7f5400800000, 138412032) = 0 [pid 6008] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6008] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6008] close(3) = 0 [pid 6008] close(4) = 0 [pid 6008] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 6008] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 6008] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 6008] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 6008] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6008] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6008] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] <... futex resumed>) = 0 [ 124.730276][ T6008] loop3: detected capacity change from 0 to 32768 [ 124.767338][ T6008] [ 124.767338][ T6008] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 124.767338][ T6008] [pid 6007] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... futex resumed>) = 0 [pid 6007] <... futex resumed>) = 1 [pid 6008] openat(AT_FDCWD, ".", O_RDONLY [pid 6007] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... openat resumed>) = 4 [pid 6008] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6007] <... futex resumed>) = 0 [pid 6008] getdents64(4, [pid 6007] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 6007] <... futex resumed>) = 0 [pid 6008] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... futex resumed>) = 0 [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6008] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] exit_group(0 [pid 6008] <... futex resumed>) = ? [pid 6007] <... exit_group resumed>) = ? [pid 6008] +++ exited with 0 +++ [pid 6007] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6007, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=27 /* 0.27 s */} --- [pid 5857] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5857] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 124.840767][ T36] [ 124.840767][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 124.840767][ T36] [ 124.859658][ T36] [ 124.859658][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 124.859658][ T36] [pid 5857] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [ 124.891032][ T114] [ 124.891032][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 124.891032][ T114] [ 124.929291][ T5857] [ 124.929291][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 124.929291][ T5857] [pid 6018] 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 6010] <... write resumed>) = 16777216 [pid 6010] munmap(0x7f5400800000, 138412032) = 0 [pid 6010] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [ 124.983546][ T5857] [ 124.983546][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 124.983546][ T5857] [pid 6010] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5857] <... umount2 resumed>) = 0 [pid 5857] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6010] close(3 [pid 5857] newfstatat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", [pid 6010] <... close resumed>) = 0 [pid 6010] close(4) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6010] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 5857] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6010] mount("/dev/loop2", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5857] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, [pid 6015] <... write resumed>) = 16777216 [pid 5857] <... getdents64 resumed>0x555582141770 /* 2 entries */, 32768) = 48 [ 125.031365][ T6010] loop2: detected capacity change from 0 to 32768 [pid 6015] munmap(0x7f5400800000, 138412032 [pid 5857] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 5857] close(4) = 0 [pid 6014] <... write resumed>) = 16777216 [pid 5857] rmdir("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 6014] munmap(0x7f5400800000, 138412032 [pid 5857] <... rmdir resumed>) = 0 [pid 5857] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./14/binderfs") = 0 [pid 5857] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5857] close(3) = 0 [pid 5857] rmdir("./14") = 0 [pid 5857] mkdir("./15", 0777) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5857] ioctl(3, LOOP_CLR_FD) = 0 [pid 6015] <... munmap resumed>) = 0 [pid 5857] close(3) = 0 [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6014] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 6020 attached [pid 6015] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5857] <... clone resumed>, child_tidptr=0x555582138690) = 6020 [pid 6020] set_robust_list(0x5555821386a0, 24) = 0 [pid 6020] chdir("./15") = 0 [pid 6015] <... openat resumed>) = 4 [pid 6014] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6010] <... mount resumed>) = 0 [ 125.117657][ T6010] [ 125.117657][ T6010] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.117657][ T6010] [pid 6020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6015] ioctl(4, LOOP_SET_FD, 3 [pid 6014] <... openat resumed>) = 4 [pid 6010] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 6020] <... prctl resumed>) = 0 [pid 6014] ioctl(4, LOOP_SET_FD, 3 [pid 6020] setpgid(0, 0) = 0 [pid 6020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6014] <... ioctl resumed>) = 0 [pid 6020] write(3, "1000", 4) = 4 [pid 6014] close(3 [pid 6020] close(3 [pid 6014] <... close resumed>) = 0 [pid 6020] <... close resumed>) = 0 [pid 6014] close(4 [pid 6020] symlink("/dev/binderfs", "./binderfs" [pid 6014] <... close resumed>) = 0 [pid 6020] <... symlink resumed>) = 0 [pid 6014] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777executing program ) = 0 [pid 6010] <... openat resumed>) = 3 [pid 6020] write(1, "executing program\n", 18) = 18 [pid 6020] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6020] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, [pid 6014] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 6010] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 6020] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6010] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6010] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6020] <... mmap resumed>) = 0x7f5408c5e000 [pid 6020] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6020] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6010] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0} [pid 6010] <... futex resumed>) = 1 [pid 6009] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6021 attached [pid 6009] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6010] openat(AT_FDCWD, ".", O_RDONLY [pid 6009] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] <... openat resumed>) = 4 [pid 6010] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... clone3 resumed> => {parent_tid=[6021]}, 88) = 6021 [pid 6021] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6021] set_robust_list(0x7f5408c7e9a0, 24 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6010] <... futex resumed>) = 1 [pid 6009] <... futex resumed>) = 0 [pid 6021] <... set_robust_list resumed>) = 0 [pid 6020] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6020] <... futex resumed>) = 0 [pid 6010] getdents64(4, [pid 6009] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] <... futex resumed>) = 0 [pid 6010] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 6009] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] memfd_create("syzkaller", 0 [pid 6020] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6010] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6009] <... futex resumed>) = 0 [pid 6010] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6009] exit_group(0 [pid 6010] <... futex resumed>) = ? [pid 6009] <... exit_group resumed>) = ? [pid 6021] <... memfd_create resumed>) = 3 [pid 6010] +++ exited with 0 +++ [pid 6021] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5400800000 [pid 6009] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6009, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=32 /* 0.32 s */} --- [pid 5856] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6015] <... ioctl resumed>) = 0 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 125.175374][ T6015] loop1: detected capacity change from 0 to 32768 [ 125.182391][ T6014] loop0: detected capacity change from 0 to 32768 [pid 5856] newfstatat(3, "", [pid 6015] close(3 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5856] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6015] <... close resumed>) = 0 [pid 6015] close(4) = 0 [pid 6015] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 125.234212][ T6014] [ 125.234212][ T6014] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.234212][ T6014] [ 125.248129][ T36] [ 125.248129][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.248129][ T36] [ 125.272320][ T36] [ 125.272320][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.272320][ T36] [pid 6015] mount("/dev/loop1", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 6014] <... mount resumed>) = 0 [pid 6014] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY [pid 6015] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 6014] <... openat resumed>) = 3 [pid 6015] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 6014] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 6015] <... chdir resumed>) = 0 [pid 6014] <... chdir resumed>) = 0 [pid 6014] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6015] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6014] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6015] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6014] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 1 [pid 6012] <... futex resumed>) = 0 [pid 6014] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6015] <... futex resumed>) = 1 [pid 6013] <... futex resumed>) = 0 [pid 6012] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6014] <... futex resumed>) = 0 [pid 6015] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6013] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... futex resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6013] <... futex resumed>) = 1 [pid 6012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6015] openat(AT_FDCWD, ".", O_RDONLY [pid 6014] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6012] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6013] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... futex resumed>) = 0 [pid 6015] <... openat resumed>) = 4 [pid 6014] getdents64(4, [ 125.288271][ T6015] [ 125.288271][ T6015] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.288271][ T6015] [ 125.310852][ T5856] [ 125.310852][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.310852][ T5856] [pid 6012] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6015] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 6015] <... futex resumed>) = 1 [pid 6014] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... futex resumed>) = 0 [pid 6015] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] <... futex resumed>) = 1 [pid 6013] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] <... futex resumed>) = 0 [pid 6015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6013] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... futex resumed>) = 0 [pid 6015] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 6012] exit_group(0) = ? [pid 6015] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = ? [pid 6014] +++ exited with 0 +++ [pid 6012] +++ exited with 0 +++ [pid 6015] <... futex resumed>) = 1 [pid 6013] <... futex resumed>) = 0 [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6012, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=31 /* 0.31 s */} --- [pid 5854] restart_syscall(<... resuming interrupted clone ...> [pid 6015] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6013] exit_group(0 [pid 5854] <... restart_syscall resumed>) = 0 [pid 6015] <... futex resumed>) = ? [pid 6013] <... exit_group resumed>) = ? [pid 5854] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5854] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5854] newfstatat(3, "", [pid 6015] +++ exited with 0 +++ [pid 6013] +++ exited with 0 +++ [pid 5854] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5854] getdents64(3, [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6013, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=28 /* 0.28 s */} --- [pid 5854] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5854] umount2("./15/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5855] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [pid 5855] umount2("./15/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... umount2 resumed>) = 0 [ 125.403269][ T5856] [ 125.403269][ T5856] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.403269][ T5856] [ 125.437277][ T114] [ 125.437277][ T114] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.437277][ T114] [pid 5856] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] newfstatat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 125.504818][ T73] [ 125.504818][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.504818][ T73] [ 125.528675][ T36] [ 125.528675][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.528675][ T36] [ 125.551206][ T73] [pid 5856] newfstatat(4, "", [pid 6018] <... write resumed>) = 16777216 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6018] munmap(0x7f5400800000, 138412032 [pid 5856] getdents64(4, 0x555582141770 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(4, 0x555582141770 /* 0 entries */, 32768) = 0 [pid 6018] <... munmap resumed>) = 0 [pid 5856] close(4) = 0 [pid 5856] rmdir("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 6018] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 125.551206][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.551206][ T73] [ 125.569185][ T36] [ 125.569185][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.569185][ T36] [ 125.587241][ T5855] [ 125.587241][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.587241][ T5855] [pid 6018] ioctl(4, LOOP_SET_FD, 3 [pid 5856] <... rmdir resumed>) = 0 [pid 5856] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6021] 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 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 125.602628][ T6018] loop4: detected capacity change from 0 to 32768 [ 125.612398][ T5854] [ 125.612398][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.612398][ T5854] [ 125.623850][ T5855] [ 125.623850][ T5855] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.623850][ T5855] [ 125.636727][ T113] [ 125.636727][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.636727][ T113] [ 125.651660][ T114] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN PTI [ 125.659375][ T5854] [ 125.659375][ T5854] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.659375][ T5854] [ 125.663678][ T114] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 125.663698][ T114] CPU: 0 UID: 0 PID: 114 Comm: jfsCommit Not tainted 6.15.0-next-20250606-syzkaller #0 PREEMPT(full) [ 125.686973][ T6018] [ 125.686973][ T6018] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.686973][ T6018] [pid 5856] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] unlink("./14/binderfs" [pid 6018] <... ioctl resumed>) = 0 [pid 6018] close(3) = 0 [pid 6018] close(4) = 0 [pid 6018] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 6018] mount("/dev/loop4", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic,") = 0 [pid 6018] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 6018] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 6018] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6018] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6017] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6018] openat(AT_FDCWD, ".", O_RDONLY [pid 6017] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] <... openat resumed>) = 4 [pid 6018] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6018] getdents64(4, [pid 6017] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... getdents64 resumed>NULL, 0) = -1 EINVAL (Invalid argument) [pid 6017] <... futex resumed>) = 0 [pid 6018] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] <... futex resumed>) = 0 [pid 6017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] exit_group(0 [pid 6018] <... futex resumed>) = ? [pid 6017] <... exit_group resumed>) = ? [pid 6018] +++ exited with 0 +++ [pid 6017] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6017, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=31 /* 0.31 s */} --- [pid 5858] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5858] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x555582139730 /* 4 entries */, 32768) = 352 [ 125.694168][ T114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 125.694184][ T114] RIP: 0010:lmLogSync+0x138/0x9d0 [ 125.720337][ T114] Code: df b6 fe 4d 8d 7e f0 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 46 9d e3 fe 4d 8b 3f 49 83 c7 30 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 2a 9d e3 fe 49 8b 3f e8 b2 df b6 fe [ 125.740174][ T114] RSP: 0018:ffffc90002df7b00 EFLAGS: 00010206 [ 125.746303][ T114] RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff88801f385a00 [ 125.754506][ T114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 125.762519][ T114] RBP: ffffc90002df7c08 R08: ffffc90002df7a5f R09: 0000000000000000 [ 125.770704][ T114] R10: ffffc90002df78e8 R11: fffff520005bef4c R12: ffff888028f9a800 [ 125.778814][ T114] R13: dffffc0000000000 R14: ffff8880260f7a38 R15: 0000000000000030 [ 125.786832][ T114] FS: 0000000000000000(0000) GS:ffff888125c4d000(0000) knlGS:0000000000000000 [ 125.795800][ T114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.802437][ T114] CR2: 00007f54017ff000 CR3: 0000000077a36000 CR4: 00000000003526f0 [ 125.810544][ T114] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 125.818645][ T114] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 125.826673][ T114] Call Trace: [ 125.829997][ T114] [ 125.832956][ T114] ? __pfx___mutex_lock+0x10/0x10 [ 125.838031][ T114] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 125.843979][ T114] ? __pfx_lmLogSync+0x10/0x10 [ 125.849397][ T114] jfs_syncpt+0x7b/0x90 [ 125.853641][ T114] txEnd+0x2e5/0x530 [ 125.857574][ T114] jfs_lazycommit+0x5ba/0xa90 [ 125.862305][ T114] ? __pfx_jfs_lazycommit+0x10/0x10 [ 125.867709][ T114] ? __pfx_default_wake_function+0x10/0x10 [ 125.873751][ T114] ? __kthread_parkme+0x7b/0x200 [ 125.878738][ T114] ? __kthread_parkme+0x1a1/0x200 [ 125.883824][ T114] kthread+0x70e/0x8a0 [ 125.887955][ T114] ? __pfx_jfs_lazycommit+0x10/0x10 [ 125.893520][ T114] ? __pfx_kthread+0x10/0x10 [ 125.898262][ T114] ? _raw_spin_unlock_irq+0x23/0x50 [pid 5858] umount2("./14/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... unlink resumed>) = 0 [pid 5856] getdents64(3, 0x555582139730 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5856] rmdir("./14") = 0 [pid 5856] mkdir("./15", 0777) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [ 125.903577][ T114] ? lockdep_hardirqs_on+0x9c/0x150 [ 125.908928][ T114] ? __pfx_kthread+0x10/0x10 [ 125.913672][ T114] ret_from_fork+0x3f9/0x770 [ 125.918307][ T114] ? __pfx_ret_from_fork+0x10/0x10 [ 125.923582][ T114] ? __switch_to_asm+0x39/0x70 [ 125.928482][ T114] ? __switch_to_asm+0x33/0x70 [ 125.933298][ T114] ? __pfx_kthread+0x10/0x10 [ 125.937931][ T114] ret_from_fork_asm+0x1a/0x30 [ 125.942840][ T114] [ 125.945900][ T114] Modules linked in: [ 125.950077][ T114] ---[ end trace 0000000000000000 ]--- [pid 5856] close(3 [pid 6021] <... write resumed>) = 16777216 [ 125.958820][ T36] [ 125.958820][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.958820][ T36] [ 125.980579][ T36] [ 125.980579][ T36] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 125.980579][ T36] [pid 6021] munmap(0x7f5400800000, 138412032) = 0 [ 126.012382][ T113] [ 126.012382][ T113] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.012382][ T113] [ 126.018963][ T114] RIP: 0010:lmLogSync+0x138/0x9d0 [ 126.029268][ T5858] [ 126.029268][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.029268][ T5858] [ 126.040806][ T5858] [ 126.040806][ T5858] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.040806][ T5858] [pid 5856] <... close resumed>) = 0 [pid 6021] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6021] <... openat resumed>) = 4 [pid 5856] <... clone resumed>, child_tidptr=0x555582138690) = 6024 [pid 6021] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 6024 attached [pid 6024] set_robust_list(0x5555821386a0, 24) = 0 [ 126.047671][ T114] Code: df b6 fe 4d 8d 7e f0 4c 89 f8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ff e8 46 9d e3 fe 4d 8b 3f 49 83 c7 30 4c 89 f8 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 ff e8 2a 9d e3 fe 49 8b 3f e8 b2 df b6 fe [ 126.072801][ T114] RSP: 0018:ffffc90002df7b00 EFLAGS: 00010206 [ 126.073183][ T6021] loop3: detected capacity change from 0 to 32768 [ 126.079237][ T114] RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff88801f385a00 [ 126.093557][ T114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 126.101781][ T114] RBP: ffffc90002df7c08 R08: ffffc90002df7a5f R09: 0000000000000000 [pid 6021] <... ioctl resumed>) = 0 [pid 6024] chdir("./15" [pid 6021] close(3) = 0 [pid 6021] close(4) = 0 [pid 6021] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [pid 6021] mount("/dev/loop3", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "jfs", 0, "iocharset=maccroatian,discard=0x0000000000000003,nodiscard,errors=continue,iocharset=maccyrillic," [pid 6024] <... chdir resumed>) = 0 [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6021] <... mount resumed>) = 0 [pid 6021] openat(AT_FDCWD, "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", O_RDONLY|O_DIRECTORY) = 3 [pid 6021] chdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = 0 [pid 6021] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6021] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 6021] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 1 [pid 6021] openat(AT_FDCWD, ".", O_RDONLY) = 4 [pid 6020] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6021] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6020] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] <... futex resumed>) = 0 [pid 6021] getdents64(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 6020] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6021] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6021] <... futex resumed>) = 0 [pid 6020] exit_group(0) = ? [pid 6021] +++ exited with 0 +++ [pid 6024] <... prctl resumed>) = 0 [pid 6020] +++ exited with 0 +++ [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6020, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=17 /* 0.17 s */} --- [pid 6024] setpgid(0, 0 [pid 5857] restart_syscall(<... resuming interrupted clone ...> [pid 6024] <... setpgid resumed>) = 0 [ 126.110377][ T114] R10: ffffc90002df78e8 R11: fffff520005bef4c R12: ffff888028f9a800 [ 126.127937][ T6021] [ 126.127937][ T6021] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.127937][ T6021] [ 126.139908][ T114] R13: dffffc0000000000 R14: ffff8880260f7a38 R15: 0000000000000030 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5857] <... restart_syscall resumed>) = 0 [pid 6024] write(3, "1000", 4) = 4 [pid 6024] close(3) = 0 [pid 6024] symlink("/dev/binderfs", "./binderfs" [pid 5857] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6024] <... symlink resumed>) = 0 [pid 6024] write(1, "executing program\n", 18 [pid 5857] <... openat resumed>) = 3 [pid 6024] <... write resumed>) = 18 [pid 5857] newfstatat(3, "", [pid 6024] futex(0x7f5408d576cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6024] rt_sigaction(SIGRT_1, {sa_handler=0x7f5408cf0060, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5408ce1210}, NULL, 8) = 0 [pid 5857] getdents64(3, [pid 6024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5857] <... getdents64 resumed>0x555582139730 /* 4 entries */, 32768) = 352 [pid 6024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5857] umount2("./15/file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6024] <... mmap resumed>) = 0x7f5408c5e000 [pid 6024] mprotect(0x7f5408c5f000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5408c7e990, parent_tid=0x7f5408c7e990, exit_signal=0, stack=0x7f5408c5e000, stack_size=0x20300, tls=0x7f5408c7e6c0}./strace-static-x86_64: Process 6026 attached [ 126.160915][ T114] FS: 0000000000000000(0000) GS:ffff888125d4d000(0000) knlGS:0000000000000000 [ 126.173387][ T73] [ 126.173387][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.173387][ T73] [ 126.173685][ T114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 126.185395][ T73] [ 126.185395][ T73] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.185395][ T73] [ 126.192486][ T114] CR2: 00007f5408d1d758 CR3: 0000000076292000 CR4: 00000000003526f0 => {parent_tid=[6026]}, 88) = 6026 [pid 6026] rseq(0x7f5408c7efe0, 0x20, 0, 0x53053053) = 0 [pid 6026] set_robust_list(0x7f5408c7e9a0, 24) = 0 [pid 6026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6026] futex(0x7f5408d576c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6024] futex(0x7f5408d576c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6024] futex(0x7f5408d576cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6026] <... futex resumed>) = 0 [ 126.211289][ T114] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 126.213254][ T5857] [ 126.213254][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.213254][ T5857] [ 126.233061][ T114] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 126.234586][ T5857] [ 126.234586][ T5857] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 126.234586][ T5857] [ 126.252875][ T114] Kernel panic - not syncing: Fatal exception [ 126.259307][ T114] Kernel Offset: disabled [ 126.263635][ T114] Rebooting in 86400 seconds..