./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4152579843 <...> RDWR [pid 5221] <... unlink resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5221] umount2("\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5219] mkdir("./24", 0777 [pid 5222] <... ioctl resumed>) = 0 [pid 5219] <... mkdir resumed>) = 0 [pid 5222] close(3) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5220] <... umount2 resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5220] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, ./strace-static-x86_64: Process 5559 attached 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5559 [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5559] set_robust_list(0x555593f656a0, 24 [pid 5220] <... rmdir resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5554] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5554] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5560 attached [pid 5554] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] <... set_robust_list resumed>) = 0 [pid 5554] <... futex resumed>) = 0 [pid 5559] chdir("./24" [pid 5554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5559] <... chdir resumed>) = 0 [pid 5554] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] getdents64(3, [pid 5554] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5554] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5554] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5559] <... prctl resumed>) = 0 [pid 5554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5220] close(3./strace-static-x86_64: Process 5561 attached [pid 5560] set_robust_list(0x555593f656a0, 24 [pid 5559] setpgid(0, 0 [pid 5220] <... close resumed>) = 0 [pid 5560] <... set_robust_list resumed>) = 0 [pid 5559] <... setpgid resumed>) = 0 [pid 5554] <... clone3 resumed> => {parent_tid=[5561]}, 88) = 5561 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5560 [pid 5561] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5560] chdir("./24" [pid 5559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5554] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] rmdir("./23" [pid 5561] <... rseq resumed>) = 0 [pid 5560] <... chdir resumed>) = 0 [pid 5554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] umount2("\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5559] <... openat resumed>) = 3 [pid 5554] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5561] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5559] write(3, "1000", 4 [pid 5554] <... futex resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5220] <... rmdir resumed>) = 0 [pid 5560] <... prctl resumed>) = 0 [pid 5559] <... write resumed>) = 4 [pid 5554] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] mkdir("./24", 0777 [pid 5561] <... set_robust_list resumed>) = 0 [pid 5560] setpgid(0, 0 [pid 5559] close(3 [pid 5221] umount2("\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... mkdir resumed>) = 0 [pid 5561] rt_sigprocmask(SIG_SETMASK, [], [pid 5560] <... setpgid resumed>) = 0 [pid 5559] <... close resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5559] symlink("/dev/binderfs", "./binderfs" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... openat resumed>) = 3 [pid 5561] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5560] <... openat resumed>) = 3 [pid 5559] <... symlink resumed>) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] ioctl(3, LOOP_CLR_FDexecuting program [pid 5560] write(3, "1000", 4 [pid 5559] write(1, "executing program\n", 18 [pid 5221] <... openat resumed>) = 4 [pid 5220] <... ioctl resumed>) = 0 [pid 5560] <... write resumed>) = 4 [pid 5559] <... write resumed>) = 18 [pid 5221] newfstatat(4, "", [pid 5220] close(3 [pid 5560] close(3 [pid 5559] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5560] <... close resumed>) = 0 [pid 5559] <... futex resumed>) = 0 [pid 5561] <... open resumed>) = 6 [pid 5560] symlink("/dev/binderfs", "./binderfs" [pid 5559] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, executing program [pid 5560] <... symlink resumed>) = 0 [pid 5559] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5221] getdents64(4, [pid 5560] write(1, "executing program\n", 18 [pid 5559] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5560] <... write resumed>) = 18 [pid 5559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5560] <... futex resumed>) = 0 [pid 5559] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5560] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5559] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5560] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5559] <... mprotect resumed>) = 0 [pid 5221] close(4 [pid 5560] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5559] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5559] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5221] <... close resumed>) = 0 [pid 5560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5560] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5221] rmdir("\x2e\x2f\x32\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5561] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5221] <... rmdir resumed>) = 0 [pid 5561] <... futex resumed>) = 1 [pid 5560] <... mprotect resumed>) = 0 [pid 5559] <... clone3 resumed> => {parent_tid=[5562]}, 88) = 5562 [pid 5554] <... futex resumed>) = 0 [pid 5559] rt_sigprocmask(SIG_SETMASK, [], [pid 5554] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5554] <... futex resumed>) = 0 [pid 5559] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5554] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5559] <... futex resumed>) = 0 [pid 5559] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5562 attached [pid 5561] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5560] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5220] <... close resumed>) = 0 [pid 5562] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5562] <... rseq resumed>) = 0 [pid 5562] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5560] <... clone3 resumed> => {parent_tid=[5563]}, 88) = 5563 [pid 5562] <... set_robust_list resumed>) = 0 [pid 5560] rt_sigprocmask(SIG_SETMASK, [], [pid 5562] rt_sigprocmask(SIG_SETMASK, [], [pid 5560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5561] <... open resumed>) = 7 ./strace-static-x86_64: Process 5563 attached [pid 5562] memfd_create("syzkaller", 0 [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] getdents64(3, [pid 5561] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] <... futex resumed>) = 0 [pid 5561] <... futex resumed>) = 1 [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5554] <... futex resumed>) = 0 [pid 5561] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5554] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5563] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5562] <... memfd_create resumed>) = 3 [pid 5561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5554] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5564 attached [pid 5562] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5561] ftruncate(6, 46515 [pid 5554] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5563] <... rseq resumed>) = 0 [pid 5221] close(3 [pid 5564] set_robust_list(0x555593f656a0, 24 [pid 5563] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5561] <... ftruncate resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5564 [pid 5562] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] rmdir("./23" [pid 5564] <... set_robust_list resumed>) = 0 [pid 5563] <... set_robust_list resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5564] chdir("./24") = 0 [pid 5564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5561] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5564] setpgid(0, 0 [pid 5561] <... futex resumed>) = 1 [pid 5554] <... futex resumed>) = 0 [pid 5564] <... setpgid resumed>) = 0 [pid 5561] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5554] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] mkdir("./24", 0777 [pid 5564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5554] <... futex resumed>) = 0 [pid 5564] <... openat resumed>) = 3 [pid 5563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5554] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... mkdir resumed>) = 0 [pid 5564] write(3, "1000", 4 [pid 5563] memfd_create("syzkaller", 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5564] <... write resumed>) = 4 [pid 5564] close(3 [pid 5221] <... openat resumed>) = 3 [pid 5564] <... close resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5564] symlink("/dev/binderfs", "./binderfs" [pid 5221] <... ioctl resumed>) = 0 [pid 5564] <... symlink resumed>) = 0 executing program [pid 5563] <... memfd_create resumed>) = 3 [pid 5221] close(3 [pid 5564] write(1, "executing program\n", 18 [pid 5563] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5564] <... write resumed>) = 18 [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5563] <... mmap resumed>) = 0x7f0cb3600000 [pid 5564] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5564] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5565 attached => {parent_tid=[5565]}, 88) = 5565 [pid 5564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5565] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5565] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5565] memfd_create("syzkaller", 0) = 3 [pid 5565] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593f65690) = 5566 ./strace-static-x86_64: Process 5566 attached [pid 5554] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5562] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5561] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5555] <... copy_file_range resumed>) = 720896 [pid 5566] set_robust_list(0x555593f656a0, 24 [pid 5561] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] <... set_robust_list resumed>) = 0 [pid 5561] <... futex resumed>) = 0 [pid 5561] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5555] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5555] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5566] chdir("./24" [pid 5554] exit_group(0 [pid 5566] <... chdir resumed>) = 0 [pid 5561] <... futex resumed>) = ? [pid 5554] <... exit_group resumed>) = ? [pid 5566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5561] +++ exited with 0 +++ [pid 5566] <... prctl resumed>) = 0 [pid 5566] setpgid(0, 0) = 0 [pid 5555] <... futex resumed>) = ? [pid 5566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5566] write(3, "1000", 4) = 4 [pid 5566] close(3) = 0 [pid 5566] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5566] write(1, "executing program\n", 18 [pid 5555] +++ exited with 0 +++ [pid 5554] +++ exited with 0 +++ executing program [pid 5566] <... write resumed>) = 18 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5554, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5563] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5218] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5566] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5218] <... openat resumed>) = 3 [pid 5566] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5218] newfstatat(3, "", [pid 5566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] getdents64(3, [pid 5566] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5566] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5218] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5566] <... mprotect resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5567 attached [pid 5567] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5218] unlink("./24/binderfs" [pid 5567] <... rseq resumed>) = 0 [pid 5567] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5566] <... clone3 resumed> => {parent_tid=[5567]}, 88) = 5567 [pid 5218] <... unlink resumed>) = 0 [pid 5567] <... set_robust_list resumed>) = 0 [pid 5566] rt_sigprocmask(SIG_SETMASK, [], [pid 5567] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5567] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5567] <... futex resumed>) = 0 [pid 5566] <... futex resumed>) = 1 [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5567] memfd_create("syzkaller", 0) = 3 [pid 5567] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5565] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5218] <... umount2 resumed>) = 0 [pid 5567] <... mmap resumed>) = 0x7f0cb3600000 [pid 5562] <... write resumed>) = 2097152 [pid 5218] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5562] munmap(0x7f0cb3600000, 138412032 [pid 5563] <... write resumed>) = 2097152 [pid 5562] <... munmap resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5565] <... write resumed>) = 2097152 [pid 5567] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5563] munmap(0x7f0cb3600000, 138412032 [pid 5562] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5565] munmap(0x7f0cb3600000, 138412032 [pid 5562] <... openat resumed>) = 4 [pid 5562] ioctl(4, LOOP_SET_FD, 3 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5565] <... munmap resumed>) = 0 [pid 5563] <... munmap resumed>) = 0 [pid 5562] <... ioctl resumed>) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5218] getdents64(3, [pid 5567] <... write resumed>) = 2097152 [pid 5565] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5563] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5562] close(3 [pid 5567] munmap(0x7f0cb3600000, 138412032 [pid 5565] <... openat resumed>) = 4 [pid 5563] <... openat resumed>) = 4 [pid 5562] <... close resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5567] <... munmap resumed>) = 0 [pid 5565] ioctl(4, LOOP_SET_FD, 3 [pid 5563] ioctl(4, LOOP_SET_FD, 3 [pid 5562] close(4 [pid 5567] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5565] <... ioctl resumed>) = 0 [pid 5563] <... ioctl resumed>) = 0 [pid 5562] <... close resumed>) = 0 [pid 5218] close(3 [pid 5567] <... openat resumed>) = 4 [pid 5567] ioctl(4, LOOP_SET_FD, 3 [pid 5565] close(3 [ 73.373823][ T5562] loop4: detected capacity change from 0 to 4096 [ 73.404719][ T5565] loop2: detected capacity change from 0 to 4096 [ 73.411300][ T5563] loop1: detected capacity change from 0 to 4096 [pid 5563] close(3 [pid 5565] <... close resumed>) = 0 [pid 5563] <... close resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5565] close(4 [pid 5563] close(4 [pid 5562] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5218] rmdir("./24" [pid 5563] <... close resumed>) = 0 [pid 5563] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5562] <... mkdir resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5562] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5565] <... close resumed>) = 0 [pid 5563] <... mkdir resumed>) = 0 [pid 5565] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5218] mkdir("./25", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5567] <... ioctl resumed>) = 0 [pid 5218] close(3 [pid 5567] close(3) = 0 [pid 5567] close(4) = 0 [pid 5567] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5565] <... mkdir resumed>) = 0 [pid 5563] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5567] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5565] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5218] <... close resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5568 attached , child_tidptr=0x555593f65690) = 5568 [ 73.427892][ T5567] loop3: detected capacity change from 0 to 4096 [ 73.438598][ T5562] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [ 73.462123][ T5567] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). executing program [pid 5568] set_robust_list(0x555593f656a0, 24) = 0 [pid 5568] chdir("./25") = 0 [pid 5568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5568] setpgid(0, 0) = 0 [pid 5568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5568] write(3, "1000", 4) = 4 [pid 5568] close(3) = 0 [pid 5568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5568] write(1, "executing program\n", 18) = 18 [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5568] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5568] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5568] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5569 attached => {parent_tid=[5569]}, 88) = 5569 [pid 5569] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5568] rt_sigprocmask(SIG_SETMASK, [], [pid 5569] <... rseq resumed>) = 0 [pid 5568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5569] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] <... set_robust_list resumed>) = 0 [pid 5568] <... futex resumed>) = 0 [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5569] memfd_create("syzkaller", 0 [pid 5567] <... mount resumed>) = 0 [pid 5567] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5567] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5569] <... memfd_create resumed>) = 3 [pid 5567] <... chdir resumed>) = 0 [pid 5562] <... mount resumed>) = 0 [pid 5567] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5569] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [ 73.462518][ T5563] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 73.486766][ T5565] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5562] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5569] <... mmap resumed>) = 0x7f0cb3600000 [pid 5567] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5562] <... openat resumed>) = 3 [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5562] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5567] <... futex resumed>) = 1 [pid 5567] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5566] <... futex resumed>) = 0 [pid 5562] <... chdir resumed>) = 0 [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5562] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5567] <... futex resumed>) = 0 [pid 5566] <... futex resumed>) = 1 [pid 5562] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5567] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5562] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5559] <... futex resumed>) = 0 [pid 5562] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5559] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5559] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5567] <... openat resumed>) = 4 [pid 5562] <... openat resumed>) = 4 [pid 5565] <... mount resumed>) = 0 [pid 5562] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5562] <... futex resumed>) = 1 [pid 5559] <... futex resumed>) = 0 [pid 5559] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5567] <... futex resumed>) = 1 [pid 5566] <... futex resumed>) = 0 [pid 5565] <... openat resumed>) = 3 [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5567] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5565] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5562] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5559] <... futex resumed>) = 0 [pid 5567] <... openat resumed>) = 5 [pid 5565] <... chdir resumed>) = 0 [pid 5562] <... openat resumed>) = 5 [pid 5559] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5567] <... futex resumed>) = 1 [pid 5566] <... futex resumed>) = 0 [pid 5565] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] <... futex resumed>) = 0 [pid 5565] <... futex resumed>) = 1 [pid 5564] <... futex resumed>) = 0 [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5565] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5562] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] <... futex resumed>) = 0 [pid 5564] <... futex resumed>) = 1 [pid 5562] <... futex resumed>) = 1 [pid 5559] <... futex resumed>) = 0 [pid 5565] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5562] ftruncate(5, 33587187 [pid 5559] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5567] ftruncate(5, 33587187 [pid 5562] <... ftruncate resumed>) = 0 [pid 5559] <... futex resumed>) = 0 [pid 5567] <... ftruncate resumed>) = 0 [pid 5562] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5562] <... futex resumed>) = 0 [pid 5559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5567] <... futex resumed>) = 1 [pid 5566] <... futex resumed>) = 0 [pid 5562] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5559] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5567] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] <... openat resumed>) = 4 [pid 5563] <... mount resumed>) = 0 [pid 5562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5566] <... futex resumed>) = 0 [pid 5563] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5562] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5559] <... futex resumed>) = 0 [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] <... openat resumed>) = 3 [pid 5559] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5565] <... futex resumed>) = 1 [pid 5564] <... futex resumed>) = 0 [pid 5563] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5565] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] <... chdir resumed>) = 0 [pid 5564] <... futex resumed>) = 0 [pid 5563] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5563] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5565] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5560] <... futex resumed>) = 0 [pid 5565] <... openat resumed>) = 5 [pid 5563] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5564] <... futex resumed>) = 0 [pid 5565] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5564] <... futex resumed>) = 0 [pid 5565] ftruncate(5, 33587187 [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5565] <... ftruncate resumed>) = 0 [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5564] <... futex resumed>) = 0 [pid 5565] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5564] <... futex resumed>) = 0 [pid 5565] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5563] <... openat resumed>) = 4 [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5560] <... futex resumed>) = 0 [pid 5563] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5560] <... futex resumed>) = 0 [pid 5563] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5563] <... openat resumed>) = 5 [pid 5569] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5560] <... futex resumed>) = 0 [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5563] ftruncate(5, 33587187) = 0 [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5560] <... futex resumed>) = 0 [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5567] <... copy_file_range resumed>) = 393216 [pid 5566] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5566] <... futex resumed>) = 0 [pid 5559] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5559] <... futex resumed>) = 0 [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5567] <... futex resumed>) = 0 [pid 5566] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5559] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5559] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5566] <... mprotect resumed>) = 0 [pid 5559] <... mprotect resumed>) = 0 [pid 5567] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5559] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5559] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5571 attached ./strace-static-x86_64: Process 5570 attached [pid 5571] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5570] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5566] <... clone3 resumed> => {parent_tid=[5570]}, 88) = 5570 [pid 5559] <... clone3 resumed> => {parent_tid=[5571]}, 88) = 5571 [pid 5571] <... rseq resumed>) = 0 [pid 5570] <... rseq resumed>) = 0 [pid 5566] rt_sigprocmask(SIG_SETMASK, [], [pid 5559] rt_sigprocmask(SIG_SETMASK, [], [pid 5571] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5570] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5571] <... set_robust_list resumed>) = 0 [pid 5570] <... set_robust_list resumed>) = 0 [pid 5566] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5571] rt_sigprocmask(SIG_SETMASK, [], [pid 5570] rt_sigprocmask(SIG_SETMASK, [], [pid 5566] <... futex resumed>) = 0 [pid 5571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5566] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5571] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5570] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5559] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5559] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5571] <... futex resumed>) = 0 [pid 5570] <... open resumed>) = 6 [pid 5564] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5571] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5564] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5570] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5564] <... futex resumed>) = 0 [pid 5564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5570] <... futex resumed>) = 1 [pid 5566] <... futex resumed>) = 0 [pid 5564] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5571] <... open resumed>) = 6 [pid 5570] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] <... copy_file_range resumed>) = 393216 [pid 5564] <... mprotect resumed>) = 0 [pid 5564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5569] <... write resumed>) = 2097152 [pid 5567] <... futex resumed>) = 0 [pid 5566] <... futex resumed>) = 1 [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5572 attached [pid 5571] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5567] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5565] <... futex resumed>) = 0 [pid 5564] <... clone3 resumed> => {parent_tid=[5572]}, 88) = 5572 [pid 5559] <... futex resumed>) = 0 [pid 5572] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5567] <... open resumed>) = 7 [pid 5565] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] rt_sigprocmask(SIG_SETMASK, [], [pid 5559] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5572] <... rseq resumed>) = 0 [pid 5564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5559] <... futex resumed>) = 0 [pid 5572] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5564] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5572] <... set_robust_list resumed>) = 0 [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5564] <... futex resumed>) = 0 [pid 5572] rt_sigprocmask(SIG_SETMASK, [], [pid 5571] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5567] <... futex resumed>) = 1 [pid 5566] <... futex resumed>) = 0 [pid 5564] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5571] <... open resumed>) = 7 [pid 5572] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5571] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5567] ftruncate(6, 46515 [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5571] <... futex resumed>) = 1 [pid 5567] <... ftruncate resumed>) = 0 [pid 5566] <... futex resumed>) = 0 [pid 5560] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5559] <... futex resumed>) = 0 [pid 5571] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5560] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5567] <... futex resumed>) = 0 [pid 5566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5560] <... futex resumed>) = 0 [pid 5559] <... futex resumed>) = 0 [pid 5571] ftruncate(6, 46515 [pid 5567] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5566] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5559] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5566] <... futex resumed>) = 0 [pid 5560] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5566] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5572] <... open resumed>) = 6 [pid 5571] <... ftruncate resumed>) = 0 [pid 5569] munmap(0x7f0cb3600000, 138412032 [pid 5560] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5567] <... mmap resumed>) = 0x20000000 [pid 5560] <... mprotect resumed>) = 0 [pid 5560] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5571] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5571] <... futex resumed>) = 1 [pid 5567] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] <... futex resumed>) = 0 [pid 5572] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5571] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5567] <... futex resumed>) = 1 [pid 5566] <... futex resumed>) = 0 [pid 5560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5559] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5572] <... futex resumed>) = 1 [pid 5571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5566] exit_group(0 [pid 5564] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5573 attached [pid 5572] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5571] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5570] <... futex resumed>) = ? [pid 5569] <... munmap resumed>) = 0 [pid 5566] <... exit_group resumed>) = ? [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] <... futex resumed>) = 0 [pid 5573] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5570] +++ exited with 0 +++ [pid 5567] +++ exited with 0 +++ [pid 5566] +++ exited with 0 +++ [pid 5565] <... futex resumed>) = 0 [pid 5564] <... futex resumed>) = 1 [pid 5563] <... copy_file_range resumed>) = 393216 [pid 5560] <... clone3 resumed> => {parent_tid=[5573]}, 88) = 5573 [pid 5559] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5573] <... rseq resumed>) = 0 [pid 5571] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5569] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5565] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5562] <... copy_file_range resumed>) = 655360 [pid 5560] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5566, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5573] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5571] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] <... openat resumed>) = 4 [pid 5565] <... open resumed>) = 7 [pid 5563] <... futex resumed>) = 0 [pid 5562] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5573] <... set_robust_list resumed>) = 0 [pid 5571] <... futex resumed>) = 1 [pid 5569] ioctl(4, LOOP_SET_FD, 3 [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5562] <... futex resumed>) = 0 [pid 5560] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] <... futex resumed>) = 0 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5573] rt_sigprocmask(SIG_SETMASK, [], [pid 5571] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5565] <... futex resumed>) = 1 [pid 5559] exit_group(0 [pid 5573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5571] <... futex resumed>) = ? [pid 5569] <... ioctl resumed>) = 0 [pid 5565] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] <... futex resumed>) = 0 [pid 5560] <... futex resumed>) = 0 [pid 5559] <... exit_group resumed>) = ? [pid 5573] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5571] +++ exited with 0 +++ [pid 5569] close(3 [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5573] <... open resumed>) = 6 [pid 5221] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5562] +++ exited with 0 +++ [pid 5559] +++ exited with 0 +++ [pid 5569] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5573] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] close(4 [pid 5565] <... futex resumed>) = 0 [pid 5564] <... futex resumed>) = 1 [pid 5221] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5565] ftruncate(6, 46515 [pid 5560] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./24/binderfs" [pid 5565] <... ftruncate resumed>) = 0 [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5559, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5573] <... futex resumed>) = 1 [pid 5569] <... close resumed>) = 0 [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5563] <... futex resumed>) = 0 [pid 5560] <... futex resumed>) = 1 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5573] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5569] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5565] <... futex resumed>) = 0 [pid 5564] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... restart_syscall resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5565] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5564] <... futex resumed>) = 0 [pid 5563] <... open resumed>) = 7 [pid 5221] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5564] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5569] <... mkdir resumed>) = 0 [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5569] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5563] <... futex resumed>) = 1 [pid 5560] <... futex resumed>) = 0 [pid 5565] <... mmap resumed>) = 0x20000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = 0 [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5565] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] ftruncate(6, 46515) = 0 [pid 5565] <... futex resumed>) = 1 [pid 5564] <... futex resumed>) = 0 [pid 5564] exit_group(0 [pid 5572] <... futex resumed>) = ? [pid 5564] <... exit_group resumed>) = ? [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5221] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5572] +++ exited with 0 +++ [pid 5565] +++ exited with 0 +++ [pid 5564] +++ exited with 0 +++ [pid 5563] <... futex resumed>) = 0 [pid 5560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] newfstatat(3, "", [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5221] getdents64(3, [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5564, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5560] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] getdents64(3, [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5563] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] close(3) = 0 [pid 5221] rmdir("./24") = 0 [pid 5560] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] mkdir("./25", 0777 [pid 5563] <... mmap resumed>) = 0x20000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... mkdir resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5563] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5563] <... futex resumed>) = 1 [pid 5560] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5563] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5560] exit_group(0 [pid 5222] unlink("./24/binderfs" [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5220] <... openat resumed>) = 3 [pid 5573] <... futex resumed>) = ? [pid 5560] <... exit_group resumed>) = ? [pid 5221] <... ioctl resumed>) = 0 [ 73.716082][ T5569] loop0: detected capacity change from 0 to 4096 [ 73.754660][ T5569] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5573] +++ exited with 0 +++ [pid 5563] <... futex resumed>) = ? [pid 5222] <... unlink resumed>) = 0 [pid 5221] close(3 [pid 5220] newfstatat(3, "", [pid 5569] <... mount resumed>) = 0 [pid 5563] +++ exited with 0 +++ [pid 5560] +++ exited with 0 +++ [pid 5222] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5569] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] getdents64(3, [pid 5569] <... openat resumed>) = 3 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5560, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5569] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5220] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5569] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5574 attached [pid 5569] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] <... umount2 resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... restart_syscall resumed>) = 0 [pid 5574] set_robust_list(0x555593f656a0, 24 [pid 5220] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5219] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5574] <... set_robust_list resumed>) = 0 [pid 5569] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] unlink("./24/binderfs" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5574 [pid 5222] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... unlink resumed>) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] newfstatat(3, "", [pid 5574] chdir("./25" [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5574] <... chdir resumed>) = 0 [pid 5569] <... futex resumed>) = 1 [pid 5568] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5569] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5574] <... prctl resumed>) = 0 [pid 5568] <... futex resumed>) = 0 [pid 5219] getdents64(3, [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5574] setpgid(0, 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5574] <... setpgid resumed>) = 0 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5222] <... openat resumed>) = 4 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(4, "", [pid 5219] newfstatat(AT_FDCWD, "./24/binderfs", [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] getdents64(4, [pid 5219] unlink("./24/binderfs" [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5574] <... openat resumed>) = 3 [pid 5219] <... unlink resumed>) = 0 [pid 5574] write(3, "1000", 4 [pid 5569] <... openat resumed>) = 4 [pid 5222] getdents64(4, [pid 5574] <... write resumed>) = 4 [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] close(4 [pid 5569] <... futex resumed>) = 1 [pid 5568] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5574] close(3 [pid 5569] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] rmdir("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5574] <... close resumed>) = 0 [pid 5568] <... futex resumed>) = 0 executing program [pid 5574] symlink("/dev/binderfs", "./binderfs" [pid 5569] <... openat resumed>) = 5 [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... rmdir resumed>) = 0 [pid 5574] <... symlink resumed>) = 0 [pid 5222] getdents64(3, [pid 5574] write(1, "executing program\n", 18 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5574] <... write resumed>) = 18 [pid 5222] close(3 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5574] <... futex resumed>) = 0 [pid 5222] rmdir("./24") = 0 [pid 5569] <... futex resumed>) = 1 [pid 5568] <... futex resumed>) = 0 [pid 5574] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5574] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5569] ftruncate(5, 33587187 [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] mkdir("./25", 0777 [pid 5220] <... umount2 resumed>) = 0 [pid 5574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5569] <... ftruncate resumed>) = 0 [pid 5574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5569] <... futex resumed>) = 1 [pid 5568] <... futex resumed>) = 0 [pid 5574] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5569] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5574] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5568] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5574] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] <... openat resumed>) = 3 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5220] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5574] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5222] close(3 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", ./strace-static-x86_64: Process 5575 attached [pid 5575] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5574] <... clone3 resumed> => {parent_tid=[5575]}, 88) = 5575 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5575] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5220] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5574] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 4 [pid 5574] <... futex resumed>) = 0 [pid 5220] newfstatat(4, "", [pid 5575] <... set_robust_list resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5575] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] getdents64(4, [pid 5219] <... umount2 resumed>) = 0 [pid 5575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5575] memfd_create("syzkaller", 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] getdents64(3, [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] close(3 [pid 5219] umount2("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5575] <... memfd_create resumed>) = 3 [pid 5222] <... close resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5575] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] rmdir("./24") = 0 [pid 5219] <... openat resumed>) = 4 [pid 5220] mkdir("./25", 0777) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3 [pid 5219] newfstatat(4, "", [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5576 attached [pid 5568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5219] getdents64(4, [pid 5568] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5576 [pid 5569] <... copy_file_range resumed>) = 393216 [pid 5568] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(4, [pid 5569] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5569] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] close(4 [pid 5576] set_robust_list(0x555593f656a0, 24 [pid 5568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] <... close resumed>) = 0 [pid 5576] <... set_robust_list resumed>) = 0 [pid 5568] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5219] rmdir("\x2e\x2f\x32\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5576] chdir("./25" [pid 5568] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5576] <... chdir resumed>) = 0 [pid 5568] <... mprotect resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5576] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5568] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] getdents64(3, [pid 5576] <... prctl resumed>) = 0 [pid 5568] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5576] setpgid(0, 0 [pid 5568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5219] close(3 [pid 5576] <... setpgid resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5568] <... clone3 resumed> => {parent_tid=[5577]}, 88) = 5577 [pid 5219] rmdir("./24" [pid 5576] <... openat resumed>) = 3 [pid 5568] rt_sigprocmask(SIG_SETMASK, [], [pid 5576] write(3, "1000", 4 [pid 5568] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5577 attached [pid 5576] <... write resumed>) = 4 [pid 5568] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... rmdir resumed>) = 0 [pid 5577] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5576] close(3 [pid 5568] <... futex resumed>) = 0 [pid 5219] mkdir("./25", 0777 [pid 5577] <... rseq resumed>) = 0 [pid 5576] <... close resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5576] symlink("/dev/binderfs", "./binderfs" [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5577] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5576] <... symlink resumed>) = 0 [pid 5219] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5578 attached [pid 5577] <... set_robust_list resumed>) = 0 [pid 5576] write(1, "executing program\n", 18 [pid 5568] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5578 executing program [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5576] <... write resumed>) = 18 [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5576] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5578] set_robust_list(0x555593f656a0, 24 [pid 5576] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5578] <... set_robust_list resumed>) = 0 [pid 5576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5578] chdir("./25" [pid 5576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5578] <... chdir resumed>) = 0 [pid 5576] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5576] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5578] <... prctl resumed>) = 0 [pid 5577] rt_sigprocmask(SIG_SETMASK, [], [pid 5576] <... mprotect resumed>) = 0 [pid 5578] setpgid(0, 0 [pid 5577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5576] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5575] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5219] <... openat resumed>) = 3 [pid 5578] <... setpgid resumed>) = 0 [pid 5577] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5576] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5578] write(3, "1000", 4./strace-static-x86_64: Process 5579 attached ) = 4 [pid 5219] <... ioctl resumed>) = 0 [pid 5578] close(3 [pid 5219] close(3 [pid 5578] <... close resumed>) = 0 [pid 5576] <... clone3 resumed> => {parent_tid=[5579]}, 88) = 5579 [pid 5578] symlink("/dev/binderfs", "./binderfs" [pid 5576] rt_sigprocmask(SIG_SETMASK, [], [pid 5578] <... symlink resumed>) = 0 [pid 5577] <... open resumed>) = 6 [pid 5576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5579] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5578] write(1, "executing program\n", 18) = 18 [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... rseq resumed>) = 0 [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5578] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5578] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5578] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5579] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5578] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5577] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... set_robust_list resumed>) = 0 [pid 5577] <... futex resumed>) = 1 [pid 5579] rt_sigprocmask(SIG_SETMASK, [], [pid 5577] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5578] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5568] <... futex resumed>) = 0 [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] <... mprotect resumed>) = 0 [pid 5568] <... futex resumed>) = 1 [pid 5579] memfd_create("syzkaller", 0 [pid 5578] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5569] <... futex resumed>) = 0 [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5578] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5580 attached [pid 5569] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5578] <... clone3 resumed> => {parent_tid=[5580]}, 88) = 5580 [pid 5569] <... open resumed>) = 7 [pid 5578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] <... futex resumed>) = 0 [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5580] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5569] <... futex resumed>) = 1 [pid 5568] <... futex resumed>) = 0 [pid 5569] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5568] <... futex resumed>) = 0 [pid 5569] ftruncate(6, 46515 [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5580] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5569] <... ftruncate resumed>) = 0 [pid 5580] <... set_robust_list resumed>) = 0 [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5579] <... memfd_create resumed>) = 3 [pid 5569] <... futex resumed>) = 1 [pid 5568] <... futex resumed>) = 0 [pid 5580] memfd_create("syzkaller", 0 [pid 5219] <... close resumed>) = 0 [pid 5568] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... memfd_create resumed>) = 3 [pid 5580] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5568] <... futex resumed>) = 0 [pid 5579] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5569] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5568] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] <... mmap resumed>) = 0x7f0cb3600000 [pid 5569] <... mmap resumed>) = 0x20000000 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5569] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5568] <... futex resumed>) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5581 ./strace-static-x86_64: Process 5581 attached [pid 5569] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5568] exit_group(0) = ? [pid 5577] <... futex resumed>) = ? [pid 5569] <... futex resumed>) = ? [pid 5577] +++ exited with 0 +++ [pid 5569] +++ exited with 0 +++ [pid 5581] set_robust_list(0x555593f656a0, 24) = 0 [pid 5581] chdir("./25") = 0 [pid 5581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5581] setpgid(0, 0 [pid 5580] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5575] <... write resumed>) = 2097152 [pid 5568] +++ exited with 0 +++ [pid 5581] <... setpgid resumed>) = 0 [pid 5575] munmap(0x7f0cb3600000, 138412032 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5568, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5581] <... openat resumed>) = 3 [pid 5581] write(3, "1000", 4 [pid 5575] <... munmap resumed>) = 0 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5575] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5218] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5581] <... write resumed>) = 4 [pid 5218] <... openat resumed>) = 3 [pid 5581] close(3 [pid 5218] newfstatat(3, "", [pid 5581] <... close resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5581] symlink("/dev/binderfs", "./binderfs" [pid 5218] getdents64(3, [pid 5575] ioctl(4, LOOP_SET_FD, 3 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5581] <... symlink resumed>) = 0 executing program [pid 5581] write(1, "executing program\n", 18 [pid 5580] <... write resumed>) = 2097152 [pid 5579] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5575] <... ioctl resumed>) = 0 [pid 5218] unlink("./25/binderfs" [pid 5581] <... write resumed>) = 18 [pid 5580] munmap(0x7f0cb3600000, 138412032 [pid 5218] <... unlink resumed>) = 0 [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... munmap resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5581] <... futex resumed>) = 0 [pid 5581] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5581] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5581] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5582 attached [pid 5582] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5582] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5581] <... clone3 resumed> => {parent_tid=[5582]}, 88) = 5582 [pid 5582] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5582] <... futex resumed>) = 0 [pid 5581] <... futex resumed>) = 1 [pid 5582] memfd_create("syzkaller", 0 [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5580] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5580] ioctl(4, LOOP_SET_FD, 3 [pid 5582] <... memfd_create resumed>) = 3 [pid 5575] close(3) = 0 [pid 5575] close(4) = 0 [pid 5582] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5579] <... write resumed>) = 2097152 [pid 5575] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5218] <... umount2 resumed>) = 0 [pid 5575] <... mkdir resumed>) = 0 [ 74.033232][ T5575] loop3: detected capacity change from 0 to 4096 [ 74.056310][ T5580] loop2: detected capacity change from 0 to 4096 [pid 5575] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5582] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5580] <... ioctl resumed>) = 0 [pid 5579] munmap(0x7f0cb3600000, 138412032 [pid 5218] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5580] close(3 [pid 5579] <... munmap resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, [pid 5580] <... close resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5580] close(4 [pid 5218] close(4 [pid 5580] <... close resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5218] rmdir("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5218] getdents64(3, [pid 5580] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5580] <... mkdir resumed>) = 0 [pid 5218] close(3) = 0 [pid 5218] rmdir("./25") = 0 [pid 5580] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5218] mkdir("./26", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5579] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5575] <... mount resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5575] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5579] <... openat resumed>) = 4 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5579] ioctl(4, LOOP_SET_FD, 3 [pid 5575] <... openat resumed>) = 3 [pid 5218] <... ioctl resumed>) = 0 [ 74.085276][ T5575] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [ 74.120863][ T5580] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5575] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5218] close(3 [pid 5582] <... write resumed>) = 2097152 [pid 5575] <... chdir resumed>) = 0 [pid 5579] <... ioctl resumed>) = 0 [pid 5579] close(3 [pid 5575] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5218] <... close resumed>) = 0 [pid 5579] <... close resumed>) = 0 [pid 5579] close(4) = 0 [pid 5579] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5579] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5575] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 74.133752][ T5579] loop4: detected capacity change from 0 to 4096 [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5574] <... futex resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5582] munmap(0x7f0cb3600000, 138412032 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5582] <... munmap resumed>) = 0 [pid 5575] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5574] <... futex resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5583 ./strace-static-x86_64: Process 5583 attached [pid 5583] set_robust_list(0x555593f656a0, 24 [pid 5575] <... openat resumed>) = 4 [pid 5583] <... set_robust_list resumed>) = 0 [pid 5583] chdir("./26" [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5583] <... chdir resumed>) = 0 [pid 5575] <... futex resumed>) = 1 [pid 5574] <... futex resumed>) = 0 [pid 5583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5583] <... prctl resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5583] setpgid(0, 0) = 0 [pid 5575] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5575] <... openat resumed>) = 5 [pid 5583] write(3, "1000", 4) = 4 [pid 5583] close(3) = 0 [pid 5582] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5583] symlink("/dev/binderfs", "./binderfs" [pid 5582] <... openat resumed>) = 4 [pid 5575] <... futex resumed>) = 1 [pid 5574] <... futex resumed>) = 0 [pid 5583] <... symlink resumed>) = 0 [pid 5582] ioctl(4, LOOP_SET_FD, 3 [pid 5575] ftruncate(5, 33587187 [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000executing program [ 74.161127][ T5579] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5583] write(1, "executing program\n", 18 [pid 5582] <... ioctl resumed>) = 0 [pid 5575] <... ftruncate resumed>) = 0 [pid 5574] <... futex resumed>) = 0 [pid 5583] <... write resumed>) = 18 [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5583] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5582] close(3 [pid 5580] <... mount resumed>) = 0 [pid 5579] <... mount resumed>) = 0 [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5582] <... close resumed>) = 0 [pid 5580] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5579] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5582] close(4 [pid 5580] <... openat resumed>) = 3 [pid 5579] <... openat resumed>) = 3 [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5582] <... close resumed>) = 0 [pid 5580] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5579] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5574] <... futex resumed>) = 0 [pid 5583] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5582] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5580] <... chdir resumed>) = 0 [pid 5579] <... chdir resumed>) = 0 [pid 5575] <... futex resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5583] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5582] <... mkdir resumed>) = 0 [pid 5580] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5579] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5575] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5583] <... mprotect resumed>) = 0 [pid 5580] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5583] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5580] <... futex resumed>) = 1 [pid 5579] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5578] <... futex resumed>) = 0 [pid 5582] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5580] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5584 attached [pid 5583] <... clone3 resumed> => {parent_tid=[5584]}, 88) = 5584 [pid 5578] <... futex resumed>) = 0 [pid 5583] rt_sigprocmask(SIG_SETMASK, [], [pid 5580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5579] <... futex resumed>) = 1 [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5576] <... futex resumed>) = 0 [pid 5584] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5584] <... rseq resumed>) = 0 [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5584] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5576] <... futex resumed>) = 0 [pid 5583] <... futex resumed>) = 0 [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5584] <... set_robust_list resumed>) = 0 [pid 5580] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5579] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5584] memfd_create("syzkaller", 0 [pid 5580] <... openat resumed>) = 4 [pid 5579] <... openat resumed>) = 4 [pid 5584] <... memfd_create resumed>) = 3 [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5584] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5580] <... futex resumed>) = 1 [pid 5579] <... futex resumed>) = 1 [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5579] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5584] <... mmap resumed>) = 0x7f0cb3600000 [pid 5579] <... openat resumed>) = 5 [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5580] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... futex resumed>) = 1 [pid 5579] <... futex resumed>) = 1 [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5580] ftruncate(5, 33587187 [pid 5579] ftruncate(5, 33587187 [pid 5580] <... ftruncate resumed>) = 0 [pid 5579] <... ftruncate resumed>) = 0 [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... futex resumed>) = 1 [pid 5579] <... futex resumed>) = 1 [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5580] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5579] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5574] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5574] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5580] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5574] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5574] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5574] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5585 attached => {parent_tid=[5585]}, 88) = 5585 [pid 5585] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5574] rt_sigprocmask(SIG_SETMASK, [], [pid 5585] <... rseq resumed>) = 0 [pid 5574] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 74.203713][ T5582] loop1: detected capacity change from 0 to 4096 [ 74.232570][ T5582] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5574] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5585] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5574] <... futex resumed>) = 0 [pid 5585] <... set_robust_list resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5585] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5575] <... copy_file_range resumed>) = 393216 [pid 5585] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5584] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5585] <... open resumed>) = 6 [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5585] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5575] <... futex resumed>) = 0 [pid 5574] <... futex resumed>) = 0 [pid 5585] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5575] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5574] <... futex resumed>) = 0 [pid 5575] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5575] <... futex resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5575] ftruncate(6, 46515 [pid 5574] <... futex resumed>) = 0 [pid 5575] <... ftruncate resumed>) = 0 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5582] <... mount resumed>) = 0 [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5574] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5582] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5575] <... futex resumed>) = 0 [pid 5575] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5574] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5582] <... openat resumed>) = 3 [pid 5574] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5584] <... write resumed>) = 2097152 [pid 5582] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5578] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5576] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5582] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5578] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5576] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5582] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5584] munmap(0x7f0cb3600000, 138412032 [pid 5582] <... futex resumed>) = 1 [pid 5578] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5576] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5582] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5581] <... futex resumed>) = 0 [pid 5578] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5576] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] <... mprotect resumed>) = 0 [pid 5576] <... mprotect resumed>) = 0 [pid 5582] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5581] <... futex resumed>) = 0 [pid 5578] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5576] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5584] <... munmap resumed>) = 0 [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5578] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5576] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5576] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5587 attached ./strace-static-x86_64: Process 5586 attached [pid 5584] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5582] <... openat resumed>) = 4 [pid 5575] <... mmap resumed>) = 0x20000000 [pid 5587] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5586] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5584] <... openat resumed>) = 4 [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] <... clone3 resumed> => {parent_tid=[5586]}, 88) = 5586 [pid 5576] <... clone3 resumed> => {parent_tid=[5587]}, 88) = 5587 [pid 5587] <... rseq resumed>) = 0 [pid 5586] <... rseq resumed>) = 0 [pid 5584] ioctl(4, LOOP_SET_FD, 3 [pid 5582] <... futex resumed>) = 1 [pid 5581] <... futex resumed>) = 0 [pid 5578] rt_sigprocmask(SIG_SETMASK, [], [pid 5576] rt_sigprocmask(SIG_SETMASK, [], [pid 5575] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5587] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5586] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5584] <... ioctl resumed>) = 0 [pid 5582] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... copy_file_range resumed>) = 393216 [pid 5579] <... copy_file_range resumed>) = 393216 [pid 5578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5575] <... futex resumed>) = 1 [pid 5574] <... futex resumed>) = 0 [pid 5587] <... set_robust_list resumed>) = 0 [pid 5586] <... set_robust_list resumed>) = 0 [pid 5584] close(3 [pid 5582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5581] <... futex resumed>) = 0 [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5578] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5576] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5575] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5574] exit_group(0 [pid 5587] rt_sigprocmask(SIG_SETMASK, [], [pid 5586] rt_sigprocmask(SIG_SETMASK, [], [pid 5585] <... futex resumed>) = ? [pid 5584] <... close resumed>) = 0 [pid 5582] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5580] <... futex resumed>) = 0 [pid 5579] <... futex resumed>) = 0 [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5575] <... futex resumed>) = ? [pid 5574] <... exit_group resumed>) = ? [pid 5587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5585] +++ exited with 0 +++ [pid 5584] close(4 [pid 5582] <... openat resumed>) = 5 [pid 5580] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5579] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5578] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5576] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5587] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5584] <... close resumed>) = 0 [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5587] <... open resumed>) = 6 [pid 5586] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5582] <... futex resumed>) = 1 [pid 5581] <... futex resumed>) = 0 [pid 5575] +++ exited with 0 +++ [pid 5574] +++ exited with 0 +++ [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5574, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5581] <... futex resumed>) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5582] ftruncate(5, 33587187) = 0 [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5581] <... futex resumed>) = 0 [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5582] <... futex resumed>) = 1 [pid 5582] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5584] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5584] <... mkdir resumed>) = 0 [pid 5587] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5587] <... futex resumed>) = 1 [pid 5576] <... futex resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5587] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5584] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5576] <... futex resumed>) = 1 [pid 5221] unlink("./25/binderfs" [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... unlink resumed>) = 0 [pid 5579] <... futex resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5579] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5576] <... futex resumed>) = 0 [pid 5579] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5576] <... futex resumed>) = 0 [pid 5579] ftruncate(6, 46515 [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] <... ftruncate resumed>) = 0 [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5586] <... open resumed>) = 6 [pid 5586] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... futex resumed>) = 1 [pid 5576] <... futex resumed>) = 0 [pid 5576] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5586] <... futex resumed>) = 1 [pid 5579] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5578] <... futex resumed>) = 0 [pid 5576] <... futex resumed>) = 0 [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5576] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5586] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5580] <... futex resumed>) = 0 [pid 5578] <... futex resumed>) = 1 [pid 5580] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5579] <... mmap resumed>) = 0x20000000 [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5580] <... open resumed>) = 7 [pid 5221] <... umount2 resumed>) = 0 [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... futex resumed>) = 1 [pid 5578] <... futex resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5580] ftruncate(6, 46515 [pid 5579] <... futex resumed>) = 1 [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5576] <... futex resumed>) = 0 [pid 5578] <... futex resumed>) = 0 [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5576] exit_group(0 [pid 5587] <... futex resumed>) = ? [pid 5580] <... ftruncate resumed>) = 0 [pid 5576] <... exit_group resumed>) = ? [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5587] +++ exited with 0 +++ [pid 5579] +++ exited with 0 +++ [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5580] <... futex resumed>) = 1 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5580] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5576] +++ exited with 0 +++ [pid 5578] <... futex resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5578] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5576, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=13 /* 0.13 s */} --- [pid 5221] newfstatat(4, "", [pid 5578] <... futex resumed>) = 1 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5578] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5580] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5580] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5581] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5580] <... mmap resumed>) = 0x20000000 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5221] getdents64(4, [pid 5581] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5581] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5221] close(4) = 0 [pid 5581] <... mprotect resumed>) = 0 [pid 5222] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] rmdir("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5580] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... rmdir resumed>) = 0 [pid 5581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5588 attached [pid 5580] <... futex resumed>) = 1 [pid 5578] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5221] getdents64(3, [pid 5581] <... clone3 resumed> => {parent_tid=[5588]}, 88) = 5588 [pid 5580] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5578] exit_group(0 [pid 5222] newfstatat(3, "", [pid 5588] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5586] <... futex resumed>) = ? [pid 5581] rt_sigprocmask(SIG_SETMASK, [], [pid 5580] <... futex resumed>) = ? [pid 5578] <... exit_group resumed>) = ? [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5588] <... rseq resumed>) = 0 [pid 5586] +++ exited with 0 +++ [pid 5581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5580] +++ exited with 0 +++ [pid 5221] close(3 [pid 5588] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5581] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 [pid 5581] <... futex resumed>) = 0 [pid 5221] rmdir("./25") = 0 [ 74.348478][ T5584] loop0: detected capacity change from 0 to 4096 [ 74.375493][ T5584] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5221] mkdir("./26", 0777 [pid 5588] <... set_robust_list resumed>) = 0 [pid 5584] <... mount resumed>) = 0 [pid 5582] <... copy_file_range resumed>) = 393216 [pid 5581] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5578] +++ exited with 0 +++ [pid 5222] getdents64(3, [pid 5588] rt_sigprocmask(SIG_SETMASK, [], [pid 5584] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] <... mkdir resumed>) = 0 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5578, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5584] <... openat resumed>) = 3 [pid 5582] <... futex resumed>) = 0 [pid 5222] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5588] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5584] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5582] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... openat resumed>) = 3 [pid 5588] <... open resumed>) = 6 [pid 5584] <... chdir resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5220] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5584] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5221] <... ioctl resumed>) = 0 [pid 5584] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] close(3 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] unlink("./25/binderfs" [pid 5584] <... futex resumed>) = 1 [pid 5583] <... futex resumed>) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5584] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(3, "", [pid 5583] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5588] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5588] <... futex resumed>) = 1 [pid 5581] <... futex resumed>) = 0 [pid 5220] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5588] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5581] <... futex resumed>) = 1 [pid 5220] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./25/binderfs") = 0 [pid 5582] <... futex resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 5582] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5584] <... openat resumed>) = 4 [pid 5582] <... futex resumed>) = 1 [pid 5581] <... futex resumed>) = 0 [pid 5582] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5584] <... futex resumed>) = 1 [pid 5583] <... futex resumed>) = 0 [pid 5582] <... futex resumed>) = 0 [pid 5581] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5589 attached [pid 5584] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5582] ftruncate(6, 46515 [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5589] set_robust_list(0x555593f656a0, 24 [pid 5584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5583] <... futex resumed>) = 0 [pid 5582] <... ftruncate resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5589 [pid 5589] <... set_robust_list resumed>) = 0 [pid 5584] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5589] chdir("./26" [pid 5584] <... openat resumed>) = 5 [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5582] <... futex resumed>) = 1 [pid 5581] <... futex resumed>) = 0 [pid 5584] <... futex resumed>) = 1 [pid 5583] <... futex resumed>) = 0 [pid 5582] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5581] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5584] ftruncate(5, 33587187 [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5581] <... futex resumed>) = 0 [pid 5584] <... ftruncate resumed>) = 0 [pid 5583] <... futex resumed>) = 0 [pid 5582] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5581] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5589] <... chdir resumed>) = 0 [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5584] <... futex resumed>) = 0 [pid 5583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5589] <... prctl resumed>) = 0 [pid 5584] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5589] setpgid(0, 0 [pid 5584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5583] <... futex resumed>) = 0 [pid 5589] <... setpgid resumed>) = 0 [pid 5584] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5589] write(3, "1000", 4) = 4 [pid 5220] <... umount2 resumed>) = 0 [pid 5589] close(3 [pid 5582] <... mmap resumed>) = 0x20000000 [pid 5222] <... umount2 resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5589] <... close resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5589] symlink("/dev/binderfs", "./binderfs" [pid 5582] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 5589] <... symlink resumed>) = 0 [pid 5589] write(1, "executing program\n", 18 [pid 5582] <... futex resumed>) = 1 [pid 5581] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5589] <... write resumed>) = 18 [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5582] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5589] <... futex resumed>) = 0 [pid 5589] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5581] exit_group(0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5589] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5220] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5588] <... futex resumed>) = ? [pid 5582] <... futex resumed>) = ? [pid 5581] <... exit_group resumed>) = ? [pid 5222] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5588] +++ exited with 0 +++ [pid 5582] +++ exited with 0 +++ [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5589] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5581] +++ exited with 0 +++ [pid 5589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... openat resumed>) = 4 [pid 5589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5220] newfstatat(4, "", [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5581, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5222] newfstatat(4, "", [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5590 attached [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5590] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5222] getdents64(4, [pid 5590] <... rseq resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] <... restart_syscall resumed>) = 0 [pid 5590] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5589] <... clone3 resumed> => {parent_tid=[5590]}, 88) = 5590 [pid 5222] getdents64(4, [pid 5220] getdents64(4, [pid 5590] <... set_robust_list resumed>) = 0 [pid 5589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5590] rt_sigprocmask(SIG_SETMASK, [], [pid 5589] <... futex resumed>) = 0 [pid 5590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5590] memfd_create("syzkaller", 0 [pid 5220] close(4 [pid 5222] close(4 [pid 5219] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... close resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5590] <... memfd_create resumed>) = 3 [pid 5222] rmdir("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] rmdir("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5590] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5219] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5590] <... mmap resumed>) = 0x7f0cb3600000 [pid 5220] <... rmdir resumed>) = 0 [pid 5222] getdents64(3, [pid 5219] <... openat resumed>) = 3 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] newfstatat(3, "", [pid 5222] close(3 [pid 5220] getdents64(3, [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] <... close resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5222] rmdir("./25" [pid 5219] getdents64(3, [pid 5220] close(3) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] <... rmdir resumed>) = 0 [pid 5220] rmdir("./25" [pid 5584] <... copy_file_range resumed>) = 393216 [pid 5222] mkdir("./26", 0777 [pid 5220] <... rmdir resumed>) = 0 [pid 5219] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5583] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] mkdir("./26", 0777 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5584] <... futex resumed>) = 0 [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5583] <... futex resumed>) = 0 [pid 5584] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(AT_FDCWD, "./25/binderfs", [pid 5584] <... open resumed>) = 6 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5220] <... mkdir resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5219] unlink("./25/binderfs" [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5219] <... unlink resumed>) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5222] close(3 [pid 5220] <... openat resumed>) = 3 [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5590] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5219] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5584] <... futex resumed>) = 1 [pid 5583] <... futex resumed>) = 0 [pid 5584] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... ioctl resumed>) = 0 [pid 5584] <... futex resumed>) = 0 [pid 5583] <... futex resumed>) = 1 [pid 5584] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5220] close(3 [pid 5584] <... open resumed>) = 7 [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5584] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5590] <... write resumed>) = 2097152 [pid 5583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... close resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5590] munmap(0x7f0cb3600000, 138412032 [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5590] <... munmap resumed>) = 0 [pid 5584] <... futex resumed>) = 0 [pid 5583] <... futex resumed>) = 1 [pid 5219] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5584] ftruncate(6, 46515 [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5591 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5584] <... ftruncate resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", ./strace-static-x86_64: Process 5591 attached [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... close resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5591] set_robust_list(0x555593f656a0, 24 [pid 5584] <... futex resumed>) = 1 [pid 5583] <... futex resumed>) = 0 [pid 5591] <... set_robust_list resumed>) = 0 [pid 5584] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5591] chdir("./26" [pid 5583] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] umount2("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5591] <... chdir resumed>) = 0 [pid 5584] <... futex resumed>) = 0 [pid 5583] <... futex resumed>) = 1 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5592 attached [pid 5591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5590] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5584] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5583] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5592] set_robust_list(0x555593f656a0, 24 [pid 5591] <... prctl resumed>) = 0 [pid 5590] <... openat resumed>) = 4 [pid 5592] <... set_robust_list resumed>) = 0 [pid 5591] setpgid(0, 0 [pid 5590] ioctl(4, LOOP_SET_FD, 3 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5592 [pid 5219] <... openat resumed>) = 4 [pid 5591] <... setpgid resumed>) = 0 [pid 5584] <... mmap resumed>) = 0x20000000 [pid 5219] newfstatat(4, "", [pid 5591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5584] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] <... openat resumed>) = 3 [pid 5584] <... futex resumed>) = 1 [pid 5591] write(3, "1000", 4 [pid 5584] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5591] <... write resumed>) = 4 [pid 5591] close(3) = 0 [pid 5591] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5591] write(1, "executing program\n", 18) = 18 [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5591] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5591] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5583] <... futex resumed>) = 0 [pid 5592] chdir("./26" [pid 5591] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5590] <... ioctl resumed>) = 0 [pid 5583] exit_group(0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5592] <... chdir resumed>) = 0 [pid 5590] close(3 [pid 5584] <... futex resumed>) = ? [pid 5583] <... exit_group resumed>) = ? [pid 5592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5590] <... close resumed>) = 0 [pid 5584] +++ exited with 0 +++ [pid 5219] getdents64(4, [pid 5591] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5591] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5592] <... prctl resumed>) = 0 [pid 5590] close(4 [pid 5583] +++ exited with 0 +++ [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5583, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5592] setpgid(0, 0 [pid 5590] <... close resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5592] <... setpgid resumed>) = 0 [pid 5590] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5219] close(4 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5590] <... mkdir resumed>) = 0 [pid 5219] <... close resumed>) = 0 ./strace-static-x86_64: Process 5593 attached [pid 5592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] rmdir("\x2e\x2f\x32\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5591] <... clone3 resumed> => {parent_tid=[5593]}, 88) = 5593 [pid 5593] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5591] rt_sigprocmask(SIG_SETMASK, [], [pid 5593] <... rseq resumed>) = 0 [pid 5591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5593] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5593] <... set_robust_list resumed>) = 0 [pid 5592] <... openat resumed>) = 3 [pid 5591] <... futex resumed>) = 0 [pid 5590] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5219] <... rmdir resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5593] rt_sigprocmask(SIG_SETMASK, [], [pid 5592] write(3, "1000", 4 [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5219] getdents64(3, [pid 5218] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5592] <... write resumed>) = 4 [pid 5593] memfd_create("syzkaller", 0) = 3 [pid 5592] close(3 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5593] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5592] <... close resumed>) = 0 [pid 5219] close(3 [pid 5218] newfstatat(3, "", [pid 5592] symlink("/dev/binderfs", "./binderfs" [pid 5219] <... close resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5593] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5592] <... symlink resumed>) = 0 [pid 5219] rmdir("./25"executing program [pid 5218] getdents64(3, [pid 5592] write(1, "executing program\n", 18 [pid 5219] <... rmdir resumed>) = 0 [pid 5592] <... write resumed>) = 18 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] mkdir("./26", 0777 [pid 5218] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5592] <... futex resumed>) = 0 [pid 5219] <... mkdir resumed>) = 0 [pid 5592] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5592] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5218] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5592] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5218] unlink("./26/binderfs" [pid 5592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5219] <... openat resumed>) = 3 [pid 5218] <... unlink resumed>) = 0 [pid 5592] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5218] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5592] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] <... ioctl resumed>) = 0 [pid 5219] close(3 [pid 5592] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5590] <... mount resumed>) = 0 [ 74.614514][ T5590] loop3: detected capacity change from 0 to 4096 [ 74.646955][ T5590] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5590] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY./strace-static-x86_64: Process 5594 attached [pid 5592] <... clone3 resumed> => {parent_tid=[5594]}, 88) = 5594 [pid 5590] <... openat resumed>) = 3 [pid 5592] rt_sigprocmask(SIG_SETMASK, [], [pid 5594] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5594] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... set_robust_list resumed>) = 0 [pid 5592] <... futex resumed>) = 0 [pid 5594] rt_sigprocmask(SIG_SETMASK, [], [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5590] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5590] <... chdir resumed>) = 0 [pid 5594] memfd_create("syzkaller", 0 [pid 5590] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5594] <... memfd_create resumed>) = 3 [pid 5594] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5590] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... mmap resumed>) = 0x7f0cb3600000 [pid 5590] <... futex resumed>) = 1 [pid 5590] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5593] <... write resumed>) = 2097152 [pid 5589] <... futex resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5590] <... futex resumed>) = 0 [pid 5589] <... futex resumed>) = 1 [pid 5590] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5593] munmap(0x7f0cb3600000, 138412032 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5590] <... openat resumed>) = 4 [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5590] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5595 attached [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5595 [pid 5595] set_robust_list(0x555593f656a0, 24) = 0 [pid 5595] chdir("./26") = 0 [pid 5589] <... futex resumed>) = 0 [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5589] <... futex resumed>) = 1 [pid 5590] <... futex resumed>) = 0 [pid 5590] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5595] <... prctl resumed>) = 0 [pid 5595] setpgid(0, 0) = 0 [pid 5595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5590] <... openat resumed>) = 5 [pid 5595] <... openat resumed>) = 3 [pid 5593] <... munmap resumed>) = 0 [pid 5595] write(3, "1000", 4) = 4 [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = 0 [pid 5595] close(3) = 0 [pid 5595] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5595] write(1, "executing program\n", 18executing program [pid 5593] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5590] <... futex resumed>) = 1 [pid 5589] <... futex resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5590] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5593] <... openat resumed>) = 4 [pid 5590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5589] <... futex resumed>) = 0 [pid 5593] ioctl(4, LOOP_SET_FD, 3 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5590] ftruncate(5, 33587187 [pid 5595] <... write resumed>) = 18 [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5595] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5595] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5595] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5595] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5593] <... ioctl resumed>) = 0 [pid 5590] <... ftruncate resumed>) = 0 [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5593] close(3 [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 5596 attached [pid 5594] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5593] <... close resumed>) = 0 [pid 5590] <... futex resumed>) = 0 [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5596] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5595] <... clone3 resumed> => {parent_tid=[5596]}, 88) = 5596 [pid 5593] close(4 [pid 5590] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5589] <... futex resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5596] <... rseq resumed>) = 0 [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5596] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5595] rt_sigprocmask(SIG_SETMASK, [], [pid 5593] <... close resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5596] <... set_robust_list resumed>) = 0 [pid 5218] newfstatat(4, "", [pid 5596] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, [pid 5596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5596] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5595] <... futex resumed>) = 1 [pid 5218] <... rmdir resumed>) = 0 [pid 5596] <... futex resumed>) = 0 [pid 5218] getdents64(3, [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5593] <... mkdir resumed>) = 0 [pid 5593] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5596] memfd_create("syzkaller", 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5596] <... memfd_create resumed>) = 3 [pid 5218] close(3 [pid 5596] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5218] <... close resumed>) = 0 [pid 5596] <... mmap resumed>) = 0x7f0cb3600000 [pid 5218] rmdir("./26") = 0 [pid 5218] mkdir("./27", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5594] <... write resumed>) = 2097152 [pid 5594] munmap(0x7f0cb3600000, 138412032 [pid 5218] <... openat resumed>) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] close(3 [pid 5594] <... munmap resumed>) = 0 [pid 5589] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5589] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5594] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5594] <... openat resumed>) = 4 [pid 5589] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5218] <... close resumed>) = 0 [pid 5589] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5594] ioctl(4, LOOP_SET_FD, 3 [pid 5589] <... mprotect resumed>) = 0 [ 74.750742][ T5593] loop4: detected capacity change from 0 to 4096 [ 74.784401][ T5593] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5590] <... copy_file_range resumed>) = 393216 [pid 5596] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5594] <... ioctl resumed>) = 0 [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5594] close(3 [pid 5590] <... futex resumed>) = 0 [pid 5589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5590] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5597 attached [pid 5594] <... close resumed>) = 0 ./strace-static-x86_64: Process 5598 attached [pid 5597] set_robust_list(0x555593f656a0, 24 [pid 5594] close(4 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5597 [pid 5597] <... set_robust_list resumed>) = 0 [pid 5594] <... close resumed>) = 0 [pid 5597] chdir("./27" [pid 5594] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5589] <... clone3 resumed> => {parent_tid=[5598]}, 88) = 5598 [pid 5594] <... mkdir resumed>) = 0 [pid 5597] <... chdir resumed>) = 0 [pid 5589] rt_sigprocmask(SIG_SETMASK, [], [pid 5598] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5597] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5594] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5597] <... prctl resumed>) = 0 [pid 5598] <... rseq resumed>) = 0 [pid 5597] setpgid(0, 0 [pid 5589] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] <... setpgid resumed>) = 0 [pid 5589] <... futex resumed>) = 0 [pid 5589] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5598] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5598] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5598] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5598] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5597] <... openat resumed>) = 3 [pid 5589] <... futex resumed>) = 0 [pid 5597] write(3, "1000", 4 [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5590] <... futex resumed>) = 0 [pid 5597] <... write resumed>) = 4 [pid 5590] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5590] <... open resumed>) = 7 [pid 5597] close(3 [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] <... close resumed>) = 0 [pid 5596] <... write resumed>) = 2097152 [pid 5590] <... futex resumed>) = 1 [pid 5589] <... futex resumed>) = 0 executing program [pid 5597] symlink("/dev/binderfs", "./binderfs" [pid 5596] munmap(0x7f0cb3600000, 138412032 [pid 5590] ftruncate(6, 46515 [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] <... symlink resumed>) = 0 [pid 5590] <... ftruncate resumed>) = 0 [pid 5589] <... futex resumed>) = 0 [pid 5597] write(1, "executing program\n", 18 [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5597] <... write resumed>) = 18 [pid 5590] <... futex resumed>) = 0 [pid 5589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5590] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5589] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] <... futex resumed>) = 0 [pid 5589] <... futex resumed>) = 0 [pid 5597] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5589] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5597] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5596] <... munmap resumed>) = 0 [pid 5590] <... mmap resumed>) = 0x20000000 [pid 5597] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5596] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5590] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5596] <... openat resumed>) = 4 [pid 5590] <... futex resumed>) = 1 [pid 5589] <... futex resumed>) = 0 [pid 5597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5596] ioctl(4, LOOP_SET_FD, 3 [pid 5590] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5589] exit_group(0 [pid 5597] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5593] <... mount resumed>) = 0 [pid 5593] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5593] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5593] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5598] <... futex resumed>) = ? [pid 5597] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5591] <... futex resumed>) = 0 [pid 5589] <... exit_group resumed>) = ? [pid 5590] <... futex resumed>) = ? [pid 5598] +++ exited with 0 +++ [pid 5597] <... mprotect resumed>) = 0 [pid 5596] <... ioctl resumed>) = 0 [ 74.831186][ T5594] loop2: detected capacity change from 0 to 4096 [ 74.867951][ T5594] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5597] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5596] close(3 [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5590] +++ exited with 0 +++ [pid 5589] +++ exited with 0 +++ [pid 5597] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5596] <... close resumed>) = 0 [pid 5593] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 1 [pid 5593] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5596] close(4 [pid 5597] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5596] <... close resumed>) = 0 ./strace-static-x86_64: Process 5599 attached [pid 5597] <... clone3 resumed> => {parent_tid=[5599]}, 88) = 5599 [pid 5596] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5594] <... mount resumed>) = 0 [pid 5593] <... openat resumed>) = 4 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5589, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5599] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5597] rt_sigprocmask(SIG_SETMASK, [], [pid 5594] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5599] <... rseq resumed>) = 0 [pid 5597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5596] <... mkdir resumed>) = 0 [pid 5594] <... openat resumed>) = 3 [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5599] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5596] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5594] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5593] <... futex resumed>) = 1 [pid 5591] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5599] <... set_robust_list resumed>) = 0 [pid 5597] <... futex resumed>) = 0 [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5594] <... chdir resumed>) = 0 [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5599] rt_sigprocmask(SIG_SETMASK, [], [pid 5594] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5593] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 1 [pid 5599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5594] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5599] memfd_create("syzkaller", 0 [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... openat resumed>) = 3 [pid 5599] <... memfd_create resumed>) = 3 [pid 5594] <... futex resumed>) = 1 [pid 5593] <... openat resumed>) = 5 [pid 5592] <... futex resumed>) = 0 [pid 5221] newfstatat(3, "", [pid 5599] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5594] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5599] <... mmap resumed>) = 0x7f0cb3600000 [pid 5594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5593] <... futex resumed>) = 1 [pid 5592] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5594] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] getdents64(3, [pid 5593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5594] <... openat resumed>) = 4 [pid 5593] ftruncate(5, 33587187 [pid 5591] <... futex resumed>) = 0 [pid 5221] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5593] <... ftruncate resumed>) = 0 [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5593] <... futex resumed>) = 0 [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5591] <... futex resumed>) = 0 [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] unlink("./26/binderfs" [pid 5594] <... futex resumed>) = 1 [pid 5594] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5592] <... futex resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5594] <... futex resumed>) = 0 [pid 5596] <... mount resumed>) = 0 [pid 5594] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5596] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5594] <... openat resumed>) = 5 [pid 5596] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = 0 [pid 5596] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5596] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5594] <... futex resumed>) = 1 [pid 5592] <... futex resumed>) = 0 [pid 5596] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5594] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [ 74.903455][ T5596] loop1: detected capacity change from 0 to 4096 [ 74.935225][ T5596] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5592] <... futex resumed>) = 0 [pid 5596] <... futex resumed>) = 1 [pid 5595] <... futex resumed>) = 0 [pid 5594] ftruncate(5, 33587187 [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5596] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... ftruncate resumed>) = 0 [pid 5596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5595] <... futex resumed>) = 0 [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5596] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5594] <... futex resumed>) = 1 [pid 5592] <... futex resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5596] <... openat resumed>) = 4 [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5592] <... futex resumed>) = 0 [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5596] <... futex resumed>) = 1 [pid 5595] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5595] <... futex resumed>) = 0 [pid 5599] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5596] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, [pid 5596] <... openat resumed>) = 5 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rmdir resumed>) = 0 [pid 5596] <... futex resumed>) = 1 [pid 5595] <... futex resumed>) = 0 [pid 5596] ftruncate(5, 33587187 [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5596] <... ftruncate resumed>) = 0 [pid 5595] <... futex resumed>) = 0 [pid 5221] getdents64(3, [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5596] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5596] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(3 [pid 5596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5595] <... futex resumed>) = 0 [pid 5596] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5221] <... close resumed>) = 0 [pid 5591] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5221] rmdir("./26" [pid 5591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5221] <... rmdir resumed>) = 0 [pid 5591] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5221] mkdir("./27", 0777 [pid 5591] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5221] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5600 attached [pid 5591] <... clone3 resumed> => {parent_tid=[5600]}, 88) = 5600 [pid 5600] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5599] <... write resumed>) = 2097152 [pid 5593] <... copy_file_range resumed>) = 393216 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5600] <... rseq resumed>) = 0 [pid 5591] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... openat resumed>) = 3 [pid 5600] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5600] <... set_robust_list resumed>) = 0 [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5600] rt_sigprocmask(SIG_SETMASK, [], [pid 5599] munmap(0x7f0cb3600000, 138412032 [pid 5593] <... futex resumed>) = 0 [pid 5591] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... ioctl resumed>) = 0 [pid 5600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5592] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5591] <... futex resumed>) = 0 [pid 5221] close(3 [pid 5592] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5600] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5600] <... open resumed>) = 6 [pid 5592] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5591] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5594] <... copy_file_range resumed>) = 393216 [pid 5592] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5221] <... close resumed>) = 0 [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] <... mprotect resumed>) = 0 [pid 5594] <... futex resumed>) = 0 [pid 5595] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5592] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5595] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] <... futex resumed>) = 0 [pid 5599] <... munmap resumed>) = 0 [pid 5595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5592] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5599] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5595] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5596] <... copy_file_range resumed>) = 393216 [pid 5592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5596] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5602 attached ./strace-static-x86_64: Process 5601 attached [pid 5599] <... openat resumed>) = 4 [pid 5596] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] <... mprotect resumed>) = 0 [pid 5601] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5602] set_robust_list(0x555593f656a0, 24 [pid 5595] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5602] <... set_robust_list resumed>) = 0 [pid 5601] <... rseq resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5602 [pid 5595] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5601] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5602] chdir("./27" [pid 5601] <... set_robust_list resumed>) = 0 [pid 5600] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5599] ioctl(4, LOOP_SET_FD, 3 [pid 5595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5592] <... clone3 resumed> => {parent_tid=[5601]}, 88) = 5601 [pid 5601] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5603 attached [pid 5602] <... chdir resumed>) = 0 [pid 5601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5600] <... futex resumed>) = 1 [pid 5592] rt_sigprocmask(SIG_SETMASK, [], [pid 5591] <... futex resumed>) = 0 [pid 5603] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5601] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] <... clone3 resumed> => {parent_tid=[5603]}, 88) = 5603 [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5603] <... rseq resumed>) = 0 [pid 5602] <... prctl resumed>) = 0 [pid 5591] <... futex resumed>) = 1 [pid 5603] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5595] rt_sigprocmask(SIG_SETMASK, [], [pid 5603] <... set_robust_list resumed>) = 0 [pid 5602] setpgid(0, 0 [pid 5595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5603] rt_sigprocmask(SIG_SETMASK, [], [pid 5602] <... setpgid resumed>) = 0 [pid 5595] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5603] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5600] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] <... futex resumed>) = 0 [pid 5593] <... futex resumed>) = 0 [pid 5592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5595] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5593] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5592] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] <... open resumed>) = 7 [pid 5592] <... futex resumed>) = 1 [pid 5602] <... openat resumed>) = 3 [pid 5601] <... futex resumed>) = 0 [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5602] write(3, "1000", 4 [pid 5601] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5593] <... futex resumed>) = 1 [pid 5591] <... futex resumed>) = 0 [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5599] <... ioctl resumed>) = 0 [pid 5603] <... open resumed>) = 6 [pid 5602] <... write resumed>) = 4 [pid 5601] <... open resumed>) = 6 [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5603] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5602] close(3 [pid 5601] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5599] close(3 [pid 5593] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 1 [pid 5603] <... futex resumed>) = 1 [pid 5602] <... close resumed>) = 0 [pid 5601] <... futex resumed>) = 1 [pid 5599] <... close resumed>) = 0 [pid 5595] <... futex resumed>) = 0 [pid 5593] ftruncate(6, 46515 [pid 5592] <... futex resumed>) = 0 [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5603] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5602] symlink("/dev/binderfs", "./binderfs" [pid 5601] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5599] close(4 [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] <... ftruncate resumed>) = 0 [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5602] <... symlink resumed>) = 0 [pid 5599] <... close resumed>) = 0 executing program [pid 5596] <... futex resumed>) = 0 [pid 5595] <... futex resumed>) = 1 [pid 5594] <... futex resumed>) = 0 [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] <... futex resumed>) = 1 [pid 5602] write(1, "executing program\n", 18 [pid 5599] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5596] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5594] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5602] <... write resumed>) = 18 [pid 5596] <... open resumed>) = 7 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5599] <... mkdir resumed>) = 0 [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... open resumed>) = 7 [pid 5593] <... futex resumed>) = 1 [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] <... futex resumed>) = 0 [pid 5602] <... futex resumed>) = 0 [pid 5599] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5596] <... futex resumed>) = 1 [pid 5595] <... futex resumed>) = 0 [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5591] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5602] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5596] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... futex resumed>) = 0 [pid 5593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5591] <... futex resumed>) = 0 [pid 5602] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5595] <... futex resumed>) = 0 [pid 5594] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5591] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5602] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5596] ftruncate(6, 46515 [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5596] <... ftruncate resumed>) = 0 [pid 5593] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5602] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... futex resumed>) = 0 [pid 5592] <... futex resumed>) = 1 [pid 5602] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5596] <... futex resumed>) = 1 [pid 5595] <... futex resumed>) = 0 [pid 5594] ftruncate(6, 46515 [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5602] <... mprotect resumed>) = 0 [pid 5596] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5595] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... ftruncate resumed>) = 0 [pid 5602] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5596] <... mmap resumed>) = 0x20000000 [pid 5595] <... futex resumed>) = 0 [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] <... mmap resumed>) = 0x20000000 [pid 5602] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5596] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5594] <... futex resumed>) = 1 [pid 5592] <... futex resumed>) = 0 [pid 5602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5596] <... futex resumed>) = 0 [pid 5595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5594] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5593] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5604 attached [pid 5596] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] exit_group(0 [pid 5594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5593] <... futex resumed>) = 1 [pid 5592] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 [pid 5604] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5603] <... futex resumed>) = ? [pid 5602] <... clone3 resumed> => {parent_tid=[5604]}, 88) = 5604 [pid 5596] <... futex resumed>) = ? [pid 5595] <... exit_group resumed>) = ? [pid 5594] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5593] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5592] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] exit_group(0 [pid 5604] <... rseq resumed>) = 0 [pid 5603] +++ exited with 0 +++ [pid 5602] rt_sigprocmask(SIG_SETMASK, [], [pid 5600] <... futex resumed>) = ? [pid 5596] +++ exited with 0 +++ [pid 5595] +++ exited with 0 +++ [pid 5594] <... mmap resumed>) = 0x20000000 [pid 5593] <... futex resumed>) = ? [pid 5591] <... exit_group resumed>) = ? [pid 5604] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5600] +++ exited with 0 +++ [pid 5594] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] +++ exited with 0 +++ [pid 5604] <... set_robust_list resumed>) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5595, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- [pid 5604] rt_sigprocmask(SIG_SETMASK, [], [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... futex resumed>) = 1 [pid 5592] <... futex resumed>) = 0 [pid 5591] +++ exited with 0 +++ [pid 5604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5594] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5604] memfd_create("syzkaller", 0 [pid 5602] <... futex resumed>) = 0 [pid 5592] exit_group(0 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5591, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5601] <... futex resumed>) = ? [pid 5594] <... futex resumed>) = ? [pid 5592] <... exit_group resumed>) = ? [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5219] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5601] +++ exited with 0 +++ [pid 5594] +++ exited with 0 +++ [pid 5604] <... memfd_create resumed>) = 3 [pid 5604] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5592] +++ exited with 0 +++ [pid 5219] <... openat resumed>) = 3 [ 75.082204][ T5599] loop0: detected capacity change from 0 to 4096 [ 75.119501][ T5599] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5592, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5219] newfstatat(3, "", [pid 5222] <... restart_syscall resumed>) = 0 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5219] getdents64(3, [pid 5222] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] <... openat resumed>) = 3 [pid 5220] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5599] <... mount resumed>) = 0 [pid 5222] getdents64(3, [pid 5220] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5599] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] <... openat resumed>) = 3 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5599] <... openat resumed>) = 3 [pid 5222] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] newfstatat(3, "", [pid 5219] unlink("./26/binderfs" [pid 5599] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 5599] <... chdir resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5220] getdents64(3, [pid 5219] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5599] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] unlink("./26/binderfs" [pid 5220] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5599] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] <... unlink resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(AT_FDCWD, "./26/binderfs", [pid 5599] <... futex resumed>) = 1 [pid 5597] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5599] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] unlink("./26/binderfs" [pid 5599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5597] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... unlink resumed>) = 0 [pid 5599] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5599] <... openat resumed>) = 4 [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5599] <... futex resumed>) = 1 [pid 5597] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5599] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5597] <... futex resumed>) = 0 [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5599] ftruncate(5, 33587187 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5599] <... ftruncate resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5599] <... futex resumed>) = 1 [pid 5597] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5599] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5597] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5599] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] <... openat resumed>) = 4 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] newfstatat(4, "", [pid 5220] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] getdents64(4, [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] <... openat resumed>) = 4 [pid 5219] getdents64(4, [pid 5220] newfstatat(4, "", [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] close(4 [pid 5220] getdents64(4, [pid 5219] <... close resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] rmdir("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] getdents64(4, [pid 5219] <... rmdir resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4 [pid 5219] getdents64(3, [pid 5220] <... close resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] rmdir("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] close(3 [pid 5220] <... rmdir resumed>) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5219] rmdir("./26" [pid 5222] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... rmdir resumed>) = 0 [pid 5604] <... write resumed>) = 2097152 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] getdents64(3, [pid 5219] mkdir("./27", 0777 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... mkdir resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5220] close(3 [pid 5219] <... openat resumed>) = 3 [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("./26" [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5222] umount2("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... rmdir resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... ioctl resumed>) = 0 [pid 5219] close(3 [pid 5222] <... openat resumed>) = 4 [pid 5219] <... close resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5220] mkdir("./27", 0777) = 0 [pid 5599] <... copy_file_range resumed>) = 393216 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] <... openat resumed>) = 3 [pid 5222] getdents64(4, [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5599] <... futex resumed>) = 1 [pid 5222] close(4 [pid 5599] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x32\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5597] <... futex resumed>) = 0 [pid 5220] close(3 [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rmdir resumed>) = 0 [pid 5604] munmap(0x7f0cb3600000, 138412032 [pid 5597] <... futex resumed>) = 1 [pid 5604] <... munmap resumed>) = 0 [pid 5599] <... futex resumed>) = 0 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, [pid 5599] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5604] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5604] ioctl(4, LOOP_SET_FD, 3 [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5599] <... futex resumed>) = 1 [pid 5222] close(3 [pid 5597] <... futex resumed>) = 0 [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5604] <... ioctl resumed>) = 0 [pid 5604] close(3) = 0 [pid 5604] close(4 [pid 5222] <... close resumed>) = 0 ./strace-static-x86_64: Process 5605 attached [pid 5599] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5222] rmdir("./26" [pid 5605] set_robust_list(0x555593f656a0, 24) = 0 [pid 5604] <... close resumed>) = 0 [pid 5599] <... open resumed>) = 7 [pid 5222] <... rmdir resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5605 [pid 5604] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5605] chdir("./27") = 0 [pid 5604] <... mkdir resumed>) = 0 [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] mkdir("./27", 0777 [pid 5605] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5599] <... futex resumed>) = 1 [pid 5597] <... futex resumed>) = 0 [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5605] <... prctl resumed>) = 0 [pid 5599] ftruncate(6, 46515 [pid 5222] <... mkdir resumed>) = 0 [pid 5605] setpgid(0, 0 [pid 5604] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5599] <... ftruncate resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5605] <... setpgid resumed>) = 0 [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5599] <... futex resumed>) = 1 [pid 5597] <... futex resumed>) = 0 [pid 5605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5599] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5597] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5597] <... futex resumed>) = 0 [pid 5597] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5605] <... openat resumed>) = 3 [pid 5599] <... mmap resumed>) = 0x20000000 [pid 5222] <... ioctl resumed>) = 0 [pid 5222] close(3 [pid 5605] write(3, "1000", 4 [pid 5599] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5599] <... futex resumed>) = 1 [pid 5605] <... write resumed>) = 4 [pid 5597] <... futex resumed>) = 0 [pid 5599] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5605] close(3 [pid 5597] exit_group(0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5606 ./strace-static-x86_64: Process 5606 attached [pid 5605] <... close resumed>) = 0 [pid 5597] <... exit_group resumed>) = ? [pid 5605] symlink("/dev/binderfs", "./binderfs" [pid 5599] <... futex resumed>) = ? [pid 5599] +++ exited with 0 +++ [pid 5597] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5597, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5605] <... symlink resumed>) = 0 executing program [pid 5605] write(1, "executing program\n", 18) = 18 [pid 5605] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5605] <... futex resumed>) = 0 [pid 5606] set_robust_list(0x555593f656a0, 24 [pid 5605] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5218] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5605] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5218] newfstatat(3, "", [pid 5606] <... set_robust_list resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5606] chdir("./27" [pid 5605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] getdents64(3, [pid 5606] <... chdir resumed>) = 0 [pid 5605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5605] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5222] <... close resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5606] setpgid(0, 0 [pid 5605] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5218] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./27/binderfs" [pid 5605] <... mprotect resumed>) = 0 [pid 5218] <... unlink resumed>) = 0 [pid 5606] <... setpgid resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5605] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5607 attached [pid 5606] <... openat resumed>) = 3 [pid 5606] write(3, "1000", 4 [pid 5605] <... clone3 resumed> => {parent_tid=[5607]}, 88) = 5607 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5608 attached [pid 5607] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5606] <... write resumed>) = 4 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5606] close(3 [pid 5605] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5606] <... close resumed>) = 0 [pid 5605] <... futex resumed>) = 0 [pid 5606] symlink("/dev/binderfs", "./binderfs" [pid 5605] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5608] set_robust_list(0x555593f656a0, 24 [pid 5607] <... rseq resumed>) = 0 [pid 5606] <... symlink resumed>) = 0 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5608 [ 75.282151][ T5604] loop3: detected capacity change from 0 to 4096 [ 75.307537][ T5604] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). executing program [pid 5608] <... set_robust_list resumed>) = 0 [pid 5606] write(1, "executing program\n", 18 [pid 5608] chdir("./27" [pid 5607] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5606] <... write resumed>) = 18 [pid 5608] <... chdir resumed>) = 0 [pid 5607] <... set_robust_list resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5607] rt_sigprocmask(SIG_SETMASK, [], [pid 5606] <... futex resumed>) = 0 [pid 5608] <... prctl resumed>) = 0 [pid 5607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5606] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5608] setpgid(0, 0 [pid 5607] memfd_create("syzkaller", 0 [pid 5606] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5608] <... setpgid resumed>) = 0 [pid 5606] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5608] <... openat resumed>) = 3 [pid 5606] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5606] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5608] write(3, "1000", 4 [pid 5606] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5608] <... write resumed>) = 4 [pid 5606] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5608] close(3 [pid 5606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5608] <... close resumed>) = 0 [pid 5608] symlink("/dev/binderfs", "./binderfs" [pid 5607] <... memfd_create resumed>) = 3 [pid 5607] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0./strace-static-x86_64: Process 5609 attached ) = 0x7f0cb3600000 [pid 5609] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5608] <... symlink resumed>) = 0 [pid 5606] <... clone3 resumed> => {parent_tid=[5609]}, 88) = 5609 executing program [pid 5609] <... rseq resumed>) = 0 [pid 5608] write(1, "executing program\n", 18 [pid 5606] rt_sigprocmask(SIG_SETMASK, [], [pid 5609] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5608] <... write resumed>) = 18 [pid 5606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5609] <... set_robust_list resumed>) = 0 [pid 5609] rt_sigprocmask(SIG_SETMASK, [], [pid 5606] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5608] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5606] <... futex resumed>) = 0 [pid 5609] memfd_create("syzkaller", 0 [pid 5608] <... futex resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = 0 [pid 5608] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5609] <... memfd_create resumed>) = 3 [pid 5608] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5218] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5608] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5609] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5609] <... mmap resumed>) = 0x7f0cb3600000 [pid 5608] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5607] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5604] <... mount resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5608] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5604] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5604] <... openat resumed>) = 3 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5604] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5218] newfstatat(4, "", [pid 5604] <... chdir resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5604] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5218] getdents64(4, [pid 5608] <... mprotect resumed>) = 0 [pid 5604] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(4, [pid 5608] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5604] <... futex resumed>) = 1 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5602] <... futex resumed>) = 0 [pid 5608] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5604] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(4 [pid 5608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5602] <... futex resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5604] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5218] rmdir("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38"./strace-static-x86_64: Process 5610 attached [pid 5604] <... openat resumed>) = 4 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5608] <... clone3 resumed> => {parent_tid=[5610]}, 88) = 5610 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5608] rt_sigprocmask(SIG_SETMASK, [], [pid 5604] <... futex resumed>) = 0 [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... rseq resumed>) = 0 [pid 5608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5604] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5602] <... futex resumed>) = 0 [pid 5610] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5608] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] <... openat resumed>) = 5 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5604] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5608] <... futex resumed>) = 0 [pid 5610] <... set_robust_list resumed>) = 0 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5610] rt_sigprocmask(SIG_SETMASK, [], [pid 5608] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5610] memfd_create("syzkaller", 0 [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] <... futex resumed>) = 0 [pid 5602] <... futex resumed>) = 1 [pid 5604] ftruncate(5, 33587187 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5604] <... ftruncate resumed>) = 0 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5602] <... futex resumed>) = 0 [pid 5604] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... memfd_create resumed>) = 3 [pid 5602] <... futex resumed>) = 0 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5610] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5218] <... rmdir resumed>) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5609] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5218] rmdir("./27") = 0 [pid 5218] mkdir("./28", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5607] <... write resumed>) = 2097152 [pid 5607] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5604] <... copy_file_range resumed>) = 393216 [pid 5218] close(3 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5604] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5607] ioctl(4, LOOP_SET_FD, 3 [pid 5610] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5602] <... futex resumed>) = 0 [pid 5607] <... ioctl resumed>) = 0 [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5607] close(3) = 0 [pid 5607] close(4) = 0 [pid 5607] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5602] <... futex resumed>) = 1 [pid 5604] <... futex resumed>) = 0 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5607] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5604] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5609] <... write resumed>) = 2097152 [pid 5218] <... close resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5609] munmap(0x7f0cb3600000, 138412032./strace-static-x86_64: Process 5611 attached ) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5611 [pid 5604] <... open resumed>) = 6 [pid 5611] set_robust_list(0x555593f656a0, 24) = 0 [pid 5611] chdir("./28") = 0 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5604] <... futex resumed>) = 1 [pid 5611] <... prctl resumed>) = 0 [pid 5604] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] setpgid(0, 0) = 0 [pid 5611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5609] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5602] <... futex resumed>) = 0 [pid 5611] <... openat resumed>) = 3 [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] write(3, "1000", 4 [pid 5602] <... futex resumed>) = 1 [pid 5609] <... openat resumed>) = 4 [pid 5604] <... futex resumed>) = 0 [pid 5604] open("./bus", O_RDWR|O_SYNC|0x3cexecuting program ) = 7 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5609] ioctl(4, LOOP_SET_FD, 3 [pid 5611] <... write resumed>) = 4 [pid 5611] close(3) = 0 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] symlink("/dev/binderfs", "./binderfs" [pid 5604] <... futex resumed>) = 1 [pid 5611] <... symlink resumed>) = 0 [pid 5604] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] write(1, "executing program\n", 18) = 18 [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5611] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5611] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5611] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5611] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5602] <... futex resumed>) = 0 [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] <... futex resumed>) = 0 [pid 5602] <... futex resumed>) = 1 [pid 5604] ftruncate(6, 46515) = 0 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5604] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5612 attached [pid 5612] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5611] <... clone3 resumed> => {parent_tid=[5612]}, 88) = 5612 [pid 5610] <... write resumed>) = 2097152 [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5612] <... rseq resumed>) = 0 [pid 5611] rt_sigprocmask(SIG_SETMASK, [], [pid 5612] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5612] <... set_robust_list resumed>) = 0 [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5612] rt_sigprocmask(SIG_SETMASK, [], [pid 5611] <... futex resumed>) = 0 [pid 5612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5612] memfd_create("syzkaller", 0 [pid 5602] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] munmap(0x7f0cb3600000, 138412032 [pid 5609] <... ioctl resumed>) = 0 [pid 5604] <... futex resumed>) = 0 [pid 5602] <... futex resumed>) = 1 [pid 5612] <... memfd_create resumed>) = 3 [pid 5604] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5602] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5612] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5610] <... munmap resumed>) = 0 [pid 5609] close(3 [pid 5604] <... mmap resumed>) = 0x20000000 [pid 5612] <... mmap resumed>) = 0x7f0cb3600000 [pid 5604] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5609] <... close resumed>) = 0 [pid 5604] <... futex resumed>) = 1 [pid 5602] <... futex resumed>) = 0 [pid 5610] <... openat resumed>) = 4 [pid 5609] close(4 [pid 5604] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5602] exit_group(0 [pid 5610] ioctl(4, LOOP_SET_FD, 3 [pid 5609] <... close resumed>) = 0 [pid 5602] <... exit_group resumed>) = ? [pid 5609] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5604] <... futex resumed>) = ? [pid 5604] +++ exited with 0 +++ [pid 5602] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5602, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5609] <... mkdir resumed>) = 0 [ 75.492941][ T5607] loop1: detected capacity change from 0 to 4096 [ 75.517545][ T5607] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 75.536443][ T5609] loop2: detected capacity change from 0 to 4096 [pid 5609] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5607] <... mount resumed>) = 0 [pid 5607] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5221] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5607] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", [pid 5607] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5607] <... chdir resumed>) = 0 [pid 5607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5607] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5607] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5605] <... futex resumed>) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5605] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5612] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5610] <... ioctl resumed>) = 0 [pid 5607] <... futex resumed>) = 0 [pid 5605] <... futex resumed>) = 1 [pid 5221] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] close(3 [pid 5605] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5610] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5610] close(4 [pid 5221] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5610] <... close resumed>) = 0 [pid 5607] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5610] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5610] <... mkdir resumed>) = 0 [pid 5607] <... openat resumed>) = 4 [pid 5221] unlink("./27/binderfs" [pid 5607] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5607] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5605] <... futex resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5605] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5610] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5607] <... futex resumed>) = 0 [pid 5605] <... futex resumed>) = 1 [pid 5607] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5607] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 75.573834][ T5610] loop4: detected capacity change from 0 to 4096 [ 75.585096][ T5609] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5607] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5605] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5605] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5612] <... write resumed>) = 2097152 [pid 5607] <... futex resumed>) = 0 [pid 5605] <... futex resumed>) = 1 [pid 5612] munmap(0x7f0cb3600000, 138412032 [pid 5607] ftruncate(5, 33587187 [pid 5605] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5612] <... munmap resumed>) = 0 [pid 5607] <... ftruncate resumed>) = 0 [pid 5607] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5612] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5221] <... umount2 resumed>) = 0 [pid 5607] <... futex resumed>) = 1 [pid 5605] <... futex resumed>) = 0 [pid 5605] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5612] <... openat resumed>) = 4 [pid 5605] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 75.631619][ T5610] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5607] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5612] ioctl(4, LOOP_SET_FD, 3 [pid 5221] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5612] <... ioctl resumed>) = 0 [pid 5609] <... mount resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5609] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5612] close(3 [pid 5609] <... openat resumed>) = 3 [pid 5612] <... close resumed>) = 0 [pid 5221] getdents64(3, [pid 5609] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [pid 5612] close(4 [pid 5609] <... chdir resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5612] <... close resumed>) = 0 [pid 5609] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5612] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5609] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] rmdir("./27" [pid 5609] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5606] <... futex resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5612] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5609] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5221] <... rmdir resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] mkdir("./28", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5610] <... mount resumed>) = 0 [pid 5609] <... openat resumed>) = 4 [pid 5605] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5605] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5609] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5605] <... futex resumed>) = 0 [pid 5609] <... futex resumed>) = 1 [pid 5605] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5610] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5609] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5606] <... futex resumed>) = 0 [pid 5605] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5610] <... openat resumed>) = 3 [pid 5606] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5605] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5610] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5609] <... futex resumed>) = 0 [pid 5606] <... futex resumed>) = 1 [pid 5605] <... mprotect resumed>) = 0 [pid 5610] <... chdir resumed>) = 0 [pid 5609] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5606] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5605] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5605] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5613 attached [pid 5610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5609] <... openat resumed>) = 5 [pid 5613] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5610] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5609] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5605] <... clone3 resumed> => {parent_tid=[5613]}, 88) = 5613 [pid 5613] <... rseq resumed>) = 0 [pid 5610] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5609] <... futex resumed>) = 1 [pid 5606] <... futex resumed>) = 0 [pid 5605] rt_sigprocmask(SIG_SETMASK, [], [pid 5613] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5610] <... futex resumed>) = 1 [pid 5609] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5608] <... futex resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5613] <... set_robust_list resumed>) = 0 [pid 5609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5608] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5606] <... futex resumed>) = 0 [pid 5605] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5613] rt_sigprocmask(SIG_SETMASK, [], [pid 5610] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5609] ftruncate(5, 33587187 [pid 5608] <... futex resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5605] <... futex resumed>) = 0 [pid 5613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5609] <... ftruncate resumed>) = 0 [pid 5608] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5605] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... close resumed>) = 0 [pid 5613] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5610] <... openat resumed>) = 4 [pid 5609] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5614 attached [pid 5613] <... open resumed>) = 6 [pid 5610] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5609] <... futex resumed>) = 1 [pid 5606] <... futex resumed>) = 0 [pid 5610] <... futex resumed>) = 1 [pid 5609] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5608] <... futex resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5606] <... futex resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5614 [pid 5610] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5614] set_robust_list(0x555593f656a0, 24 [pid 5613] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5609] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5608] <... futex resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5614] <... set_robust_list resumed>) = 0 [pid 5613] <... futex resumed>) = 1 [pid 5608] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5605] <... futex resumed>) = 0 [pid 5614] chdir("./28" [pid 5610] <... openat resumed>) = 5 [pid 5605] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5610] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5608] <... futex resumed>) = 0 [pid 5610] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5608] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5608] <... futex resumed>) = 0 [pid 5610] ftruncate(5, 33587187 [pid 5608] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5610] <... ftruncate resumed>) = 0 [pid 5605] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5610] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5608] <... futex resumed>) = 0 [pid 5610] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5608] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5608] <... futex resumed>) = 0 [pid 5613] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5610] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5608] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5613] <... open resumed>) = 7 [pid 5614] <... chdir resumed>) = 0 [pid 5613] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5605] <... futex resumed>) = 0 [pid 5605] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5605] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5613] <... futex resumed>) = 1 [pid 5614] <... prctl resumed>) = 0 [pid 5613] ftruncate(6, 46515 [pid 5614] setpgid(0, 0 [pid 5613] <... ftruncate resumed>) = 0 [pid 5614] <... setpgid resumed>) = 0 [pid 5614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5613] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5614] <... openat resumed>) = 3 [pid 5613] <... futex resumed>) = 1 [pid 5605] <... futex resumed>) = 0 [pid 5613] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5605] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5605] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5614] write(3, "1000", 4) = 4 [pid 5614] close(3) = 0 [ 75.671994][ T5612] loop0: detected capacity change from 0 to 4096 [ 75.707960][ T5612] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5614] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5614] write(1, "executing program\n", 18) = 18 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5614] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5614] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5613] <... mmap resumed>) = 0x20000000 [pid 5614] <... mprotect resumed>) = 0 [pid 5614] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5613] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5605] <... futex resumed>) = 0 [pid 5614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5615 attached => {parent_tid=[5615]}, 88) = 5615 [pid 5614] rt_sigprocmask(SIG_SETMASK, [], [pid 5613] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5615] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5615] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5615] memfd_create("syzkaller", 0 [pid 5612] <... mount resumed>) = 0 [pid 5615] <... memfd_create resumed>) = 3 [pid 5606] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5615] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5612] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5606] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] <... mmap resumed>) = 0x7f0cb3600000 [pid 5606] <... futex resumed>) = 0 [pid 5612] <... openat resumed>) = 3 [pid 5612] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5612] <... chdir resumed>) = 0 [pid 5608] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5606] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5612] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5608] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5606] <... mprotect resumed>) = 0 [pid 5612] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5608] <... futex resumed>) = 0 [pid 5606] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5606] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5608] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5606] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5616 attached => {parent_tid=[5616]}, 88) = 5616 [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5606] rt_sigprocmask(SIG_SETMASK, [], [pid 5612] <... futex resumed>) = 1 [pid 5606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5612] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] <... futex resumed>) = 0 [pid 5608] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5606] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5616] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5606] <... futex resumed>) = 0 [pid 5616] <... rseq resumed>) = 0 [pid 5612] <... futex resumed>) = 0 [pid 5611] <... futex resumed>) = 1 [pid 5608] <... mprotect resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5616] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5612] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5616] <... set_robust_list resumed>) = 0 [pid 5608] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5616] rt_sigprocmask(SIG_SETMASK, [], [pid 5608] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5616] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011./strace-static-x86_64: Process 5617 attached [pid 5612] <... openat resumed>) = 4 [pid 5607] <... copy_file_range resumed>) = 720896 [pid 5617] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5617] <... rseq resumed>) = 0 [pid 5607] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5617] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5612] <... futex resumed>) = 1 [pid 5611] <... futex resumed>) = 0 [pid 5617] <... set_robust_list resumed>) = 0 [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5605] exit_group(0 [pid 5617] rt_sigprocmask(SIG_SETMASK, [], [pid 5613] <... futex resumed>) = ? [pid 5611] <... futex resumed>) = 0 [pid 5607] <... futex resumed>) = ? [pid 5605] <... exit_group resumed>) = ? [pid 5617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5613] +++ exited with 0 +++ [pid 5612] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5617] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5615] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5612] <... openat resumed>) = 5 [pid 5608] <... clone3 resumed> => {parent_tid=[5617]}, 88) = 5617 [pid 5608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5608] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5617] <... futex resumed>) = 0 [pid 5608] <... futex resumed>) = 1 [pid 5617] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5608] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5616] <... open resumed>) = 6 [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5607] +++ exited with 0 +++ [pid 5605] +++ exited with 0 +++ [pid 5612] <... futex resumed>) = 1 [pid 5616] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5612] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5616] <... futex resumed>) = 1 [pid 5606] <... futex resumed>) = 0 [pid 5616] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] <... futex resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5605, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5606] <... futex resumed>) = 0 [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5612] <... futex resumed>) = 0 [pid 5611] <... futex resumed>) = 1 [pid 5606] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5616] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5612] ftruncate(5, 33587187 [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... restart_syscall resumed>) = 0 [pid 5617] <... open resumed>) = 6 [pid 5612] <... ftruncate resumed>) = 0 [pid 5219] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5617] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5612] <... futex resumed>) = 1 [pid 5611] <... futex resumed>) = 0 [pid 5219] newfstatat(3, "", [pid 5612] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5617] <... futex resumed>) = 1 [pid 5611] <... futex resumed>) = 0 [pid 5608] <... futex resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5617] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5608] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5608] <... futex resumed>) = 0 [pid 5617] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5608] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5617] <... open resumed>) = 7 [pid 5617] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5616] <... open resumed>) = 7 [pid 5608] <... futex resumed>) = 0 [pid 5219] getdents64(3, [pid 5617] ftruncate(6, 46515 [pid 5616] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5616] <... futex resumed>) = 1 [pid 5615] <... write resumed>) = 2097152 [pid 5608] <... futex resumed>) = 0 [pid 5606] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5606] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5219] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5616] ftruncate(6, 46515 [pid 5606] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5608] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5615] munmap(0x7f0cb3600000, 138412032 [pid 5617] <... ftruncate resumed>) = 0 [pid 5616] <... ftruncate resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5616] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] unlink("./27/binderfs" [pid 5616] <... futex resumed>) = 1 [pid 5606] <... futex resumed>) = 0 [pid 5616] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5606] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... unlink resumed>) = 0 [pid 5616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5606] <... futex resumed>) = 0 [pid 5616] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5219] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5617] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5615] <... munmap resumed>) = 0 [pid 5606] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5617] <... futex resumed>) = 1 [pid 5608] <... futex resumed>) = 0 [pid 5608] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5617] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5608] <... futex resumed>) = 0 [pid 5608] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5615] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5615] ioctl(4, LOOP_SET_FD, 3 [pid 5617] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5611] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5610] <... copy_file_range resumed>) = 720896 [pid 5617] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5617] <... futex resumed>) = 1 [pid 5611] <... futex resumed>) = 0 [pid 5608] <... futex resumed>) = 0 [pid 5610] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5610] <... futex resumed>) = 0 [pid 5609] <... copy_file_range resumed>) = 720896 [pid 5616] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5608] exit_group(0 [pid 5616] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5609] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] <... exit_group resumed>) = ? [pid 5616] <... futex resumed>) = 1 [pid 5611] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5610] +++ exited with 0 +++ [pid 5609] <... futex resumed>) = 0 [pid 5606] <... futex resumed>) = 0 [pid 5616] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] <... mprotect resumed>) = 0 [pid 5609] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5606] exit_group(0 [pid 5219] <... umount2 resumed>) = 0 [pid 5617] +++ exited with 0 +++ [pid 5616] <... futex resumed>) = ? [pid 5611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5609] <... futex resumed>) = ? [pid 5608] +++ exited with 0 +++ [pid 5606] <... exit_group resumed>) = ? [pid 5616] +++ exited with 0 +++ [pid 5609] +++ exited with 0 +++ [pid 5611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5608, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 5618 attached [pid 5611] <... clone3 resumed> => {parent_tid=[5618]}, 88) = 5618 [pid 5611] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5611] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5611] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5611] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5618] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5606] +++ exited with 0 +++ [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5606, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5612] <... copy_file_range resumed>) = 393216 [pid 5618] <... rseq resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5219] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] <... ioctl resumed>) = 0 [pid 5222] unlink("./27/binderfs" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5618] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5615] close(3 [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... unlink resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5618] <... set_robust_list resumed>) = 0 [pid 5615] <... close resumed>) = 0 [pid 5612] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5618] rt_sigprocmask(SIG_SETMASK, [], [pid 5615] close(4 [pid 5612] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... restart_syscall resumed>) = 0 [pid 5618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5618] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5615] <... close resumed>) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5615] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... openat resumed>) = 4 [pid 5618] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] newfstatat(4, "", [pid 5618] <... futex resumed>) = 1 [pid 5615] <... mkdir resumed>) = 0 [pid 5611] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 3 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5615] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] newfstatat(3, "", [pid 5219] getdents64(4, [pid 5618] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5612] <... futex resumed>) = 0 [pid 5611] <... futex resumed>) = 1 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5612] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 75.909215][ T5615] loop3: detected capacity change from 0 to 4096 [pid 5219] getdents64(4, [pid 5612] <... open resumed>) = 7 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5612] <... futex resumed>) = 1 [pid 5222] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5612] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] close(4 [pid 5611] <... futex resumed>) = 0 [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... close resumed>) = 0 [pid 5612] <... futex resumed>) = 0 [pid 5611] <... futex resumed>) = 1 [pid 5219] rmdir("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5612] ftruncate(6, 46515 [pid 5222] <... openat resumed>) = 4 [pid 5219] <... rmdir resumed>) = 0 [pid 5612] <... ftruncate resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5219] getdents64(3, [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5612] <... futex resumed>) = 0 [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5220] getdents64(3, [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5612] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5611] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5612] <... futex resumed>) = 0 [pid 5611] <... futex resumed>) = 1 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] close(3 [pid 5612] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5611] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5220] newfstatat(AT_FDCWD, "./27/binderfs", [pid 5219] <... close resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] rmdir("./27" [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] unlink("./27/binderfs" [pid 5219] <... rmdir resumed>) = 0 [pid 5222] close(4) = 0 [pid 5220] <... unlink resumed>) = 0 [pid 5219] mkdir("./28", 0777 [pid 5222] rmdir("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5220] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... mkdir resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5222] getdents64(3, [pid 5219] <... ioctl resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5612] <... mmap resumed>) = 0x20000000 [pid 5222] close(3 [pid 5219] close(3 [pid 5612] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5612] <... futex resumed>) = 1 [pid 5222] rmdir("./27" [pid 5612] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... rmdir resumed>) = 0 [pid 5222] mkdir("./28", 0777 [pid 5611] <... futex resumed>) = 0 [pid 5611] exit_group(0) = ? [pid 5612] <... futex resumed>) = ? [pid 5618] <... futex resumed>) = ? [pid 5612] +++ exited with 0 +++ [pid 5618] +++ exited with 0 +++ [pid 5611] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5611, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5222] <... mkdir resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5222] ioctl(3, LOOP_CLR_FD) = 0 [ 75.959081][ T5615] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5218] <... restart_syscall resumed>) = 0 [pid 5222] close(3 [pid 5218] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... close resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... umount2 resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5220] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... close resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5220] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] newfstatat(3, "", [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5615] <... mount resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 [pid 5615] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] rmdir("\x2e\x2f\x32\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5615] <... openat resumed>) = 3 [pid 5220] <... rmdir resumed>) = 0 [pid 5615] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5220] getdents64(3, [pid 5615] <... chdir resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5615] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] close(3 [pid 5615] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] <... close resumed>) = 0 [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] rmdir("./27" [pid 5615] <... futex resumed>) = 1 [pid 5614] <... futex resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5615] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] mkdir("./28", 0777 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5614] <... futex resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5615] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5615] <... openat resumed>) = 4 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5218] getdents64(3, [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5615] <... futex resumed>) = 1 [pid 5614] <... futex resumed>) = 0 [pid 5220] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 5619 attached [pid 5615] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5220] <... ioctl resumed>) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5619 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 ./strace-static-x86_64: Process 5620 attached [pid 5619] set_robust_list(0x555593f656a0, 24 [pid 5615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5614] <... futex resumed>) = 0 [pid 5615] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] close(3 [pid 5620] set_robust_list(0x555593f656a0, 24 [pid 5615] <... openat resumed>) = 5 [pid 5218] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5620] <... set_robust_list resumed>) = 0 [pid 5619] <... set_robust_list resumed>) = 0 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5620 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5619] chdir("./28" [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5620] chdir("./28" [pid 5619] <... chdir resumed>) = 0 [pid 5615] <... futex resumed>) = 1 [pid 5614] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5615] ftruncate(5, 33587187 [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] unlink("./28/binderfs" [pid 5615] <... ftruncate resumed>) = 0 [pid 5614] <... futex resumed>) = 0 [pid 5620] <... chdir resumed>) = 0 [pid 5619] <... prctl resumed>) = 0 [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... unlink resumed>) = 0 [pid 5620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5615] <... futex resumed>) = 0 [pid 5614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5218] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5620] <... prctl resumed>) = 0 [pid 5619] setpgid(0, 0 [pid 5615] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5620] setpgid(0, 0 [pid 5619] <... setpgid resumed>) = 0 [pid 5620] <... setpgid resumed>) = 0 [pid 5614] <... futex resumed>) = 0 [pid 5620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5620] <... openat resumed>) = 3 [pid 5620] write(3, "1000", 4) = 4 [pid 5619] <... openat resumed>) = 3 [pid 5620] close(3) = 0 [pid 5619] write(3, "1000", 4 [pid 5620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5619] <... write resumed>) = 4 executing program [pid 5620] write(1, "executing program\n", 18 [pid 5619] close(3 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5620] <... write resumed>) = 18 [pid 5619] <... close resumed>) = 0 [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] symlink("/dev/binderfs", "./binderfs" [pid 5620] <... futex resumed>) = 0 [pid 5620] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5619] <... symlink resumed>) = 0 [pid 5620] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5619] write(1, "executing program\n", 18 [pid 5620] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5619] <... write resumed>) = 18 [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... close resumed>) = 0 [pid 5620] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5620] <... mprotect resumed>) = 0 [pid 5620] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5621 ./strace-static-x86_64: Process 5621 attached [pid 5620] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5619] <... futex resumed>) = 0 [pid 5620] <... clone3 resumed> => {parent_tid=[5622]}, 88) = 5622 [pid 5621] set_robust_list(0x555593f656a0, 24 [pid 5620] rt_sigprocmask(SIG_SETMASK, [], [pid 5621] <... set_robust_list resumed>) = 0 [pid 5620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5619] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5621] chdir("./28" [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5622 attached [pid 5621] <... chdir resumed>) = 0 [pid 5619] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5620] <... futex resumed>) = 0 [pid 5621] <... prctl resumed>) = 0 [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5621] setpgid(0, 0 [pid 5619] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5621] <... setpgid resumed>) = 0 [pid 5619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5622] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5622] <... rseq resumed>) = 0 [pid 5621] <... openat resumed>) = 3 [pid 5619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5622] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5621] write(3, "1000", 4 [pid 5218] <... umount2 resumed>) = 0 [pid 5622] <... set_robust_list resumed>) = 0 [pid 5621] <... write resumed>) = 4 [pid 5619] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5621] close(3) = 0 [pid 5622] rt_sigprocmask(SIG_SETMASK, [], [pid 5621] symlink("/dev/binderfs", "./binderfs"executing program [pid 5619] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5218] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5621] <... symlink resumed>) = 0 [pid 5619] <... mprotect resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5622] memfd_create("syzkaller", 0 [pid 5621] write(1, "executing program\n", 18 [pid 5622] <... memfd_create resumed>) = 3 [pid 5621] <... write resumed>) = 18 [pid 5619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5622] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5622] <... mmap resumed>) = 0x7f0cb3600000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5621] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, ./strace-static-x86_64: Process 5623 attached NULL, 8) = 0 [pid 5218] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5623] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5619] <... clone3 resumed> => {parent_tid=[5623]}, 88) = 5623 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5623] <... rseq resumed>) = 0 [pid 5621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5619] rt_sigprocmask(SIG_SETMASK, [], [pid 5623] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5623] <... set_robust_list resumed>) = 0 [pid 5621] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5615] <... copy_file_range resumed>) = 393216 [pid 5623] rt_sigprocmask(SIG_SETMASK, [], [pid 5621] <... mprotect resumed>) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5621] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] newfstatat(4, "", [pid 5623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5614] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5614] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5614] <... futex resumed>) = 0 [pid 5621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5624 attached [pid 5615] <... futex resumed>) = 0 [pid 5614] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5624] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5621] <... clone3 resumed> => {parent_tid=[5624]}, 88) = 5624 [pid 5615] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5614] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5624] <... rseq resumed>) = 0 [pid 5621] rt_sigprocmask(SIG_SETMASK, [], [pid 5614] <... mprotect resumed>) = 0 [pid 5624] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5624] <... set_robust_list resumed>) = 0 [pid 5621] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5624] rt_sigprocmask(SIG_SETMASK, [], [pid 5621] <... futex resumed>) = 0 [pid 5614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5625 attached [pid 5624] memfd_create("syzkaller", 0 [pid 5623] memfd_create("syzkaller", 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5625] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5614] <... clone3 resumed> => {parent_tid=[5625]}, 88) = 5625 [pid 5218] getdents64(4, [pid 5625] <... rseq resumed>) = 0 [pid 5623] <... memfd_create resumed>) = 3 [pid 5614] rt_sigprocmask(SIG_SETMASK, [], [pid 5625] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5623] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5625] <... set_robust_list resumed>) = 0 [pid 5624] <... memfd_create resumed>) = 3 [pid 5614] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... mmap resumed>) = 0x7f0cb3600000 [pid 5625] rt_sigprocmask(SIG_SETMASK, [], [pid 5614] <... futex resumed>) = 0 [pid 5218] getdents64(4, [pid 5625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5624] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5614] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5625] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5624] <... mmap resumed>) = 0x7f0cb3600000 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5625] <... open resumed>) = 6 [pid 5625] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(3, [pid 5625] <... futex resumed>) = 1 [pid 5614] <... futex resumed>) = 0 [pid 5625] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5615] <... futex resumed>) = 0 [pid 5614] <... futex resumed>) = 1 [pid 5218] close(3 [pid 5615] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... close resumed>) = 0 [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5614] <... futex resumed>) = 0 [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5615] ftruncate(6, 46515) = 0 [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5614] <... futex resumed>) = 0 [pid 5614] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5614] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5615] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5624] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5615] <... mmap resumed>) = 0x20000000 [pid 5218] rmdir("./28" [pid 5615] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5614] <... futex resumed>) = 0 [pid 5615] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5614] exit_group(0 [pid 5625] <... futex resumed>) = ? [pid 5615] <... futex resumed>) = ? [pid 5614] <... exit_group resumed>) = ? [pid 5218] <... rmdir resumed>) = 0 [pid 5625] +++ exited with 0 +++ [pid 5615] +++ exited with 0 +++ [pid 5614] +++ exited with 0 +++ [pid 5218] mkdir("./29", 0777 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5614, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5218] <... mkdir resumed>) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] close(3 [pid 5624] <... write resumed>) = 2097152 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5622] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5624] munmap(0x7f0cb3600000, 138412032 [pid 5623] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5624] <... munmap resumed>) = 0 [pid 5221] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5624] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5624] <... openat resumed>) = 4 [pid 5624] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./28/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... close resumed>) = 0 [pid 5624] <... ioctl resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5626 attached , child_tidptr=0x555593f65690) = 5626 [pid 5626] set_robust_list(0x555593f656a0, 24 [pid 5624] close(3) = 0 [pid 5624] close(4) = 0 [pid 5624] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5626] <... set_robust_list resumed>) = 0 [pid 5624] <... mkdir resumed>) = 0 [pid 5626] chdir("./29" [pid 5624] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5626] <... chdir resumed>) = 0 [pid 5623] <... write resumed>) = 2097152 [pid 5626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5626] setpgid(0, 0) = 0 [pid 5622] <... write resumed>) = 2097152 [pid 5626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5623] munmap(0x7f0cb3600000, 138412032 [pid 5626] write(3, "1000", 4 [pid 5623] <... munmap resumed>) = 0 [pid 5626] <... write resumed>) = 4 [pid 5622] munmap(0x7f0cb3600000, 138412032 [pid 5221] <... umount2 resumed>) = 0 [pid 5626] close(3 [pid 5623] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5626] <... close resumed>) = 0 [pid 5623] <... openat resumed>) = 4 [pid 5626] symlink("/dev/binderfs", "./binderfs" [pid 5623] ioctl(4, LOOP_SET_FD, 3 [pid 5626] <... symlink resumed>) = 0 [pid 5622] <... munmap resumed>) = 0 executing program [pid 5221] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5626] write(1, "executing program\n", 18 [pid 5623] <... ioctl resumed>) = 0 [pid 5626] <... write resumed>) = 18 [pid 5623] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... close resumed>) = 0 [pid 5626] <... futex resumed>) = 0 [pid 5623] close(4 [pid 5626] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5623] <... close resumed>) = 0 [pid 5626] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5626] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [ 76.217370][ T5624] loop2: detected capacity change from 0 to 4096 [ 76.245116][ T5624] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5623] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5626] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5626] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5626] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5623] <... mkdir resumed>) = 0 [pid 5626] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5623] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c"./strace-static-x86_64: Process 5627 attached [pid 5627] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5626] <... clone3 resumed> => {parent_tid=[5627]}, 88) = 5627 [pid 5627] <... rseq resumed>) = 0 [pid 5626] rt_sigprocmask(SIG_SETMASK, [], [pid 5627] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5627] <... set_robust_list resumed>) = 0 [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] rt_sigprocmask(SIG_SETMASK, [], [pid 5626] <... futex resumed>) = 0 [pid 5627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5627] memfd_create("syzkaller", 0) = 3 [pid 5627] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5622] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5627] <... mmap resumed>) = 0x7f0cb3600000 [pid 5622] <... openat resumed>) = 4 [pid 5624] <... mount resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5624] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5622] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5624] <... openat resumed>) = 3 [pid 5622] <... ioctl resumed>) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5624] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5221] <... openat resumed>) = 4 [pid 5624] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] newfstatat(4, "", [pid 5624] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5624] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] close(3 [pid 5624] <... futex resumed>) = 1 [pid 5621] <... futex resumed>) = 0 [pid 5221] getdents64(4, [pid 5624] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5621] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5621] <... futex resumed>) = 0 [pid 5221] getdents64(4, [pid 5624] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5622] <... close resumed>) = 0 [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5623] <... mount resumed>) = 0 [pid 5622] close(4 [pid 5221] close(4 [pid 5623] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5622] <... close resumed>) = 0 [pid 5624] <... openat resumed>) = 4 [pid 5623] <... openat resumed>) = 3 [pid 5622] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] <... close resumed>) = 0 [pid 5627] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5623] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5624] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... mkdir resumed>) = 0 [pid 5624] <... futex resumed>) = 1 [pid 5221] rmdir("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [ 76.275298][ T5623] loop1: detected capacity change from 0 to 4096 [ 76.291368][ T5623] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 76.313377][ T5622] loop4: detected capacity change from 0 to 4096 [pid 5624] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5623] <... chdir resumed>) = 0 [pid 5622] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5621] <... futex resumed>) = 0 [pid 5624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5621] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5623] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5621] <... futex resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5624] <... openat resumed>) = 5 [pid 5221] getdents64(3, [pid 5624] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... futex resumed>) = 1 [pid 5621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5624] <... futex resumed>) = 0 [pid 5623] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5621] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] ftruncate(5, 33587187 [pid 5623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5621] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5221] close(3 [pid 5627] <... write resumed>) = 2097152 [pid 5624] <... ftruncate resumed>) = 0 [pid 5623] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... close resumed>) = 0 [pid 5624] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] rmdir("./28" [pid 5624] <... futex resumed>) = 0 [pid 5623] <... openat resumed>) = 4 [pid 5621] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] <... futex resumed>) = 0 [pid 5623] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rmdir resumed>) = 0 [pid 5623] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5619] <... futex resumed>) = 0 [pid 5221] mkdir("./29", 0777 [pid 5623] <... openat resumed>) = 5 [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] <... futex resumed>) = 0 [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... mkdir resumed>) = 0 [pid 5623] ftruncate(5, 33587187 [pid 5619] <... futex resumed>) = 0 [pid 5623] <... ftruncate resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5623] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] <... openat resumed>) = 3 [pid 5623] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] <... futex resumed>) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] close(3 [pid 5623] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5627] munmap(0x7f0cb3600000, 138412032 [pid 5221] <... close resumed>) = 0 [pid 5627] <... munmap resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5622] <... mount resumed>) = 0 [ 76.353550][ T5622] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5622] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY./strace-static-x86_64: Process 5628 attached ) = 3 [pid 5627] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5622] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5627] <... openat resumed>) = 4 [pid 5622] <... chdir resumed>) = 0 [pid 5628] set_robust_list(0x555593f656a0, 24 [pid 5627] ioctl(4, LOOP_SET_FD, 3 [pid 5622] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5628] <... set_robust_list resumed>) = 0 [pid 5622] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5628 [pid 5628] chdir("./29" [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] <... chdir resumed>) = 0 [pid 5628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5622] <... futex resumed>) = 1 [pid 5620] <... futex resumed>) = 0 [pid 5628] <... prctl resumed>) = 0 [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] setpgid(0, 0 [pid 5622] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5620] <... futex resumed>) = 0 [pid 5628] <... setpgid resumed>) = 0 [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5628] write(3, "1000", 4) = 4 [pid 5628] close(3) = 0 [pid 5628] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5628] write(1, "executing program\n", 18 [pid 5622] <... openat resumed>) = 4 [pid 5628] <... write resumed>) = 18 [pid 5621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5628] <... futex resumed>) = 0 [pid 5621] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5621] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5621] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5628] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5629 attached [pid 5628] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5621] <... clone3 resumed> => {parent_tid=[5629]}, 88) = 5629 [pid 5629] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5621] rt_sigprocmask(SIG_SETMASK, [], [pid 5629] <... rseq resumed>) = 0 [pid 5628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5622] <... futex resumed>) = 1 [pid 5621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5620] <... futex resumed>) = 0 [pid 5629] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5628] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5627] <... ioctl resumed>) = 0 [pid 5622] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5621] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5629] <... set_robust_list resumed>) = 0 [pid 5628] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5627] close(3 [pid 5621] <... futex resumed>) = 0 [pid 5620] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5629] rt_sigprocmask(SIG_SETMASK, [], [pid 5628] <... mprotect resumed>) = 0 [pid 5627] <... close resumed>) = 0 [pid 5622] <... openat resumed>) = 5 [pid 5621] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5627] close(4 [pid 5629] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5627] <... close resumed>) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5620] <... futex resumed>) = 0 [pid 5619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5622] ftruncate(5, 33587187 [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5620] <... futex resumed>) = 0 [pid 5619] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] <... ftruncate resumed>) = 0 [pid 5629] <... open resumed>) = 6 [pid 5628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5627] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5619] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5630 attached [pid 5627] <... mkdir resumed>) = 0 [pid 5623] <... copy_file_range resumed>) = 393216 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5630] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5630] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5628] <... clone3 resumed> => {parent_tid=[5630]}, 88) = 5630 [ 76.425607][ T5627] loop0: detected capacity change from 0 to 4096 [pid 5630] <... set_robust_list resumed>) = 0 [pid 5629] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] rt_sigprocmask(SIG_SETMASK, [], [pid 5627] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... futex resumed>) = 1 [pid 5620] <... futex resumed>) = 0 [pid 5619] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5630] rt_sigprocmask(SIG_SETMASK, [], [pid 5629] <... futex resumed>) = 1 [pid 5628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5621] <... futex resumed>) = 0 [pid 5630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5623] <... futex resumed>) = 0 [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5622] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5630] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5623] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5620] <... futex resumed>) = 0 [pid 5619] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5631 attached [pid 5629] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5630] <... futex resumed>) = 0 [pid 5629] <... open resumed>) = 7 [pid 5628] <... futex resumed>) = 1 [pid 5621] <... futex resumed>) = 0 [pid 5630] memfd_create("syzkaller", 0 [pid 5629] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5619] <... clone3 resumed> => {parent_tid=[5631]}, 88) = 5631 [pid 5629] <... futex resumed>) = 0 [pid 5621] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5629] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5619] rt_sigprocmask(SIG_SETMASK, [], [pid 5631] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5630] <... memfd_create resumed>) = 3 [pid 5624] <... copy_file_range resumed>) = 720896 [pid 5621] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5624] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5624] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5619] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5630] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5629] <... futex resumed>) = 0 [pid 5621] <... futex resumed>) = 1 [pid 5630] <... mmap resumed>) = 0x7f0cb3600000 [pid 5629] ftruncate(6, 46515 [pid 5621] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5631] <... rseq resumed>) = 0 [pid 5629] <... ftruncate resumed>) = 0 [pid 5631] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5631] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5629] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5621] <... futex resumed>) = 0 [pid 5629] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5621] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... copy_file_range resumed>) = 393216 [pid 5624] <... futex resumed>) = 0 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... futex resumed>) = 1 [pid 5624] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5622] <... futex resumed>) = 1 [pid 5621] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5620] <... futex resumed>) = 0 [pid 5631] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5631] <... futex resumed>) = 1 [pid 5622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5620] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 0 [pid 5631] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5624] <... mmap resumed>) = 0x20000000 [pid 5622] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... futex resumed>) = 0 [pid 5619] <... futex resumed>) = 1 [pid 5624] <... futex resumed>) = 1 [pid 5623] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5622] <... open resumed>) = 6 [pid 5621] <... futex resumed>) = 0 [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5624] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5623] <... open resumed>) = 7 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] exit_group(0 [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... futex resumed>) = 1 [pid 5620] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5622] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... futex resumed>) = 0 [pid 5623] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5620] <... futex resumed>) = 0 [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5622] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] <... futex resumed>) = 0 [pid 5623] ftruncate(6, 46515 [pid 5622] <... open resumed>) = 7 [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5629] <... futex resumed>) = ? [pid 5624] <... futex resumed>) = ? [pid 5623] <... ftruncate resumed>) = 0 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... exit_group resumed>) = ? [ 76.486071][ T5627] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5629] +++ exited with 0 +++ [pid 5624] +++ exited with 0 +++ [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... futex resumed>) = 1 [pid 5621] +++ exited with 0 +++ [pid 5620] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5622] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... futex resumed>) = 0 [pid 5623] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5620] <... futex resumed>) = 0 [pid 5619] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5621, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5622] ftruncate(6, 46515 [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] <... futex resumed>) = 0 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5623] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5622] <... ftruncate resumed>) = 0 [pid 5619] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5623] <... mmap resumed>) = 0x20000000 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... futex resumed>) = 1 [pid 5620] <... futex resumed>) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5630] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5623] <... futex resumed>) = 1 [pid 5622] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5620] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] <... futex resumed>) = 0 [pid 5627] <... mount resumed>) = 0 [pid 5623] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5620] <... futex resumed>) = 0 [pid 5619] exit_group(0 [pid 5627] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5622] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5631] <... futex resumed>) = ? [pid 5627] <... openat resumed>) = 3 [pid 5623] <... futex resumed>) = ? [pid 5620] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] <... exit_group resumed>) = ? [pid 5220] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5631] +++ exited with 0 +++ [pid 5627] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5623] +++ exited with 0 +++ [pid 5622] <... mmap resumed>) = 0x20000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5627] <... chdir resumed>) = 0 [pid 5220] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5627] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5220] <... openat resumed>) = 3 [pid 5627] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] newfstatat(3, "", [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5627] <... futex resumed>) = 1 [pid 5626] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = 1 [pid 5620] <... futex resumed>) = 0 [pid 5619] +++ exited with 0 +++ [pid 5220] getdents64(3, [pid 5627] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5620] exit_group(0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5619, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5626] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = ? [pid 5620] <... exit_group resumed>) = ? [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5627] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] +++ exited with 0 +++ [pid 5620] +++ exited with 0 +++ [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5620, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5220] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./28/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5627] <... openat resumed>) = 4 [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5626] <... futex resumed>) = 0 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5627] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5627] <... openat resumed>) = 5 [pid 5626] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5627] <... futex resumed>) = 1 [pid 5626] <... futex resumed>) = 0 [pid 5222] newfstatat(3, "", [pid 5627] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5626] <... futex resumed>) = 0 [pid 5627] ftruncate(5, 33587187 [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, [pid 5627] <... ftruncate resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5630] <... write resumed>) = 2097152 [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5630] munmap(0x7f0cb3600000, 138412032 [pid 5627] <... futex resumed>) = 1 [pid 5626] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5626] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5630] <... munmap resumed>) = 0 [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5630] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5630] ioctl(4, LOOP_SET_FD, 3 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5219] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] unlink("./28/binderfs" [pid 5219] <... openat resumed>) = 3 [pid 5222] <... unlink resumed>) = 0 [pid 5219] newfstatat(3, "", [pid 5222] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5630] <... ioctl resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] getdents64(3, [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5220] newfstatat(4, "", [pid 5630] close(3 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5630] <... close resumed>) = 0 [pid 5220] getdents64(4, [pid 5630] close(4 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5630] <... close resumed>) = 0 [pid 5220] getdents64(4, [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] newfstatat(AT_FDCWD, "./28/binderfs", [pid 5220] getdents64(3, [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5630] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] unlink("./28/binderfs" [pid 5630] <... mkdir resumed>) = 0 [pid 5220] close(3 [pid 5219] <... unlink resumed>) = 0 [pid 5630] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... close resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] rmdir("./28") = 0 [pid 5220] mkdir("./29", 0777 [pid 5222] <... umount2 resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5626] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5626] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [ 76.614881][ T47] cfg80211: failed to load regulatory.db [ 76.616358][ T5630] loop3: detected capacity change from 0 to 4096 [pid 5626] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5220] <... openat resumed>) = 3 [pid 5627] <... copy_file_range resumed>) = 393216 [pid 5626] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5626] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] <... ioctl resumed>) = 0 [pid 5626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5220] close(3./strace-static-x86_64: Process 5632 attached [pid 5626] <... clone3 resumed> => {parent_tid=[5632]}, 88) = 5632 [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5626] rt_sigprocmask(SIG_SETMASK, [], [pid 5632] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5627] <... futex resumed>) = 0 [pid 5626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5632] <... rseq resumed>) = 0 [pid 5627] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5626] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5632] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5626] <... futex resumed>) = 0 [pid 5632] <... set_robust_list resumed>) = 0 [pid 5626] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5632] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5222] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5632] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5632] <... futex resumed>) = 1 [pid 5626] <... futex resumed>) = 0 [pid 5632] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] <... futex resumed>) = 0 [pid 5626] <... futex resumed>) = 1 [pid 5627] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5627] <... open resumed>) = 7 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... close resumed>) = 0 [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 4 [pid 5627] <... futex resumed>) = 1 [pid 5626] <... futex resumed>) = 0 [pid 5627] ftruncate(6, 46515 [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] <... ftruncate resumed>) = 0 [pid 5626] <... futex resumed>) = 0 [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5627] <... futex resumed>) = 0 [pid 5626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5627] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5626] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] <... mmap resumed>) = 0x20000000 [pid 5626] <... futex resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5626] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5222] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5222] getdents64(4, [pid 5627] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5222] close(4) = 0 [pid 5222] rmdir("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5627] <... futex resumed>) = 1 [pid 5626] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5633 attached [pid 5626] exit_group(0) = ? [pid 5632] <... futex resumed>) = ? [pid 5627] +++ exited with 0 +++ [pid 5222] <... rmdir resumed>) = 0 [pid 5632] +++ exited with 0 +++ [pid 5626] +++ exited with 0 +++ [pid 5222] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5633 [pid 5222] close(3 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5626, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5633] set_robust_list(0x555593f656a0, 24 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5633] <... set_robust_list resumed>) = 0 [pid 5633] chdir("./29") = 0 [pid 5222] <... close resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... restart_syscall resumed>) = 0 [pid 5633] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] rmdir("./28" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5633] <... prctl resumed>) = 0 [pid 5633] setpgid(0, 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5633] <... setpgid resumed>) = 0 [pid 5222] mkdir("./29", 0777 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5633] <... openat resumed>) = 3 [pid 5222] <... mkdir resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5633] write(3, "1000", 4 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(3, "", [pid 5633] <... write resumed>) = 4 [pid 5222] <... openat resumed>) = 3 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5633] close(3 [pid 5219] <... openat resumed>) = 4 [pid 5218] getdents64(3, [pid 5219] newfstatat(4, "", [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./29/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5633] <... close resumed>) = 0 [pid 5633] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5219] getdents64(4, [ 76.657972][ T5630] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5222] close(3 [pid 5630] <... mount resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5633] write(1, "executing program\n", 18 [pid 5219] getdents64(4, executing program [pid 5630] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5633] <... write resumed>) = 18 [pid 5633] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5633] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5630] <... openat resumed>) = 3 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5633] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5630] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5219] close(4 [pid 5633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5630] <... chdir resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5630] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5219] rmdir("\x2e\x2f\x32\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5630] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5219] <... rmdir resumed>) = 0 [pid 5633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(3, [pid 5633] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5630] <... futex resumed>) = 1 [pid 5633] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5628] <... futex resumed>) = 0 [pid 5630] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] close(3 [pid 5633] <... mprotect resumed>) = 0 [pid 5630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5633] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5628] <... futex resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5633] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] rmdir("./28" [pid 5633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5630] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5219] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5634 attached [pid 5633] <... clone3 resumed> => {parent_tid=[5634]}, 88) = 5634 [pid 5222] <... close resumed>) = 0 [pid 5633] rt_sigprocmask(SIG_SETMASK, [], [pid 5630] <... openat resumed>) = 4 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] mkdir("./29", 0777 [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5633] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5635 attached [pid 5633] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5630] <... futex resumed>) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5219] <... mkdir resumed>) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5633] <... futex resumed>) = 0 [pid 5630] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5635 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5628] <... futex resumed>) = 0 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... openat resumed>) = 3 [pid 5634] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5633] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5634] <... rseq resumed>) = 0 [pid 5634] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5634] memfd_create("syzkaller", 0 [pid 5630] <... openat resumed>) = 5 [pid 5635] set_robust_list(0x555593f656a0, 24 [pid 5634] <... memfd_create resumed>) = 3 [pid 5635] <... set_robust_list resumed>) = 0 [pid 5634] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5635] chdir("./29" [pid 5634] <... mmap resumed>) = 0x7f0cb3600000 [pid 5630] <... futex resumed>) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5635] <... chdir resumed>) = 0 [pid 5630] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] close(3 [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5628] <... futex resumed>) = 0 [pid 5630] ftruncate(5, 33587187 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5630] <... ftruncate resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5635] <... prctl resumed>) = 0 [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] setpgid(0, 0 [pid 5630] <... futex resumed>) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5635] <... setpgid resumed>) = 0 [pid 5630] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5628] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5630] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5635] <... openat resumed>) = 3 [pid 5218] getdents64(3, [pid 5635] write(3, "1000", 4 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5635] <... write resumed>) = 4 [pid 5218] rmdir("./29" [pid 5635] close(3 [pid 5218] <... rmdir resumed>) = 0 [pid 5218] mkdir("./30", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5635] <... close resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5635] symlink("/dev/binderfs", "./binderfs" [pid 5218] <... ioctl resumed>) = 0 [pid 5218] close(3 [pid 5635] <... symlink resumed>) = 0 executing program [pid 5635] write(1, "executing program\n", 18) = 18 [pid 5635] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5635] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5635] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5636 attached [pid 5636] set_robust_list(0x555593f656a0, 24 [pid 5635] <... mprotect resumed>) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5636 [pid 5636] <... set_robust_list resumed>) = 0 [pid 5636] chdir("./29" [pid 5635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5636] <... chdir resumed>) = 0 [pid 5636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5636] setpgid(0, 0) = 0 [pid 5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5636] <... openat resumed>) = 3 [pid 5635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5636] write(3, "1000", 4./strace-static-x86_64: Process 5637 attached [pid 5635] <... clone3 resumed> => {parent_tid=[5637]}, 88) = 5637 [pid 5635] rt_sigprocmask(SIG_SETMASK, [], [pid 5637] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5636] <... write resumed>) = 4 [pid 5637] <... rseq resumed>) = 0 [pid 5636] close(3 [pid 5637] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5636] <... close resumed>) = 0 [pid 5637] <... set_robust_list resumed>) = 0 [pid 5636] symlink("/dev/binderfs", "./binderfs" [pid 5637] rt_sigprocmask(SIG_SETMASK, [], [pid 5636] <... symlink resumed>) = 0 [pid 5637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5635] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5637] memfd_create("syzkaller", 0 [pid 5636] write(1, "executing program\n", 18 [pid 5635] <... futex resumed>) = 0 [pid 5628] <... futex resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5636] <... write resumed>) = 18 [pid 5635] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}executing program [pid 5636] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5636] <... futex resumed>) = 0 [pid 5636] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5628] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5636] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5636] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5628] <... mprotect resumed>) = 0 [pid 5636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5637] <... memfd_create resumed>) = 3 [pid 5636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5634] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5637] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5630] <... copy_file_range resumed>) = 393216 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5636] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5636] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5638 attached [pid 5638] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5637] <... mmap resumed>) = 0x7f0cb3600000 [pid 5636] <... mprotect resumed>) = 0 [pid 5638] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5636] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5638] <... set_robust_list resumed>) = 0 [pid 5638] rt_sigprocmask(SIG_SETMASK, [], [pid 5636] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5628] <... clone3 resumed> => {parent_tid=[5638]}, 88) = 5638 ./strace-static-x86_64: Process 5639 attached [pid 5638] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5630] <... futex resumed>) = 0 [pid 5628] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5640 attached [pid 5630] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5639 [pid 5628] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... futex resumed>) = 0 [pid 5636] <... clone3 resumed> => {parent_tid=[5640]}, 88) = 5640 [pid 5628] <... futex resumed>) = 1 [pid 5639] set_robust_list(0x555593f656a0, 24 [pid 5638] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5636] rt_sigprocmask(SIG_SETMASK, [], [pid 5628] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5639] <... set_robust_list resumed>) = 0 [pid 5636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5636] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5640] <... rseq resumed>) = 0 [pid 5639] chdir("./30" [pid 5638] <... open resumed>) = 6 [pid 5636] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5640] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5639] <... chdir resumed>) = 0 [pid 5638] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5638] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... set_robust_list resumed>) = 0 [pid 5639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5630] <... futex resumed>) = 0 [pid 5628] <... futex resumed>) = 1 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5630] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5640] rt_sigprocmask(SIG_SETMASK, [], [pid 5639] <... prctl resumed>) = 0 [pid 5639] setpgid(0, 0 [pid 5640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5639] <... setpgid resumed>) = 0 [pid 5639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5640] memfd_create("syzkaller", 0 [pid 5639] <... openat resumed>) = 3 [pid 5630] <... open resumed>) = 7 [pid 5639] write(3, "1000", 4) = 4 [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] close(3 [pid 5630] <... futex resumed>) = 1 [pid 5639] <... close resumed>) = 0 [pid 5639] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5630] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] write(1, "executing program\n", 18) = 18 [pid 5640] <... memfd_create resumed>) = 3 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5639] <... futex resumed>) = 0 [pid 5640] <... mmap resumed>) = 0x7f0cb3600000 [pid 5639] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5628] <... futex resumed>) = 0 [pid 5639] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5630] <... futex resumed>) = 0 [pid 5628] <... futex resumed>) = 1 [pid 5639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5630] ftruncate(6, 46515 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5630] <... ftruncate resumed>) = 0 [pid 5639] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... mprotect resumed>) = 0 [pid 5639] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5630] <... futex resumed>) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5639] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5641]}, 88) = 5641 [pid 5639] rt_sigprocmask(SIG_SETMASK, [], [pid 5630] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5628] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5641 attached [pid 5639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5628] <... futex resumed>) = 0 [pid 5628] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5637] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5641] <... rseq resumed>) = 0 [pid 5630] <... mmap resumed>) = 0x20000000 [pid 5641] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5641] memfd_create("syzkaller", 0 [pid 5630] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5641] <... memfd_create resumed>) = 3 [pid 5641] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5634] <... write resumed>) = 2097152 [pid 5630] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] exit_group(0) = ? [pid 5630] <... futex resumed>) = ? [pid 5638] <... futex resumed>) = ? [pid 5638] +++ exited with 0 +++ [pid 5630] +++ exited with 0 +++ [pid 5634] munmap(0x7f0cb3600000, 138412032 [pid 5628] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5628, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=9 /* 0.09 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5634] <... munmap resumed>) = 0 [pid 5221] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5634] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] unlink("./29/binderfs" [pid 5634] <... openat resumed>) = 4 [pid 5221] <... unlink resumed>) = 0 [pid 5634] ioctl(4, LOOP_SET_FD, 3 [pid 5221] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5637] <... write resumed>) = 2097152 [pid 5634] <... ioctl resumed>) = 0 [pid 5637] munmap(0x7f0cb3600000, 138412032 [pid 5640] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5634] close(3) = 0 [pid 5634] close(4 [pid 5637] <... munmap resumed>) = 0 [pid 5634] <... close resumed>) = 0 [pid 5634] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5637] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5641] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5634] <... mkdir resumed>) = 0 [pid 5637] <... openat resumed>) = 4 [pid 5634] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] <... umount2 resumed>) = 0 [pid 5637] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5221] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5640] <... write resumed>) = 2097152 [ 76.943304][ T5634] loop2: detected capacity change from 0 to 4096 [ 76.982289][ T5637] loop4: detected capacity change from 0 to 4096 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./29") = 0 [pid 5640] munmap(0x7f0cb3600000, 138412032 [pid 5637] close(3 [pid 5221] mkdir("./30", 0777 [pid 5637] <... close resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5641] <... write resumed>) = 2097152 [pid 5640] <... munmap resumed>) = 0 [pid 5637] close(4 [pid 5634] <... mount resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5641] munmap(0x7f0cb3600000, 138412032 [pid 5637] <... close resumed>) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5641] <... munmap resumed>) = 0 [pid 5637] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5634] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5640] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5637] <... mkdir resumed>) = 0 [pid 5640] ioctl(4, LOOP_SET_FD, 3 [pid 5634] <... openat resumed>) = 3 [pid 5637] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5634] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5221] close(3 [ 76.989317][ T5634] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5634] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5641] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5641] ioctl(4, LOOP_SET_FD, 3 [pid 5640] <... ioctl resumed>) = 0 [pid 5634] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5634] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5640] close(3 [pid 5633] <... futex resumed>) = 0 [pid 5640] <... close resumed>) = 0 [pid 5633] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5633] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] close(4) = 0 [pid 5640] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5634] <... futex resumed>) = 0 [pid 5640] <... mkdir resumed>) = 0 [pid 5634] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5640] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5634] <... openat resumed>) = 4 [ 77.033086][ T5640] loop1: detected capacity change from 0 to 4096 [ 77.041616][ T5637] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [ 77.044082][ T5641] loop0: detected capacity change from 0 to 4096 [pid 5634] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 [pid 5634] <... futex resumed>) = 1 [pid 5634] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5633] <... futex resumed>) = 0 [pid 5633] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5633] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5634] <... futex resumed>) = 0 [pid 5634] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5634] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5633] <... futex resumed>) = 0 [pid 5633] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5633] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5642 attached [pid 5634] ftruncate(5, 33587187) = 0 [pid 5634] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5633] <... futex resumed>) = 0 [pid 5633] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5633] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5634] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5642] set_robust_list(0x555593f656a0, 24) = 0 [pid 5642] chdir("./30") = 0 [pid 5642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5642] setpgid(0, 0) = 0 [pid 5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5641] <... ioctl resumed>) = 0 [pid 5637] <... mount resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5642 [pid 5641] close(3) = 0 [pid 5642] <... openat resumed>) = 3 [pid 5642] write(3, "1000", 4 [pid 5641] close(4 [pid 5642] <... write resumed>) = 4 [pid 5641] <... close resumed>) = 0 [pid 5642] close(3) = 0 [pid 5641] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5637] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5642] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5641] <... mkdir resumed>) = 0 [pid 5637] <... openat resumed>) = 3 executing program [pid 5642] write(1, "executing program\n", 18 [pid 5641] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5637] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5642] <... write resumed>) = 18 [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5642] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5642] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5637] <... chdir resumed>) = 0 [pid 5642] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5637] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 5643 attached ) = -1 EBUSY (Device or resource busy) [pid 5643] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5642] <... clone3 resumed> => {parent_tid=[5643]}, 88) = 5643 [pid 5637] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] rt_sigprocmask(SIG_SETMASK, [], [pid 5640] <... mount resumed>) = 0 [pid 5637] <... futex resumed>) = 1 [pid 5635] <... futex resumed>) = 0 [pid 5643] <... rseq resumed>) = 0 [pid 5642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5637] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5635] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5642] <... futex resumed>) = 0 [pid 5640] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5643] <... set_robust_list resumed>) = 0 [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5640] <... openat resumed>) = 3 [pid 5635] <... futex resumed>) = 0 [pid 5643] rt_sigprocmask(SIG_SETMASK, [], [pid 5640] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5640] <... chdir resumed>) = 0 [pid 5643] memfd_create("syzkaller", 0 [pid 5640] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5637] <... openat resumed>) = 4 [pid 5635] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5637] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5640] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5637] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5637] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5635] <... futex resumed>) = 0 [pid 5643] <... memfd_create resumed>) = 3 [pid 5640] <... futex resumed>) = 1 [pid 5636] <... futex resumed>) = 0 [pid 5643] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5640] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5636] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5643] <... mmap resumed>) = 0x7f0cb3600000 [pid 5640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5637] <... openat resumed>) = 5 [pid 5636] <... futex resumed>) = 0 [pid 5640] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5636] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5633] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5633] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5633] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5633] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5637] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5644 attached [pid 5637] <... futex resumed>) = 1 [pid 5635] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5637] ftruncate(5, 33587187 [pid 5635] <... futex resumed>) = 0 [pid 5633] <... clone3 resumed> => {parent_tid=[5644]}, 88) = 5644 [pid 5635] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5633] rt_sigprocmask(SIG_SETMASK, [], [pid 5637] <... ftruncate resumed>) = 0 [pid 5633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5633] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5637] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5633] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5644] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5644] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5640] <... openat resumed>) = 4 [pid 5637] <... futex resumed>) = 1 [pid 5635] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... futex resumed>) = 1 [pid 5637] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5636] <... futex resumed>) = 0 [pid 5636] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5636] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... open resumed>) = 6 [pid 5640] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [ 77.083096][ T5640] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 77.117004][ T5641] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5644] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... futex resumed>) = 1 [pid 5640] <... futex resumed>) = 1 [pid 5636] <... futex resumed>) = 0 [pid 5633] <... futex resumed>) = 0 [pid 5636] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5633] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5636] <... futex resumed>) = 0 [pid 5633] <... futex resumed>) = 0 [pid 5636] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5633] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5640] ftruncate(5, 33587187) = 0 [pid 5640] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5636] <... futex resumed>) = 0 [pid 5640] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5636] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5636] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5640] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5644] <... open resumed>) = 7 [pid 5644] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5633] <... futex resumed>) = 0 [pid 5633] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5633] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... futex resumed>) = 1 [pid 5644] ftruncate(6, 46515) = 0 [pid 5644] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5633] <... futex resumed>) = 0 [pid 5633] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5633] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5641] <... mount resumed>) = 0 [pid 5635] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5635] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5635] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5641] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5635] <... mprotect resumed>) = 0 [pid 5643] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5641] <... openat resumed>) = 3 [pid 5635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5641] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5644] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5645 attached [pid 5644] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... chdir resumed>) = 0 [pid 5636] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5634] <... copy_file_range resumed>) = 458752 [pid 5645] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5644] <... futex resumed>) = 1 [pid 5641] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5636] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] <... clone3 resumed> => {parent_tid=[5645]}, 88) = 5645 [pid 5634] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5633] <... futex resumed>) = 0 [pid 5645] <... rseq resumed>) = 0 [pid 5635] rt_sigprocmask(SIG_SETMASK, [], [pid 5634] <... futex resumed>) = 0 [pid 5633] exit_group(0 [pid 5645] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5641] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5633] <... exit_group resumed>) = ? [pid 5645] <... set_robust_list resumed>) = 0 [pid 5636] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5634] +++ exited with 0 +++ [pid 5644] +++ exited with 0 +++ [pid 5636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5633] +++ exited with 0 +++ [pid 5636] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5633, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5636] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5636] <... mprotect resumed>) = 0 [pid 5636] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5636] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5646 attached [pid 5645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5636] <... clone3 resumed> => {parent_tid=[5646]}, 88) = 5646 [pid 5646] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5636] rt_sigprocmask(SIG_SETMASK, [], [pid 5635] <... futex resumed>) = 0 [pid 5646] <... rseq resumed>) = 0 [pid 5645] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5646] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5641] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5636] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5639] <... futex resumed>) = 0 [pid 5636] <... futex resumed>) = 0 [pid 5220] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5636] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5646] <... set_robust_list resumed>) = 0 [pid 5645] <... open resumed>) = 6 [pid 5220] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5646] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] <... openat resumed>) = 3 [pid 5646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] newfstatat(3, "", [pid 5646] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5646] <... open resumed>) = 6 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5645] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... openat resumed>) = 4 [pid 5220] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5645] <... futex resumed>) = 1 [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5645] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5641] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] unlink("./29/binderfs" [pid 5645] <... open resumed>) = 7 [pid 5641] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] <... futex resumed>) = 0 [pid 5646] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... futex resumed>) = 0 [pid 5635] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... unlink resumed>) = 0 [pid 5646] <... futex resumed>) = 1 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5636] <... futex resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5636] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5636] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5646] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5645] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... openat resumed>) = 5 [pid 5645] <... futex resumed>) = 1 [pid 5635] <... futex resumed>) = 0 [pid 5646] <... open resumed>) = 7 [pid 5645] ftruncate(6, 46515 [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5635] <... futex resumed>) = 0 [pid 5641] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5639] <... futex resumed>) = 0 [pid 5646] <... futex resumed>) = 1 [pid 5641] ftruncate(5, 33587187 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5636] <... futex resumed>) = 0 [pid 5646] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5636] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5636] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] <... ftruncate resumed>) = 0 [pid 5646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] ftruncate(6, 46515 [pid 5641] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5646] <... ftruncate resumed>) = 0 [pid 5645] <... ftruncate resumed>) = 0 [pid 5641] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5645] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5646] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5645] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5635] <... futex resumed>) = 0 [pid 5645] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5635] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5635] <... futex resumed>) = 0 [pid 5645] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5646] <... futex resumed>) = 1 [pid 5636] <... futex resumed>) = 0 [pid 5636] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5636] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5635] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5646] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5645] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5637] <... copy_file_range resumed>) = 720896 [pid 5220] <... umount2 resumed>) = 0 [pid 5645] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5635] <... futex resumed>) = 0 [pid 5645] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5637] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] exit_group(0 [pid 5637] <... futex resumed>) = 0 [pid 5635] <... exit_group resumed>) = ? [pid 5645] <... futex resumed>) = ? [pid 5637] +++ exited with 0 +++ [pid 5220] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5646] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5645] +++ exited with 0 +++ [pid 5643] <... write resumed>) = 2097152 [pid 5640] <... copy_file_range resumed>) = 589824 [pid 5635] +++ exited with 0 +++ [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5646] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] munmap(0x7f0cb3600000, 138412032 [pid 5640] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5635, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5646] <... futex resumed>) = 1 [pid 5643] <... munmap resumed>) = 0 [pid 5640] <... futex resumed>) = 0 [pid 5636] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5646] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5636] exit_group(0) = ? [pid 5220] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5646] <... futex resumed>) = ? [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5646] +++ exited with 0 +++ [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5640] +++ exited with 0 +++ [pid 5636] +++ exited with 0 +++ [pid 5222] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] newfstatat(4, "", [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5636, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5222] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5220] getdents64(4, [pid 5222] <... openat resumed>) = 3 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, [pid 5643] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5643] <... openat resumed>) = 4 [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5643] ioctl(4, LOOP_SET_FD, 3 [pid 5220] <... rmdir resumed>) = 0 [pid 5641] <... copy_file_range resumed>) = 393216 [pid 5222] newfstatat(3, "", [pid 5219] <... restart_syscall resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, [pid 5219] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5219] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5641] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5643] <... ioctl resumed>) = 0 [pid 5641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5639] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5220] getdents64(3, [pid 5219] <... openat resumed>) = 3 [pid 5643] close(3 [pid 5641] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] newfstatat(3, "", [pid 5643] <... close resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] close(3 [pid 5643] close(4 [pid 5220] <... close resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5643] <... close resumed>) = 0 [pid 5220] rmdir("./29" [pid 5643] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] <... rmdir resumed>) = 0 [pid 5643] <... mkdir resumed>) = 0 [pid 5220] mkdir("./30", 0777) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5641] <... open resumed>) = 6 [pid 5222] unlink("./29/binderfs" [pid 5220] <... openat resumed>) = 3 [pid 5219] getdents64(3, [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5643] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] close(3 [pid 5222] <... unlink resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5641] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(AT_FDCWD, "./29/binderfs", [pid 5641] <... open resumed>) = 7 [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] <... futex resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5641] <... futex resumed>) = 0 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... close resumed>) = 0 [pid 5219] unlink("./29/binderfs" [pid 5641] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... unlink resumed>) = 0 [pid 5641] ftruncate(6, 46515 [pid 5639] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5641] <... ftruncate resumed>) = 0 [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5641] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5639] <... futex resumed>) = 0 [pid 5641] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5639] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5647 attached [pid 5641] <... mmap resumed>) = 0x20000000 [pid 5647] set_robust_list(0x555593f656a0, 24) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5647 [pid 5647] chdir("./30") = 0 [pid 5647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5647] setpgid(0, 0) = 0 [pid 5647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5647] write(3, "1000", 4) = 4 [pid 5647] close(3) = 0 [pid 5647] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5647] write(1, "executing program\n", 18) = 18 [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5647] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5641] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = 0 [pid 5647] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5641] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5639] exit_group(0 [pid 5641] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5641] <... futex resumed>) = ? [pid 5639] <... exit_group resumed>) = ? [pid 5219] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5647] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5641] +++ exited with 0 +++ [pid 5647] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5647] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5639] +++ exited with 0 +++ [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5647] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5639, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5222] <... umount2 resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5648 attached [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5648] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... restart_syscall resumed>) = 0 [ 77.317957][ T5643] loop3: detected capacity change from 0 to 4096 [ 77.339323][ T5643] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5648] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5219] <... openat resumed>) = 4 [pid 5648] <... set_robust_list resumed>) = 0 [pid 5647] <... clone3 resumed> => {parent_tid=[5648]}, 88) = 5648 [pid 5219] newfstatat(4, "", [pid 5648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5648] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] getdents64(4, [pid 5647] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] getdents64(4, [pid 5218] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] close(4 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... close resumed>) = 0 [pid 5218] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] rmdir("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5219] <... rmdir resumed>) = 0 [pid 5647] <... futex resumed>) = 1 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] getdents64(3, [pid 5218] newfstatat(3, "", [pid 5648] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] close(3 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... close resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5219] rmdir("./29" [pid 5218] getdents64(3, [pid 5222] newfstatat(4, "", [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5218] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] mkdir("./30", 0777 [pid 5648] memfd_create("syzkaller", 0 [pid 5222] getdents64(4, [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5222] getdents64(4, [pid 5648] <... memfd_create resumed>) = 3 [pid 5219] <... mkdir resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5648] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5643] <... mount resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5218] unlink("./30/binderfs" [pid 5648] <... mmap resumed>) = 0x7f0cb3600000 [pid 5222] close(4 [pid 5219] <... openat resumed>) = 3 [pid 5218] <... unlink resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x32\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... rmdir resumed>) = 0 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5643] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5222] getdents64(3, [pid 5643] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5643] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5222] close(3 [pid 5643] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] <... close resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5222] rmdir("./29" [pid 5643] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... rmdir resumed>) = 0 [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = 1 [pid 5222] mkdir("./30", 0777 [pid 5643] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... mkdir resumed>) = 0 [pid 5219] close(3 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5222] ioctl(3, LOOP_CLR_FD) = 0 [pid 5222] close(3 [pid 5648] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5222] <... close resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5643] <... openat resumed>) = 4 [pid 5218] <... umount2 resumed>) = 0 [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5649 attached [pid 5643] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5642] <... futex resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5649 [pid 5643] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5642] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5650 attached [pid 5649] set_robust_list(0x555593f656a0, 24 [pid 5643] <... openat resumed>) = 5 [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5650] set_robust_list(0x555593f656a0, 24 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5650 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5649] <... set_robust_list resumed>) = 0 [pid 5650] <... set_robust_list resumed>) = 0 [pid 5649] chdir("./30" [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5649] <... chdir resumed>) = 0 [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] chdir("./30" [pid 5643] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] <... prctl resumed>) = 0 [pid 5642] <... futex resumed>) = 0 [pid 5649] setpgid(0, 0 [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5649] <... setpgid resumed>) = 0 [pid 5650] <... chdir resumed>) = 0 [pid 5649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5643] ftruncate(5, 33587187 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5649] <... openat resumed>) = 3 [pid 5643] <... ftruncate resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5650] setpgid(0, 0 [pid 5649] write(3, "1000", 4 [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(4, "", [pid 5650] <... setpgid resumed>) = 0 [pid 5649] <... write resumed>) = 4 [pid 5643] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5649] close(3 [pid 5643] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5649] <... close resumed>) = 0 [pid 5642] <... futex resumed>) = 0 [pid 5649] symlink("/dev/binderfs", "./binderfs" [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] <... openat resumed>) = 3 [pid 5649] <... symlink resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5650] write(3, "1000", 4 [pid 5649] write(1, "executing program\n", 18executing program [pid 5218] getdents64(4, [pid 5649] <... write resumed>) = 18 [pid 5649] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5650] <... write resumed>) = 4 [pid 5649] <... futex resumed>) = 0 [pid 5218] getdents64(4, [pid 5650] close(3 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5650] <... close resumed>) = 0 [pid 5218] close(4 [pid 5650] symlink("/dev/binderfs", "./binderfs" [pid 5218] <... close resumed>) = 0 [pid 5650] <... symlink resumed>) = 0 [pid 5648] <... write resumed>) = 2097152 [pid 5218] rmdir("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5649] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 5650] write(1, "executing program\n", 18 [pid 5649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] getdents64(3, [pid 5650] <... write resumed>) = 18 [pid 5649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5648] munmap(0x7f0cb3600000, 138412032 [pid 5650] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5650] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5218] close(3 [pid 5650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5218] <... close resumed>) = 0 [pid 5650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] rmdir("./30" [pid 5650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5649] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5649] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5650] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5649] <... mprotect resumed>) = 0 [pid 5648] <... munmap resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5650] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5218] mkdir("./31", 0777 [pid 5650] <... mprotect resumed>) = 0 [pid 5649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5648] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5218] <... mkdir resumed>) = 0 [pid 5650] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5648] <... openat resumed>) = 4 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5650] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5648] ioctl(4, LOOP_SET_FD, 3 [pid 5218] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5651 attached ./strace-static-x86_64: Process 5652 attached [pid 5651] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5650] <... clone3 resumed> => {parent_tid=[5651]}, 88) = 5651 [pid 5652] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5649] <... clone3 resumed> => {parent_tid=[5652]}, 88) = 5652 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5652] <... rseq resumed>) = 0 [pid 5651] <... rseq resumed>) = 0 [pid 5650] rt_sigprocmask(SIG_SETMASK, [], [pid 5649] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... ioctl resumed>) = 0 [pid 5652] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5651] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] close(3 [pid 5652] <... set_robust_list resumed>) = 0 [pid 5651] <... set_robust_list resumed>) = 0 [pid 5650] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... ioctl resumed>) = 0 [pid 5652] rt_sigprocmask(SIG_SETMASK, [], [pid 5649] <... futex resumed>) = 0 [pid 5652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5648] close(3 [pid 5649] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5652] memfd_create("syzkaller", 0 [pid 5651] rt_sigprocmask(SIG_SETMASK, [], [pid 5650] <... futex resumed>) = 0 [pid 5648] <... close resumed>) = 0 [pid 5643] <... copy_file_range resumed>) = 393216 [pid 5642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5648] close(4 [pid 5652] <... memfd_create resumed>) = 3 [pid 5651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5650] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5648] <... close resumed>) = 0 [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5652] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5648] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5643] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = 0 [pid 5651] memfd_create("syzkaller", 0 [pid 5648] <... mkdir resumed>) = 0 [pid 5643] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5652] <... mmap resumed>) = 0x7f0cb3600000 [pid 5648] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5642] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5651] <... memfd_create resumed>) = 3 [pid 5642] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5651] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5642] <... mprotect resumed>) = 0 [pid 5651] <... mmap resumed>) = 0x7f0cb3600000 [pid 5642] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5218] <... close resumed>) = 0 [pid 5642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5653 attached => {parent_tid=[5653]}, 88) = 5653 [pid 5653] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5642] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5653] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5653] <... set_robust_list resumed>) = 0 [pid 5653] rt_sigprocmask(SIG_SETMASK, [], [pid 5642] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5642] <... futex resumed>) = 0 [pid 5653] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5642] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5654 attached [pid 5653] <... open resumed>) = 6 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5654 [pid 5654] set_robust_list(0x555593f656a0, 24 [pid 5653] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] <... set_robust_list resumed>) = 0 [pid 5653] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] chdir("./31" [pid 5653] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5643] <... futex resumed>) = 0 [pid 5642] <... futex resumed>) = 1 [pid 5654] <... chdir resumed>) = 0 [pid 5643] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5643] <... open resumed>) = 7 [pid 5654] setpgid(0, 0) = 0 [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5654] write(3, "1000", 4) = 4 [pid 5654] close(3) = 0 [pid 5654] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] write(1, "executing program\n", 18) = 18 [pid 5643] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5654] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5654] <... futex resumed>) = 0 [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5654] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5652] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5648] <... mount resumed>) = 0 [pid 5643] ftruncate(6, 46515 [pid 5654] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5643] <... ftruncate resumed>) = 0 [pid 5654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5648] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5654] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [ 77.525359][ T5648] loop2: detected capacity change from 0 to 4096 [ 77.556451][ T5648] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5654] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... openat resumed>) = 3 [pid 5654] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5648] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5643] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5642] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... chdir resumed>) = 0 [pid 5642] <... futex resumed>) = 0 [pid 5654] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5648] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5643] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5642] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5655 attached [pid 5654] <... clone3 resumed> => {parent_tid=[5655]}, 88) = 5655 [pid 5648] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5654] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5654] <... futex resumed>) = 0 [pid 5655] <... rseq resumed>) = 0 [pid 5654] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5655] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] <... mmap resumed>) = 0x20000000 [pid 5647] <... futex resumed>) = 0 [pid 5648] <... futex resumed>) = 1 [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5647] <... futex resumed>) = 0 [pid 5643] <... futex resumed>) = 1 [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5642] <... futex resumed>) = 0 [pid 5643] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5655] rt_sigprocmask(SIG_SETMASK, [], [pid 5648] <... openat resumed>) = 4 [pid 5642] exit_group(0 [pid 5655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5653] <... futex resumed>) = ? [pid 5651] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5643] <... futex resumed>) = ? [pid 5642] <... exit_group resumed>) = ? [pid 5655] memfd_create("syzkaller", 0 [pid 5653] +++ exited with 0 +++ [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5643] +++ exited with 0 +++ [pid 5655] <... memfd_create resumed>) = 3 [pid 5655] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5648] <... futex resumed>) = 1 [pid 5647] <... futex resumed>) = 0 [pid 5648] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5642] +++ exited with 0 +++ [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5642, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=5 /* 0.05 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5648] <... futex resumed>) = 0 [pid 5648] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5647] <... futex resumed>) = 0 [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5647] <... futex resumed>) = 0 [pid 5648] ftruncate(5, 33587187 [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5648] <... ftruncate resumed>) = 0 [pid 5221] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5652] <... write resumed>) = 2097152 [pid 5221] getdents64(3, [pid 5648] <... futex resumed>) = 1 [pid 5647] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./30/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5647] <... futex resumed>) = 0 [pid 5652] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5652] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5652] ioctl(4, LOOP_SET_FD, 3 [pid 5655] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5652] <... ioctl resumed>) = 0 [pid 5651] <... write resumed>) = 2097152 [pid 5221] <... umount2 resumed>) = 0 [pid 5652] close(3 [pid 5651] munmap(0x7f0cb3600000, 138412032 [pid 5652] <... close resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5652] close(4 [pid 5651] <... munmap resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5652] <... close resumed>) = 0 [pid 5651] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5652] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5651] <... openat resumed>) = 4 [pid 5652] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5651] ioctl(4, LOOP_SET_FD, 3 [pid 5648] <... copy_file_range resumed>) = 393216 [pid 5647] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5221] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5647] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5647] <... futex resumed>) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] getdents64(4, [pid 5648] <... futex resumed>) = 0 [pid 5648] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4 [pid 5647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5647] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5655] <... write resumed>) = 2097152 [pid 5647] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5221] <... rmdir resumed>) = 0 [ 77.682661][ T5652] loop4: detected capacity change from 0 to 4096 [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./30") = 0 [pid 5221] mkdir("./31", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5655] munmap(0x7f0cb3600000, 138412032 [pid 5651] <... ioctl resumed>) = 0 [pid 5647] <... mprotect resumed>) = 0 [pid 5655] <... munmap resumed>) = 0 [pid 5651] close(3 [pid 5647] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5651] <... close resumed>) = 0 [pid 5647] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5655] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5651] close(4 [pid 5647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5651] <... close resumed>) = 0 [pid 5655] <... openat resumed>) = 4 ./strace-static-x86_64: Process 5656 attached [pid 5651] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5647] <... clone3 resumed> => {parent_tid=[5656]}, 88) = 5656 [pid 5656] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5655] ioctl(4, LOOP_SET_FD, 3 [pid 5651] <... mkdir resumed>) = 0 [pid 5647] rt_sigprocmask(SIG_SETMASK, [], [pid 5656] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5656] rt_sigprocmask(SIG_SETMASK, [], [pid 5647] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5651] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5647] <... futex resumed>) = 0 [pid 5647] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5656] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [ 77.725123][ T5651] loop1: detected capacity change from 0 to 4096 [ 77.733708][ T5652] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [ 77.756912][ T5655] loop0: detected capacity change from 0 to 4096 [pid 5221] <... close resumed>) = 0 [pid 5656] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] <... ioctl resumed>) = 0 [pid 5652] <... mount resumed>) = 0 [pid 5655] close(3 [pid 5656] <... futex resumed>) = 1 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5647] <... futex resumed>) = 0 [pid 5656] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5655] <... close resumed>) = 0 [pid 5652] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] close(4 [pid 5652] <... openat resumed>) = 3 [pid 5648] <... futex resumed>) = 0 [pid 5647] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5657 attached [pid 5655] <... close resumed>) = 0 [pid 5652] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5648] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5655] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5652] <... chdir resumed>) = 0 [pid 5648] <... open resumed>) = 7 [pid 5655] <... mkdir resumed>) = 0 [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5652] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5648] <... futex resumed>) = 1 [pid 5647] <... futex resumed>) = 0 [pid 5652] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5648] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5657 [pid 5657] set_robust_list(0x555593f656a0, 24 [pid 5652] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... set_robust_list resumed>) = 0 [pid 5652] <... futex resumed>) = 1 [pid 5648] ftruncate(6, 46515 [pid 5657] chdir("./31" [pid 5652] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5648] <... ftruncate resumed>) = 0 [pid 5657] <... chdir resumed>) = 0 [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5648] <... futex resumed>) = 0 [pid 5657] <... prctl resumed>) = 0 [pid 5648] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] setpgid(0, 0) = 0 [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5649] <... futex resumed>) = 0 [pid 5648] <... futex resumed>) = 0 [pid 5647] <... futex resumed>) = 1 [pid 5655] <... mount resumed>) = 0 [pid 5649] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5652] <... futex resumed>) = 0 [pid 5649] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5652] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5648] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5655] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5652] <... openat resumed>) = 4 [pid 5651] <... mount resumed>) = 0 [pid 5647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5652] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] <... openat resumed>) = 3 [pid 5657] write(3, "1000", 4 [pid 5652] <... futex resumed>) = 1 [pid 5651] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5649] <... futex resumed>) = 0 [pid 5647] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5657] <... write resumed>) = 4 [pid 5655] <... chdir resumed>) = 0 [pid 5652] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5651] <... openat resumed>) = 3 [pid 5649] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... futex resumed>) = 0 [pid 5647] <... futex resumed>) = 1 [pid 5657] close(3 [pid 5655] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5651] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5649] <... futex resumed>) = 0 [pid 5648] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5647] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] <... close resumed>) = 0 [pid 5655] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5652] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5651] <... chdir resumed>) = 0 [pid 5649] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] symlink("/dev/binderfs", "./binderfs" [pid 5655] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... mmap resumed>) = 0x20000000 [pid 5655] <... futex resumed>) = 1 [pid 5651] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5657] <... symlink resumed>) = 0 [pid 5655] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5654] <... futex resumed>) = 0 [pid 5652] <... openat resumed>) = 5 [pid 5651] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5648] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] write(1, "executing program\n", 18 [pid 5654] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5648] <... futex resumed>) = 1 [pid 5647] <... futex resumed>) = 0 [pid 5657] <... write resumed>) = 18 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 1 [pid 5652] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] <... futex resumed>) = 1 [pid 5650] <... futex resumed>) = 0 [pid 5648] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5654] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5652] <... futex resumed>) = 1 [pid 5651] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5650] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] <... futex resumed>) = 0 [ 77.774613][ T5651] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 77.805690][ T5655] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5647] exit_group(0 [pid 5657] <... futex resumed>) = 0 [pid 5655] <... openat resumed>) = 4 [pid 5652] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5656] <... futex resumed>) = ? [pid 5650] <... futex resumed>) = 0 [pid 5649] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] <... futex resumed>) = ? [pid 5647] <... exit_group resumed>) = ? [pid 5657] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5656] +++ exited with 0 +++ [pid 5655] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5651] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5650] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5649] <... futex resumed>) = 0 [pid 5648] +++ exited with 0 +++ [pid 5657] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5655] <... futex resumed>) = 1 [pid 5654] <... futex resumed>) = 0 [pid 5652] ftruncate(5, 33587187 [pid 5651] <... openat resumed>) = 4 [pid 5649] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5647] +++ exited with 0 +++ [pid 5657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5655] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5654] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5652] <... ftruncate resumed>) = 0 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5647, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=7 /* 0.07 s */} --- [pid 5657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5654] <... futex resumed>) = 0 [pid 5652] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5655] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5654] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5652] <... futex resumed>) = 1 [pid 5651] <... futex resumed>) = 1 [pid 5650] <... futex resumed>) = 0 [pid 5649] <... futex resumed>) = 0 [pid 5657] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5655] <... openat resumed>) = 5 [pid 5652] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5651] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5650] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5657] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5655] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5651] <... openat resumed>) = 5 [pid 5650] <... futex resumed>) = 0 [pid 5649] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5657] <... mprotect resumed>) = 0 [pid 5655] <... futex resumed>) = 1 [pid 5654] <... futex resumed>) = 0 [pid 5652] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5650] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5649] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5657] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5655] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5654] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5657] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5220] newfstatat(3, "", [pid 5657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5654] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5651] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5651] <... futex resumed>) = 1 [pid 5650] <... futex resumed>) = 0 [pid 5220] getdents64(3, ./strace-static-x86_64: Process 5658 attached [pid 5655] ftruncate(5, 33587187 [pid 5651] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5650] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5658] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5657] <... clone3 resumed> => {parent_tid=[5658]}, 88) = 5658 [pid 5655] <... ftruncate resumed>) = 0 [pid 5650] <... futex resumed>) = 0 [pid 5220] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5658] <... rseq resumed>) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [], [pid 5655] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5650] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5658] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5655] <... futex resumed>) = 1 [pid 5654] <... futex resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5658] <... set_robust_list resumed>) = 0 [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5658] rt_sigprocmask(SIG_SETMASK, [], [pid 5657] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5220] unlink("./30/binderfs" [pid 5658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5654] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5651] ftruncate(5, 33587187 [pid 5220] <... unlink resumed>) = 0 [pid 5658] memfd_create("syzkaller", 0 [pid 5655] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5651] <... ftruncate resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5658] <... memfd_create resumed>) = 3 [pid 5651] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5651] <... futex resumed>) = 1 [pid 5650] <... futex resumed>) = 0 [pid 5658] <... mmap resumed>) = 0x7f0cb3600000 [pid 5651] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5650] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5650] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5658] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5649] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5649] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5649] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5649] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5659 attached => {parent_tid=[5659]}, 88) = 5659 [pid 5649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5649] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5649] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5659] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5659] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5659] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5220] <... umount2 resumed>) = 0 [pid 5659] <... open resumed>) = 6 [pid 5654] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5659] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] <... futex resumed>) = 1 [pid 5654] <... futex resumed>) = 0 [pid 5649] <... futex resumed>) = 0 [pid 5659] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5649] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5649] <... futex resumed>) = 0 [pid 5654] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5649] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... mprotect resumed>) = 0 [pid 5659] <... open resumed>) = 7 [pid 5220] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5659] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5659] <... futex resumed>) = 1 [pid 5649] <... futex resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5659] ftruncate(6, 46515 [pid 5649] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5649] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5654] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5650] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5659] <... ftruncate resumed>) = 0 [pid 5654] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5659] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5650] <... mmap resumed>) = 0x7f0cbbaea000 ./strace-static-x86_64: Process 5660 attached [pid 5654] <... clone3 resumed> => {parent_tid=[5660]}, 88) = 5660 [pid 5654] rt_sigprocmask(SIG_SETMASK, [], [pid 5660] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5659] <... futex resumed>) = 1 [pid 5654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5650] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5649] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 4 [pid 5649] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5649] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5660] <... rseq resumed>) = 0 [pid 5659] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5654] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] <... mprotect resumed>) = 0 [pid 5220] newfstatat(4, "", [pid 5660] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5654] <... futex resumed>) = 0 [pid 5660] <... set_robust_list resumed>) = 0 [pid 5654] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5650] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5660] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5650] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] getdents64(4, [pid 5650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 5661 attached [pid 5220] getdents64(4, [pid 5661] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5650] <... clone3 resumed> => {parent_tid=[5661]}, 88) = 5661 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5661] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5650] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] close(4 [pid 5661] <... set_robust_list resumed>) = 0 [pid 5650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... close resumed>) = 0 [pid 5661] rt_sigprocmask(SIG_SETMASK, [], [pid 5650] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] rmdir("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5650] <... futex resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5661] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5658] <... write resumed>) = 2097152 [pid 5650] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5661] <... open resumed>) = 6 [pid 5660] <... open resumed>) = 6 [pid 5659] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5652] <... copy_file_range resumed>) = 458752 [pid 5220] getdents64(3, [pid 5659] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5659] <... futex resumed>) = 1 [pid 5649] <... futex resumed>) = 0 [pid 5652] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] close(3 [pid 5652] <... futex resumed>) = 0 [pid 5649] exit_group(0) = ? [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("./30") = 0 [pid 5660] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] munmap(0x7f0cb3600000, 138412032 [pid 5652] +++ exited with 0 +++ [pid 5660] <... futex resumed>) = 1 [pid 5654] <... futex resumed>) = 0 [pid 5660] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5654] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5654] <... futex resumed>) = 0 [pid 5660] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5654] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5660] <... open resumed>) = 7 [pid 5658] <... munmap resumed>) = 0 [pid 5220] mkdir("./31", 0777 [pid 5661] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... mkdir resumed>) = 0 [pid 5661] <... futex resumed>) = 1 [pid 5660] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] <... futex resumed>) = 0 [pid 5661] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5660] <... futex resumed>) = 1 [pid 5654] <... futex resumed>) = 0 [pid 5660] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5659] +++ exited with 0 +++ [pid 5654] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] +++ exited with 0 +++ [pid 5661] <... futex resumed>) = 0 [pid 5660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5654] <... futex resumed>) = 0 [pid 5650] <... futex resumed>) = 1 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5649, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} --- [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5661] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5650] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5658] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... openat resumed>) = 3 [pid 5658] <... openat resumed>) = 4 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5658] ioctl(4, LOOP_SET_FD, 3 [pid 5220] <... ioctl resumed>) = 0 [pid 5660] ftruncate(6, 46515 [pid 5654] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... restart_syscall resumed>) = 0 [pid 5660] <... ftruncate resumed>) = 0 [pid 5222] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] newfstatat(3, "", [pid 5661] <... open resumed>) = 7 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5661] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5220] close(3 [pid 5661] <... futex resumed>) = 1 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5661] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./30/binderfs") = 0 [pid 5222] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5650] <... futex resumed>) = 0 [pid 5650] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] <... futex resumed>) = 0 [pid 5650] <... futex resumed>) = 1 [pid 5661] ftruncate(6, 46515 [pid 5650] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5660] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5658] <... ioctl resumed>) = 0 [pid 5660] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5658] close(3 [pid 5661] <... ftruncate resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5654] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] <... close resumed>) = 0 [pid 5658] close(4 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5661] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] <... futex resumed>) = 0 [pid 5658] <... close resumed>) = 0 [pid 5654] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5662 attached [pid 5660] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5654] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5662] set_robust_list(0x555593f656a0, 24) = 0 [pid 5662] chdir("./31" [pid 5661] <... futex resumed>) = 1 [pid 5658] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5650] <... futex resumed>) = 0 [pid 5662] <... chdir resumed>) = 0 [pid 5661] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5658] <... mkdir resumed>) = 0 [pid 5650] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5662 [pid 5650] <... futex resumed>) = 0 [pid 5662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5658] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5650] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5662] <... prctl resumed>) = 0 [ 77.997164][ T5658] loop3: detected capacity change from 0 to 4096 [pid 5662] setpgid(0, 0 [pid 5660] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5662] <... setpgid resumed>) = 0 [pid 5660] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] <... copy_file_range resumed>) = 655360 [pid 5660] <... futex resumed>) = 1 [pid 5654] <... futex resumed>) = 0 [pid 5662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5660] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5662] <... openat resumed>) = 3 [pid 5661] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5655] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] <... copy_file_range resumed>) = 917504 [pid 5661] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] <... futex resumed>) = 0 [pid 5651] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] <... futex resumed>) = 1 [pid 5655] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5651] <... futex resumed>) = 0 [pid 5650] <... futex resumed>) = 0 [pid 5651] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5662] write(3, "1000", 4 [pid 5661] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5654] exit_group(0 [pid 5650] exit_group(0 [pid 5222] <... umount2 resumed>) = 0 [pid 5662] <... write resumed>) = 4 [pid 5661] <... futex resumed>) = ? executing program [pid 5660] <... futex resumed>) = ? [pid 5655] <... futex resumed>) = ? [pid 5654] <... exit_group resumed>) = ? [pid 5651] <... futex resumed>) = ? [pid 5650] <... exit_group resumed>) = ? [pid 5662] close(3 [pid 5661] +++ exited with 0 +++ [pid 5660] +++ exited with 0 +++ [pid 5655] +++ exited with 0 +++ [pid 5654] +++ exited with 0 +++ [pid 5662] <... close resumed>) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5654, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} --- [pid 5662] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5662] write(1, "executing program\n", 18) = 18 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5662] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5651] +++ exited with 0 +++ [pid 5650] +++ exited with 0 +++ [pid 5662] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5650, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5662] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5222] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5662] <... mprotect resumed>) = 0 [pid 5662] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5662] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5663 attached [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5662] <... clone3 resumed> => {parent_tid=[5663]}, 88) = 5663 [pid 5663] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5662] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... restart_syscall resumed>) = 0 [pid 5663] <... rseq resumed>) = 0 [pid 5662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5658] <... mount resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5663] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5663] <... set_robust_list resumed>) = 0 [pid 5662] <... futex resumed>) = 0 [pid 5658] <... openat resumed>) = 3 [pid 5219] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... openat resumed>) = 4 [pid 5663] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5658] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5219] <... openat resumed>) = 3 [pid 5218] <... openat resumed>) = 3 [pid 5663] memfd_create("syzkaller", 0 [pid 5658] <... chdir resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5219] newfstatat(3, "", [pid 5218] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5658] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5218] unlink("./31/binderfs" [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] <... unlink resumed>) = 0 [pid 5658] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] getdents64(4, [pid 5219] getdents64(3, [pid 5218] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5663] <... memfd_create resumed>) = 3 [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5663] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5658] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5663] <... mmap resumed>) = 0x7f0cb3600000 [pid 5658] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... futex resumed>) = 0 [pid 5222] getdents64(4, [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] newfstatat(AT_FDCWD, "./30/binderfs", [pid 5658] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5222] close(4 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 78.046696][ T5658] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5222] <... close resumed>) = 0 [pid 5219] unlink("./30/binderfs" [pid 5222] rmdir("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] <... unlink resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5222] close(3) = 0 [pid 5222] rmdir("./30") = 0 [pid 5222] mkdir("./31", 0777 [pid 5658] <... openat resumed>) = 4 [pid 5218] <... umount2 resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5658] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5658] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... futex resumed>) = 0 [pid 5658] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5658] <... openat resumed>) = 5 [pid 5222] <... ioctl resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] close(3 [pid 5218] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = 0 [pid 5658] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5658] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5657] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5658] ftruncate(5, 33587187 [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5658] <... ftruncate resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] umount2("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5663] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... rmdir resumed>) = 0 [pid 5658] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5218] rmdir("./31") = 0 [pid 5218] mkdir("./32", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5657] <... futex resumed>) = 0 [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... openat resumed>) = 4 [pid 5218] <... openat resumed>) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] close(3 [pid 5658] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5219] newfstatat(4, "", [pid 5222] <... close resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, ./strace-static-x86_64: Process 5664 attached [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5664 [pid 5664] set_robust_list(0x555593f656a0, 24) = 0 [pid 5664] chdir("./31") = 0 [pid 5664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5663] <... write resumed>) = 2097152 [pid 5664] <... prctl resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4 [pid 5664] setpgid(0, 0 [pid 5663] munmap(0x7f0cb3600000, 138412032 [pid 5219] <... close resumed>) = 0 [pid 5664] <... setpgid resumed>) = 0 [pid 5664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5664] write(3, "1000", 4) = 4 [pid 5663] <... munmap resumed>) = 0 [pid 5219] rmdir("\x2e\x2f\x33\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5664] close(3) = 0 [pid 5664] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5219] <... rmdir resumed>) = 0 executing program [pid 5664] write(1, "executing program\n", 18) = 18 [pid 5664] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5219] getdents64(3, [pid 5218] <... close resumed>) = 0 [pid 5664] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5664] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5219] close(3 [pid 5664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5219] <... close resumed>) = 0 [pid 5664] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5219] rmdir("./30" [pid 5664] <... mprotect resumed>) = 0 [pid 5663] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5664] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] <... rmdir resumed>) = 0 [pid 5664] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5665 attached [pid 5219] mkdir("./31", 0777./strace-static-x86_64: Process 5666 attached [pid 5664] <... clone3 resumed> => {parent_tid=[5665]}, 88) = 5665 [pid 5219] <... mkdir resumed>) = 0 [pid 5657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5666] set_robust_list(0x555593f656a0, 24 [pid 5665] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5664] rt_sigprocmask(SIG_SETMASK, [], [pid 5657] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5665] <... rseq resumed>) = 0 [pid 5664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5663] <... openat resumed>) = 4 [pid 5657] <... futex resumed>) = 0 [pid 5665] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5664] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] ioctl(4, LOOP_SET_FD, 3 [pid 5657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] <... openat resumed>) = 3 [pid 5665] <... set_robust_list resumed>) = 0 [pid 5664] <... futex resumed>) = 0 [pid 5665] rt_sigprocmask(SIG_SETMASK, [], [pid 5657] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5665] memfd_create("syzkaller", 0 [pid 5664] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5665] <... memfd_create resumed>) = 3 [pid 5665] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5666] <... set_robust_list resumed>) = 0 [pid 5657] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5219] <... ioctl resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5666 [pid 5219] close(3 [pid 5657] <... mprotect resumed>) = 0 [pid 5666] chdir("./32" [pid 5658] <... copy_file_range resumed>) = 393216 [pid 5657] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5666] <... chdir resumed>) = 0 [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5658] <... futex resumed>) = 0 [pid 5657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5666] <... prctl resumed>) = 0 [pid 5658] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5667 attached [pid 5666] setpgid(0, 0) = 0 [pid 5657] <... clone3 resumed> => {parent_tid=[5667]}, 88) = 5667 [pid 5667] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5663] <... ioctl resumed>) = 0 [pid 5657] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] <... close resumed>) = 0 [pid 5657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5657] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5667] <... rseq resumed>) = 0 [pid 5666] <... openat resumed>) = 3 [pid 5663] close(3 [pid 5657] <... futex resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5667] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5666] write(3, "1000", 4 [pid 5665] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5663] <... close resumed>) = 0 [pid 5657] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5668 attached [pid 5667] <... set_robust_list resumed>) = 0 [pid 5666] <... write resumed>) = 4 [pid 5663] close(4 [pid 5668] set_robust_list(0x555593f656a0, 24 [pid 5667] rt_sigprocmask(SIG_SETMASK, [], [pid 5666] close(3 [pid 5668] <... set_robust_list resumed>) = 0 [pid 5667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5663] <... close resumed>) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5668 [pid 5666] <... close resumed>) = 0 [pid 5667] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5668] chdir("./31" [pid 5667] <... open resumed>) = 6 [pid 5666] symlink("/dev/binderfs", "./binderfs" [pid 5663] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5666] <... symlink resumed>) = 0 [pid 5663] <... mkdir resumed>) = 0 [pid 5663] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5668] <... chdir resumed>) = 0 [pid 5667] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5667] <... futex resumed>) = 1 [pid 5666] write(1, "executing program\n", 18 [pid 5657] <... futex resumed>) = 0 [pid 5668] <... prctl resumed>) = 0 [pid 5667] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] setpgid(0, 0 [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] <... setpgid resumed>) = 0 [pid 5657] <... futex resumed>) = 1 [pid 5668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 78.216966][ T5663] loop2: detected capacity change from 0 to 4096 [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5668] <... openat resumed>) = 3 [pid 5668] write(3, "1000", 4) = 4 [pid 5668] close(3executing program ) = 0 [pid 5668] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5668] write(1, "executing program\n", 18) = 18 [pid 5668] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5668] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5668] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program NULL, 8) = 0 [pid 5658] <... futex resumed>) = 0 [pid 5666] <... write resumed>) = 18 [pid 5668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5668] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5668] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5669 attached => {parent_tid=[5669]}, 88) = 5669 [pid 5669] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5669] <... rseq resumed>) = 0 [pid 5668] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5666] <... futex resumed>) = 0 [pid 5658] <... open resumed>) = 7 [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5666] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5658] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] <... futex resumed>) = 0 [pid 5666] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5669] <... set_robust_list resumed>) = 0 [pid 5668] <... futex resumed>) = 0 [pid 5666] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] rt_sigprocmask(SIG_SETMASK, [], [pid 5668] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5657] <... futex resumed>) = 1 [pid 5658] <... futex resumed>) = 0 [pid 5669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5658] ftruncate(6, 46515 [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5669] memfd_create("syzkaller", 0 [pid 5666] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5658] <... ftruncate resumed>) = 0 [pid 5666] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... mprotect resumed>) = 0 [pid 5658] <... futex resumed>) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5666] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5658] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5657] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] <... memfd_create resumed>) = 3 [pid 5666] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5665] <... write resumed>) = 2097152 [pid 5663] <... mount resumed>) = 0 [pid 5658] <... mmap resumed>) = 0x20000000 [pid 5657] <... futex resumed>) = 0 [pid 5669] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5657] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5669] <... mmap resumed>) = 0x7f0cb3600000 [pid 5663] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5658] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5670 attached ) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5666] <... clone3 resumed> => {parent_tid=[5670]}, 88) = 5670 [pid 5665] munmap(0x7f0cb3600000, 138412032 [pid 5658] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5657] exit_group(0 [pid 5670] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5667] <... futex resumed>) = ? [pid 5665] <... munmap resumed>) = 0 [pid 5663] <... openat resumed>) = 3 [pid 5658] <... futex resumed>) = ? [pid 5657] <... exit_group resumed>) = ? [pid 5670] <... rseq resumed>) = 0 [pid 5667] +++ exited with 0 +++ [pid 5663] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5670] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5663] <... chdir resumed>) = 0 [pid 5670] <... set_robust_list resumed>) = 0 [pid 5663] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5670] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5666] rt_sigprocmask(SIG_SETMASK, [], [pid 5663] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5658] +++ exited with 0 +++ [pid 5657] +++ exited with 0 +++ [pid 5666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5665] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5670] memfd_create("syzkaller", 0 [pid 5669] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5657, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5670] <... memfd_create resumed>) = 3 [pid 5665] <... openat resumed>) = 4 [pid 5663] <... futex resumed>) = 1 [pid 5662] <... futex resumed>) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5670] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5665] ioctl(4, LOOP_SET_FD, 3 [pid 5663] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [ 78.284659][ T5663] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5670] <... mmap resumed>) = 0x7f0cb3600000 [pid 5663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5662] <... futex resumed>) = 0 [pid 5665] <... ioctl resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5665] close(3) = 0 [pid 5221] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5665] close(4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./31/binderfs") = 0 [pid 5663] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5221] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5663] <... openat resumed>) = 4 [pid 5665] <... close resumed>) = 0 [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5663] <... futex resumed>) = 1 [pid 5662] <... futex resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5665] <... mkdir resumed>) = 0 [pid 5663] <... openat resumed>) = 5 [pid 5662] <... futex resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5662] <... futex resumed>) = 0 [pid 5663] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5662] <... futex resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5663] ftruncate(5, 33587187) = 0 [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5663] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5669] <... write resumed>) = 2097152 [pid 5662] <... futex resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5663] <... futex resumed>) = 0 [pid 5662] <... futex resumed>) = 1 [pid 5221] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5663] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5669] munmap(0x7f0cb3600000, 138412032 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5670] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5669] <... munmap resumed>) = 0 [pid 5221] getdents64(3, [pid 5669] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5669] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./31") = 0 [pid 5221] mkdir("./32", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [ 78.353621][ T5665] loop4: detected capacity change from 0 to 4096 [ 78.383851][ T5665] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5665] <... mount resumed>) = 0 [pid 5665] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5665] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5669] <... ioctl resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5669] close(3 [pid 5665] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5662] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5669] <... close resumed>) = 0 [pid 5665] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5662] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5670] <... write resumed>) = 2097152 [pid 5669] close(4 [pid 5665] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5671 attached [pid 5670] munmap(0x7f0cb3600000, 138412032 [pid 5669] <... close resumed>) = 0 [pid 5665] <... futex resumed>) = 1 [pid 5664] <... futex resumed>) = 0 [pid 5662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5671] set_robust_list(0x555593f656a0, 24 [pid 5664] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... set_robust_list resumed>) = 0 [pid 5662] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5664] <... futex resumed>) = 0 [pid 5665] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5662] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5664] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5671 [pid 5671] chdir("./32" [pid 5662] <... mprotect resumed>) = 0 [pid 5671] <... chdir resumed>) = 0 [pid 5662] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5662] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5671] <... prctl resumed>) = 0 [pid 5669] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5671] setpgid(0, 0) = 0 [pid 5662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5669] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5672 attached [pid 5669] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5672] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5671] <... openat resumed>) = 3 [pid 5662] <... clone3 resumed> => {parent_tid=[5672]}, 88) = 5672 [pid 5671] write(3, "1000", 4) = 4 [pid 5671] close(3) = 0 [pid 5671] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5663] <... copy_file_range resumed>) = 393216 executing program [pid 5671] write(1, "executing program\n", 18) = 18 [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5671] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [ 78.419997][ T5669] loop1: detected capacity change from 0 to 4096 [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5663] <... futex resumed>) = 0 [pid 5662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5671] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5663] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5662] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... mprotect resumed>) = 0 [pid 5662] <... futex resumed>) = 0 [pid 5672] <... rseq resumed>) = 0 [pid 5671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5665] <... openat resumed>) = 4 [pid 5662] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5672] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5672] <... set_robust_list resumed>) = 0 [pid 5671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5665] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5673 attached [pid 5672] rt_sigprocmask(SIG_SETMASK, [], [pid 5670] <... munmap resumed>) = 0 [pid 5665] <... futex resumed>) = 1 [pid 5664] <... futex resumed>) = 0 [pid 5673] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5664] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... rseq resumed>) = 0 [pid 5671] <... clone3 resumed> => {parent_tid=[5673]}, 88) = 5673 [pid 5664] <... futex resumed>) = 0 [pid 5673] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5671] rt_sigprocmask(SIG_SETMASK, [], [pid 5664] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5673] <... set_robust_list resumed>) = 0 [pid 5671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5673] rt_sigprocmask(SIG_SETMASK, [], [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5671] <... futex resumed>) = 0 [pid 5673] memfd_create("syzkaller", 0 [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5673] <... memfd_create resumed>) = 3 [pid 5672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5670] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5665] <... openat resumed>) = 5 [pid 5672] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5670] <... openat resumed>) = 4 [pid 5665] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5670] ioctl(4, LOOP_SET_FD, 3 [pid 5665] <... futex resumed>) = 1 [pid 5664] <... futex resumed>) = 0 [pid 5673] <... mmap resumed>) = 0x7f0cb3600000 [pid 5665] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5664] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5664] <... futex resumed>) = 0 [pid 5665] ftruncate(5, 33587187 [pid 5664] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5665] <... ftruncate resumed>) = 0 [pid 5665] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5664] <... futex resumed>) = 0 [pid 5672] <... open resumed>) = 6 [pid 5665] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5664] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... ioctl resumed>) = 0 [pid 5672] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] close(3 [pid 5664] <... futex resumed>) = 0 [pid 5664] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5670] <... close resumed>) = 0 [pid 5672] <... futex resumed>) = 1 [pid 5670] close(4 [pid 5662] <... futex resumed>) = 0 [pid 5672] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5670] <... close resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] <... futex resumed>) = 0 [pid 5662] <... futex resumed>) = 1 [pid 5663] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] <... open resumed>) = 7 [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5662] <... futex resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] ftruncate(6, 46515) = 0 [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] <... futex resumed>) = 0 [pid 5662] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5662] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5663] <... futex resumed>) = 1 [pid 5663] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5670] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5663] <... mmap resumed>) = 0x20000000 [pid 5673] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5670] <... mkdir resumed>) = 0 [pid 5663] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5663] <... futex resumed>) = 1 [pid 5662] <... futex resumed>) = 0 [pid 5663] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5662] exit_group(0 [pid 5663] <... futex resumed>) = ? [pid 5662] <... exit_group resumed>) = ? [pid 5663] +++ exited with 0 +++ [ 78.479215][ T5669] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 78.515142][ T5670] loop0: detected capacity change from 0 to 4096 [pid 5672] <... futex resumed>) = ? [pid 5672] +++ exited with 0 +++ [pid 5662] +++ exited with 0 +++ [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5662, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5664] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5664] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5664] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5664] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5220] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 5674 attached [pid 5674] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5664] <... clone3 resumed> => {parent_tid=[5674]}, 88) = 5674 [pid 5220] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5674] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5664] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5674] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5664] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5664] <... futex resumed>) = 0 [pid 5664] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5669] <... mount resumed>) = 0 [pid 5674] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5220] newfstatat(3, "", [pid 5669] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5674] <... open resumed>) = 6 [pid 5669] <... openat resumed>) = 3 [pid 5220] getdents64(3, [pid 5674] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5669] <... chdir resumed>) = 0 [pid 5669] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5220] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5674] <... futex resumed>) = 1 [pid 5669] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5664] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5674] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5669] <... futex resumed>) = 1 [pid 5664] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5674] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5669] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5664] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] unlink("./31/binderfs" [pid 5668] <... futex resumed>) = 0 [pid 5220] <... unlink resumed>) = 0 [pid 5673] <... write resumed>) = 2097152 [pid 5668] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5674] <... open resumed>) = 7 [pid 5669] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 1 [pid 5674] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] munmap(0x7f0cb3600000, 138412032 [pid 5669] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5668] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] <... futex resumed>) = 1 [pid 5669] <... openat resumed>) = 4 [pid 5664] <... futex resumed>) = 0 [pid 5674] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5668] <... futex resumed>) = 0 [pid 5664] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5674] <... futex resumed>) = 0 [pid 5669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5668] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] <... futex resumed>) = 1 [pid 5674] ftruncate(6, 46515 [pid 5673] <... munmap resumed>) = 0 [pid 5669] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5668] <... futex resumed>) = 0 [pid 5664] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] <... ftruncate resumed>) = 0 [pid 5673] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5669] <... openat resumed>) = 5 [pid 5668] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... openat resumed>) = 4 [ 78.559029][ T5670] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5674] <... futex resumed>) = 1 [pid 5673] ioctl(4, LOOP_SET_FD, 3 [pid 5669] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] <... futex resumed>) = 0 [pid 5674] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5664] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5669] <... futex resumed>) = 1 [pid 5668] <... futex resumed>) = 0 [pid 5664] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5674] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5669] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5664] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5673] <... ioctl resumed>) = 0 [pid 5668] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5674] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5673] close(3 [pid 5669] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 1 [pid 5664] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5674] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5673] <... close resumed>) = 0 [pid 5670] <... mount resumed>) = 0 [pid 5669] ftruncate(5, 33587187 [pid 5668] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5665] <... copy_file_range resumed>) = 655360 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5673] close(4 [pid 5670] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5669] <... ftruncate resumed>) = 0 [pid 5673] <... close resumed>) = 0 [pid 5670] <... openat resumed>) = 3 [pid 5669] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5673] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5670] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5665] <... futex resumed>) = 0 [pid 5664] exit_group(0 [pid 5220] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5674] <... futex resumed>) = ? [pid 5670] <... chdir resumed>) = 0 [pid 5669] <... futex resumed>) = 1 [pid 5668] <... futex resumed>) = 0 [pid 5664] <... exit_group resumed>) = ? [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5674] +++ exited with 0 +++ [pid 5670] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5665] +++ exited with 0 +++ [pid 5670] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... futex resumed>) = 0 [pid 5670] <... futex resumed>) = 1 [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5666] <... futex resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5664] +++ exited with 0 +++ [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5669] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5664, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5220] <... openat resumed>) = 4 [pid 5673] <... mkdir resumed>) = 0 [pid 5669] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 1 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] newfstatat(4, "", [pid 5669] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5668] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5670] <... openat resumed>) = 4 [ 78.627900][ T5673] loop3: detected capacity change from 0 to 4096 [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] <... restart_syscall resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5670] <... futex resumed>) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5220] getdents64(4, [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5670] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5666] <... futex resumed>) = 0 [pid 5670] <... openat resumed>) = 5 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] getdents64(4, [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] close(4 [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5670] <... futex resumed>) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(3, "", [pid 5220] getdents64(3, [pid 5670] ftruncate(5, 33587187 [pid 5666] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5670] <... ftruncate resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, [pid 5220] close(3) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] rmdir("./31" [pid 5222] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... rmdir resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5670] <... futex resumed>) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] mkdir("./32", 0777 [pid 5222] unlink("./31/binderfs" [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... unlink resumed>) = 0 [pid 5670] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5666] <... futex resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... mkdir resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3 [pid 5668] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5668] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5668] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5668] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5675 attached [pid 5220] <... close resumed>) = 0 [pid 5668] <... clone3 resumed> => {parent_tid=[5675]}, 88) = 5675 [pid 5675] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5675] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5675] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 78.673121][ T5673] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5668] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... mount resumed>) = 0 [pid 5666] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5666] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5222] <... umount2 resumed>) = 0 [pid 5668] <... futex resumed>) = 1 [pid 5666] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5666] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5675] <... futex resumed>) = 0 [pid 5666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5676 attached [pid 5675] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5670] <... copy_file_range resumed>) = 393216 [pid 5676] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5675] <... open resumed>) = 6 [pid 5673] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5668] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5666] <... clone3 resumed> => {parent_tid=[5676]}, 88) = 5676 [pid 5222] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5676] <... rseq resumed>) = 0 [pid 5666] rt_sigprocmask(SIG_SETMASK, [], [pid 5676] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5666] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5677 attached [pid 5676] <... set_robust_list resumed>) = 0 [pid 5673] <... openat resumed>) = 3 [pid 5666] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] set_robust_list(0x555593f656a0, 24 [pid 5676] rt_sigprocmask(SIG_SETMASK, [], [pid 5673] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5666] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5677 [pid 5676] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5673] <... chdir resumed>) = 0 [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5677] <... set_robust_list resumed>) = 0 [pid 5676] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5675] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5670] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5677] chdir("./32" [pid 5676] <... open resumed>) = 6 [pid 5675] <... futex resumed>) = 1 [pid 5673] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5668] <... futex resumed>) = 0 [pid 5677] <... chdir resumed>) = 0 [pid 5670] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5677] <... prctl resumed>) = 0 [pid 5668] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5677] setpgid(0, 0 [pid 5676] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5677] <... setpgid resumed>) = 0 [pid 5676] <... futex resumed>) = 1 [pid 5675] <... open resumed>) = 7 [pid 5673] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5676] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5675] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5671] <... futex resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] <... futex resumed>) = 1 [pid 5673] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5670] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 0 [pid 5666] <... futex resumed>) = 1 [pid 5677] <... openat resumed>) = 3 [pid 5677] write(3, "1000", 4 [pid 5675] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5673] <... openat resumed>) = 4 [pid 5670] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5668] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5677] <... write resumed>) = 4 [pid 5675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... open resumed>) = 7 [pid 5668] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5677] close(3 [pid 5675] ftruncate(6, 46515 [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(4, "", [pid 5677] <... close resumed>) = 0 [pid 5673] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... futex resumed>) = 1 [pid 5666] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5677] symlink("/dev/binderfs", "./binderfs" [pid 5671] <... futex resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5677] <... symlink resumed>) = 0 [pid 5675] <... ftruncate resumed>) = 0 [pid 5673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5670] ftruncate(6, 46515 [pid 5666] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5677] write(1, "executing program\n", 18executing program [pid 5675] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5670] <... ftruncate resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5677] <... write resumed>) = 18 [pid 5675] <... futex resumed>) = 1 [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] <... futex resumed>) = 0 [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5673] <... openat resumed>) = 5 [pid 5670] <... futex resumed>) = 1 [pid 5668] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5666] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5677] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 0 [pid 5666] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(4 [pid 5677] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5670] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5668] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5666] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5677] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5675] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5673] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] <... copy_file_range resumed>) = 786432 [pid 5666] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] rmdir("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5675] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5671] <... futex resumed>) = 0 [pid 5670] <... mmap resumed>) = 0x20000000 [pid 5669] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rmdir resumed>) = 0 [pid 5677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5675] <... futex resumed>) = 1 [pid 5673] ftruncate(5, 33587187 [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5670] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 0 [pid 5677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5675] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5673] <... ftruncate resumed>) = 0 [pid 5670] <... futex resumed>) = 1 [pid 5669] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] exit_group(0 [pid 5666] <... futex resumed>) = 0 [pid 5222] getdents64(3, [pid 5677] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5675] <... futex resumed>) = ? [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] <... futex resumed>) = ? [pid 5668] <... exit_group resumed>) = ? [pid 5666] exit_group(0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5677] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5675] +++ exited with 0 +++ [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5669] +++ exited with 0 +++ [pid 5222] close(3 [pid 5677] <... mprotect resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] rmdir("./31" [pid 5677] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5676] <... futex resumed>) = ? [pid 5673] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] +++ exited with 0 +++ [pid 5666] <... exit_group resumed>) = ? [pid 5222] <... rmdir resumed>) = 0 [pid 5670] <... futex resumed>) = ? [pid 5677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5676] +++ exited with 0 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5668, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5671] <... futex resumed>) = 0 [pid 5219] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5678 attached [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5670] +++ exited with 0 +++ [pid 5666] +++ exited with 0 +++ [pid 5222] mkdir("./32", 0777 [pid 5677] <... clone3 resumed> => {parent_tid=[5678]}, 88) = 5678 [pid 5219] <... restart_syscall resumed>) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5666, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5678] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5677] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] <... mkdir resumed>) = 0 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5678] <... rseq resumed>) = 0 [pid 5677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5678] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5219] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5678] rt_sigprocmask(SIG_SETMASK, [], [pid 5677] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5222] <... openat resumed>) = 3 [pid 5219] <... openat resumed>) = 3 [pid 5218] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5219] newfstatat(3, "", [pid 5218] <... openat resumed>) = 3 [pid 5222] <... ioctl resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] newfstatat(3, "", [pid 5222] close(3 [pid 5219] getdents64(3, [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5678] memfd_create("syzkaller", 0 [pid 5222] <... close resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] getdents64(3, [pid 5678] <... memfd_create resumed>) = 3 [pid 5219] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5678] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5678] <... mmap resumed>) = 0x7f0cb3600000 [pid 5219] newfstatat(AT_FDCWD, "./31/binderfs", [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] unlink("./31/binderfs" [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] unlink("./32/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5673] <... copy_file_range resumed>) = 393216 [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5673] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5679 attached [pid 5673] <... open resumed>) = 6 [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5679 [pid 5679] set_robust_list(0x555593f656a0, 24) = 0 [pid 5679] chdir("./32" [pid 5219] <... umount2 resumed>) = 0 [pid 5679] <... chdir resumed>) = 0 [pid 5679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5679] setpgid(0, 0) = 0 executing program [pid 5679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5679] write(3, "1000", 4) = 4 [pid 5679] close(3) = 0 [pid 5679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5679] write(1, "executing program\n", 18) = 18 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5679] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5679] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... umount2 resumed>) = 0 [pid 5679] <... mprotect resumed>) = 0 [pid 5673] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5679] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5678] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5671] <... futex resumed>) = 0 [pid 5679] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5673] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5673] <... open resumed>) = 7 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5680 attached [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5679] <... clone3 resumed> => {parent_tid=[5680]}, 88) = 5680 [pid 5671] <... futex resumed>) = 0 [pid 5680] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5679] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] <... openat resumed>) = 4 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5680] <... rseq resumed>) = 0 [pid 5679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5673] ftruncate(6, 46515 [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(4, "", [pid 5680] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... ftruncate resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5680] <... set_robust_list resumed>) = 0 [pid 5679] <... futex resumed>) = 0 [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(4, [pid 5218] newfstatat(4, "", [pid 5680] rt_sigprocmask(SIG_SETMASK, [], [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5680] memfd_create("syzkaller", 0) = 3 [pid 5678] <... write resumed>) = 2097152 [pid 5673] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5671] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5680] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5678] munmap(0x7f0cb3600000, 138412032 [pid 5671] <... futex resumed>) = 0 [pid 5219] getdents64(4, [pid 5218] getdents64(4, [pid 5680] <... mmap resumed>) = 0x7f0cb3600000 [pid 5671] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5678] <... munmap resumed>) = 0 [pid 5673] <... mmap resumed>) = 0x20000000 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5678] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5673] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] close(4 [pid 5678] <... openat resumed>) = 4 [pid 5673] <... futex resumed>) = 1 [pid 5671] <... futex resumed>) = 0 [pid 5218] getdents64(4, [pid 5678] ioctl(4, LOOP_SET_FD, 3 [pid 5673] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] <... close resumed>) = 0 [pid 5671] exit_group(0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5671] <... exit_group resumed>) = ? [pid 5673] <... futex resumed>) = ? [pid 5219] rmdir("\x2e\x2f\x33\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] close(4 [pid 5678] <... ioctl resumed>) = 0 [pid 5678] close(3 [pid 5673] +++ exited with 0 +++ [pid 5671] +++ exited with 0 +++ [pid 5219] <... rmdir resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5678] <... close resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5671, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5218] rmdir("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] getdents64(3, [pid 5678] close(4 [pid 5218] <... rmdir resumed>) = 0 [pid 5678] <... close resumed>) = 0 [pid 5221] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5678] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5218] getdents64(3, [pid 5219] close(3 [pid 5680] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5678] <... mkdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... close resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5678] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5219] rmdir("./31" [pid 5218] close(3 [pid 5221] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... rmdir resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./32/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] rmdir("./32" [pid 5219] mkdir("./32", 0777 [pid 5218] <... rmdir resumed>) = 0 [pid 5219] <... mkdir resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5221] <... umount2 resumed>) = 0 [pid 5218] mkdir("./33", 0777) = 0 [pid 5219] <... close resumed>) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5221] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] <... ioctl resumed>) = 0 [pid 5218] close(3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5681 attached [pid 5221] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5678] <... mount resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5681 [pid 5681] set_robust_list(0x555593f656a0, 24 [pid 5678] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5681] <... set_robust_list resumed>) = 0 [pid 5678] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 4 [pid 5681] chdir("./32" [pid 5678] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] newfstatat(4, "", [pid 5681] <... chdir resumed>) = 0 [pid 5678] <... chdir resumed>) = 0 [pid 5681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5678] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5681] <... prctl resumed>) = 0 [pid 5221] getdents64(4, [pid 5681] setpgid(0, 0 [pid 5680] <... write resumed>) = 2097152 [pid 5678] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] <... close resumed>) = 0 [pid 5681] <... setpgid resumed>) = 0 [pid 5221] getdents64(4, [ 78.934946][ T5678] loop2: detected capacity change from 0 to 4096 [ 78.958977][ T5678] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5680] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] close(4./strace-static-x86_64: Process 5682 attached [pid 5681] <... openat resumed>) = 3 [pid 5678] <... futex resumed>) = 1 [pid 5221] <... close resumed>) = 0 [pid 5678] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] rmdir("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5682 [pid 5681] write(3, "1000", 4 [pid 5677] <... futex resumed>) = 0 [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5681] <... write resumed>) = 4 [pid 5678] <... futex resumed>) = 0 [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... rmdir resumed>) = 0 executing program [pid 5681] close(3 [pid 5678] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5221] getdents64(3, [pid 5681] <... close resumed>) = 0 [pid 5681] symlink("/dev/binderfs", "./binderfs" [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5682] set_robust_list(0x555593f656a0, 24 [pid 5681] <... symlink resumed>) = 0 [pid 5680] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] close(3 [pid 5682] <... set_robust_list resumed>) = 0 [pid 5681] write(1, "executing program\n", 18 [pid 5680] <... openat resumed>) = 4 [pid 5221] <... close resumed>) = 0 [pid 5681] <... write resumed>) = 18 [pid 5221] rmdir("./32" [pid 5682] chdir("./33" [pid 5680] ioctl(4, LOOP_SET_FD, 3 [pid 5682] <... chdir resumed>) = 0 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] <... openat resumed>) = 4 [pid 5221] <... rmdir resumed>) = 0 [pid 5681] <... futex resumed>) = 0 executing program [pid 5221] mkdir("./33", 0777 [pid 5682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5681] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] <... prctl resumed>) = 0 [pid 5682] setpgid(0, 0) = 0 [pid 5682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5682] write(3, "1000", 4) = 4 [pid 5682] close(3) = 0 [pid 5682] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5682] write(1, "executing program\n", 18) = 18 [pid 5682] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5681] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5678] <... futex resumed>) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 5682] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5681] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5678] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5682] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5677] <... futex resumed>) = 0 [pid 5682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5682] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5678] <... openat resumed>) = 5 [pid 5682] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5682] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5681] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5678] <... futex resumed>) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5681] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5678] ftruncate(5, 33587187 [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(3 [pid 5681] <... mprotect resumed>) = 0 [pid 5678] <... ftruncate resumed>) = 0 [pid 5677] <... futex resumed>) = 0 [pid 5682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5680] <... ioctl resumed>) = 0 [pid 5682] <... clone3 resumed> => {parent_tid=[5683]}, 88) = 5683 [pid 5680] close(3 [pid 5682] rt_sigprocmask(SIG_SETMASK, [], [pid 5680] <... close resumed>) = 0 ./strace-static-x86_64: Process 5683 attached [pid 5682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5680] close(4 [pid 5683] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5682] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5680] <... close resumed>) = 0 [pid 5683] <... rseq resumed>) = 0 [pid 5682] <... futex resumed>) = 0 [pid 5680] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5683] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5682] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5680] <... mkdir resumed>) = 0 [pid 5683] <... set_robust_list resumed>) = 0 [ 79.040682][ T5680] loop4: detected capacity change from 0 to 4096 [pid 5680] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5683] rt_sigprocmask(SIG_SETMASK, [], [pid 5681] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5678] <... futex resumed>) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5681] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5678] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 ./strace-static-x86_64: Process 5684 attached [pid 5681] <... clone3 resumed> => {parent_tid=[5684]}, 88) = 5684 [pid 5678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5677] <... futex resumed>) = 0 [pid 5684] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5681] rt_sigprocmask(SIG_SETMASK, [], [pid 5684] <... rseq resumed>) = 0 [pid 5678] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5684] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5684] <... set_robust_list resumed>) = 0 [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5684] rt_sigprocmask(SIG_SETMASK, [], [pid 5681] <... futex resumed>) = 0 [pid 5684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5685 attached [pid 5683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5684] memfd_create("syzkaller", 0 [pid 5683] memfd_create("syzkaller", 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5685 [pid 5684] <... memfd_create resumed>) = 3 [pid 5685] set_robust_list(0x555593f656a0, 24) = 0 [pid 5683] <... memfd_create resumed>) = 3 [pid 5685] chdir("./33" [pid 5683] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5685] <... chdir resumed>) = 0 [pid 5683] <... mmap resumed>) = 0x7f0cb3600000 [pid 5685] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5684] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5685] <... prctl resumed>) = 0 [pid 5685] setpgid(0, 0) = 0 [pid 5685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5684] <... mmap resumed>) = 0x7f0cb3600000 executing program [pid 5685] <... openat resumed>) = 3 [pid 5685] write(3, "1000", 4) = 4 [pid 5685] close(3) = 0 [pid 5685] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5685] write(1, "executing program\n", 18) = 18 [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5685] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5685] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5685] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5685] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5686 attached => {parent_tid=[5686]}, 88) = 5686 [pid 5685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5686] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5686] <... rseq resumed>) = 0 [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5686] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5686] rt_sigprocmask(SIG_SETMASK, [], [pid 5677] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5677] <... futex resumed>) = 0 [ 79.088833][ T5680] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5686] memfd_create("syzkaller", 0 [pid 5680] <... mount resumed>) = 0 [pid 5677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5678] <... copy_file_range resumed>) = 393216 [pid 5677] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5677] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5686] <... memfd_create resumed>) = 3 [pid 5686] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5680] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5677] <... mprotect resumed>) = 0 [pid 5680] <... openat resumed>) = 3 [pid 5677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5680] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5678] <... futex resumed>) = 0 [pid 5677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5678] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5680] <... chdir resumed>) = 0 [pid 5680] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 5687 attached ) = -1 EBUSY (Device or resource busy) [pid 5687] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... rseq resumed>) = 0 [pid 5680] <... futex resumed>) = 1 [pid 5679] <... futex resumed>) = 0 [pid 5677] <... clone3 resumed> => {parent_tid=[5687]}, 88) = 5687 [pid 5687] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5684] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5677] rt_sigprocmask(SIG_SETMASK, [], [pid 5687] <... set_robust_list resumed>) = 0 [pid 5680] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5687] rt_sigprocmask(SIG_SETMASK, [], [pid 5683] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5679] <... futex resumed>) = 0 [pid 5677] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5680] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5680] <... openat resumed>) = 4 [pid 5677] <... futex resumed>) = 0 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5679] <... futex resumed>) = 0 [pid 5680] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... open resumed>) = 6 [pid 5680] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5679] <... futex resumed>) = 0 [pid 5687] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5684] <... write resumed>) = 2097152 [pid 5680] <... openat resumed>) = 5 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5677] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] <... futex resumed>) = 0 [pid 5684] munmap(0x7f0cb3600000, 138412032 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5687] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5684] <... munmap resumed>) = 0 [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] <... futex resumed>) = 0 [pid 5684] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5680] <... futex resumed>) = 0 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5678] <... futex resumed>) = 0 [pid 5677] <... futex resumed>) = 1 [pid 5680] ftruncate(5, 33587187 [pid 5678] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5680] <... ftruncate resumed>) = 0 [pid 5678] <... open resumed>) = 7 [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5679] <... futex resumed>) = 0 [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] <... futex resumed>) = 0 [pid 5677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5678] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5677] <... futex resumed>) = 0 [pid 5678] ftruncate(6, 46515 [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5678] <... ftruncate resumed>) = 0 [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] <... futex resumed>) = 0 [pid 5678] <... futex resumed>) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5678] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5677] <... futex resumed>) = 0 [pid 5678] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5677] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5680] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5686] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5684] <... openat resumed>) = 4 [pid 5678] <... mmap resumed>) = 0x20000000 [pid 5684] ioctl(4, LOOP_SET_FD, 3 [pid 5678] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5677] <... futex resumed>) = 0 [pid 5683] <... write resumed>) = 2097152 [pid 5686] <... write resumed>) = 2097152 [pid 5684] <... ioctl resumed>) = 0 [pid 5683] munmap(0x7f0cb3600000, 138412032 [pid 5680] <... copy_file_range resumed>) = 393216 [pid 5678] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5677] exit_group(0 [pid 5687] <... futex resumed>) = ? [pid 5686] munmap(0x7f0cb3600000, 138412032 [pid 5684] close(3 [pid 5683] <... munmap resumed>) = 0 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5678] <... futex resumed>) = ? [pid 5677] <... exit_group resumed>) = ? [pid 5687] +++ exited with 0 +++ [pid 5684] <... close resumed>) = 0 [pid 5679] <... futex resumed>) = 0 [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5680] <... futex resumed>) = 1 [pid 5680] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5684] close(4 [pid 5680] <... open resumed>) = 6 [pid 5678] +++ exited with 0 +++ [pid 5677] +++ exited with 0 +++ [pid 5686] <... munmap resumed>) = 0 [pid 5684] <... close resumed>) = 0 [pid 5683] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5686] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5684] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5677, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5686] <... openat resumed>) = 4 [pid 5684] <... mkdir resumed>) = 0 [pid 5683] <... openat resumed>) = 4 [ 79.223264][ T5684] loop1: detected capacity change from 0 to 4096 [pid 5686] ioctl(4, LOOP_SET_FD, 3 [pid 5684] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5683] ioctl(4, LOOP_SET_FD, 3 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5220] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5680] <... futex resumed>) = 1 [pid 5679] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5680] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5679] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] unlink("./32/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5680] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5679] <... futex resumed>) = 0 [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5680] ftruncate(6, 46515) = 0 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] <... futex resumed>) = 0 [pid 5679] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5680] <... futex resumed>) = 1 [pid 5679] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5680] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1<) = 0 [pid 5683] <... ioctl resumed>) = 0 [pid 5686] close(3 [pid 5683] close(3 [pid 5680] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... close resumed>) = 0 [pid 5683] <... close resumed>) = 0 [pid 5680] <... futex resumed>) = 1 [pid 5679] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5680] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] exit_group(0 [pid 5220] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5680] <... futex resumed>) = ? [pid 5679] <... exit_group resumed>) = ? [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5680] +++ exited with 0 +++ [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5686] close(4 [pid 5683] close(4 [pid 5686] <... close resumed>) = 0 [pid 5683] <... close resumed>) = 0 [pid 5679] +++ exited with 0 +++ [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 79.266529][ T5683] loop0: detected capacity change from 0 to 4096 [ 79.273012][ T5684] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 79.282249][ T5686] loop3: detected capacity change from 0 to 4096 [pid 5686] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5683] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5679, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5220] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5686] <... mkdir resumed>) = 0 [pid 5683] <... mkdir resumed>) = 0 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5683] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5686] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] <... restart_syscall resumed>) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5222] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] newfstatat(4, "", [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5220] getdents64(4, [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5222] getdents64(3, [pid 5220] getdents64(4, [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4 [pid 5222] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... close resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] rmdir("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5222] newfstatat(AT_FDCWD, "./32/binderfs", [pid 5220] <... rmdir resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5220] rmdir("./32") = 0 [pid 5220] mkdir("./33", 0777 [pid 5222] unlink("./32/binderfs" [pid 5220] <... mkdir resumed>) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5222] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... openat resumed>) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3) = 0 [ 79.315506][ T5683] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [ 79.330185][ T5686] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5684] <... mount resumed>) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5684] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 ./strace-static-x86_64: Process 5688 attached [pid 5684] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5688 [pid 5684] <... chdir resumed>) = 0 [pid 5688] set_robust_list(0x555593f656a0, 24 [pid 5684] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5688] <... set_robust_list resumed>) = 0 [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5684] <... futex resumed>) = 1 [pid 5681] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5684] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] chdir("./33" [pid 5684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5684] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5688] <... chdir resumed>) = 0 [pid 5684] <... openat resumed>) = 4 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5683] <... mount resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5688] <... prctl resumed>) = 0 [pid 5688] setpgid(0, 0 [pid 5222] newfstatat(4, "", [pid 5688] <... setpgid resumed>) = 0 [pid 5683] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5683] <... openat resumed>) = 3 [pid 5222] getdents64(4, [pid 5683] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5683] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5683] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5686] <... mount resumed>) = 0 [pid 5684] <... futex resumed>) = 1 [pid 5681] <... futex resumed>) = 0 [pid 5222] getdents64(4, [pid 5688] <... openat resumed>) = 3 [pid 5686] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5684] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5683] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5683] <... futex resumed>) = 1 [pid 5681] <... futex resumed>) = 0 [pid 5686] <... openat resumed>) = 3 [pid 5684] <... openat resumed>) = 5 [pid 5683] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5682] <... futex resumed>) = 0 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5688] write(3, "1000", 4 [pid 5686] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5682] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(4 [pid 5688] <... write resumed>) = 4 [pid 5686] <... chdir resumed>) = 0 [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] <... futex resumed>) = 1 [pid 5222] <... close resumed>) = 0 [pid 5688] close(3 [pid 5686] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5684] <... futex resumed>) = 1 [pid 5683] <... futex resumed>) = 0 [pid 5682] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5681] <... futex resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5688] <... close resumed>) = 0 [pid 5686] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5684] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5683] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] symlink("/dev/binderfs", "./binderfs" [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5683] <... openat resumed>) = 4 [pid 5681] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5688] <... symlink resumed>) = 0 [pid 5686] <... futex resumed>) = 1 [pid 5685] <... futex resumed>) = 0 [pid 5684] ftruncate(5, 33587187 [pid 5683] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, executing program [pid 5688] write(1, "executing program\n", 18 [pid 5686] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5684] <... ftruncate resumed>) = 0 [pid 5683] <... futex resumed>) = 1 [pid 5682] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5688] <... write resumed>) = 18 [pid 5685] <... futex resumed>) = 0 [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5683] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5682] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5684] <... futex resumed>) = 1 [pid 5683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5682] <... futex resumed>) = 0 [pid 5681] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5688] <... futex resumed>) = 0 [pid 5686] <... openat resumed>) = 4 [pid 5684] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5683] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5682] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5688] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5683] <... openat resumed>) = 5 [pid 5681] <... futex resumed>) = 0 [pid 5222] rmdir("./32" [pid 5684] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5683] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5686] <... futex resumed>) = 1 [pid 5685] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5686] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] mkdir("./33", 0777 [pid 5688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5686] <... openat resumed>) = 5 [pid 5685] <... futex resumed>) = 0 [pid 5683] <... futex resumed>) = 1 [pid 5683] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... mkdir resumed>) = 0 [pid 5682] <... futex resumed>) = 0 [pid 5688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5682] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5688] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5683] <... futex resumed>) = 0 [pid 5682] <... futex resumed>) = 1 [pid 5688] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5683] ftruncate(5, 33587187 [pid 5682] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... openat resumed>) = 3 [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... mprotect resumed>) = 0 [pid 5683] <... ftruncate resumed>) = 0 [pid 5683] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5683] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5682] <... futex resumed>) = 0 [pid 5682] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5683] <... futex resumed>) = 0 [pid 5682] <... futex resumed>) = 1 [pid 5683] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5682] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5686] <... futex resumed>) = 1 [pid 5685] <... futex resumed>) = 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5686] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... ioctl resumed>) = 0 [pid 5685] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5689 attached [pid 5686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(3 [pid 5688] <... clone3 resumed> => {parent_tid=[5689]}, 88) = 5689 [pid 5686] ftruncate(5, 33587187 [pid 5689] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5688] rt_sigprocmask(SIG_SETMASK, [], [pid 5686] <... ftruncate resumed>) = 0 [pid 5688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... futex resumed>) = 1 [pid 5685] <... futex resumed>) = 0 [pid 5688] <... futex resumed>) = 0 [pid 5686] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5685] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5689] <... rseq resumed>) = 0 [pid 5689] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5689] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] <... close resumed>) = 0 [pid 5689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5690 attached [pid 5689] memfd_create("syzkaller", 0 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5690 [pid 5681] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5690] set_robust_list(0x555593f656a0, 24 [pid 5681] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5689] <... memfd_create resumed>) = 3 [pid 5681] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5690] <... set_robust_list resumed>) = 0 [pid 5689] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5681] <... mprotect resumed>) = 0 [pid 5690] chdir("./33" [pid 5689] <... mmap resumed>) = 0x7f0cb3600000 [pid 5681] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5690] <... chdir resumed>) = 0 [pid 5681] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5681] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5691 attached [pid 5690] <... prctl resumed>) = 0 [pid 5691] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5690] setpgid(0, 0 [pid 5681] <... clone3 resumed> => {parent_tid=[5691]}, 88) = 5691 [pid 5691] <... rseq resumed>) = 0 [pid 5690] <... setpgid resumed>) = 0 [pid 5682] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5681] rt_sigprocmask(SIG_SETMASK, [], [pid 5691] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5682] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5691] <... set_robust_list resumed>) = 0 [pid 5690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5682] <... futex resumed>) = 0 [pid 5681] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] rt_sigprocmask(SIG_SETMASK, [], [pid 5690] <... openat resumed>) = 3 [pid 5682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5681] <... futex resumed>) = 0 [pid 5691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5682] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5681] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5691] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5684] <... copy_file_range resumed>) = 393216 [pid 5682] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5690] write(3, "1000", 4 [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] <... mprotect resumed>) = 0 [pid 5684] <... futex resumed>) = 0 [pid 5682] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5690] <... write resumed>) = 4 [pid 5682] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5690] close(3 [pid 5684] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5690] <... close resumed>) = 0 [pid 5685] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5692 attached [pid 5690] symlink("/dev/binderfs", "./binderfs" [pid 5685] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 5692] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5690] <... symlink resumed>) = 0 [pid 5685] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5682] <... clone3 resumed> => {parent_tid=[5692]}, 88) = 5692 [pid 5685] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5682] rt_sigprocmask(SIG_SETMASK, [], [pid 5692] <... rseq resumed>) = 0 [pid 5685] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5692] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5685] <... mprotect resumed>) = 0 [pid 5682] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5685] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5692] <... set_robust_list resumed>) = 0 [pid 5682] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5692] rt_sigprocmask(SIG_SETMASK, [], [pid 5685] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5685] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5692] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5690] write(1, "executing program\n", 18./strace-static-x86_64: Process 5693 attached [pid 5691] <... open resumed>) = 6 [pid 5690] <... write resumed>) = 18 [pid 5686] <... copy_file_range resumed>) = 393216 [pid 5691] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] <... clone3 resumed> => {parent_tid=[5693]}, 88) = 5693 [pid 5693] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5692] <... open resumed>) = 6 [pid 5691] <... futex resumed>) = 1 [pid 5690] <... futex resumed>) = 0 [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5685] rt_sigprocmask(SIG_SETMASK, [], [pid 5681] <... futex resumed>) = 0 [pid 5693] <... rseq resumed>) = 0 [pid 5693] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] <... set_robust_list resumed>) = 0 [pid 5691] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5689] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5686] <... futex resumed>) = 0 [pid 5685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5684] <... futex resumed>) = 0 [pid 5681] <... futex resumed>) = 1 [pid 5693] rt_sigprocmask(SIG_SETMASK, [], [pid 5690] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5686] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5685] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5692] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5685] <... futex resumed>) = 0 [pid 5684] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5692] <... futex resumed>) = 1 [pid 5690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5685] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5682] <... futex resumed>) = 0 [pid 5692] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5682] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5693] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5692] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5690] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5684] <... open resumed>) = 7 [pid 5682] <... futex resumed>) = 0 [pid 5693] <... open resumed>) = 6 [pid 5692] <... open resumed>) = 7 [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5684] <... futex resumed>) = 1 [pid 5681] <... futex resumed>) = 0 [pid 5692] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5684] ftruncate(6, 46515 [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5692] <... futex resumed>) = 1 [pid 5690] <... mprotect resumed>) = 0 [pid 5684] <... ftruncate resumed>) = 0 [pid 5682] <... futex resumed>) = 0 [pid 5681] <... futex resumed>) = 0 [pid 5692] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5682] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5693] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5684] <... futex resumed>) = 0 [pid 5682] <... futex resumed>) = 0 [pid 5681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5693] <... futex resumed>) = 1 [pid 5692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5685] <... futex resumed>) = 0 [pid 5684] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5682] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5690] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5681] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5692] ftruncate(6, 46515 [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5681] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5685] <... futex resumed>) = 1 [pid 5684] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5686] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5684] <... mmap resumed>) = 0x20000000 [pid 5681] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] <... open resumed>) = 7 [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5686] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] ftruncate(6, 46515 [pid 5690] <... clone3 resumed> => {parent_tid=[5694]}, 88) = 5694 ./strace-static-x86_64: Process 5694 attached [pid 5690] rt_sigprocmask(SIG_SETMASK, [], [pid 5686] <... ftruncate resumed>) = 0 [pid 5684] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5684] <... futex resumed>) = 1 [pid 5681] <... futex resumed>) = 0 [pid 5694] <... rseq resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... futex resumed>) = 1 [pid 5685] <... futex resumed>) = 0 [pid 5684] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5694] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5686] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5685] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] exit_group(0 [pid 5694] <... set_robust_list resumed>) = 0 [pid 5686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5685] <... futex resumed>) = 0 [pid 5694] rt_sigprocmask(SIG_SETMASK, [], [pid 5686] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5685] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5692] <... ftruncate resumed>) = 0 [pid 5691] <... futex resumed>) = ? [pid 5690] <... futex resumed>) = 0 [pid 5684] <... futex resumed>) = ? [pid 5681] <... exit_group resumed>) = ? [pid 5694] memfd_create("syzkaller", 0 [pid 5691] +++ exited with 0 +++ [pid 5690] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5684] +++ exited with 0 +++ [pid 5686] <... mmap resumed>) = 0x20000000 [pid 5686] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5685] <... futex resumed>) = 0 [pid 5685] exit_group(0) = ? [pid 5681] +++ exited with 0 +++ [pid 5693] <... futex resumed>) = ? [pid 5686] +++ exited with 0 +++ [pid 5693] +++ exited with 0 +++ [pid 5692] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] <... write resumed>) = 2097152 [pid 5685] +++ exited with 0 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5681, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=7 /* 0.07 s */} --- [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5685, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5694] <... memfd_create resumed>) = 3 [pid 5221] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5692] <... futex resumed>) = 1 [pid 5682] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5682] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5682] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] newfstatat(3, "", [pid 5692] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./33/binderfs" [pid 5694] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5221] <... unlink resumed>) = 0 [pid 5694] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5689] munmap(0x7f0cb3600000, 138412032 [pid 5692] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5219] <... restart_syscall resumed>) = 0 [pid 5692] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5682] <... futex resumed>) = 0 [pid 5692] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5689] <... munmap resumed>) = 0 [pid 5219] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5694] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5689] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5683] <... copy_file_range resumed>) = 851968 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5689] <... openat resumed>) = 4 [pid 5683] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] ioctl(4, LOOP_SET_FD, 3 [pid 5683] <... futex resumed>) = 0 [pid 5682] exit_group(0 [pid 5219] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5692] <... futex resumed>) = ? [pid 5682] <... exit_group resumed>) = ? [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5692] +++ exited with 0 +++ [pid 5219] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./32/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5689] <... ioctl resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5683] +++ exited with 0 +++ [pid 5682] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5682, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5221] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5221] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] newfstatat(3, "", [pid 5689] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5689] <... close resumed>) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5689] close(4 [pid 5221] <... openat resumed>) = 4 [pid 5689] <... close resumed>) = 0 [pid 5221] newfstatat(4, "", [pid 5218] getdents64(3, [pid 5689] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5689] <... mkdir resumed>) = 0 [pid 5221] getdents64(4, [pid 5218] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5694] <... write resumed>) = 2097152 [pid 5689] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] close(4 [pid 5219] <... umount2 resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5694] munmap(0x7f0cb3600000, 138412032 [pid 5221] <... close resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "./33/binderfs", [pid 5221] rmdir("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5694] <... munmap resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./33/binderfs" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5694] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] getdents64(3, [pid 5219] umount2("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... unlink resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] close(3 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... close resumed>) = 0 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] rmdir("./33" [pid 5219] <... openat resumed>) = 4 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5219] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x33\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3) = 0 [pid 5219] rmdir("./32") = 0 [ 79.616719][ T5689] loop2: detected capacity change from 0 to 4096 [ 79.652500][ T5689] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5219] mkdir("./33", 0777 [pid 5694] <... openat resumed>) = 4 [pid 5221] mkdir("./34", 0777 [pid 5219] <... mkdir resumed>) = 0 [pid 5694] ioctl(4, LOOP_SET_FD, 3 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... mkdir resumed>) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5694] <... ioctl resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5694] close(3 [pid 5221] <... openat resumed>) = 3 [pid 5694] <... close resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5694] close(4 [pid 5221] close(3 [pid 5219] <... close resumed>) = 0 [pid 5694] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5694] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 79.671383][ T5694] loop4: detected capacity change from 0 to 4096 [pid 5694] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c"executing program ./strace-static-x86_64: Process 5695 attached [pid 5695] set_robust_list(0x555593f656a0, 24) = 0 [pid 5695] chdir("./33" [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5695 [pid 5695] <... chdir resumed>) = 0 [pid 5695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5695] setpgid(0, 0) = 0 [pid 5695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5695] write(3, "1000", 4) = 4 [pid 5695] close(3) = 0 [pid 5695] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5695] write(1, "executing program\n", 18) = 18 [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 5696 attached [pid 5218] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5695] <... futex resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5696 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5696] set_robust_list(0x555593f656a0, 24 [pid 5695] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5696] <... set_robust_list resumed>) = 0 [pid 5695] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5689] <... mount resumed>) = 0 [pid 5696] chdir("./34" [pid 5695] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5689] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5696] <... chdir resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5689] <... openat resumed>) = 3 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5695] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5689] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5696] setpgid(0, 0 [pid 5695] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5689] <... chdir resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5696] <... setpgid resumed>) = 0 [pid 5695] <... mprotect resumed>) = 0 [pid 5689] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5218] newfstatat(4, "", [pid 5696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5696] <... openat resumed>) = 3 [pid 5695] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5689] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] getdents64(4, [pid 5696] write(3, "1000", 4 [pid 5689] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] <... write resumed>) = 4 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5696] close(3 [pid 5689] <... futex resumed>) = 1 [pid 5688] <... futex resumed>) = 0 [pid 5218] getdents64(4, [pid 5696] <... close resumed>) = 0 [pid 5695] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5689] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 5688] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5696] symlink("/dev/binderfs", "./binderfs" [pid 5695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5688] <... futex resumed>) = 0 [pid 5218] close(4 [pid 5696] <... symlink resumed>) = 0 [pid 5689] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000./strace-static-x86_64: Process 5697 attached [pid 5696] write(1, "executing program\n", 18 [pid 5688] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... close resumed>) = 0 [pid 5696] <... write resumed>) = 18 [pid 5695] <... clone3 resumed> => {parent_tid=[5697]}, 88) = 5697 [pid 5218] rmdir("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5697] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] rt_sigprocmask(SIG_SETMASK, [], [pid 5689] <... openat resumed>) = 4 [pid 5697] <... rseq resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5697] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5696] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(3, [pid 5697] <... set_robust_list resumed>) = 0 [pid 5696] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5695] <... futex resumed>) = 0 [pid 5697] rt_sigprocmask(SIG_SETMASK, [], [pid 5696] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5689] <... futex resumed>) = 1 [pid 5688] <... futex resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5689] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5688] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(3 [pid 5696] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5218] <... close resumed>) = 0 [pid 5696] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5218] rmdir("./33" [pid 5696] <... mprotect resumed>) = 0 [pid 5697] memfd_create("syzkaller", 0 [pid 5696] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5689] <... openat resumed>) = 5 [pid 5688] <... futex resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5688] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] mkdir("./34", 0777 [pid 5697] <... memfd_create resumed>) = 3 [pid 5696] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5689] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5688] <... futex resumed>) = 0 [pid 5697] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5688] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] <... mmap resumed>) = 0x7f0cb3600000 [pid 5689] ftruncate(5, 33587187 [pid 5688] <... futex resumed>) = 0 [pid 5218] <... mkdir resumed>) = 0 [pid 5696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5688] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5698 attached [pid 5694] <... mount resumed>) = 0 [pid 5689] <... ftruncate resumed>) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5698] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5696] <... clone3 resumed> => {parent_tid=[5698]}, 88) = 5698 [pid 5694] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5689] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... openat resumed>) = 3 [pid 5698] <... rseq resumed>) = 0 [pid 5696] rt_sigprocmask(SIG_SETMASK, [], [pid 5694] <... openat resumed>) = 3 [pid 5689] <... futex resumed>) = 1 [pid 5688] <... futex resumed>) = 0 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5698] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5694] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5689] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5688] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... ioctl resumed>) = 0 [pid 5698] <... set_robust_list resumed>) = 0 [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] <... chdir resumed>) = 0 [ 79.727152][ T5694] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5218] close(3 [pid 5698] rt_sigprocmask(SIG_SETMASK, [], [pid 5696] <... futex resumed>) = 0 [pid 5694] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5688] <... futex resumed>) = 0 [pid 5698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5694] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5688] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] memfd_create("syzkaller", 0 [pid 5694] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5694] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5698] <... memfd_create resumed>) = 3 [pid 5690] <... futex resumed>) = 0 [pid 5698] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5690] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] <... mmap resumed>) = 0x7f0cb3600000 [pid 5694] <... futex resumed>) = 0 [pid 5690] <... futex resumed>) = 1 [pid 5218] <... close resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5694] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5699 attached , child_tidptr=0x555593f65690) = 5699 [pid 5699] set_robust_list(0x555593f656a0, 24) = 0 [pid 5694] <... openat resumed>) = 4 [pid 5699] chdir("./34" [pid 5694] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5699] <... chdir resumed>) = 0 [pid 5694] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] <... futex resumed>) = 0 [pid 5699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5690] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] setpgid(0, 0) = 0 [pid 5690] <... futex resumed>) = 1 [pid 5694] <... futex resumed>) = 0 [pid 5694] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5690] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5698] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5694] <... openat resumed>) = 5 [pid 5699] <... openat resumed>) = 3 [pid 5694] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] write(3, "1000", 4 [pid 5694] <... futex resumed>) = 1 [pid 5699] <... write resumed>) = 4 [pid 5694] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] <... futex resumed>) = 0 [pid 5699] close(3) = 0 [pid 5699] symlink("/dev/binderfs", "./binderfs" [pid 5690] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] <... futex resumed>) = 0 [pid 5690] <... futex resumed>) = 1 [pid 5694] ftruncate(5, 33587187 [pid 5690] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5694] <... ftruncate resumed>) = 0 [pid 5694] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5694] <... futex resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5690] <... futex resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5688] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5688] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5688] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5700 attached [pid 5699] <... symlink resumed>) = 0 [pid 5688] <... clone3 resumed> => {parent_tid=[5700]}, 88) = 5700 [pid 5688] rt_sigprocmask(SIG_SETMASK, [], executing program NULL, 8) = 0 [pid 5699] write(1, "executing program\n", 18 [pid 5688] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] <... write resumed>) = 18 [pid 5688] <... futex resumed>) = 0 [pid 5700] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5688] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5699] <... futex resumed>) = 0 [pid 5700] <... rseq resumed>) = 0 [pid 5699] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5700] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5699] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5700] <... set_robust_list resumed>) = 0 [pid 5699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5700] rt_sigprocmask(SIG_SETMASK, [], [pid 5699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5700] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5699] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5698] <... write resumed>) = 2097152 [pid 5700] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5700] <... futex resumed>) = 1 [pid 5699] <... mprotect resumed>) = 0 [pid 5698] munmap(0x7f0cb3600000, 138412032 [pid 5688] <... futex resumed>) = 0 [pid 5700] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] <... futex resumed>) = 0 [pid 5699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5698] <... munmap resumed>) = 0 [pid 5688] <... futex resumed>) = 1 [pid 5700] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5700] <... open resumed>) = 7 [pid 5699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5698] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5688] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5701 attached [pid 5700] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5701] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5700] <... futex resumed>) = 0 [pid 5699] <... clone3 resumed> => {parent_tid=[5701]}, 88) = 5701 [pid 5688] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] <... rseq resumed>) = 0 [pid 5700] ftruncate(6, 46515 [pid 5699] rt_sigprocmask(SIG_SETMASK, [], [pid 5688] <... futex resumed>) = 0 [pid 5698] <... openat resumed>) = 4 [pid 5701] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5688] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5701] <... set_robust_list resumed>) = 0 [pid 5701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5700] <... ftruncate resumed>) = 0 [pid 5698] ioctl(4, LOOP_SET_FD, 3 [pid 5701] memfd_create("syzkaller", 0 [pid 5690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5690] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5690] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5690] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5690] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5690] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5702 attached [pid 5701] <... memfd_create resumed>) = 3 [pid 5700] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] <... ioctl resumed>) = 0 [pid 5702] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5700] <... futex resumed>) = 1 [pid 5690] <... clone3 resumed> => {parent_tid=[5702]}, 88) = 5702 [pid 5702] <... rseq resumed>) = 0 [pid 5701] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5698] close(3 [pid 5688] <... futex resumed>) = 0 [pid 5702] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5701] <... mmap resumed>) = 0x7f0cb3600000 [pid 5700] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5702] <... set_robust_list resumed>) = 0 [pid 5700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5698] <... close resumed>) = 0 [pid 5690] rt_sigprocmask(SIG_SETMASK, [], [pid 5688] <... futex resumed>) = 0 [pid 5702] rt_sigprocmask(SIG_SETMASK, [], [pid 5700] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5698] close(4 [pid 5690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5688] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5698] <... close resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5702] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5698] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5690] <... futex resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] <... mkdir resumed>) = 0 [pid 5700] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5698] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5697] <... write resumed>) = 2097152 [pid 5700] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5688] <... futex resumed>) = 0 [pid 5702] <... open resumed>) = 6 [pid 5689] <... copy_file_range resumed>) = 458752 [pid 5689] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5689] <... futex resumed>) = 0 [pid 5688] exit_group(0 [pid 5702] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] <... futex resumed>) = ? [pid 5688] <... exit_group resumed>) = ? [pid 5702] <... futex resumed>) = 1 [pid 5690] <... futex resumed>) = 0 [pid 5689] +++ exited with 0 +++ [pid 5690] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5702] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5690] <... futex resumed>) = 0 [pid 5697] munmap(0x7f0cb3600000, 138412032 [pid 5690] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5697] <... munmap resumed>) = 0 [pid 5702] <... open resumed>) = 7 [pid 5702] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5690] <... futex resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5690] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5702] ftruncate(6, 46515) = 0 [pid 5700] +++ exited with 0 +++ [pid 5697] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5688] +++ exited with 0 +++ [pid 5697] <... openat resumed>) = 4 [pid 5702] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] ioctl(4, LOOP_SET_FD, 3 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5688, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} --- [pid 5697] <... ioctl resumed>) = 0 [pid 5220] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 79.897040][ T5698] loop3: detected capacity change from 0 to 4096 [ 79.933808][ T5698] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5702] <... futex resumed>) = 1 [pid 5690] <... futex resumed>) = 0 [pid 5220] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5702] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5697] close(3 [pid 5702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5697] <... close resumed>) = 0 [pid 5690] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5702] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5697] close(4) = 0 [pid 5220] newfstatat(3, "", [pid 5697] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5690] <... futex resumed>) = 0 [pid 5697] <... mkdir resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5690] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] getdents64(3, [pid 5702] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5697] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5694] <... copy_file_range resumed>) = 589824 [pid 5702] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5694] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5694] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5702] <... futex resumed>) = 1 [pid 5702] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] <... futex resumed>) = 0 [pid 5690] exit_group(0 [pid 5702] <... futex resumed>) = ? [pid 5690] <... exit_group resumed>) = ? [pid 5702] +++ exited with 0 +++ [pid 5694] <... futex resumed>) = ? [pid 5694] +++ exited with 0 +++ [pid 5220] unlink("./33/binderfs" [pid 5690] +++ exited with 0 +++ [pid 5220] <... unlink resumed>) = 0 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5690, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5220] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5222] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./33/binderfs") = 0 [pid 5698] <... mount resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5698] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] <... umount2 resumed>) = 0 [pid 5698] <... openat resumed>) = 3 [pid 5698] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5698] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5696] <... futex resumed>) = 0 [pid 5698] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5701] <... write resumed>) = 2097152 [pid 5698] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5222] <... umount2 resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5701] munmap(0x7f0cb3600000, 138412032 [pid 5222] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5701] <... munmap resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... openat resumed>) = 4 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 79.952911][ T5697] loop1: detected capacity change from 0 to 4096 [ 79.975319][ T5697] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5220] newfstatat(4, "", [pid 5698] <... openat resumed>) = 4 [pid 5222] <... openat resumed>) = 4 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(4, "", [pid 5220] getdents64(4, [pid 5698] <... futex resumed>) = 1 [pid 5696] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5698] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5701] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5220] getdents64(4, [pid 5701] <... openat resumed>) = 4 [pid 5698] <... openat resumed>) = 5 [pid 5696] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5701] ioctl(4, LOOP_SET_FD, 3 [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5220] close(4 [pid 5698] <... futex resumed>) = 0 [pid 5696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] close(4) = 0 [pid 5220] <... close resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] rmdir("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5222] <... rmdir resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5697] <... mount resumed>) = 0 [pid 5222] getdents64(3, [pid 5220] getdents64(3, [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5697] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5697] <... openat resumed>) = 3 [pid 5222] close(3 [pid 5220] close(3) = 0 [pid 5697] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] <... close resumed>) = 0 [pid 5220] rmdir("./33" [pid 5697] <... chdir resumed>) = 0 [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] rmdir("./33" [pid 5220] <... rmdir resumed>) = 0 [pid 5697] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5222] <... rmdir resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5697] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5701] <... ioctl resumed>) = 0 [pid 5698] ftruncate(5, 33587187 [pid 5701] close(3 [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] <... ftruncate resumed>) = 0 [pid 5697] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5222] mkdir("./34", 0777 [pid 5220] mkdir("./34", 0777 [pid 5701] <... close resumed>) = 0 [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] close(4 [pid 5698] <... futex resumed>) = 1 [pid 5697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5696] <... futex resumed>) = 0 [pid 5695] <... futex resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5697] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5696] <... futex resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5701] <... close resumed>) = 0 [pid 5698] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5220] <... openat resumed>) = 3 [pid 5701] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3 [pid 5222] <... openat resumed>) = 3 [pid 5701] <... mkdir resumed>) = 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5697] <... openat resumed>) = 4 [pid 5222] <... ioctl resumed>) = 0 [pid 5222] close(3 [pid 5220] <... close resumed>) = 0 [pid 5701] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5697] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5695] <... futex resumed>) = 0 [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... close resumed>) = 0 ./strace-static-x86_64: Process 5703 attached [pid 5697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5703 [pid 5703] set_robust_list(0x555593f656a0, 24) = 0 [pid 5703] chdir("./34") = 0 [pid 5703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5703] setpgid(0, 0) = 0 [pid 5703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5704 attached [pid 5703] <... openat resumed>) = 3 [pid 5703] write(3, "1000", 4) = 4 [pid 5703] close(3 [pid 5704] set_robust_list(0x555593f656a0, 24 [pid 5703] <... close resumed>) = 0 [pid 5704] <... set_robust_list resumed>) = 0 [pid 5703] symlink("/dev/binderfs", "./binderfs" [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5704 [pid 5703] <... symlink resumed>) = 0 [pid 5704] chdir("./34"executing program ) = 0 [pid 5703] write(1, "executing program\n", 18 [pid 5704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5703] <... write resumed>) = 18 [pid 5697] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5704] <... prctl resumed>) = 0 [pid 5703] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5704] setpgid(0, 0 [pid 5697] <... openat resumed>) = 5 [pid 5703] <... futex resumed>) = 0 [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5704] <... setpgid resumed>) = 0 [pid 5703] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5697] <... futex resumed>) = 1 [pid 5696] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5695] <... futex resumed>) = 0 [pid 5704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5703] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5704] <... openat resumed>) = 3 [pid 5703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5697] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5696] <... futex resumed>) = 0 [pid 5695] <... futex resumed>) = 0 [pid 5704] write(3, "1000", 4 [pid 5703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5697] ftruncate(5, 33587187 [pid 5696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5704] <... write resumed>) = 4 [pid 5703] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5704] close(3 [pid 5703] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5697] <... ftruncate resumed>) = 0 [pid 5696] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5704] <... close resumed>) = 0 [pid 5703] <... mprotect resumed>) = 0 [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5704] symlink("/dev/binderfs", "./binderfs" [pid 5703] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5697] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5704] <... symlink resumed>) = 0 [pid 5698] <... copy_file_range resumed>) = 393216 [pid 5697] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] <... mprotect resumed>) = 0 [ 80.050927][ T5701] loop0: detected capacity change from 0 to 4096 [ 80.090043][ T5701] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5696] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5704] write(1, "executing program\n", 18 [pid 5703] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5698] <... futex resumed>) = 0 [pid 5697] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5696] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5695] <... futex resumed>) = 0 executing program [pid 5704] <... write resumed>) = 18 [pid 5703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5698] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5706 attached ./strace-static-x86_64: Process 5705 attached [pid 5704] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5705] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5696] <... clone3 resumed> => {parent_tid=[5705]}, 88) = 5705 [pid 5706] <... rseq resumed>) = 0 [pid 5705] <... rseq resumed>) = 0 [pid 5696] rt_sigprocmask(SIG_SETMASK, [], [pid 5706] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5705] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5706] <... set_robust_list resumed>) = 0 [pid 5696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5705] <... set_robust_list resumed>) = 0 [pid 5706] rt_sigprocmask(SIG_SETMASK, [], [pid 5696] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5705] rt_sigprocmask(SIG_SETMASK, [], [pid 5696] <... futex resumed>) = 0 [pid 5706] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5696] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5705] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5704] <... futex resumed>) = 0 [pid 5703] <... clone3 resumed> => {parent_tid=[5706]}, 88) = 5706 [pid 5705] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5704] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5703] rt_sigprocmask(SIG_SETMASK, [], [pid 5704] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5704] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5703] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5703] <... futex resumed>) = 1 [pid 5704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5703] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5704] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5704] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5706] <... futex resumed>) = 0 [pid 5705] <... futex resumed>) = 1 [pid 5704] <... mprotect resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5704] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5707 attached [pid 5706] memfd_create("syzkaller", 0 [pid 5705] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5698] <... futex resumed>) = 0 [pid 5698] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5707] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5704] <... clone3 resumed> => {parent_tid=[5707]}, 88) = 5707 [pid 5698] <... open resumed>) = 7 [pid 5707] <... rseq resumed>) = 0 [pid 5704] rt_sigprocmask(SIG_SETMASK, [], [pid 5707] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5706] <... memfd_create resumed>) = 3 [pid 5704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] <... mount resumed>) = 0 [pid 5707] <... set_robust_list resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] rt_sigprocmask(SIG_SETMASK, [], [pid 5704] <... futex resumed>) = 0 [pid 5701] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5698] <... futex resumed>) = 1 [pid 5696] <... futex resumed>) = 0 [pid 5706] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5701] <... openat resumed>) = 3 [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... mmap resumed>) = 0x7f0cb3600000 [pid 5696] <... futex resumed>) = 0 [pid 5698] ftruncate(6, 46515 [pid 5707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5704] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5707] memfd_create("syzkaller", 0) = 3 [pid 5707] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5698] <... ftruncate resumed>) = 0 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5701] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5701] <... chdir resumed>) = 0 [pid 5698] <... futex resumed>) = 0 [pid 5696] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5698] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5696] <... futex resumed>) = 0 [pid 5696] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5701] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5698] <... mmap resumed>) = 0x20000000 [pid 5697] <... copy_file_range resumed>) = 393216 [pid 5695] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] <... futex resumed>) = 1 [pid 5699] <... futex resumed>) = 0 [pid 5698] <... futex resumed>) = 1 [pid 5697] <... futex resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5695] <... futex resumed>) = 0 [pid 5701] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5697] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5696] exit_group(0 [pid 5701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5699] <... futex resumed>) = 0 [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5697] <... open resumed>) = 6 [pid 5705] <... futex resumed>) = ? [pid 5701] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5698] <... futex resumed>) = ? [pid 5696] <... exit_group resumed>) = ? [pid 5701] <... openat resumed>) = 4 [pid 5698] +++ exited with 0 +++ [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5699] <... futex resumed>) = 0 [pid 5705] +++ exited with 0 +++ [pid 5701] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] +++ exited with 0 +++ [pid 5699] <... futex resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5696, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} --- [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5701] <... openat resumed>) = 5 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5707] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5701] <... futex resumed>) = 1 [pid 5699] <... futex resumed>) = 0 [pid 5697] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5701] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5699] <... futex resumed>) = 0 [pid 5697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5695] <... futex resumed>) = 0 [pid 5701] ftruncate(5, 33587187 [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5697] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... openat resumed>) = 3 [pid 5701] <... ftruncate resumed>) = 0 [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5697] <... open resumed>) = 7 [pid 5221] newfstatat(3, "", [pid 5706] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5701] <... futex resumed>) = 1 [pid 5699] <... futex resumed>) = 0 [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] <... futex resumed>) = 0 [pid 5697] <... futex resumed>) = 1 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5699] <... futex resumed>) = 0 [pid 5697] ftruncate(6, 46515 [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5695] <... futex resumed>) = 0 [pid 5697] <... ftruncate resumed>) = 0 [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5697] <... futex resumed>) = 0 [pid 5695] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] getdents64(3, [pid 5695] <... futex resumed>) = 0 [pid 5697] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5695] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5697] <... mmap resumed>) = 0x20000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./34/binderfs" [pid 5697] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... write resumed>) = 2097152 [pid 5706] <... write resumed>) = 2097152 [pid 5697] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5707] munmap(0x7f0cb3600000, 138412032 [pid 5706] munmap(0x7f0cb3600000, 138412032 [pid 5697] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5695] exit_group(0 [pid 5221] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5707] <... munmap resumed>) = 0 [pid 5697] <... futex resumed>) = ? [pid 5695] <... exit_group resumed>) = ? [pid 5707] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5706] <... munmap resumed>) = 0 [pid 5701] <... copy_file_range resumed>) = 393216 [pid 5697] +++ exited with 0 +++ [pid 5695] +++ exited with 0 +++ [pid 5221] <... umount2 resumed>) = 0 [pid 5706] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5707] <... openat resumed>) = 4 [pid 5706] <... openat resumed>) = 4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5707] ioctl(4, LOOP_SET_FD, 3 [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5695, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- [pid 5706] ioctl(4, LOOP_SET_FD, 3 [pid 5699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5701] <... futex resumed>) = 0 [pid 5219] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5701] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./33/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5701] <... open resumed>) = 6 [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5701] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] <... ioctl resumed>) = 0 [pid 5706] <... ioctl resumed>) = 0 [pid 5701] <... futex resumed>) = 0 [pid 5699] <... futex resumed>) = 1 [pid 5221] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... umount2 resumed>) = 0 [pid 5707] close(3 [pid 5706] close(3 [pid 5701] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5707] <... close resumed>) = 0 [pid 5706] <... close resumed>) = 0 [pid 5699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5707] close(4 [pid 5706] close(4 [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... close resumed>) = 0 [pid 5706] <... close resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5707] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] newfstatat(4, "", [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5707] <... mkdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] umount2("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5707] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5706] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] getdents64(4, [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5706] <... mkdir resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5706] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5699] <... futex resumed>) = 1 [pid 5221] getdents64(4, [pid 5219] <... openat resumed>) = 4 [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, [pid 5221] close(4 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] <... close resumed>) = 0 [pid 5219] getdents64(4, [pid 5221] rmdir("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5219] close(4 [pid 5221] getdents64(3, [pid 5219] <... close resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] rmdir("\x2e\x2f\x33\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5701] <... futex resumed>) = 0 [pid 5221] close(3 [pid 5219] <... rmdir resumed>) = 0 [pid 5701] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5221] <... close resumed>) = 0 [pid 5701] <... open resumed>) = 7 [pid 5219] getdents64(3, [pid 5221] rmdir("./34" [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rmdir resumed>) = 0 [pid 5701] <... futex resumed>) = 1 [ 80.291223][ T5707] loop4: detected capacity change from 0 to 4096 [ 80.298695][ T5706] loop2: detected capacity change from 0 to 4096 [ 80.324824][ T5707] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5701] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] <... futex resumed>) = 0 [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] close(3 [pid 5701] <... futex resumed>) = 0 [pid 5699] <... futex resumed>) = 1 [pid 5221] mkdir("./35", 0777 [pid 5219] <... close resumed>) = 0 [pid 5701] ftruncate(6, 46515) = 0 [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... mkdir resumed>) = 0 [pid 5219] rmdir("./33" [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5219] <... rmdir resumed>) = 0 [pid 5701] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 3 [pid 5219] mkdir("./34", 0777 [pid 5701] <... futex resumed>) = 0 [pid 5699] <... futex resumed>) = 1 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5219] <... mkdir resumed>) = 0 [pid 5701] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5699] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... ioctl resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5701] <... mmap resumed>) = 0x20000000 [pid 5221] close(3 [pid 5219] <... openat resumed>) = 3 [pid 5701] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5701] <... futex resumed>) = 1 [pid 5699] <... futex resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5701] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] exit_group(0 [pid 5219] close(3 [pid 5701] <... futex resumed>) = ? [pid 5699] <... exit_group resumed>) = ? [pid 5219] <... close resumed>) = 0 [pid 5701] +++ exited with 0 +++ [pid 5699] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5699, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5221] <... close resumed>) = 0 [pid 5707] <... mount resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] <... restart_syscall resumed>) = 0 [pid 5707] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [ 80.339773][ T5706] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5708 attached [pid 5707] <... openat resumed>) = 3 [pid 5707] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5708] set_robust_list(0x555593f656a0, 24 [pid 5707] <... chdir resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5708 [pid 5708] <... set_robust_list resumed>) = 0 [pid 5707] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5708] chdir("./35" [pid 5707] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5708] <... chdir resumed>) = 0 [pid 5708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5707] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... mount resumed>) = 0 ./strace-static-x86_64: Process 5709 attached [pid 5708] <... prctl resumed>) = 0 [pid 5706] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5709] set_robust_list(0x555593f656a0, 24 [pid 5708] setpgid(0, 0 [pid 5707] <... futex resumed>) = 1 [pid 5706] <... openat resumed>) = 3 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5709 [pid 5218] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5709] <... set_robust_list resumed>) = 0 [pid 5708] <... setpgid resumed>) = 0 [pid 5707] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5706] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5704] <... futex resumed>) = 0 [pid 5706] <... chdir resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5709] chdir("./34" [pid 5708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5707] <... futex resumed>) = 0 [pid 5706] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5704] <... futex resumed>) = 1 [pid 5218] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5709] <... chdir resumed>) = 0 [pid 5708] <... openat resumed>) = 3 [pid 5707] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5706] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5704] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... openat resumed>) = 3 [pid 5709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5708] write(3, "1000", 4 [pid 5706] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(3, "", [pid 5709] <... prctl resumed>) = 0 [pid 5708] <... write resumed>) = 4 [pid 5706] <... futex resumed>) = 1 [pid 5703] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5709] setpgid(0, 0 [pid 5708] close(3 [pid 5707] <... openat resumed>) = 4 [pid 5706] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5703] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(3, [pid 5709] <... setpgid resumed>) = 0 [pid 5708] <... close resumed>) = 0 [pid 5707] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... openat resumed>) = 4 [pid 5703] <... futex resumed>) = 0 [pid 5709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5708] symlink("/dev/binderfs", "./binderfs" [pid 5707] <... futex resumed>) = 1 [pid 5706] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5704] <... futex resumed>) = 0 [pid 5703] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5709] <... openat resumed>) = 3 [pid 5707] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5706] <... futex resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5709] write(3, "1000", 4 [pid 5707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5706] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5704] <... futex resumed>) = 0 [pid 5703] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] <... write resumed>) = 4 [pid 5707] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5704] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5703] <... futex resumed>) = 0 [pid 5709] close(3 [pid 5708] <... symlink resumed>) = 0 [pid 5707] <... openat resumed>) = 5 [pid 5706] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5703] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5709] <... close resumed>) = 0 executing program [pid 5708] write(1, "executing program\n", 18 [pid 5706] <... openat resumed>) = 5 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5709] symlink("/dev/binderfs", "./binderfs" [pid 5708] <... write resumed>) = 18 [pid 5707] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] <... symlink resumed>) = 0 [pid 5708] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... futex resumed>) = 1 [pid 5706] <... futex resumed>) = 1 [pid 5704] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "./34/binderfs", [pid 5709] write(1, "executing program\n", 18 [pid 5708] <... futex resumed>) = 0 executing program [pid 5707] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5706] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5704] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] <... write resumed>) = 18 [pid 5708] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5704] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5707] ftruncate(5, 33587187 [pid 5706] ftruncate(5, 33587187 [pid 5704] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5703] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] unlink("./34/binderfs" [pid 5709] <... futex resumed>) = 0 [pid 5708] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5707] <... ftruncate resumed>) = 0 [pid 5706] <... ftruncate resumed>) = 0 [pid 5709] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5706] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5707] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... futex resumed>) = 1 [pid 5703] <... futex resumed>) = 0 [pid 5709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5707] <... futex resumed>) = 1 [pid 5706] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5704] <... futex resumed>) = 0 [pid 5703] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... unlink resumed>) = 0 [pid 5709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5708] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5707] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5704] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5709] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5708] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5703] <... futex resumed>) = 0 [pid 5704] <... futex resumed>) = 0 [pid 5703] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] <... mprotect resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5709] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5708] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5709] <... mprotect resumed>) = 0 [pid 5708] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5710 attached [pid 5710] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5708] <... clone3 resumed> => {parent_tid=[5710]}, 88) = 5710 [pid 5710] <... rseq resumed>) = 0 [pid 5708] rt_sigprocmask(SIG_SETMASK, [], [pid 5710] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5710] <... set_robust_list resumed>) = 0 [pid 5708] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] rt_sigprocmask(SIG_SETMASK, [], [pid 5708] <... futex resumed>) = 0 [pid 5710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5708] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5710] memfd_create("syzkaller", 0 [pid 5709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5710] <... memfd_create resumed>) = 3 [pid 5709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5711 attached => {parent_tid=[5711]}, 88) = 5711 [pid 5709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5709] <... futex resumed>) = 0 [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5711] <... rseq resumed>) = 0 [pid 5711] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5711] memfd_create("syzkaller", 0) = 3 [pid 5710] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5710] <... mmap resumed>) = 0x7f0cb3600000 [pid 5711] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5218] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5704] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5704] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] <... openat resumed>) = 4 [pid 5218] newfstatat(4, "", [pid 5703] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5704] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5704] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5703] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5704] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5703] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5704] <... mprotect resumed>) = 0 [pid 5703] <... mprotect resumed>) = 0 [pid 5704] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5703] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] getdents64(4, [pid 5704] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5703] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5218] getdents64(4, [pid 5704] <... clone3 resumed> => {parent_tid=[5713]}, 88) = 5713 [pid 5703] <... clone3 resumed> => {parent_tid=[5712]}, 88) = 5712 ./strace-static-x86_64: Process 5713 attached ./strace-static-x86_64: Process 5712 attached [pid 5704] rt_sigprocmask(SIG_SETMASK, [], [pid 5703] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5713] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5704] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(4 [pid 5713] <... rseq resumed>) = 0 [pid 5712] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5704] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5713] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5712] <... rseq resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5703] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5713] <... set_robust_list resumed>) = 0 [pid 5218] rmdir("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5712] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5712] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... rmdir resumed>) = 0 [pid 5713] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] getdents64(3, [pid 5713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5713] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] close(3 [pid 5712] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5218] <... close resumed>) = 0 [pid 5218] rmdir("./34" [pid 5712] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] <... futex resumed>) = 0 [pid 5703] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5703] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... rmdir resumed>) = 0 [pid 5712] <... futex resumed>) = 1 [pid 5712] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5712] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] <... futex resumed>) = 0 [pid 5703] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5703] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5712] <... futex resumed>) = 1 [pid 5712] ftruncate(6, 46515 [pid 5218] mkdir("./35", 0777 [pid 5713] <... open resumed>) = 6 [pid 5712] <... ftruncate resumed>) = 0 [pid 5710] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5218] <... mkdir resumed>) = 0 [pid 5713] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5713] <... futex resumed>) = 1 [pid 5704] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5712] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5703] <... futex resumed>) = 0 [pid 5712] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5703] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5713] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5704] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5704] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... ioctl resumed>) = 0 [pid 5712] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5703] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] close(3 [pid 5713] <... open resumed>) = 7 [pid 5713] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5711] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5704] <... futex resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5713] ftruncate(6, 46515 [pid 5704] <... futex resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5713] <... ftruncate resumed>) = 0 [pid 5713] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5704] <... futex resumed>) = 0 [pid 5713] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5704] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5712] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5218] <... close resumed>) = 0 [pid 5704] <... futex resumed>) = 0 [pid 5704] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5712] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5712] <... futex resumed>) = 1 [pid 5712] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5703] <... futex resumed>) = 0 [pid 5706] <... copy_file_range resumed>) = 589824 [pid 5706] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5706] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5714 attached [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5714 [pid 5714] set_robust_list(0x555593f656a0, 24 [pid 5710] <... write resumed>) = 2097152 [pid 5714] <... set_robust_list resumed>) = 0 [pid 5703] exit_group(0 [pid 5714] chdir("./35" [pid 5712] <... futex resumed>) = ? [pid 5706] <... futex resumed>) = ? [pid 5703] <... exit_group resumed>) = ? [pid 5714] <... chdir resumed>) = 0 [pid 5706] +++ exited with 0 +++ [pid 5714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5712] +++ exited with 0 +++ [pid 5710] munmap(0x7f0cb3600000, 138412032 [pid 5703] +++ exited with 0 +++ [pid 5714] setpgid(0, 0) = 0 [pid 5710] <... munmap resumed>) = 0 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5703, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=8 /* 0.08 s */} --- [pid 5714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5220] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5714] write(3, "1000", 4 [pid 5710] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5714] <... write resumed>) = 4 [pid 5713] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5711] <... write resumed>) = 2097152 [pid 5707] <... copy_file_range resumed>) = 655360 [pid 5220] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5714] close(3 [pid 5713] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... openat resumed>) = 4 [pid 5714] <... close resumed>) = 0 [pid 5713] <... futex resumed>) = 1 executing program [pid 5711] munmap(0x7f0cb3600000, 138412032 [pid 5707] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] ioctl(4, LOOP_SET_FD, 3 [pid 5704] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 3 [pid 5714] symlink("/dev/binderfs", "./binderfs" [pid 5713] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5704] exit_group(0 [pid 5220] newfstatat(3, "", [pid 5714] <... symlink resumed>) = 0 [pid 5713] <... futex resumed>) = ? [pid 5704] <... exit_group resumed>) = ? [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5714] write(1, "executing program\n", 18 [pid 5713] +++ exited with 0 +++ [pid 5220] getdents64(3, [pid 5714] <... write resumed>) = 18 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] <... munmap resumed>) = 0 [pid 5220] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5714] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5714] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5220] newfstatat(AT_FDCWD, "./34/binderfs", [pid 5714] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5714] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5220] unlink("./34/binderfs" [pid 5714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... unlink resumed>) = 0 [pid 5714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5714] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5714] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5714] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5711] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5710] <... ioctl resumed>) = 0 [pid 5707] <... futex resumed>) = ? [pid 5714] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5711] <... openat resumed>) = 4 [pid 5710] close(3) = 0 [pid 5710] close(4 [pid 5714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5711] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 5715 attached [pid 5710] <... close resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5715] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5710] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5715] <... rseq resumed>) = 0 [pid 5714] <... clone3 resumed> => {parent_tid=[5715]}, 88) = 5715 [pid 5220] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5707] +++ exited with 0 +++ [pid 5704] +++ exited with 0 +++ [pid 5710] <... mkdir resumed>) = 0 [pid 5715] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5710] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5715] <... set_robust_list resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5715] rt_sigprocmask(SIG_SETMASK, [], [pid 5714] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5704, si_uid=0, si_status=0, si_utime=0, si_stime=16 /* 0.16 s */} --- [pid 5220] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5715] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5715] <... futex resumed>) = 0 [pid 5714] <... futex resumed>) = 1 [pid 5222] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5715] memfd_create("syzkaller", 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5715] <... memfd_create resumed>) = 3 [pid 5715] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] <... openat resumed>) = 3 [pid 5220] <... openat resumed>) = 4 [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./34/binderfs") = 0 [pid 5222] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5711] <... ioctl resumed>) = 0 [pid 5715] <... mmap resumed>) = 0x7f0cb3600000 [pid 5220] newfstatat(4, "", [pid 5711] close(3 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5711] <... close resumed>) = 0 [pid 5220] getdents64(4, [pid 5711] close(4 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, [pid 5711] <... close resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5711] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5220] close(4 [pid 5711] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... close resumed>) = 0 [ 80.625654][ T5710] loop3: detected capacity change from 0 to 4096 [ 80.644852][ T5711] loop1: detected capacity change from 0 to 4096 [ 80.657014][ T5710] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5220] rmdir("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5220] rmdir("./34") = 0 [pid 5220] mkdir("./35", 0777 [pid 5222] <... umount2 resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5710] <... mount resumed>) = 0 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5710] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] <... ioctl resumed>) = 0 [pid 5710] <... openat resumed>) = 3 [pid 5222] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] close(3 [pid 5710] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5711] <... mount resumed>) = 0 [pid 5710] <... chdir resumed>) = 0 [pid 5711] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5711] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5710] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5711] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 80.693826][ T5711] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5715] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5710] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5220] <... close resumed>) = 0 [pid 5711] <... futex resumed>) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5711] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5709] <... futex resumed>) = 1 [pid 5222] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5710] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5711] <... futex resumed>) = 0 [pid 5708] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5711] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5708] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... futex resumed>) = 0 [pid 5708] <... futex resumed>) = 1 [pid 5222] <... openat resumed>) = 4 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5710] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5708] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(4, "", [pid 5711] <... openat resumed>) = 4 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... openat resumed>) = 4 ./strace-static-x86_64: Process 5716 attached [pid 5715] <... write resumed>) = 2097152 [pid 5711] <... futex resumed>) = 1 [pid 5710] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5716 [pid 5716] set_robust_list(0x555593f656a0, 24 [pid 5715] munmap(0x7f0cb3600000, 138412032 [pid 5711] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5710] <... futex resumed>) = 1 [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] <... futex resumed>) = 0 [pid 5222] getdents64(4, [pid 5716] <... set_robust_list resumed>) = 0 [pid 5715] <... munmap resumed>) = 0 [pid 5710] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5709] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5716] chdir("./35" [pid 5711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5708] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5708] <... futex resumed>) = 0 [pid 5716] <... chdir resumed>) = 0 [pid 5222] close(4 [pid 5716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] <... close resumed>) = 0 [pid 5716] <... prctl resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5716] setpgid(0, 0 [pid 5711] <... openat resumed>) = 5 [pid 5708] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... rmdir resumed>) = 0 [pid 5716] <... setpgid resumed>) = 0 [pid 5710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] getdents64(3, [pid 5716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5710] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5716] <... openat resumed>) = 3 [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... openat resumed>) = 5 [pid 5709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] close(3 [pid 5716] write(3, "1000", 4 [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5716] <... write resumed>) = 4 [pid 5710] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] <... futex resumed>) = 0 [pid 5222] rmdir("./34" [pid 5716] close(3 [pid 5711] <... futex resumed>) = 0 [pid 5710] <... futex resumed>) = 1 [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5716] <... close resumed>) = 0 [pid 5715] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5711] ftruncate(5, 33587187 [pid 5710] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5708] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] mkdir("./35", 0777 [pid 5716] symlink("/dev/binderfs", "./binderfs" [pid 5715] <... openat resumed>) = 4 [pid 5711] <... ftruncate resumed>) = 0 [pid 5710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5708] <... futex resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5716] <... symlink resumed>) = 0 [pid 5715] ioctl(4, LOOP_SET_FD, 3 [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] ftruncate(5, 33587187executing program [pid 5708] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5716] write(1, "executing program\n", 18 [pid 5715] <... ioctl resumed>) = 0 [pid 5711] <... futex resumed>) = 1 [pid 5710] <... ftruncate resumed>) = 0 [pid 5709] <... futex resumed>) = 0 [pid 5716] <... write resumed>) = 18 [pid 5715] close(3 [pid 5711] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5710] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5716] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5715] <... close resumed>) = 0 [pid 5711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5710] <... futex resumed>) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5708] <... futex resumed>) = 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5716] <... futex resumed>) = 0 [pid 5715] close(4 [pid 5711] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5710] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... ioctl resumed>) = 0 [pid 5716] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5715] <... close resumed>) = 0 [pid 5710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5708] <... futex resumed>) = 0 [pid 5716] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5715] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5710] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5708] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(3 [pid 5716] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5715] <... mkdir resumed>) = 0 [pid 5716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5716] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5715] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5716] <... mprotect resumed>) = 0 [pid 5716] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5717]}, 88) = 5717 [pid 5716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5716] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5717 attached ) = 0 [pid 5716] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5717] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5717] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5717] memfd_create("syzkaller", 0) = 3 [pid 5711] <... copy_file_range resumed>) = 393216 [pid 5709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5709] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] <... futex resumed>) = 0 [pid 5708] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5711] <... futex resumed>) = 0 [pid 5709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5708] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5709] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5708] <... futex resumed>) = 0 [pid 5715] <... mount resumed>) = 0 [pid 5709] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] <... close resumed>) = 0 [pid 5715] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5709] <... mprotect resumed>) = 0 [pid 5708] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5718 attached [pid 5715] <... openat resumed>) = 3 [pid 5709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5708] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5718] set_robust_list(0x555593f656a0, 24 [pid 5715] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5708] <... mprotect resumed>) = 0 [pid 5715] <... chdir resumed>) = 0 [ 80.805377][ T5715] loop0: detected capacity change from 0 to 4096 [ 80.824736][ T5715] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5718] <... set_robust_list resumed>) = 0 [pid 5715] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5708] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5718 [pid 5708] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5718] chdir("./35" [pid 5715] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5718] <... chdir resumed>) = 0 [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5720 attached [pid 5718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5714] <... futex resumed>) = 0 [pid 5715] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5719 attached [pid 5720] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5718] <... prctl resumed>) = 0 [pid 5715] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] <... clone3 resumed> => {parent_tid=[5720]}, 88) = 5720 [pid 5719] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5720] <... rseq resumed>) = 0 [pid 5718] setpgid(0, 0 [pid 5719] <... rseq resumed>) = 0 [pid 5720] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5718] <... setpgid resumed>) = 0 [pid 5714] <... futex resumed>) = 0 [pid 5708] rt_sigprocmask(SIG_SETMASK, [], [pid 5719] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5719] <... set_robust_list resumed>) = 0 [pid 5708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5720] <... set_robust_list resumed>) = 0 [pid 5719] rt_sigprocmask(SIG_SETMASK, [], [pid 5720] rt_sigprocmask(SIG_SETMASK, [], [pid 5709] <... clone3 resumed> => {parent_tid=[5719]}, 88) = 5719 [pid 5708] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5718] <... openat resumed>) = 3 [pid 5709] rt_sigprocmask(SIG_SETMASK, [], [pid 5708] <... futex resumed>) = 0 [pid 5719] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5718] write(3, "1000", 4 [pid 5709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5708] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5718] <... write resumed>) = 4 [pid 5715] <... openat resumed>) = 4 [pid 5709] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] close(3 [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] <... futex resumed>) = 1 [pid 5718] <... close resumed>) = 0 [pid 5719] <... futex resumed>) = 0 [pid 5715] <... futex resumed>) = 1 [pid 5714] <... futex resumed>) = 0 [pid 5719] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5718] symlink("/dev/binderfs", "./binderfs" [pid 5715] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5720] <... open resumed>) = 6 [pid 5719] <... open resumed>) = 6 [pid 5718] <... symlink resumed>) = 0 [pid 5715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5714] <... futex resumed>) = 0 [pid 5717] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5718] write(1, "executing program\n", 18executing program ) = 18 [pid 5720] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] <... futex resumed>) = 1 [pid 5718] <... futex resumed>) = 0 [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5719] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5715] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5708] <... futex resumed>) = 0 [pid 5719] <... futex resumed>) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5708] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] <... futex resumed>) = 0 [pid 5719] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5718] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5715] <... openat resumed>) = 5 [pid 5711] <... futex resumed>) = 0 [pid 5709] <... futex resumed>) = 1 [pid 5708] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5720] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5711] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5711] <... open resumed>) = 7 [pid 5718] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] <... futex resumed>) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5720] <... open resumed>) = 7 [pid 5718] <... mprotect resumed>) = 0 [pid 5715] <... futex resumed>) = 1 [pid 5714] <... futex resumed>) = 0 [pid 5711] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5715] ftruncate(5, 33587187 [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5709] <... futex resumed>) = 0 [pid 5720] <... futex resumed>) = 1 [pid 5718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5715] <... ftruncate resumed>) = 0 [pid 5714] <... futex resumed>) = 0 [pid 5711] ftruncate(6, 46515 [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] <... futex resumed>) = 0 [pid 5720] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5711] <... ftruncate resumed>) = 0 [pid 5708] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5721 attached [pid 5720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5715] <... futex resumed>) = 0 [pid 5714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5708] <... futex resumed>) = 0 [pid 5721] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5720] ftruncate(6, 46515 [pid 5718] <... clone3 resumed> => {parent_tid=[5721]}, 88) = 5721 [pid 5715] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5721] <... rseq resumed>) = 0 [pid 5720] <... ftruncate resumed>) = 0 [pid 5718] rt_sigprocmask(SIG_SETMASK, [], [pid 5715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5714] <... futex resumed>) = 0 [pid 5711] <... futex resumed>) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5721] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5715] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5711] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5709] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] <... set_robust_list resumed>) = 0 [pid 5720] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] rt_sigprocmask(SIG_SETMASK, [], [pid 5720] <... futex resumed>) = 1 [pid 5718] <... futex resumed>) = 0 [pid 5709] <... futex resumed>) = 0 [pid 5708] <... futex resumed>) = 0 [pid 5721] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5720] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5709] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] memfd_create("syzkaller", 0 [pid 5720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5711] <... mmap resumed>) = 0x20000000 [pid 5708] <... futex resumed>) = 0 [pid 5720] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5708] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5721] <... memfd_create resumed>) = 3 [pid 5721] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5720] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5711] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5710] <... copy_file_range resumed>) = 589824 [pid 5721] <... mmap resumed>) = 0x7f0cb3600000 [pid 5720] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5711] <... futex resumed>) = 1 [pid 5709] <... futex resumed>) = 0 [pid 5720] <... futex resumed>) = 1 [pid 5717] <... write resumed>) = 2097152 [pid 5711] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5710] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5709] exit_group(0 [pid 5708] <... futex resumed>) = 0 [pid 5719] <... futex resumed>) = ? [pid 5720] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5717] munmap(0x7f0cb3600000, 138412032 [pid 5711] <... futex resumed>) = ? [pid 5710] <... futex resumed>) = 0 [pid 5709] <... exit_group resumed>) = ? [pid 5708] exit_group(0 [pid 5719] +++ exited with 0 +++ [pid 5720] <... futex resumed>) = ? [pid 5717] <... munmap resumed>) = 0 [pid 5711] +++ exited with 0 +++ [pid 5708] <... exit_group resumed>) = ? [pid 5720] +++ exited with 0 +++ [pid 5710] +++ exited with 0 +++ [pid 5708] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5708, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5717] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5721] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5717] <... openat resumed>) = 4 [pid 5715] <... copy_file_range resumed>) = 393216 [pid 5709] +++ exited with 0 +++ [pid 5221] <... restart_syscall resumed>) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5709, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=7 /* 0.07 s */} --- [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] ioctl(4, LOOP_SET_FD, 3 [pid 5715] <... futex resumed>) = 1 [pid 5714] <... futex resumed>) = 0 [pid 5221] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5715] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5714] <... futex resumed>) = 0 [pid 5219] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5715] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... openat resumed>) = 3 [pid 5715] <... open resumed>) = 6 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5717] <... ioctl resumed>) = 0 [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] unlink("./34/binderfs" [pid 5715] <... futex resumed>) = 1 [pid 5714] <... futex resumed>) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 5715] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5721] <... write resumed>) = 2097152 [pid 5717] close(3 [pid 5715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5714] <... futex resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5715] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5715] <... open resumed>) = 7 [pid 5221] newfstatat(AT_FDCWD, "./35/binderfs", [pid 5717] <... close resumed>) = 0 [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5717] close(4 [pid 5715] <... futex resumed>) = 1 [pid 5714] <... futex resumed>) = 0 [pid 5221] unlink("./35/binderfs" [pid 5717] <... close resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5717] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5717] <... mkdir resumed>) = 0 [pid 5715] ftruncate(6, 46515 [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] munmap(0x7f0cb3600000, 138412032 [pid 5717] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5715] <... ftruncate resumed>) = 0 [pid 5714] <... futex resumed>) = 0 [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5721] <... munmap resumed>) = 0 [pid 5721] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5721] ioctl(4, LOOP_SET_FD, 3 [pid 5219] <... umount2 resumed>) = 0 [pid 5714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5715] <... futex resumed>) = 0 [pid 5715] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5714] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5714] <... futex resumed>) = 0 [pid 5715] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5714] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5715] <... mmap resumed>) = 0x20000000 [pid 5715] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [ 80.994500][ T5717] loop2: detected capacity change from 0 to 4096 [ 81.026484][ T5717] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5715] <... futex resumed>) = 1 [pid 5714] <... futex resumed>) = 0 [pid 5715] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... umount2 resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5714] exit_group(0 [pid 5715] <... futex resumed>) = ? [pid 5714] <... exit_group resumed>) = ? [pid 5221] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] umount2("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5721] <... ioctl resumed>) = 0 [pid 5715] +++ exited with 0 +++ [pid 5721] close(3) = 0 [pid 5721] close(4) = 0 [pid 5721] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5714] +++ exited with 0 +++ [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... openat resumed>) = 4 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5714, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} --- [pid 5221] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] newfstatat(4, "", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... openat resumed>) = 4 [pid 5218] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] newfstatat(4, "", [pid 5219] getdents64(4, [pid 5218] <... openat resumed>) = 3 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, [pid 5218] newfstatat(3, "", [pid 5221] getdents64(4, [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [ 81.040842][ T5721] loop4: detected capacity change from 0 to 4096 [pid 5721] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] getdents64(4, [pid 5219] close(4 [pid 5218] getdents64(3, [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] <... close resumed>) = 0 [pid 5221] close(4 [pid 5219] rmdir("\x2e\x2f\x33\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] <... close resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5221] rmdir("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] getdents64(3, [pid 5221] <... rmdir resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] getdents64(3, [pid 5219] close(3 [pid 5218] newfstatat(AT_FDCWD, "./35/binderfs", [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] <... close resumed>) = 0 [pid 5221] close(3 [pid 5219] rmdir("./34" [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("./35" [pid 5219] <... rmdir resumed>) = 0 [pid 5218] unlink("./35/binderfs" [pid 5221] <... rmdir resumed>) = 0 [pid 5219] mkdir("./35", 0777 [pid 5218] <... unlink resumed>) = 0 [pid 5221] mkdir("./36", 0777 [pid 5218] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... mkdir resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5219] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5221] <... ioctl resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5221] close(3 [pid 5219] close(3 [pid 5717] <... mount resumed>) = 0 [pid 5717] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5221] <... close resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5722 attached [pid 5717] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5722] set_robust_list(0x555593f656a0, 24 [pid 5717] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5722 [pid 5722] <... set_robust_list resumed>) = 0 [pid 5722] chdir("./36" [pid 5717] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = 0 [pid 5722] <... chdir resumed>) = 0 [pid 5717] <... futex resumed>) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5717] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5716] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] <... prctl resumed>) = 0 [pid 5716] <... futex resumed>) = 0 [pid 5722] setpgid(0, 0 [pid 5716] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5722] <... setpgid resumed>) = 0 [pid 5717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5717] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5218] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5722] <... openat resumed>) = 3 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5722] write(3, "1000", 4 [pid 5717] <... openat resumed>) = 4 [pid 5218] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5722] <... write resumed>) = 4 [pid 5717] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5717] <... futex resumed>) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5716] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] close(3 [pid 5716] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5722] <... close resumed>) = 0 [pid 5716] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] newfstatat(4, "", [pid 5722] symlink("/dev/binderfs", "./binderfs" [pid 5717] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5722] <... symlink resumed>) = 0 [pid 5717] <... openat resumed>) = 5 [pid 5721] <... mount resumed>) = 0 [pid 5218] getdents64(4, [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5721] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [ 81.092955][ T5721] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). executing program [pid 5722] write(1, "executing program\n", 18) = 18 [pid 5717] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] <... futex resumed>) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5722] <... futex resumed>) = 0 [pid 5717] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5716] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(4, ./strace-static-x86_64: Process 5723 attached [pid 5722] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5721] <... openat resumed>) = 3 [pid 5717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5716] <... futex resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5723] set_robust_list(0x555593f656a0, 24 [pid 5722] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5721] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5717] ftruncate(5, 33587187 [pid 5716] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5723 [pid 5218] close(4 [pid 5723] <... set_robust_list resumed>) = 0 [pid 5722] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5717] <... ftruncate resumed>) = 0 [pid 5723] chdir("./35" [pid 5722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5721] <... chdir resumed>) = 0 [pid 5717] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... close resumed>) = 0 [pid 5723] <... chdir resumed>) = 0 [pid 5722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5721] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5717] <... futex resumed>) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5218] rmdir("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5722] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5721] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5717] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5716] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] <... prctl resumed>) = 0 [pid 5722] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5721] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5716] <... futex resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5723] setpgid(0, 0 [pid 5722] <... mprotect resumed>) = 0 [pid 5721] <... futex resumed>) = 1 [pid 5718] <... futex resumed>) = 0 [pid 5717] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5716] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] getdents64(3, [pid 5723] <... setpgid resumed>) = 0 [pid 5722] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5721] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5718] <... futex resumed>) = 0 [pid 5218] close(3 [pid 5721] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5718] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... close resumed>) = 0 [pid 5723] <... openat resumed>) = 3 [pid 5218] rmdir("./35" [pid 5723] write(3, "1000", 4 [pid 5721] <... openat resumed>) = 4 [pid 5723] <... write resumed>) = 4 [pid 5722] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5721] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... rmdir resumed>) = 0 [pid 5723] close(3 [pid 5722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5721] <... futex resumed>) = 1 [pid 5718] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5724 attached [pid 5723] <... close resumed>) = 0 [pid 5721] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5718] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] mkdir("./36", 0777 [pid 5723] symlink("/dev/binderfs", "./binderfs" [pid 5724] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5722] <... clone3 resumed> => {parent_tid=[5724]}, 88) = 5724 [pid 5724] <... rseq resumed>) = 0 [pid 5722] rt_sigprocmask(SIG_SETMASK, [], [pid 5721] <... openat resumed>) = 5 [pid 5718] <... futex resumed>) = 0 [pid 5724] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5724] <... set_robust_list resumed>) = 0 [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] rt_sigprocmask(SIG_SETMASK, [], [pid 5722] <... futex resumed>) = 0 [pid 5718] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... mkdir resumed>) = 0 [pid 5724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5723] <... symlink resumed>) = 0 [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5721] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5724] memfd_create("syzkaller", 0 [pid 5723] write(1, "executing program\n", 18 [pid 5721] <... futex resumed>) = 1 [pid 5718] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 3 executing program [pid 5718] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] <... write resumed>) = 18 [pid 5721] ftruncate(5, 33587187 [pid 5718] <... futex resumed>) = 0 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] <... ftruncate resumed>) = 0 [pid 5718] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... ioctl resumed>) = 0 [pid 5724] <... memfd_create resumed>) = 3 [pid 5723] <... futex resumed>) = 0 [pid 5721] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5724] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5723] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5721] <... futex resumed>) = 0 [pid 5718] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(3 [pid 5724] <... mmap resumed>) = 0x7f0cb3600000 [pid 5723] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5721] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5718] <... futex resumed>) = 0 [pid 5718] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5716] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5716] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5716] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5716] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5723] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5716] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] <... close resumed>) = 0 [pid 5723] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5716] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5725 attached => {parent_tid=[5725]}, 88) = 5725 [pid 5725] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5716] rt_sigprocmask(SIG_SETMASK, [], [pid 5723] <... mprotect resumed>) = 0 [pid 5716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5725] <... rseq resumed>) = 0 [pid 5723] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5716] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5723] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5716] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5725] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5725] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5726 attached NULL, 8) = 0 [pid 5723] <... clone3 resumed> => {parent_tid=[5726]}, 88) = 5726 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5726] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5723] rt_sigprocmask(SIG_SETMASK, [], [pid 5725] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011./strace-static-x86_64: Process 5727 attached [pid 5726] <... rseq resumed>) = 0 [pid 5723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5726] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] <... set_robust_list resumed>) = 0 [pid 5723] <... futex resumed>) = 0 [pid 5726] rt_sigprocmask(SIG_SETMASK, [], [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5727] set_robust_list(0x555593f656a0, 24 [pid 5726] memfd_create("syzkaller", 0 [pid 5725] <... open resumed>) = 6 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5727 [pid 5725] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5727] <... set_robust_list resumed>) = 0 [pid 5716] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5725] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5716] <... futex resumed>) = 0 [pid 5727] chdir("./36" [pid 5726] <... memfd_create resumed>) = 3 [pid 5718] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5727] <... chdir resumed>) = 0 [pid 5726] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5718] <... futex resumed>) = 0 [pid 5726] <... mmap resumed>) = 0x7f0cb3600000 [pid 5718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5718] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5725] <... open resumed>) = 7 [pid 5718] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5725] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] <... futex resumed>) = 0 [pid 5716] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5716] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5725] <... futex resumed>) = 1 [pid 5725] ftruncate(6, 46515 [pid 5727] <... prctl resumed>) = 0 [pid 5725] <... ftruncate resumed>) = 0 [pid 5724] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5718] <... mprotect resumed>) = 0 [pid 5727] setpgid(0, 0 [pid 5718] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5727] <... setpgid resumed>) = 0 [pid 5718] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5728 attached [pid 5728] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5727] <... openat resumed>) = 3 [pid 5725] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] <... clone3 resumed> => {parent_tid=[5728]}, 88) = 5728 [pid 5725] <... futex resumed>) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5716] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5725] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5716] <... futex resumed>) = 0 [pid 5716] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5728] <... rseq resumed>) = 0 [pid 5727] write(3, "1000", 4 [pid 5725] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5718] rt_sigprocmask(SIG_SETMASK, [], [pid 5717] <... copy_file_range resumed>) = 589824 [pid 5728] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5727] <... write resumed>) = 4 [pid 5718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5717] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] <... set_robust_list resumed>) = 0 [pid 5727] close(3 [pid 5718] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] rt_sigprocmask(SIG_SETMASK, [], [pid 5727] <... close resumed>) = 0 [pid 5718] <... futex resumed>) = 0 [pid 5728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5728] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5727] symlink("/dev/binderfs", "./binderfs" [pid 5725] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5717] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5725] <... futex resumed>) = 0 [pid 5717] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5716] exit_group(0 [pid 5717] <... futex resumed>) = ? [pid 5716] <... exit_group resumed>) = ? [pid 5725] +++ exited with 0 +++ [pid 5717] +++ exited with 0 +++ [pid 5716] +++ exited with 0 +++ [pid 5728] <... open resumed>) = 6 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5716, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 5727] <... symlink resumed>) = 0 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5727] write(1, "executing program\n", 18 [pid 5724] <... write resumed>) = 2097152 executing program [pid 5728] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5727] <... write resumed>) = 18 [pid 5724] munmap(0x7f0cb3600000, 138412032 [pid 5728] <... futex resumed>) = 1 [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5718] <... futex resumed>) = 0 [pid 5728] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] <... futex resumed>) = 0 [pid 5718] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5727] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5718] <... futex resumed>) = 0 [pid 5724] <... munmap resumed>) = 0 [pid 5718] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5727] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5728] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5728] <... open resumed>) = 7 [pid 5727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5728] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5728] <... futex resumed>) = 1 [pid 5727] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5724] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5718] <... futex resumed>) = 0 [pid 5220] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5728] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5718] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5724] <... openat resumed>) = 4 [pid 5220] newfstatat(3, "", [pid 5727] <... mprotect resumed>) = 0 [pid 5724] ioctl(4, LOOP_SET_FD, 3 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5718] <... futex resumed>) = 0 [pid 5728] ftruncate(6, 46515 [pid 5727] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5718] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5728] <... ftruncate resumed>) = 0 [pid 5727] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] getdents64(3, [pid 5727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5729 attached [pid 5728] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5729] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5220] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5729] <... rseq resumed>) = 0 [pid 5728] <... futex resumed>) = 1 [pid 5727] <... clone3 resumed> => {parent_tid=[5729]}, 88) = 5729 [pid 5718] <... futex resumed>) = 0 [pid 5729] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5728] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] rt_sigprocmask(SIG_SETMASK, [], [pid 5718] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] <... set_robust_list resumed>) = 0 [pid 5728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5718] <... futex resumed>) = 0 [pid 5729] rt_sigprocmask(SIG_SETMASK, [], [pid 5728] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5727] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5729] memfd_create("syzkaller", 0 [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] unlink("./35/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5726] <... write resumed>) = 2097152 [pid 5729] <... memfd_create resumed>) = 3 [pid 5724] <... ioctl resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5726] munmap(0x7f0cb3600000, 138412032 [pid 5729] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5724] close(3) = 0 [pid 5724] close(4 [pid 5726] <... munmap resumed>) = 0 [pid 5724] <... close resumed>) = 0 [pid 5724] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5726] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5724] <... mkdir resumed>) = 0 [pid 5724] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [ 81.335278][ T5724] loop3: detected capacity change from 0 to 4096 [pid 5220] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5729] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5726] ioctl(4, LOOP_SET_FD, 3 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5728] <... mmap resumed>) = 0x20000000 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5220] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5728] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5728] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] <... futex resumed>) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5220] rmdir("./35") = 0 [pid 5220] mkdir("./36", 0777) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5726] <... ioctl resumed>) = 0 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5726] close(3) = 0 [pid 5220] <... ioctl resumed>) = 0 [pid 5726] close(4 [pid 5220] close(3 [pid 5726] <... close resumed>) = 0 [pid 5726] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [ 81.378079][ T5724] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [ 81.387751][ T5726] loop1: detected capacity change from 0 to 4096 [pid 5726] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5729] <... write resumed>) = 2097152 [pid 5721] <... copy_file_range resumed>) = 851968 [pid 5220] <... close resumed>) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5721] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5721] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] exit_group(0./strace-static-x86_64: Process 5730 attached [pid 5728] <... futex resumed>) = ? [pid 5721] <... futex resumed>) = ? [pid 5718] <... exit_group resumed>) = ? [pid 5730] set_robust_list(0x555593f656a0, 24 [pid 5728] +++ exited with 0 +++ [pid 5721] +++ exited with 0 +++ [pid 5718] +++ exited with 0 +++ [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5718, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5730 [pid 5730] <... set_robust_list resumed>) = 0 [pid 5729] munmap(0x7f0cb3600000, 138412032 [pid 5730] chdir("./36") = 0 [pid 5730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5730] setpgid(0, 0) = 0 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5222] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./35/binderfs" [pid 5729] <... munmap resumed>) = 0 [pid 5730] <... openat resumed>) = 3 [pid 5222] <... unlink resumed>) = 0 [pid 5730] write(3, "1000", 4) = 4 [pid 5222] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5730] close(3) = 0 [pid 5730] symlink("/dev/binderfs", "./binderfs" [pid 5729] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5730] <... symlink resumed>) = 0 [pid 5729] <... openat resumed>) = 4 executing program [pid 5730] write(1, "executing program\n", 18 [pid 5729] ioctl(4, LOOP_SET_FD, 3 [pid 5730] <... write resumed>) = 18 [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5730] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5730] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5731 attached [pid 5731] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5730] <... clone3 resumed> => {parent_tid=[5731]}, 88) = 5731 [pid 5731] <... rseq resumed>) = 0 [pid 5730] rt_sigprocmask(SIG_SETMASK, [], [pid 5729] <... ioctl resumed>) = 0 [pid 5731] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... set_robust_list resumed>) = 0 [pid 5730] <... futex resumed>) = 0 [pid 5731] rt_sigprocmask(SIG_SETMASK, [], [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5729] close(3 [pid 5731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5729] <... close resumed>) = 0 [pid 5731] memfd_create("syzkaller", 0 [pid 5724] <... mount resumed>) = 0 [pid 5729] close(4 [pid 5724] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5731] <... memfd_create resumed>) = 3 [pid 5729] <... close resumed>) = 0 [pid 5724] <... openat resumed>) = 3 [pid 5731] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5729] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5724] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5731] <... mmap resumed>) = 0x7f0cb3600000 [pid 5729] <... mkdir resumed>) = 0 [pid 5724] <... chdir resumed>) = 0 [pid 5724] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5729] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5722] <... futex resumed>) = 0 [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 81.424732][ T5726] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 81.463149][ T5729] loop0: detected capacity change from 0 to 4096 [pid 5724] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5726] <... mount resumed>) = 0 [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5726] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5726] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5724] <... openat resumed>) = 4 [pid 5726] <... chdir resumed>) = 0 [pid 5726] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] <... futex resumed>) = 1 [pid 5722] <... futex resumed>) = 0 [pid 5724] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] <... futex resumed>) = 1 [pid 5724] <... openat resumed>) = 5 [pid 5723] <... futex resumed>) = 0 [pid 5722] <... futex resumed>) = 0 [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5724] <... futex resumed>) = 0 [pid 5722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5724] ftruncate(5, 33587187 [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] <... ftruncate resumed>) = 0 [pid 5722] <... futex resumed>) = 0 [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5724] <... futex resumed>) = 0 [pid 5722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5724] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] <... futex resumed>) = 0 [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5723] <... futex resumed>) = 0 [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5726] <... openat resumed>) = 4 [pid 5222] <... umount2 resumed>) = 0 [pid 5731] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5726] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 81.504032][ T5729] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5726] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5726] <... openat resumed>) = 5 [pid 5723] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5222] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5726] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5726] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5723] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5726] ftruncate(5, 33587187 [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(4 [pid 5726] <... ftruncate resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] rmdir("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5726] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5726] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5723] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5726] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(3 [pid 5722] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5722] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("./35" [pid 5722] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] <... rmdir resumed>) = 0 [pid 5722] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] mkdir("./36", 0777 [pid 5722] <... mprotect resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5729] <... mount resumed>) = 0 [pid 5722] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5722] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5729] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] close(3./strace-static-x86_64: Process 5732 attached [pid 5729] <... openat resumed>) = 3 [pid 5724] <... copy_file_range resumed>) = 393216 [pid 5732] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5731] <... write resumed>) = 2097152 [pid 5729] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] <... clone3 resumed> => {parent_tid=[5732]}, 88) = 5732 [pid 5724] <... futex resumed>) = 0 [pid 5722] rt_sigprocmask(SIG_SETMASK, [], [pid 5732] <... rseq resumed>) = 0 [pid 5729] <... chdir resumed>) = 0 [pid 5724] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5732] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5731] munmap(0x7f0cb3600000, 138412032 [pid 5729] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5722] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] <... set_robust_list resumed>) = 0 [pid 5732] rt_sigprocmask(SIG_SETMASK, [], [pid 5731] <... munmap resumed>) = 0 [pid 5729] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5722] <... futex resumed>) = 0 [pid 5732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5731] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... close resumed>) = 0 [pid 5732] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5729] <... futex resumed>) = 1 [pid 5731] <... openat resumed>) = 4 [pid 5729] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] <... futex resumed>) = 0 [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5733 attached [pid 5732] <... open resumed>) = 6 [pid 5731] ioctl(4, LOOP_SET_FD, 3 [pid 5729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5732] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5723] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] set_robust_list(0x555593f656a0, 24 [pid 5723] <... futex resumed>) = 0 [pid 5723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5733] <... set_robust_list resumed>) = 0 [pid 5723] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5733 [pid 5733] chdir("./36" [pid 5723] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5723] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5733] <... chdir resumed>) = 0 [pid 5723] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5733] <... prctl resumed>) = 0 [pid 5723] <... clone3 resumed> => {parent_tid=[5734]}, 88) = 5734 [pid 5733] setpgid(0, 0 [pid 5723] rt_sigprocmask(SIG_SETMASK, [], [pid 5733] <... setpgid resumed>) = 0 [pid 5723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5723] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5723] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5734 attached [pid 5733] <... openat resumed>) = 3 [pid 5732] <... futex resumed>) = 1 [pid 5729] <... openat resumed>) = 4 [pid 5722] <... futex resumed>) = 0 [pid 5732] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5734] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5729] <... futex resumed>) = 1 [pid 5727] <... futex resumed>) = 0 [pid 5724] <... futex resumed>) = 0 [pid 5722] <... futex resumed>) = 1 [pid 5734] <... rseq resumed>) = 0 [pid 5733] write(3, "1000", 4 [pid 5729] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5734] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5733] <... write resumed>) = 4 [pid 5731] <... ioctl resumed>) = 0 [pid 5729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5727] <... futex resumed>) = 0 [pid 5724] <... open resumed>) = 7 [pid 5734] <... set_robust_list resumed>) = 0 [pid 5733] close(3 [pid 5731] close(3 [pid 5729] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5726] <... copy_file_range resumed>) = 393216 [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5734] rt_sigprocmask(SIG_SETMASK, [], [pid 5733] <... close resumed>) = 0 [pid 5731] <... close resumed>) = 0 [pid 5729] <... openat resumed>) = 5 [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] <... futex resumed>) = 1 [pid 5722] <... futex resumed>) = 0 [pid 5734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5733] symlink("/dev/binderfs", "./binderfs" [pid 5731] close(4 [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] <... futex resumed>) = 0 [pid 5724] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5734] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5731] <... close resumed>) = 0 [pid 5729] <... futex resumed>) = 1 [pid 5727] <... futex resumed>) = 0 [pid 5726] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5722] <... futex resumed>) = 0 [pid 5734] <... open resumed>) = 6 [pid 5733] <... symlink resumed>) = 0 [pid 5731] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5729] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5734] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5733] write(1, "executing program\n", 18 [pid 5731] <... mkdir resumed>) = 0 [pid 5729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] ftruncate(6, 46515 [pid 5733] <... write resumed>) = 18 [pid 5729] ftruncate(5, 33587187 [pid 5727] <... futex resumed>) = 0 [pid 5734] <... futex resumed>) = 1 [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] <... ftruncate resumed>) = 0 [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5724] <... ftruncate resumed>) = 0 [pid 5723] <... futex resumed>) = 0 [pid 5734] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5733] <... futex resumed>) = 0 [pid 5731] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] <... futex resumed>) = 1 [pid 5722] <... futex resumed>) = 0 [pid 5733] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5729] <... futex resumed>) = 0 [pid 5727] <... futex resumed>) = 0 [pid 5726] <... futex resumed>) = 0 [pid 5724] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] <... futex resumed>) = 1 [pid 5722] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5729] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5724] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5726] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5722] <... futex resumed>) = 0 [pid 5733] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5726] <... open resumed>) = 7 [pid 5722] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5724] <... mmap resumed>) = 0x20000000 [pid 5733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5726] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5726] ftruncate(6, 46515 [pid 5724] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] <... ftruncate resumed>) = 0 ./strace-static-x86_64: Process 5735 attached [pid 5733] <... clone3 resumed> => {parent_tid=[5735]}, 88) = 5735 [pid 5724] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5735] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5733] rt_sigprocmask(SIG_SETMASK, [], [pid 5724] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5735] <... rseq resumed>) = 0 [pid 5733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5735] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5735] <... set_robust_list resumed>) = 0 [pid 5733] <... futex resumed>) = 0 [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] <... futex resumed>) = 0 [pid 5735] rt_sigprocmask(SIG_SETMASK, [], [pid 5726] <... futex resumed>) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5722] exit_group(0 [pid 5735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5732] <... futex resumed>) = ? [pid 5726] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5724] <... futex resumed>) = ? [pid 5723] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] <... exit_group resumed>) = ? [pid 5735] memfd_create("syzkaller", 0 [pid 5732] +++ exited with 0 +++ [pid 5735] <... memfd_create resumed>) = 3 [pid 5726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5724] +++ exited with 0 +++ [pid 5723] <... futex resumed>) = 0 [pid 5722] +++ exited with 0 +++ [pid 5726] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5722, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=9 /* 0.09 s */} --- [pid 5723] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5735] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5726] <... mmap resumed>) = 0x20000000 [pid 5735] <... mmap resumed>) = 0x7f0cb3600000 [pid 5726] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5726] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] exit_group(0 [pid 5734] <... futex resumed>) = ? [pid 5726] <... futex resumed>) = ? [pid 5723] <... exit_group resumed>) = ? [pid 5734] +++ exited with 0 +++ [pid 5726] +++ exited with 0 +++ [pid 5723] +++ exited with 0 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5723, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=9 /* 0.09 s */} --- [pid 5219] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... openat resumed>) = 3 [pid 5219] <... openat resumed>) = 3 [ 81.635159][ T5731] loop2: detected capacity change from 0 to 4096 [ 81.668583][ T5731] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5221] newfstatat(3, "", [pid 5219] newfstatat(3, "", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] getdents64(3, [pid 5221] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./35/binderfs", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./36/binderfs" [pid 5219] unlink("./35/binderfs" [pid 5727] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5221] <... unlink resumed>) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 5727] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5727] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5727] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5729] <... copy_file_range resumed>) = 393216 [pid 5727] <... mprotect resumed>) = 0 [pid 5727] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5731] <... mount resumed>) = 0 [pid 5727] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5731] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... openat resumed>) = 3 [pid 5727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5736 attached [pid 5731] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5729] <... futex resumed>) = 0 [pid 5736] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5731] <... chdir resumed>) = 0 [pid 5729] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] <... clone3 resumed> => {parent_tid=[5736]}, 88) = 5736 [pid 5736] <... rseq resumed>) = 0 [pid 5736] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5727] rt_sigprocmask(SIG_SETMASK, [], [pid 5736] <... set_robust_list resumed>) = 0 [pid 5727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5736] rt_sigprocmask(SIG_SETMASK, [], [pid 5727] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5727] <... futex resumed>) = 0 [pid 5727] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5736] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5731] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5730] <... futex resumed>) = 0 [pid 5736] <... open resumed>) = 6 [pid 5735] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5731] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5736] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5727] <... futex resumed>) = 0 [pid 5736] <... futex resumed>) = 1 [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5736] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5729] <... futex resumed>) = 0 [pid 5727] <... futex resumed>) = 1 [pid 5729] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5729] <... open resumed>) = 7 [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5729] <... futex resumed>) = 1 [pid 5727] <... futex resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5729] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5727] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5729] ftruncate(6, 46515 [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5729] <... ftruncate resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5731] <... openat resumed>) = 4 [pid 5729] <... futex resumed>) = 1 [pid 5727] <... futex resumed>) = 0 [pid 5729] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5727] <... futex resumed>) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5731] <... futex resumed>) = 1 [pid 5730] <... futex resumed>) = 0 [pid 5729] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5727] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 4 [pid 5730] <... futex resumed>) = 0 [pid 5221] newfstatat(4, "", [pid 5731] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5731] <... openat resumed>) = 5 [pid 5221] getdents64(4, [pid 5729] <... mmap resumed>) = 0x20000000 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5735] <... write resumed>) = 2097152 [pid 5735] munmap(0x7f0cb3600000, 138412032 [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(4 [pid 5219] <... umount2 resumed>) = 0 [pid 5731] <... futex resumed>) = 1 [pid 5730] <... futex resumed>) = 0 [pid 5729] <... futex resumed>) = 1 [pid 5727] <... futex resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5735] <... munmap resumed>) = 0 [pid 5731] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5727] exit_group(0 [pid 5221] rmdir("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5736] <... futex resumed>) = ? [pid 5731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5730] <... futex resumed>) = 0 [pid 5729] <... futex resumed>) = ? [pid 5727] <... exit_group resumed>) = ? [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5736] +++ exited with 0 +++ [pid 5735] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5731] ftruncate(5, 33587187 [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5729] +++ exited with 0 +++ [pid 5221] <... rmdir resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5735] <... openat resumed>) = 4 [pid 5731] <... ftruncate resumed>) = 0 [pid 5727] +++ exited with 0 +++ [pid 5221] getdents64(3, [pid 5219] umount2("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5735] ioctl(4, LOOP_SET_FD, 3 [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5727, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5218] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5735] <... ioctl resumed>) = 0 [pid 5731] <... futex resumed>) = 1 [pid 5730] <... futex resumed>) = 0 [pid 5221] close(3 [pid 5219] <... openat resumed>) = 4 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5735] close(3 [pid 5731] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... close resumed>) = 0 [pid 5219] newfstatat(4, "", [pid 5735] <... close resumed>) = 0 [pid 5221] rmdir("./36" [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5735] close(4 [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rmdir resumed>) = 0 [pid 5219] getdents64(4, [pid 5218] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5735] <... close resumed>) = 0 [pid 5221] mkdir("./37", 0777 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5735] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5731] <... futex resumed>) = 0 [pid 5730] <... futex resumed>) = 1 [pid 5221] <... mkdir resumed>) = 0 [pid 5219] getdents64(4, [pid 5218] <... openat resumed>) = 3 [pid 5735] <... mkdir resumed>) = 0 [pid 5731] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] newfstatat(3, "", [pid 5221] <... openat resumed>) = 3 [pid 5219] close(4 [pid 5735] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5219] <... close resumed>) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5219] rmdir("\x2e\x2f\x33\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5221] close(3 [pid 5219] <... rmdir resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3) = 0 [pid 5219] rmdir("./35") = 0 [pid 5219] mkdir("./36", 0777) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5218] getdents64(3, [pid 5219] <... ioctl resumed>) = 0 [pid 5219] close(3 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] <... close resumed>) = 0 [pid 5218] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5737 attached [pid 5218] unlink("./36/binderfs" [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5737 [pid 5737] set_robust_list(0x555593f656a0, 24 [pid 5218] <... unlink resumed>) = 0 [pid 5737] <... set_robust_list resumed>) = 0 [pid 5737] chdir("./37" [pid 5218] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5737] <... chdir resumed>) = 0 [pid 5737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5737] setpgid(0, 0) = 0 [pid 5737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5737] write(3, "1000", 4 [pid 5730] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 81.789150][ T5735] loop4: detected capacity change from 0 to 4096 [ 81.819045][ T5735] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5219] <... close resumed>) = 0 [pid 5737] <... write resumed>) = 4 [pid 5735] <... mount resumed>) = 0 [pid 5731] <... copy_file_range resumed>) = 393216 [pid 5730] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] close(3 [pid 5735] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5730] <... futex resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5738 attached [pid 5737] <... close resumed>) = 0 [pid 5735] <... openat resumed>) = 3 [pid 5730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5730] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5737] symlink("/dev/binderfs", "./binderfs" [pid 5735] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5738 [pid 5737] <... symlink resumed>) = 0 [pid 5735] <... chdir resumed>) = 0 executing program [pid 5738] set_robust_list(0x555593f656a0, 24 [pid 5737] write(1, "executing program\n", 18 [pid 5735] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... set_robust_list resumed>) = 0 [pid 5737] <... write resumed>) = 18 [pid 5735] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5731] <... futex resumed>) = 0 [pid 5730] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5218] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5731] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5730] <... mprotect resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5735] <... futex resumed>) = 1 [pid 5730] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5733] <... futex resumed>) = 0 [pid 5730] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5733] <... futex resumed>) = 0 [pid 5730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5218] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5739 attached [pid 5738] chdir("./36" [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5735] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5739] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5730] <... clone3 resumed> => {parent_tid=[5739]}, 88) = 5739 [pid 5739] <... rseq resumed>) = 0 [pid 5730] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... openat resumed>) = 4 [pid 5739] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] newfstatat(4, "", [pid 5739] <... set_robust_list resumed>) = 0 [pid 5738] <... chdir resumed>) = 0 [pid 5737] <... futex resumed>) = 0 [pid 5735] <... openat resumed>) = 4 [pid 5730] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] rt_sigprocmask(SIG_SETMASK, [], [pid 5738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5737] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5730] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5738] <... prctl resumed>) = 0 [pid 5737] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5735] <... futex resumed>) = 1 [pid 5733] <... futex resumed>) = 0 [pid 5730] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] getdents64(4, [pid 5739] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5738] setpgid(0, 0 [pid 5737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5735] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... setpgid resumed>) = 0 [pid 5737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5735] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5739] <... open resumed>) = 6 [pid 5738] <... openat resumed>) = 3 [pid 5737] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5735] <... openat resumed>) = 5 [pid 5733] <... futex resumed>) = 0 [pid 5218] getdents64(4, [pid 5738] write(3, "1000", 4 [pid 5737] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... write resumed>) = 4 [pid 5737] <... mprotect resumed>) = 0 [pid 5735] <... futex resumed>) = 0 [pid 5738] close(3 [pid 5737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5735] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5739] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... close resumed>) = 0 [pid 5737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] close(4 [pid 5733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... close resumed>) = 0 [pid 5735] <... futex resumed>) = 0 [pid 5733] <... futex resumed>) = 1 [pid 5218] rmdir("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5735] ftruncate(5, 33587187 [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5740 attached [pid 5738] symlink("/dev/binderfs", "./binderfs" [pid 5735] <... ftruncate resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5740] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5739] <... futex resumed>) = 1 [pid 5738] <... symlink resumed>) = 0 [pid 5737] <... clone3 resumed> => {parent_tid=[5740]}, 88) = 5740 [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5730] <... futex resumed>) = 0 [pid 5218] getdents64(3, [pid 5740] <... rseq resumed>) = 0 executing program [pid 5739] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5738] write(1, "executing program\n", 18 [pid 5737] rt_sigprocmask(SIG_SETMASK, [], [pid 5735] <... futex resumed>) = 1 [pid 5733] <... futex resumed>) = 0 [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5740] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5738] <... write resumed>) = 18 [pid 5737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... futex resumed>) = 0 [pid 5735] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5730] <... futex resumed>) = 1 [pid 5218] close(3 [pid 5740] <... set_robust_list resumed>) = 0 [pid 5738] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] <... futex resumed>) = 0 [pid 5731] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5738] <... futex resumed>) = 0 [pid 5737] <... futex resumed>) = 0 [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5740] rt_sigprocmask(SIG_SETMASK, [], [pid 5738] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5731] <... open resumed>) = 7 [pid 5218] <... close resumed>) = 0 [pid 5740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5738] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] rmdir("./36" [pid 5731] <... futex resumed>) = 1 [pid 5730] <... futex resumed>) = 0 [pid 5731] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5730] <... futex resumed>) = 0 [pid 5731] ftruncate(6, 46515 [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5731] <... ftruncate resumed>) = 0 [pid 5738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5738] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5738] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5731] <... futex resumed>) = 1 [pid 5730] <... futex resumed>) = 0 [pid 5738] <... mprotect resumed>) = 0 [pid 5731] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5730] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5218] mkdir("./37", 0777 [pid 5738] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5731] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5730] <... futex resumed>) = 0 [pid 5738] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5730] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... mkdir resumed>) = 0 [pid 5740] memfd_create("syzkaller", 0 [pid 5738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5741 attached [pid 5740] <... memfd_create resumed>) = 3 [pid 5731] <... mmap resumed>) = 0x20000000 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5741] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5740] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5731] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5741] <... rseq resumed>) = 0 [pid 5740] <... mmap resumed>) = 0x7f0cb3600000 [pid 5738] <... clone3 resumed> => {parent_tid=[5741]}, 88) = 5741 [pid 5731] <... futex resumed>) = 1 [pid 5730] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5741] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5738] rt_sigprocmask(SIG_SETMASK, [], [pid 5731] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5730] exit_group(0 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5741] <... set_robust_list resumed>) = 0 [pid 5739] <... futex resumed>) = ? [pid 5738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5731] <... futex resumed>) = ? [pid 5730] <... exit_group resumed>) = ? [pid 5739] +++ exited with 0 +++ [pid 5738] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... ioctl resumed>) = 0 [pid 5741] rt_sigprocmask(SIG_SETMASK, [], [pid 5740] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5738] <... futex resumed>) = 0 [pid 5731] +++ exited with 0 +++ [pid 5730] +++ exited with 0 +++ [pid 5218] close(3 [pid 5741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5738] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5730, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5220] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5741] memfd_create("syzkaller", 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./36/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5741] <... memfd_create resumed>) = 3 [pid 5218] <... close resumed>) = 0 [pid 5741] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5740] <... write resumed>) = 2097152 [pid 5735] <... copy_file_range resumed>) = 393216 [pid 5733] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5733] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5740] munmap(0x7f0cb3600000, 138412032./strace-static-x86_64: Process 5742 attached [pid 5733] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] <... umount2 resumed>) = 0 [pid 5733] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5220] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5742] set_robust_list(0x555593f656a0, 24 [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] <... mprotect resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5735] <... futex resumed>) = 0 [pid 5735] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5742 [pid 5742] <... set_robust_list resumed>) = 0 [pid 5740] <... munmap resumed>) = 0 [pid 5733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5742] chdir("./37"./strace-static-x86_64: Process 5743 attached [pid 5740] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5743] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5742] <... chdir resumed>) = 0 [pid 5733] <... clone3 resumed> => {parent_tid=[5743]}, 88) = 5743 [pid 5743] <... rseq resumed>) = 0 [pid 5742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5743] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5733] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5743] <... set_robust_list resumed>) = 0 [pid 5742] <... prctl resumed>) = 0 [pid 5733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... openat resumed>) = 4 [pid 5733] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5743] rt_sigprocmask(SIG_SETMASK, [], [pid 5742] setpgid(0, 0 [pid 5740] <... openat resumed>) = 4 [pid 5733] <... futex resumed>) = 0 [pid 5220] newfstatat(4, "", [pid 5743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5742] <... setpgid resumed>) = 0 [pid 5740] ioctl(4, LOOP_SET_FD, 3 [pid 5733] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5743] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5741] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5740] <... ioctl resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5740] close(3 [pid 5220] getdents64(4, [pid 5740] <... close resumed>) = 0 [pid 5742] <... openat resumed>) = 3 [pid 5740] close(4 [pid 5743] <... open resumed>) = 6 [pid 5742] write(3, "1000", 4 [pid 5740] <... close resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5740] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5740] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5743] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] <... write resumed>) = 4 [pid 5741] <... write resumed>) = 2097152 [pid 5220] getdents64(4, executing program [pid 5743] <... futex resumed>) = 1 [pid 5742] close(3 [pid 5741] munmap(0x7f0cb3600000, 138412032 [pid 5733] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5743] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5742] <... close resumed>) = 0 [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] close(4 [pid 5742] symlink("/dev/binderfs", "./binderfs" [pid 5220] <... close resumed>) = 0 [pid 5742] <... symlink resumed>) = 0 [pid 5220] rmdir("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5742] write(1, "executing program\n", 18 [pid 5220] <... rmdir resumed>) = 0 [pid 5742] <... write resumed>) = 18 [pid 5220] getdents64(3, [pid 5733] <... futex resumed>) = 1 [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5742] <... futex resumed>) = 0 [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] close(3 [pid 5742] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5220] <... close resumed>) = 0 [pid 5742] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5220] rmdir("./36" [pid 5742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5735] <... futex resumed>) = 0 [pid 5735] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5741] <... munmap resumed>) = 0 [pid 5735] <... open resumed>) = 7 [pid 5220] <... rmdir resumed>) = 0 [pid 5742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5733] <... futex resumed>) = 0 [pid 5735] ftruncate(6, 46515 [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5735] <... ftruncate resumed>) = 0 [pid 5220] mkdir("./37", 0777 [pid 5742] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5733] <... futex resumed>) = 0 [pid 5735] <... futex resumed>) = 0 [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5742] <... mprotect resumed>) = 0 [pid 5735] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... mkdir resumed>) = 0 [pid 5733] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5735] <... futex resumed>) = 0 [pid 5733] <... futex resumed>) = 1 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5742] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5735] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5741] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5733] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5744 attached [pid 5741] <... openat resumed>) = 4 [pid 5735] <... mmap resumed>) = 0x20000000 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5744] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5742] <... clone3 resumed> => {parent_tid=[5744]}, 88) = 5744 [pid 5741] ioctl(4, LOOP_SET_FD, 3 [pid 5744] <... rseq resumed>) = 0 [pid 5742] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] <... ioctl resumed>) = 0 [pid 5742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5735] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5735] <... futex resumed>) = 1 [pid 5733] <... futex resumed>) = 0 [pid 5733] exit_group(0 [pid 5743] <... futex resumed>) = ? [pid 5733] <... exit_group resumed>) = ? [pid 5743] +++ exited with 0 +++ [pid 5735] +++ exited with 0 +++ [pid 5733] +++ exited with 0 +++ [ 82.035416][ T5740] loop3: detected capacity change from 0 to 4096 [ 82.063810][ T5740] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5744] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5742] <... futex resumed>) = 0 [pid 5220] close(3 [pid 5744] <... set_robust_list resumed>) = 0 [pid 5744] rt_sigprocmask(SIG_SETMASK, [], [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5741] <... ioctl resumed>) = 0 [pid 5744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5741] close(3 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5733, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5220] <... close resumed>) = 0 [pid 5744] memfd_create("syzkaller", 0 [pid 5741] <... close resumed>) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5744] <... memfd_create resumed>) = 3 [pid 5741] close(4./strace-static-x86_64: Process 5745 attached [pid 5744] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5741] <... close resumed>) = 0 [pid 5222] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5741] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5744] <... mmap resumed>) = 0x7f0cb3600000 [pid 5740] <... mount resumed>) = 0 [pid 5741] <... mkdir resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5741] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5740] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5745 [pid 5745] set_robust_list(0x555593f656a0, 24 [pid 5740] <... openat resumed>) = 3 [pid 5740] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] <... openat resumed>) = 3 [pid 5745] <... set_robust_list resumed>) = 0 [pid 5740] <... chdir resumed>) = 0 [pid 5740] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5737] <... futex resumed>) = 0 [pid 5740] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5737] <... futex resumed>) = 0 [pid 5740] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5740] <... openat resumed>) = 4 [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5737] <... futex resumed>) = 0 [pid 5745] chdir("./37" [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(3, "", [pid 5745] <... chdir resumed>) = 0 [pid 5745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5740] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5737] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5745] <... prctl resumed>) = 0 [pid 5745] setpgid(0, 0 [pid 5740] <... openat resumed>) = 5 [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, [pid 5745] <... setpgid resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5222] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5745] <... openat resumed>) = 3 [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5740] <... futex resumed>) = 1 [pid 5737] <... futex resumed>) = 0 [pid 5740] ftruncate(5, 33587187 [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5740] <... ftruncate resumed>) = 0 [pid 5737] <... futex resumed>) = 0 [pid 5222] unlink("./36/binderfs" [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5740] <... futex resumed>) = 0 [pid 5737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... unlink resumed>) = 0 [pid 5740] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5745] write(3, "1000", 4 [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] <... write resumed>) = 4 [pid 5740] <... futex resumed>) = 0 [pid 5737] <... futex resumed>) = 1 [pid 5740] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5745] close(3) = 0 [pid 5745] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5745] write(1, "executing program\n", 18executing program ) = 18 [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5745] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5222] <... umount2 resumed>) = 0 [pid 5745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5745] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5744] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5222] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5746 attached [pid 5746] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [ 82.095844][ T5741] loop1: detected capacity change from 0 to 4096 [ 82.132621][ T5741] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5745] <... clone3 resumed> => {parent_tid=[5746]}, 88) = 5746 [pid 5746] <... rseq resumed>) = 0 [pid 5745] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5746] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5746] <... set_robust_list resumed>) = 0 [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5746] rt_sigprocmask(SIG_SETMASK, [], [pid 5745] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5746] memfd_create("syzkaller", 0 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5746] <... memfd_create resumed>) = 3 [pid 5222] <... openat resumed>) = 4 [pid 5746] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] newfstatat(4, "", [pid 5746] <... mmap resumed>) = 0x7f0cb3600000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5222] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] close(4) = 0 [pid 5222] rmdir("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5737] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5737] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(3 [pid 5737] <... futex resumed>) = 0 [pid 5737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5737] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5737] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5741] <... mount resumed>) = 0 [pid 5737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] <... close resumed>) = 0 [pid 5741] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] rmdir("./36" [pid 5741] <... openat resumed>) = 3 [pid 5737] <... clone3 resumed> => {parent_tid=[5747]}, 88) = 5747 [pid 5222] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5747 attached [pid 5741] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5737] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] mkdir("./37", 0777 [pid 5737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5741] <... chdir resumed>) = 0 [pid 5740] <... copy_file_range resumed>) = 393216 [pid 5737] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5747] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5737] <... futex resumed>) = 0 [pid 5747] <... rseq resumed>) = 0 [pid 5737] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5747] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5747] rt_sigprocmask(SIG_SETMASK, [], [pid 5740] <... futex resumed>) = 0 [pid 5747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5740] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5747] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5741] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5747] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5746] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5744] <... write resumed>) = 2097152 [pid 5741] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] <... openat resumed>) = 3 [pid 5747] <... futex resumed>) = 1 [pid 5744] munmap(0x7f0cb3600000, 138412032 [pid 5741] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] <... futex resumed>) = 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5747] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5741] <... futex resumed>) = 1 [pid 5738] <... futex resumed>) = 0 [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... ioctl resumed>) = 0 [pid 5740] <... futex resumed>) = 0 [pid 5738] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] <... futex resumed>) = 1 [pid 5222] close(3 [pid 5740] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5738] <... futex resumed>) = 0 [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5738] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5740] <... open resumed>) = 7 [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5737] <... futex resumed>) = 0 [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5740] ftruncate(6, 46515) = 0 [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5737] <... futex resumed>) = 0 [pid 5737] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5740] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5737] <... futex resumed>) = 0 [pid 5737] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5744] <... munmap resumed>) = 0 [pid 5741] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5740] <... mmap resumed>) = 0x20000000 [pid 5746] <... write resumed>) = 2097152 [pid 5744] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5741] <... openat resumed>) = 4 [pid 5222] <... close resumed>) = 0 [pid 5741] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] <... openat resumed>) = 4 [pid 5740] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] ioctl(4, LOOP_SET_FD, 3 [pid 5741] <... futex resumed>) = 1 [pid 5740] <... futex resumed>) = 1 [pid 5738] <... futex resumed>) = 0 [pid 5737] <... futex resumed>) = 0 [pid 5741] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5740] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5738] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5737] exit_group(0 [pid 5747] <... futex resumed>) = ? [pid 5740] <... futex resumed>) = ? [pid 5738] <... futex resumed>) = 0 [pid 5737] <... exit_group resumed>) = ? [pid 5747] +++ exited with 0 +++ [pid 5740] +++ exited with 0 +++ [pid 5738] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5737] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5737, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5741] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5748 attached [pid 5746] munmap(0x7f0cb3600000, 138412032 [pid 5744] <... ioctl resumed>) = 0 [pid 5741] <... openat resumed>) = 5 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5748] set_robust_list(0x555593f656a0, 24 [pid 5746] <... munmap resumed>) = 0 [pid 5744] close(3 [pid 5741] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5748 [pid 5221] <... openat resumed>) = 3 [pid 5744] <... close resumed>) = 0 [pid 5741] <... futex resumed>) = 1 [pid 5738] <... futex resumed>) = 0 [pid 5748] <... set_robust_list resumed>) = 0 [pid 5744] close(4 [pid 5741] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5738] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] chdir("./37" [pid 5746] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5744] <... close resumed>) = 0 [pid 5741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5738] <... futex resumed>) = 0 [pid 5748] <... chdir resumed>) = 0 [pid 5744] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5741] ftruncate(5, 33587187 [pid 5748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5738] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5748] <... prctl resumed>) = 0 [pid 5746] <... openat resumed>) = 4 [pid 5744] <... mkdir resumed>) = 0 [pid 5741] <... ftruncate resumed>) = 0 [pid 5221] getdents64(3, [pid 5748] setpgid(0, 0 [pid 5746] ioctl(4, LOOP_SET_FD, 3 [pid 5744] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5741] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] <... setpgid resumed>) = 0 [pid 5741] <... futex resumed>) = 1 [pid 5738] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5738] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5741] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5221] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5738] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5738] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./37/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5748] <... openat resumed>) = 3 [pid 5746] <... ioctl resumed>) = 0 [ 82.273515][ T5744] loop0: detected capacity change from 0 to 4096 [ 82.299903][ T5746] loop2: detected capacity change from 0 to 4096 [ 82.309067][ T5744] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5748] write(3, "1000", 4 [pid 5746] close(3 [pid 5748] <... write resumed>) = 4 [pid 5746] <... close resumed>) = 0 [pid 5748] close(3 [pid 5746] close(4 [pid 5748] <... close resumed>) = 0 [pid 5746] <... close resumed>) = 0 executing program [pid 5748] symlink("/dev/binderfs", "./binderfs" [pid 5746] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5748] <... symlink resumed>) = 0 [pid 5746] <... mkdir resumed>) = 0 [pid 5748] write(1, "executing program\n", 18 [pid 5746] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5748] <... write resumed>) = 18 [pid 5748] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5748] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5748] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5738] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5738] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5748] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5738] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5738] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5738] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5749 attached [pid 5749] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5748] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5738] <... clone3 resumed> => {parent_tid=[5749]}, 88) = 5749 [pid 5221] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5749] <... rseq resumed>) = 0 [pid 5749] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5738] rt_sigprocmask(SIG_SETMASK, [], [pid 5749] <... set_robust_list resumed>) = 0 [pid 5738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5749] rt_sigprocmask(SIG_SETMASK, [], [pid 5738] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5738] <... futex resumed>) = 0 [pid 5749] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5738] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5748] <... clone3 resumed> => {parent_tid=[5750]}, 88) = 5750 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5750 attached [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5750] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5749] <... open resumed>) = 6 [pid 5748] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5750] <... rseq resumed>) = 0 [pid 5749] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5748] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5749] <... futex resumed>) = 1 [pid 5748] <... futex resumed>) = 0 [pid 5738] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5750] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5738] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5750] <... set_robust_list resumed>) = 0 [pid 5738] <... futex resumed>) = 0 [pid 5750] rt_sigprocmask(SIG_SETMASK, [], [pid 5738] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... openat resumed>) = 4 [pid 5750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5750] memfd_create("syzkaller", 0 [pid 5749] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5221] newfstatat(4, "", [pid 5749] <... open resumed>) = 7 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5749] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5738] <... futex resumed>) = 0 [pid 5221] getdents64(4, [pid 5749] ftruncate(6, 46515 [pid 5738] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5738] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5750] <... memfd_create resumed>) = 3 [pid 5750] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5744] <... mount resumed>) = 0 [pid 5221] rmdir("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5749] <... ftruncate resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5749] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5738] <... futex resumed>) = 0 [pid 5738] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5738] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5749] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5744] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [pid 5744] <... openat resumed>) = 3 [pid 5221] <... close resumed>) = 0 [pid 5744] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5221] rmdir("./37" [pid 5744] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5221] <... rmdir resumed>) = 0 [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5744] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] mkdir("./38", 0777) = 0 [ 82.326792][ T5746] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5749] <... mmap resumed>) = 0x20000000 [pid 5744] <... openat resumed>) = 4 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5749] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5746] <... mount resumed>) = 0 [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 3 [pid 5746] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5744] <... futex resumed>) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5746] <... openat resumed>) = 3 [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5744] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5746] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] close(3 [pid 5750] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5749] <... futex resumed>) = 1 [pid 5746] <... chdir resumed>) = 0 [pid 5744] <... openat resumed>) = 5 [pid 5738] <... futex resumed>) = 0 [pid 5746] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5749] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5744] <... futex resumed>) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5746] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] ftruncate(5, 33587187 [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5744] <... ftruncate resumed>) = 0 [pid 5742] <... futex resumed>) = 0 [pid 5746] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... close resumed>) = 0 [pid 5745] <... futex resumed>) = 0 [pid 5742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5744] <... futex resumed>) = 0 [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5742] <... futex resumed>) = 0 [pid 5746] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5751 attached [pid 5751] set_robust_list(0x555593f656a0, 24 [pid 5746] <... openat resumed>) = 4 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5751 [pid 5751] <... set_robust_list resumed>) = 0 [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] chdir("./38" [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5751] <... chdir resumed>) = 0 [pid 5750] <... write resumed>) = 2097152 [pid 5746] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5741] <... copy_file_range resumed>) = 589824 [pid 5751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5746] <... openat resumed>) = 5 [pid 5745] <... futex resumed>) = 0 [pid 5741] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] setpgid(0, 0 [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5741] <... futex resumed>) = 0 [pid 5738] exit_group(0 [pid 5751] <... setpgid resumed>) = 0 [pid 5749] <... futex resumed>) = ? [pid 5738] <... exit_group resumed>) = ? [pid 5751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5749] +++ exited with 0 +++ [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5741] +++ exited with 0 +++ [pid 5738] +++ exited with 0 +++ [pid 5751] <... openat resumed>) = 3 [pid 5751] write(3, "1000", 4 [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5738, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5751] <... write resumed>) = 4 [pid 5750] munmap(0x7f0cb3600000, 138412032 [pid 5746] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5751] close(3 [pid 5750] <... munmap resumed>) = 0 [pid 5746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5745] <... futex resumed>) = 0 [pid 5219] <... restart_syscall resumed>) = 0 [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] <... close resumed>) = 0 [pid 5746] ftruncate(5, 33587187 [pid 5751] symlink("/dev/binderfs", "./binderfs" [pid 5746] <... ftruncate resumed>) = 0 [pid 5751] <... symlink resumed>) = 0 [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 1 [pid 5219] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5751] write(1, "executing program\n", 18 [pid 5746] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] <... futex resumed>) = 0 [pid 5751] <... write resumed>) = 18 [pid 5750] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5745] <... futex resumed>) = 0 [pid 5219] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] <... openat resumed>) = 4 [pid 5746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] <... openat resumed>) = 3 [pid 5751] <... futex resumed>) = 0 [pid 5750] ioctl(4, LOOP_SET_FD, 3 [pid 5746] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5219] newfstatat(3, "", [pid 5751] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5742] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5742] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5750] <... ioctl resumed>) = 0 [pid 5744] <... copy_file_range resumed>) = 393216 [pid 5742] <... futex resumed>) = 0 [pid 5219] getdents64(3, [pid 5751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5750] close(3 [pid 5751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5750] <... close resumed>) = 0 [pid 5751] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5750] close(4 [pid 5751] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5750] <... close resumed>) = 0 [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5751] <... mprotect resumed>) = 0 [pid 5750] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5744] <... futex resumed>) = 0 [pid 5751] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5751] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5750] <... mkdir resumed>) = 0 [pid 5742] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5750] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c"./strace-static-x86_64: Process 5752 attached [pid 5744] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5742] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5219] newfstatat(AT_FDCWD, "./36/binderfs", [pid 5751] <... clone3 resumed> => {parent_tid=[5752]}, 88) = 5752 [pid 5742] <... mprotect resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5742] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] unlink("./36/binderfs" [pid 5742] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 5742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5219] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5753 attached [pid 5742] <... clone3 resumed> => {parent_tid=[5753]}, 88) = 5753 [pid 5753] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5742] rt_sigprocmask(SIG_SETMASK, [], [pid 5753] <... rseq resumed>) = 0 [pid 5742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5753] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5742] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... set_robust_list resumed>) = 0 [pid 5742] <... futex resumed>) = 0 [pid 5753] rt_sigprocmask(SIG_SETMASK, [], [pid 5742] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5745] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5753] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5745] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5752] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5751] rt_sigprocmask(SIG_SETMASK, [], [pid 5746] <... copy_file_range resumed>) = 393216 [pid 5745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5752] <... rseq resumed>) = 0 [pid 5751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5752] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5746] <... futex resumed>) = 0 [pid 5745] <... mprotect resumed>) = 0 [pid 5753] <... open resumed>) = 6 [pid 5752] <... set_robust_list resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5746] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5752] rt_sigprocmask(SIG_SETMASK, [], [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5754 attached [pid 5753] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5753] <... futex resumed>) = 1 [pid 5752] memfd_create("syzkaller", 0 [pid 5745] <... clone3 resumed> => {parent_tid=[5754]}, 88) = 5754 [pid 5742] <... futex resumed>) = 0 [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] <... futex resumed>) = 0 [pid 5742] <... futex resumed>) = 1 [pid 5753] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] rt_sigprocmask(SIG_SETMASK, [], [pid 5744] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5752] <... memfd_create resumed>) = 3 [pid 5745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5744] <... open resumed>) = 7 [pid 5754] <... rseq resumed>) = 0 [pid 5745] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5745] <... futex resumed>) = 0 [pid 5744] <... futex resumed>) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5754] <... set_robust_list resumed>) = 0 [pid 5745] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5744] ftruncate(6, 46515 [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] rt_sigprocmask(SIG_SETMASK, [], [pid 5744] <... ftruncate resumed>) = 0 [pid 5742] <... futex resumed>) = 0 [pid 5754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5754] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5744] <... futex resumed>) = 0 [pid 5742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5754] <... open resumed>) = 6 [pid 5752] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5744] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5742] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] <... mmap resumed>) = 0x7f0cb3600000 [pid 5744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5742] <... futex resumed>) = 0 [pid 5744] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5742] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = 0 [pid 5744] <... mmap resumed>) = 0x20000000 [ 82.486169][ T5750] loop4: detected capacity change from 0 to 4096 [ 82.524796][ T5750] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5754] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5744] <... futex resumed>) = 1 [pid 5742] <... futex resumed>) = 0 [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5744] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5742] exit_group(0 [pid 5753] <... futex resumed>) = ? [pid 5745] <... futex resumed>) = 1 [pid 5744] <... futex resumed>) = ? [pid 5742] <... exit_group resumed>) = ? [pid 5753] +++ exited with 0 +++ [pid 5746] <... futex resumed>) = 0 [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5744] +++ exited with 0 +++ [pid 5742] +++ exited with 0 +++ [pid 5746] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5742, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- [pid 5754] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5746] <... open resumed>) = 7 [pid 5219] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] <... mount resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5750] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5746] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5745] <... futex resumed>) = 0 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5750] <... openat resumed>) = 3 [pid 5746] ftruncate(6, 46515 [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5750] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5746] <... ftruncate resumed>) = 0 [pid 5750] <... chdir resumed>) = 0 [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5750] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5746] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5750] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5745] <... futex resumed>) = 0 [pid 5219] <... openat resumed>) = 4 [pid 5218] <... openat resumed>) = 3 [pid 5746] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5745] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(4, "", [pid 5218] newfstatat(3, "", [pid 5750] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5746] <... mmap resumed>) = 0x20000000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5746] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, [pid 5750] <... futex resumed>) = 1 [pid 5748] <... futex resumed>) = 0 [pid 5746] <... futex resumed>) = 1 [pid 5745] <... futex resumed>) = 0 [pid 5219] getdents64(4, [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5750] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5748] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5746] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5745] exit_group(0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5754] <... futex resumed>) = ? [pid 5748] <... futex resumed>) = 0 [pid 5745] <... exit_group resumed>) = ? [pid 5219] getdents64(4, [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5754] +++ exited with 0 +++ [pid 5748] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5746] <... futex resumed>) = ? [pid 5219] close(4 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... close resumed>) = 0 [pid 5218] unlink("./37/binderfs") = 0 [pid 5750] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5746] +++ exited with 0 +++ [pid 5745] +++ exited with 0 +++ [pid 5219] rmdir("\x2e\x2f\x33\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5745, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=5 /* 0.05 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5219] <... rmdir resumed>) = 0 [pid 5750] <... openat resumed>) = 4 [pid 5750] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5748] <... futex resumed>) = 0 [pid 5750] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5748] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5748] <... futex resumed>) = 0 [pid 5750] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5748] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5752] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5750] <... openat resumed>) = 5 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5220] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] close(3 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5750] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5750] <... futex resumed>) = 1 [pid 5748] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5750] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5748] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5748] <... futex resumed>) = 0 [pid 5750] ftruncate(5, 33587187 [pid 5748] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5750] <... ftruncate resumed>) = 0 [pid 5220] unlink("./37/binderfs" [pid 5219] <... close resumed>) = 0 [pid 5750] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... unlink resumed>) = 0 [pid 5219] rmdir("./36" [pid 5750] <... futex resumed>) = 1 [pid 5748] <... futex resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... rmdir resumed>) = 0 [pid 5752] <... write resumed>) = 2097152 [pid 5750] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5748] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = 0 [pid 5752] munmap(0x7f0cb3600000, 138412032 [pid 5750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5748] <... futex resumed>) = 0 [pid 5750] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5748] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] mkdir("./37", 0777) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5752] <... munmap resumed>) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5218] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5218] rmdir("./37") = 0 [pid 5218] mkdir("./38", 0777) = 0 [pid 5752] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5752] ioctl(4, LOOP_SET_FD, 3 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5752] <... ioctl resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5219] <... close resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5755 attached [pid 5755] set_robust_list(0x555593f656a0, 24) = 0 [pid 5755] chdir("./37") = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5755 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5748] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5755] <... prctl resumed>) = 0 [pid 5748] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] setpgid(0, 0 [pid 5748] <... futex resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5755] <... setpgid resumed>) = 0 [pid 5748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5748] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5218] close(3 [pid 5748] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5752] close(3 [pid 5748] <... mprotect resumed>) = 0 [pid 5752] <... close resumed>) = 0 [pid 5748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5752] close(4 [pid 5748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5756 attached [pid 5752] <... close resumed>) = 0 [pid 5756] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5748] <... clone3 resumed> => {parent_tid=[5756]}, 88) = 5756 [pid 5756] <... rseq resumed>) = 0 [pid 5752] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5756] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5748] rt_sigprocmask(SIG_SETMASK, [], [pid 5756] <... set_robust_list resumed>) = 0 [pid 5748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5756] rt_sigprocmask(SIG_SETMASK, [], [pid 5748] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5748] <... futex resumed>) = 0 [pid 5756] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5748] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5756] <... open resumed>) = 6 [pid 5756] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] <... openat resumed>) = 3 [pid 5752] <... mkdir resumed>) = 0 [pid 5756] <... futex resumed>) = 1 [pid 5755] write(3, "1000", 4 [pid 5748] <... futex resumed>) = 0 [pid 5756] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5755] <... write resumed>) = 4 [pid 5748] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5755] close(3 [pid 5748] <... futex resumed>) = 0 [pid 5756] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5755] <... close resumed>) = 0 [pid 5748] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5755] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5756] <... open resumed>) = 7 [pid 5755] write(1, "executing program\n", 18 [pid 5752] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [ 82.664341][ T5752] loop3: detected capacity change from 0 to 4096 [pid 5220] <... umount2 resumed>) = 0 [pid 5756] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] <... write resumed>) = 18 [pid 5756] <... futex resumed>) = 1 [pid 5755] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5748] <... futex resumed>) = 0 [pid 5756] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5755] <... futex resumed>) = 0 [pid 5748] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5755] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5748] <... futex resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5755] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5748] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5756] ftruncate(6, 46515 [pid 5755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5756] <... ftruncate resumed>) = 0 [pid 5755] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5756] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5755] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5756] <... futex resumed>) = 1 [pid 5748] <... futex resumed>) = 0 [pid 5756] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5748] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5748] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5757 attached [pid 5748] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5757] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5755] <... clone3 resumed> => {parent_tid=[5757]}, 88) = 5757 [pid 5750] <... copy_file_range resumed>) = 393216 [pid 5757] <... rseq resumed>) = 0 [pid 5755] rt_sigprocmask(SIG_SETMASK, [], [pid 5750] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 4 [pid 5757] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5757] <... set_robust_list resumed>) = 0 [pid 5755] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] <... futex resumed>) = 0 [pid 5220] newfstatat(4, "", [pid 5218] <... close resumed>) = 0 [pid 5757] rt_sigprocmask(SIG_SETMASK, [], [pid 5755] <... futex resumed>) = 0 [pid 5750] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5757] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5755] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] getdents64(4, [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5757] memfd_create("syzkaller", 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 ./strace-static-x86_64: Process 5758 attached [pid 5757] <... memfd_create resumed>) = 3 [pid 5220] rmdir("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5758] set_robust_list(0x555593f656a0, 24 [pid 5757] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5756] <... mmap resumed>) = 0x20000000 [pid 5220] <... rmdir resumed>) = 0 [pid 5758] <... set_robust_list resumed>) = 0 [pid 5757] <... mmap resumed>) = 0x7f0cb3600000 [pid 5756] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(3, [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5758 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5756] <... futex resumed>) = 1 [pid 5748] <... futex resumed>) = 0 [pid 5758] chdir("./38" [ 82.708497][ T5752] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5756] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] close(3 [pid 5758] <... chdir resumed>) = 0 [pid 5748] exit_group(0 [pid 5758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5750] <... futex resumed>) = ? [pid 5748] <... exit_group resumed>) = ? [pid 5758] <... prctl resumed>) = 0 [pid 5756] <... futex resumed>) = ? [pid 5750] +++ exited with 0 +++ [pid 5756] +++ exited with 0 +++ [pid 5748] +++ exited with 0 +++ [pid 5220] <... close resumed>) = 0 [pid 5758] setpgid(0, 0) = 0 [pid 5220] rmdir("./37" [pid 5758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5748, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5220] <... rmdir resumed>) = 0 [pid 5758] <... openat resumed>) = 3 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] mkdir("./38", 0777 [pid 5758] write(3, "1000", 4) = 4 [pid 5220] <... mkdir resumed>) = 0 [pid 5758] close(3) = 0 [pid 5752] <... mount resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5758] symlink("/dev/binderfs", "./binderfs" [pid 5757] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5752] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] <... openat resumed>) = 3 [pid 5758] <... symlink resumed>) = 0 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3executing program [pid 5758] write(1, "executing program\n", 18 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5222] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... write resumed>) = 18 [pid 5752] <... openat resumed>) = 3 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5758] <... futex resumed>) = 0 [pid 5752] <... chdir resumed>) = 0 [pid 5752] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5222] <... openat resumed>) = 3 [pid 5752] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5752] <... futex resumed>) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5758] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5222] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5758] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5752] <... openat resumed>) = 4 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5758] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "./37/binderfs", [pid 5758] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5758] <... mprotect resumed>) = 0 [pid 5222] unlink("./37/binderfs" [pid 5752] <... futex resumed>) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5751] <... futex resumed>) = 0 [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5757] <... write resumed>) = 2097152 [pid 5752] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5758] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5757] munmap(0x7f0cb3600000, 138412032 [pid 5752] <... openat resumed>) = 5 [pid 5758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5759 attached [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone3 resumed> => {parent_tid=[5759]}, 88) = 5759 [pid 5758] rt_sigprocmask(SIG_SETMASK, [], [pid 5752] <... futex resumed>) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] <... futex resumed>) = 0 [pid 5758] <... futex resumed>) = 0 [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5752] ftruncate(5, 33587187 [pid 5759] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5752] <... ftruncate resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5759] <... rseq resumed>) = 0 [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5757] <... munmap resumed>) = 0 [pid 5752] <... futex resumed>) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5759] <... set_robust_list resumed>) = 0 [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5752] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5751] <... futex resumed>) = 0 [pid 5757] <... openat resumed>) = 4 [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] rt_sigprocmask(SIG_SETMASK, [], [pid 5757] ioctl(4, LOOP_SET_FD, 3 [pid 5759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5757] <... ioctl resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5760 ./strace-static-x86_64: Process 5760 attached [pid 5757] close(3 [pid 5760] set_robust_list(0x555593f656a0, 24) = 0 [pid 5757] <... close resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5760] chdir("./38" [pid 5759] memfd_create("syzkaller", 0 [pid 5757] close(4 [pid 5752] <... copy_file_range resumed>) = 393216 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5760] <... chdir resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5222] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5759] <... memfd_create resumed>) = 3 [pid 5757] <... close resumed>) = 0 [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5760] <... prctl resumed>) = 0 [pid 5759] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5757] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5752] <... futex resumed>) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5760] setpgid(0, 0 [pid 5759] <... mmap resumed>) = 0x7f0cb3600000 [pid 5757] <... mkdir resumed>) = 0 [pid 5752] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5760] <... setpgid resumed>) = 0 [pid 5752] <... open resumed>) = 6 [pid 5751] <... futex resumed>) = 0 [pid 5222] getdents64(4, [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [ 82.843815][ T5757] loop1: detected capacity change from 0 to 4096 [pid 5222] close(4 [pid 5757] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] <... close resumed>) = 0 [pid 5760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] rmdir("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5760] <... openat resumed>) = 3 [pid 5760] write(3, "1000", 4) = 4 [pid 5760] close(3) = 0 [pid 5760] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5760] write(1, "executing program\n", 18) = 18 [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5760] <... futex resumed>) = 0 [pid 5760] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5752] <... futex resumed>) = 1 [pid 5222] <... rmdir resumed>) = 0 [pid 5760] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5752] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5751] <... futex resumed>) = 0 [pid 5760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 1 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5760] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5760] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5752] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(3 [pid 5760] <... mprotect resumed>) = 0 [pid 5752] <... open resumed>) = 7 [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("./37" [pid 5760] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] <... rmdir resumed>) = 0 [pid 5760] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5761 attached ) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5761] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5760] <... clone3 resumed> => {parent_tid=[5761]}, 88) = 5761 [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] ftruncate(6, 46515 [pid 5761] <... rseq resumed>) = 0 [pid 5760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5752] <... ftruncate resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5761] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] <... set_robust_list resumed>) = 0 [pid 5760] <... futex resumed>) = 0 [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5761] rt_sigprocmask(SIG_SETMASK, [], [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5761] memfd_create("syzkaller", 0 [pid 5752] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5751] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5751] <... futex resumed>) = 0 [pid 5752] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5751] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5761] <... memfd_create resumed>) = 3 [pid 5752] <... mmap resumed>) = 0x20000000 [pid 5222] mkdir("./38", 0777 [pid 5761] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5752] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] <... mmap resumed>) = 0x7f0cb3600000 [pid 5752] <... futex resumed>) = 1 [pid 5751] <... futex resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5751] exit_group(0) = ? [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5752] +++ exited with 0 +++ [pid 5751] +++ exited with 0 +++ [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5751, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=8 /* 0.08 s */} --- [pid 5222] <... ioctl resumed>) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5222] close(3 [pid 5757] <... mount resumed>) = 0 [pid 5221] <... restart_syscall resumed>) = 0 [ 82.887555][ T5757] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5759] <... write resumed>) = 2097152 [pid 5757] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] <... close resumed>) = 0 [pid 5757] <... openat resumed>) = 3 [pid 5757] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5759] munmap(0x7f0cb3600000, 138412032 [pid 5757] <... chdir resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5757] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5762 attached [pid 5759] <... munmap resumed>) = 0 [pid 5757] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... openat resumed>) = 3 [pid 5757] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] newfstatat(3, "", [pid 5757] <... futex resumed>) = 1 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5757] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] getdents64(3, [pid 5755] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5762] set_robust_list(0x555593f656a0, 24 [pid 5759] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5755] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5762 [pid 5221] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5762] <... set_robust_list resumed>) = 0 [pid 5759] <... openat resumed>) = 4 [pid 5757] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 1 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5762] chdir("./38" [pid 5759] ioctl(4, LOOP_SET_FD, 3 [pid 5757] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5755] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5762] <... chdir resumed>) = 0 [pid 5761] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5757] <... openat resumed>) = 4 [pid 5221] unlink("./38/binderfs") = 0 [pid 5762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5761] <... write resumed>) = 2097152 [pid 5759] <... ioctl resumed>) = 0 [pid 5757] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5762] <... prctl resumed>) = 0 [pid 5759] close(3 [pid 5757] <... futex resumed>) = 1 [pid 5755] <... futex resumed>) = 0 [pid 5755] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... close resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5755] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] close(4 [pid 5757] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5762] setpgid(0, 0 [pid 5761] munmap(0x7f0cb3600000, 138412032 [pid 5762] <... setpgid resumed>) = 0 [pid 5759] <... close resumed>) = 0 [pid 5757] <... openat resumed>) = 5 [pid 5221] <... umount2 resumed>) = 0 [pid 5762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5759] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5757] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5755] <... futex resumed>) = 0 [pid 5755] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... mkdir resumed>) = 0 [pid 5757] ftruncate(5, 33587187 [pid 5755] <... futex resumed>) = 0 [pid 5762] <... openat resumed>) = 3 [pid 5759] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5757] <... ftruncate resumed>) = 0 [pid 5762] write(3, "1000", 4 [pid 5755] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5762] <... write resumed>) = 4 [pid 5761] <... munmap resumed>) = 0 [pid 5757] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5761] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5761] ioctl(4, LOOP_SET_FD, 3 [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5762] close(3 [pid 5757] <... futex resumed>) = 0 [ 82.975416][ T5759] loop0: detected capacity change from 0 to 4096 [ 83.015808][ T5759] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5755] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(3 [pid 5762] <... close resumed>) = 0 [pid 5761] <... ioctl resumed>) = 0 [pid 5757] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5755] <... futex resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5761] close(3 [pid 5221] rmdir("./38" [pid 5761] <... close resumed>) = 0 [pid 5755] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... rmdir resumed>) = 0 [pid 5761] close(4) = 0 [pid 5761] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [ 83.023476][ T5761] loop2: detected capacity change from 0 to 4096 [pid 5221] mkdir("./39", 0777 [pid 5761] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] <... mkdir resumed>) = 0 [pid 5762] symlink("/dev/binderfs", "./binderfs" [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5762] <... symlink resumed>) = 0 [pid 5762] write(1, "executing program\n", 18executing program ) = 18 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5762] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5762] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5762] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5763 attached => {parent_tid=[5763]}, 88) = 5763 [pid 5221] <... close resumed>) = 0 [pid 5762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5762] <... futex resumed>) = 0 [pid 5763] <... rseq resumed>) = 0 [pid 5763] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5763] <... set_robust_list resumed>) = 0 [pid 5763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5763] memfd_create("syzkaller", 0 [pid 5755] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5755] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5763] <... memfd_create resumed>) = 3 [pid 5755] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5763] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5755] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5763] <... mmap resumed>) = 0x7f0cb3600000 [pid 5755] <... mprotect resumed>) = 0 [pid 5755] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5759] <... mount resumed>) = 0 ./strace-static-x86_64: Process 5765 attached [pid 5759] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5755] <... clone3 resumed> => {parent_tid=[5765]}, 88) = 5765 [ 83.046703][ T5761] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5761] <... mount resumed>) = 0 [pid 5765] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5759] <... openat resumed>) = 3 [pid 5755] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5764 attached [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5764 [pid 5759] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5755] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5765] <... rseq resumed>) = 0 [pid 5761] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5759] <... chdir resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5764] set_robust_list(0x555593f656a0, 24 [pid 5765] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5761] <... openat resumed>) = 3 [pid 5759] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5755] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5765] <... set_robust_list resumed>) = 0 [pid 5759] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5765] rt_sigprocmask(SIG_SETMASK, [], [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5765] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5759] <... futex resumed>) = 1 [pid 5764] <... set_robust_list resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] <... futex resumed>) = 0 [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] chdir("./39" [pid 5765] <... open resumed>) = 6 [pid 5761] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5759] <... futex resumed>) = 0 [pid 5758] <... futex resumed>) = 1 [pid 5764] <... chdir resumed>) = 0 [pid 5761] <... chdir resumed>) = 0 [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5761] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5764] <... prctl resumed>) = 0 [pid 5761] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5759] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5764] setpgid(0, 0 [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] <... setpgid resumed>) = 0 [pid 5761] <... futex resumed>) = 1 [pid 5760] <... futex resumed>) = 0 [pid 5764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5761] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] <... openat resumed>) = 3 [pid 5760] <... futex resumed>) = 0 [pid 5764] write(3, "1000", 4 [pid 5761] <... openat resumed>) = 4 [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... openat resumed>) = 4 [pid 5764] <... write resumed>) = 4 [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] close(3 [pid 5761] <... futex resumed>) = 1 [pid 5760] <... futex resumed>) = 0 [pid 5764] <... close resumed>) = 0 [pid 5761] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] symlink("/dev/binderfs", "./binderfs" [pid 5765] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] <... openat resumed>) = 5 [pid 5760] <... futex resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] <... symlink resumed>) = 0 [pid 5765] <... futex resumed>) = 1 [pid 5763] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5764] write(1, "executing program\n", 18executing program [pid 5759] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] <... write resumed>) = 18 [pid 5765] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5764] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] <... futex resumed>) = 1 [pid 5760] <... futex resumed>) = 0 [pid 5759] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5755] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5764] <... futex resumed>) = 0 [pid 5765] <... open resumed>) = 7 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5765] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] <... futex resumed>) = 0 [pid 5764] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5765] <... futex resumed>) = 1 [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... openat resumed>) = 5 [pid 5755] <... futex resumed>) = 0 [pid 5764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5761] ftruncate(5, 33587187 [pid 5764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5765] ftruncate(6, 46515 [pid 5761] <... ftruncate resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5761] <... futex resumed>) = 1 [pid 5760] <... futex resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5764] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... futex resumed>) = 0 [pid 5764] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5761] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5760] <... futex resumed>) = 0 [pid 5759] ftruncate(5, 33587187 [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5764] <... mprotect resumed>) = 0 [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... ftruncate resumed>) = 0 [pid 5764] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5765] <... ftruncate resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5759] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 0 [pid 5764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5765] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5766 attached [pid 5765] <... futex resumed>) = 1 [pid 5759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5766] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5764] <... clone3 resumed> => {parent_tid=[5766]}, 88) = 5766 [pid 5759] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5755] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... rseq resumed>) = 0 [pid 5764] rt_sigprocmask(SIG_SETMASK, [], [pid 5765] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5763] <... write resumed>) = 2097152 [pid 5755] <... futex resumed>) = 0 [pid 5766] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5755] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] <... set_robust_list resumed>) = 0 [pid 5764] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5765] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5763] munmap(0x7f0cb3600000, 138412032 [pid 5757] <... copy_file_range resumed>) = 655360 [pid 5766] rt_sigprocmask(SIG_SETMASK, [], [pid 5764] <... futex resumed>) = 0 [pid 5765] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5765] <... futex resumed>) = 1 [pid 5757] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5764] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5765] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5757] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5755] exit_group(0 [pid 5765] <... futex resumed>) = ? [pid 5757] <... futex resumed>) = ? [pid 5755] <... exit_group resumed>) = ? [pid 5766] memfd_create("syzkaller", 0 [pid 5765] +++ exited with 0 +++ [pid 5763] <... munmap resumed>) = 0 [pid 5757] +++ exited with 0 +++ [pid 5755] +++ exited with 0 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5755, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5766] <... memfd_create resumed>) = 3 [pid 5766] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5763] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] <... restart_syscall resumed>) = 0 [pid 5763] <... openat resumed>) = 4 [pid 5763] ioctl(4, LOOP_SET_FD, 3 [pid 5219] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./37/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5760] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5760] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5763] <... ioctl resumed>) = 0 [pid 5760] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5763] close(3 [pid 5759] <... copy_file_range resumed>) = 393216 [pid 5758] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5767 attached [pid 5763] <... close resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5767] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5763] close(4 [pid 5760] <... clone3 resumed> => {parent_tid=[5767]}, 88) = 5767 [pid 5759] <... futex resumed>) = 0 [pid 5758] <... futex resumed>) = 0 [pid 5767] <... rseq resumed>) = 0 [pid 5763] <... close resumed>) = 0 [pid 5760] rt_sigprocmask(SIG_SETMASK, [], [pid 5759] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5767] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5763] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5767] <... set_robust_list resumed>) = 0 [pid 5766] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5763] <... mkdir resumed>) = 0 [pid 5761] <... copy_file_range resumed>) = 393216 [pid 5760] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5767] rt_sigprocmask(SIG_SETMASK, [], [pid 5760] <... futex resumed>) = 0 [pid 5758] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5763] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5760] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5761] <... futex resumed>) = 0 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5761] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] <... openat resumed>) = 4 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x33\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3) = 0 [pid 5767] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5219] rmdir("./37") = 0 [pid 5219] mkdir("./38", 0777) = 0 [ 83.211585][ T5763] loop4: detected capacity change from 0 to 4096 [pid 5767] <... open resumed>) = 6 [pid 5758] <... mprotect resumed>) = 0 [pid 5758] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5758] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5767] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5767] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5768 attached [pid 5767] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] <... futex resumed>) = 0 [pid 5766] <... write resumed>) = 2097152 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... clone3 resumed> => {parent_tid=[5768]}, 88) = 5768 [pid 5766] munmap(0x7f0cb3600000, 138412032 [pid 5760] <... futex resumed>) = 1 [pid 5761] <... futex resumed>) = 0 [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5761] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5219] close(3 [pid 5766] <... munmap resumed>) = 0 [pid 5763] <... mount resumed>) = 0 [pid 5761] <... open resumed>) = 7 [pid 5758] rt_sigprocmask(SIG_SETMASK, [], [pid 5768] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5761] <... futex resumed>) = 1 [pid 5761] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5768] <... rseq resumed>) = 0 [pid 5768] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5768] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5766] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5763] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5760] <... futex resumed>) = 0 [pid 5758] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... openat resumed>) = 4 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5768] <... futex resumed>) = 0 [pid 5763] <... openat resumed>) = 3 [pid 5760] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 1 [pid 5768] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5761] <... futex resumed>) = 0 [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5758] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5768] <... open resumed>) = 6 [pid 5766] ioctl(4, LOOP_SET_FD, 3 [pid 5763] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5761] ftruncate(6, 46515) = 0 [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... close resumed>) = 0 [pid 5761] <... futex resumed>) = 1 [pid 5761] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5768] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... futex resumed>) = 0 [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5768] <... futex resumed>) = 1 [pid 5768] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5760] <... futex resumed>) = 0 [ 83.265777][ T5763] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5769 ./strace-static-x86_64: Process 5769 attached [pid 5766] <... ioctl resumed>) = 0 [pid 5763] <... chdir resumed>) = 0 [pid 5760] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = 0 [pid 5769] set_robust_list(0x555593f656a0, 24 [pid 5766] close(3 [pid 5763] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5761] <... futex resumed>) = 0 [pid 5760] <... futex resumed>) = 1 [pid 5759] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5769] <... set_robust_list resumed>) = 0 [pid 5766] <... close resumed>) = 0 [pid 5763] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5761] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5760] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... open resumed>) = 7 [pid 5769] chdir("./38" [pid 5766] close(4 [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] <... mmap resumed>) = 0x20000000 [pid 5761] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5761] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5769] <... chdir resumed>) = 0 [pid 5766] <... close resumed>) = 0 [pid 5763] <... futex resumed>) = 1 [pid 5762] <... futex resumed>) = 0 [pid 5760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5766] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5763] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] exit_group(0 [pid 5759] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 0 [pid 5769] <... prctl resumed>) = 0 [pid 5767] <... futex resumed>) = ? [pid 5766] <... mkdir resumed>) = 0 [pid 5763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] <... futex resumed>) = 0 [pid 5761] <... futex resumed>) = ? [pid 5760] <... exit_group resumed>) = ? [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] setpgid(0, 0 [pid 5767] +++ exited with 0 +++ [pid 5766] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5763] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5761] +++ exited with 0 +++ [pid 5760] +++ exited with 0 +++ [pid 5759] ftruncate(6, 46515 [pid 5758] <... futex resumed>) = 0 [pid 5769] <... setpgid resumed>) = 0 [pid 5759] <... ftruncate resumed>) = 0 [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5760, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=3 /* 0.03 s */} --- [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5759] <... futex resumed>) = 0 [pid 5758] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5758] <... futex resumed>) = 0 [ 83.319538][ T5766] loop3: detected capacity change from 0 to 4096 [pid 5758] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5763] <... openat resumed>) = 4 [pid 5769] <... openat resumed>) = 3 [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... mmap resumed>) = 0x20000000 [pid 5769] write(3, "1000", 4 [pid 5763] <... futex resumed>) = 1 [pid 5762] <... futex resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] <... write resumed>) = 4 [pid 5763] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 0 [pid 5769] close(3 [pid 5763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] <... futex resumed>) = 0 [pid 5759] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] exit_group(0 [pid 5769] <... close resumed>) = 0 [pid 5768] <... futex resumed>) = ? [pid 5763] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] <... futex resumed>) = ? [pid 5758] <... exit_group resumed>) = ? [pid 5769] symlink("/dev/binderfs", "./binderfs" [pid 5768] +++ exited with 0 +++ [pid 5766] <... mount resumed>) = 0 [pid 5763] <... openat resumed>) = 5 [pid 5759] +++ exited with 0 +++ [pid 5220] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5769] <... symlink resumed>) = 0 executing program [pid 5769] write(1, "executing program\n", 18) = 18 [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] +++ exited with 0 +++ [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] <... futex resumed>) = 1 [pid 5762] <... futex resumed>) = 0 [pid 5220] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5758, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5769] <... futex resumed>) = 0 [pid 5766] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5763] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5769] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5766] <... openat resumed>) = 3 [pid 5763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] <... futex resumed>) = 0 [pid 5769] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5766] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5763] ftruncate(5, 33587187 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(3, "", [pid 5769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5766] <... chdir resumed>) = 0 [pid 5763] <... ftruncate resumed>) = 0 [pid 5769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5766] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5766] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] <... restart_syscall resumed>) = 0 [pid 5220] getdents64(3, [pid 5769] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5766] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] <... futex resumed>) = 1 [pid 5762] <... futex resumed>) = 0 [pid 5769] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5766] <... futex resumed>) = 1 [pid 5764] <... futex resumed>) = 0 [pid 5763] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5769] <... mprotect resumed>) = 0 [pid 5766] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5764] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] <... futex resumed>) = 0 [pid 5218] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5769] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5764] <... futex resumed>) = 0 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5769] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5766] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5764] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5220] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5218] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5770 attached [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] newfstatat(3, "", [pid 5770] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5769] <... clone3 resumed> => {parent_tid=[5770]}, 88) = 5770 [pid 5220] unlink("./38/binderfs" [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5769] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] getdents64(3, [pid 5769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... unlink resumed>) = 0 [pid 5770] <... rseq resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5770] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... openat resumed>) = 4 [pid 5220] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5770] <... set_robust_list resumed>) = 0 [pid 5769] <... futex resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5770] rt_sigprocmask(SIG_SETMASK, [], [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5766] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5766] <... futex resumed>) = 1 [pid 5764] <... futex resumed>) = 0 [pid 5218] unlink("./38/binderfs" [pid 5766] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5764] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... unlink resumed>) = 0 [pid 5770] memfd_create("syzkaller", 0 [pid 5766] <... openat resumed>) = 5 [pid 5764] <... futex resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5764] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5764] <... futex resumed>) = 0 [pid 5764] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] ftruncate(5, 33587187 [pid 5764] <... futex resumed>) = 0 [pid 5766] <... ftruncate resumed>) = 0 [pid 5764] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5764] <... futex resumed>) = 0 [pid 5766] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5764] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5764] <... futex resumed>) = 0 [pid 5764] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 83.367243][ T5766] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5766] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5770] <... memfd_create resumed>) = 3 [pid 5220] <... umount2 resumed>) = 0 [pid 5770] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5218] <... umount2 resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] <... openat resumed>) = 4 [pid 5763] <... copy_file_range resumed>) = 393216 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(4, "", [pid 5763] <... futex resumed>) = 0 [pid 5762] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5763] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5762] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5762] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5218] getdents64(4, [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5770] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5762] <... mprotect resumed>) = 0 [pid 5220] <... openat resumed>) = 4 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] newfstatat(4, "", [pid 5218] getdents64(4, [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4 [pid 5762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] <... close resumed>) = 0 [pid 5762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] getdents64(4, [pid 5218] rmdir("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5218] <... rmdir resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 5771 attached [pid 5762] <... clone3 resumed> => {parent_tid=[5771]}, 88) = 5771 [pid 5220] getdents64(4, [pid 5218] getdents64(3, [pid 5762] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5771] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] close(4 [pid 5771] <... rseq resumed>) = 0 [pid 5762] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(3 [pid 5771] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5764] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5762] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5762] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] rmdir("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] rmdir("./38" [pid 5771] <... set_robust_list resumed>) = 0 [pid 5764] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... rmdir resumed>) = 0 [pid 5771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5764] <... futex resumed>) = 0 [pid 5771] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5771] <... open resumed>) = 6 [pid 5770] <... write resumed>) = 2097152 [pid 5764] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5218] mkdir("./39", 0777 [pid 5771] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5771] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5764] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5764] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5220] getdents64(3, [pid 5218] <... mkdir resumed>) = 0 [pid 5764] <... clone3 resumed> => {parent_tid=[5772]}, 88) = 5772 [pid 5764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5764] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5764] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5772 attached [pid 5772] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5772] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5772] rt_sigprocmask(SIG_SETMASK, [], [pid 5762] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] close(3 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5763] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5772] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... openat resumed>) = 3 [pid 5763] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5220] rmdir("./38" [pid 5763] <... open resumed>) = 7 [pid 5770] munmap(0x7f0cb3600000, 138412032 [pid 5772] <... open resumed>) = 6 [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... rmdir resumed>) = 0 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5772] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5770] <... munmap resumed>) = 0 [pid 5763] <... futex resumed>) = 1 [pid 5762] <... futex resumed>) = 0 [pid 5220] mkdir("./39", 0777 [pid 5218] <... ioctl resumed>) = 0 [pid 5772] <... futex resumed>) = 1 [pid 5764] <... futex resumed>) = 0 [pid 5763] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5772] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5764] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] <... futex resumed>) = 0 [pid 5218] close(3 [pid 5772] <... open resumed>) = 7 [pid 5770] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5764] <... futex resumed>) = 0 [pid 5763] ftruncate(6, 46515 [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... mkdir resumed>) = 0 [pid 5770] <... openat resumed>) = 4 [pid 5764] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5763] <... ftruncate resumed>) = 0 [pid 5770] ioctl(4, LOOP_SET_FD, 3 [pid 5772] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5772] <... futex resumed>) = 1 [pid 5770] <... ioctl resumed>) = 0 [pid 5764] <... futex resumed>) = 0 [pid 5763] <... futex resumed>) = 1 [pid 5762] <... futex resumed>) = 0 [pid 5772] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5764] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5770] close(3 [pid 5764] <... futex resumed>) = 0 [pid 5763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5762] <... futex resumed>) = 0 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5772] ftruncate(6, 46515 [pid 5770] <... close resumed>) = 0 [pid 5764] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5763] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5762] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... ioctl resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5770] close(4 [pid 5220] close(3 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5772] <... ftruncate resumed>) = 0 [pid 5770] <... close resumed>) = 0 [pid 5763] <... mmap resumed>) = 0x20000000 [pid 5770] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5770] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5772] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... close resumed>) = 0 [pid 5772] <... futex resumed>) = 1 [pid 5764] <... futex resumed>) = 0 [pid 5763] <... futex resumed>) = 1 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5773 ./strace-static-x86_64: Process 5773 attached [pid 5764] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] <... futex resumed>) = 0 [pid 5762] exit_group(0 [pid 5771] <... futex resumed>) = ? [pid 5762] <... exit_group resumed>) = ? [pid 5771] +++ exited with 0 +++ [pid 5773] set_robust_list(0x555593f656a0, 24 [pid 5764] <... futex resumed>) = 0 [pid 5773] <... set_robust_list resumed>) = 0 [pid 5772] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5764] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5773] chdir("./39") = 0 [pid 5773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5773] setpgid(0, 0 [pid 5763] +++ exited with 0 +++ [pid 5762] +++ exited with 0 +++ [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5762, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5773] <... setpgid resumed>) = 0 [pid 5772] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5766] <... copy_file_range resumed>) = 1048576 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5772] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5774 attached [pid 5773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5766] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5772] <... futex resumed>) = 1 [pid 5764] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5772] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5764] exit_group(0) = ? [pid 5222] <... openat resumed>) = 3 [pid 5772] <... futex resumed>) = ? [ 83.521906][ T5770] loop1: detected capacity change from 0 to 4096 [ 83.554301][ T5770] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5774 [pid 5774] set_robust_list(0x555593f656a0, 24 [pid 5773] <... openat resumed>) = 3 [pid 5772] +++ exited with 0 +++ [pid 5766] <... futex resumed>) = ? [pid 5222] newfstatat(3, "", [pid 5774] <... set_robust_list resumed>) = 0 [pid 5773] write(3, "1000", 4 [pid 5770] <... mount resumed>) = 0 [pid 5774] chdir("./39" [pid 5773] <... write resumed>) = 4 [pid 5770] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5774] <... chdir resumed>) = 0 [pid 5773] close(3 [pid 5222] getdents64(3, [pid 5774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5773] <... close resumed>) = 0 [pid 5770] <... openat resumed>) = 3 [pid 5766] +++ exited with 0 +++ [pid 5764] +++ exited with 0 +++ [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5774] <... prctl resumed>) = 0 [pid 5773] symlink("/dev/binderfs", "./binderfs"executing program [pid 5770] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5774] setpgid(0, 0 [pid 5773] <... symlink resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5764, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5770] <... chdir resumed>) = 0 [pid 5774] <... setpgid resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5770] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5773] write(1, "executing program\n", 18 [pid 5774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5773] <... write resumed>) = 18 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5770] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] unlink("./38/binderfs" [pid 5774] <... openat resumed>) = 3 [pid 5773] <... futex resumed>) = 0 [pid 5773] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5773] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5774] write(3, "1000", 4 [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5774] <... write resumed>) = 4 [pid 5222] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5770] <... futex resumed>) = 1 [pid 5774] close(3 [pid 5769] <... futex resumed>) = 0 [pid 5770] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5774] <... close resumed>) = 0 [pid 5770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5774] symlink("/dev/binderfs", "./binderfs" [pid 5770] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5769] <... futex resumed>) = 0 [pid 5773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5773] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5774] <... symlink resumed>) = 0 [pid 5773] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5774] write(1, "executing program\n", 18 [pid 5773] <... mprotect resumed>) = 0 executing program [pid 5774] <... write resumed>) = 18 [pid 5774] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5774] <... futex resumed>) = 0 [pid 5773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5775 attached [pid 5774] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5775] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5773] <... clone3 resumed> => {parent_tid=[5775]}, 88) = 5775 [pid 5775] <... rseq resumed>) = 0 [pid 5774] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5773] rt_sigprocmask(SIG_SETMASK, [], [pid 5774] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5774] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5775] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5775] rt_sigprocmask(SIG_SETMASK, [], [pid 5774] <... mprotect resumed>) = 0 [pid 5775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5775] memfd_create("syzkaller", 0 [pid 5770] <... openat resumed>) = 4 [pid 5775] <... memfd_create resumed>) = 3 [pid 5775] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5774] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = 0 [pid 5221] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5774] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5770] <... futex resumed>) = 1 [pid 5769] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5770] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5776 attached [pid 5770] <... openat resumed>) = 5 [pid 5769] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5221] <... openat resumed>) = 3 [pid 5776] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5776] <... rseq resumed>) = 0 [pid 5776] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5774] <... clone3 resumed> => {parent_tid=[5776]}, 88) = 5776 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(3, "", [pid 5776] <... set_robust_list resumed>) = 0 [pid 5774] rt_sigprocmask(SIG_SETMASK, [], [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5776] rt_sigprocmask(SIG_SETMASK, [], [pid 5774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5770] <... futex resumed>) = 1 [pid 5769] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] getdents64(3, [pid 5776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5774] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5770] ftruncate(5, 33587187 [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5774] <... futex resumed>) = 0 [pid 5770] <... ftruncate resumed>) = 0 [pid 5769] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5776] memfd_create("syzkaller", 0 [pid 5775] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5774] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(4, "", [pid 5770] <... futex resumed>) = 1 [pid 5769] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5776] <... memfd_create resumed>) = 3 [pid 5775] <... write resumed>) = 2097152 [pid 5770] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5769] <... futex resumed>) = 0 [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5775] munmap(0x7f0cb3600000, 138412032 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5776] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] getdents64(4, [pid 5221] unlink("./39/binderfs" [pid 5776] <... mmap resumed>) = 0x7f0cb3600000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5222] close(4 [pid 5221] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] <... munmap resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5775] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] <... rmdir resumed>) = 0 [pid 5775] <... openat resumed>) = 4 [pid 5775] ioctl(4, LOOP_SET_FD, 3 [pid 5776] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5775] <... ioctl resumed>) = 0 [pid 5222] getdents64(3, [pid 5776] <... write resumed>) = 2097152 [pid 5775] close(3 [pid 5770] <... copy_file_range resumed>) = 393216 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5776] munmap(0x7f0cb3600000, 138412032 [pid 5222] close(3 [pid 5775] <... close resumed>) = 0 [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] close(4 [pid 5770] <... futex resumed>) = 0 [pid 5769] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... close resumed>) = 0 [pid 5775] <... close resumed>) = 0 [pid 5770] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5776] <... munmap resumed>) = 0 [pid 5775] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5769] <... futex resumed>) = 0 [pid 5222] rmdir("./38" [pid 5776] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5775] <... mkdir resumed>) = 0 [pid 5770] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5776] <... openat resumed>) = 4 [ 83.704148][ T5775] loop0: detected capacity change from 0 to 4096 [pid 5775] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5770] <... open resumed>) = 6 [pid 5222] <... rmdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5776] ioctl(4, LOOP_SET_FD, 3 [pid 5222] mkdir("./39", 0777) = 0 [pid 5221] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5770] <... futex resumed>) = 1 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5770] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5769] <... futex resumed>) = 0 [pid 5221] getdents64(3, [pid 5222] <... openat resumed>) = 3 [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5770] <... futex resumed>) = 0 [pid 5769] <... futex resumed>) = 1 [pid 5222] <... ioctl resumed>) = 0 [pid 5221] rmdir("./39" [pid 5222] close(3 [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5776] <... ioctl resumed>) = 0 [pid 5770] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5222] <... close resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5770] <... open resumed>) = 7 [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] close(3 [pid 5770] <... futex resumed>) = 1 [pid 5769] <... futex resumed>) = 0 [pid 5776] <... close resumed>) = 0 [pid 5770] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5776] close(4 [pid 5770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5769] <... futex resumed>) = 0 [pid 5776] <... close resumed>) = 0 [pid 5770] ftruncate(6, 46515 [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5776] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5770] <... ftruncate resumed>) = 0 [pid 5221] mkdir("./40", 0777 [pid 5776] <... mkdir resumed>) = 0 [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... mkdir resumed>) = 0 [pid 5770] <... futex resumed>) = 1 [pid 5769] <... futex resumed>) = 0 [pid 5776] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5770] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5769] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD [ 83.747093][ T5775] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [ 83.758152][ T5776] loop2: detected capacity change from 0 to 4096 [pid 5769] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5777 attached [pid 5775] <... mount resumed>) = 0 [pid 5770] <... mmap resumed>) = 0x20000000 [pid 5775] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5770] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5777 [pid 5221] close(3 [pid 5769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] set_robust_list(0x555593f656a0, 24 [pid 5775] <... openat resumed>) = 3 [pid 5777] <... set_robust_list resumed>) = 0 [pid 5775] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5770] <... futex resumed>) = 0 [pid 5769] exit_group(0 [pid 5775] <... chdir resumed>) = 0 [pid 5769] <... exit_group resumed>) = ? [pid 5777] chdir("./39" [pid 5775] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5775] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5773] <... futex resumed>) = 0 [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5775] <... futex resumed>) = 0 [pid 5773] <... futex resumed>) = 1 [pid 5775] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5777] <... chdir resumed>) = 0 [pid 5775] <... openat resumed>) = 4 [pid 5770] +++ exited with 0 +++ [pid 5769] +++ exited with 0 +++ [pid 5777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5769, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5777] <... prctl resumed>) = 0 [pid 5777] setpgid(0, 0 [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 [pid 5777] <... setpgid resumed>) = 0 [pid 5775] <... futex resumed>) = 1 [pid 5773] <... futex resumed>) = 0 [pid 5219] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5775] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5773] <... futex resumed>) = 0 [pid 5777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5775] <... openat resumed>) = 5 [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... openat resumed>) = 3 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] newfstatat(3, "", [pid 5777] <... openat resumed>) = 3 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5778 attached [pid 5777] write(3, "1000", 4 [pid 5219] getdents64(3, [pid 5778] set_robust_list(0x555593f656a0, 24 [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5778] <... set_robust_list resumed>) = 0 [pid 5775] <... futex resumed>) = 1 [pid 5773] <... futex resumed>) = 0 [pid 5219] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5778] chdir("./40" [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5778] <... chdir resumed>) = 0 [pid 5773] <... futex resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "./38/binderfs", [pid 5778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5777] <... write resumed>) = 4 [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5778] <... prctl resumed>) = 0 [pid 5777] close(3 [pid 5775] ftruncate(5, 33587187 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5778 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5778] setpgid(0, 0 [pid 5777] <... close resumed>) = 0 [pid 5775] <... ftruncate resumed>) = 0 [pid 5219] unlink("./38/binderfs" [pid 5778] <... setpgid resumed>) = 0 [pid 5777] symlink("/dev/binderfs", "./binderfs" [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... unlink resumed>) = 0 [pid 5775] <... futex resumed>) = 1 [pid 5773] <... futex resumed>) = 0 [pid 5778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5777] <... symlink resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5778] <... openat resumed>) = 3 [pid 5777] write(1, "executing program\n", 18 [pid 5775] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5778] write(3, "1000", 4 [pid 5777] <... write resumed>) = 18 [pid 5776] <... mount resumed>) = 0 [pid 5778] <... write resumed>) = 4 [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5778] close(3 [pid 5777] <... futex resumed>) = 0 [pid 5778] <... close resumed>) = 0 [pid 5777] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5776] <... openat resumed>) = 3 [pid 5777] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5777] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5778] symlink("/dev/binderfs", "./binderfs" [pid 5776] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5778] <... symlink resumed>) = 0 [pid 5777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5776] <... chdir resumed>) = 0 [pid 5778] write(1, "executing program\n", 18 [pid 5777] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5776] openat(AT_FDCWD, "/dev/loop2", O_RDWRexecuting program ) = -1 EBUSY (Device or resource busy) [ 83.798408][ T5776] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5778] <... write resumed>) = 18 [pid 5777] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5776] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5777] <... mprotect resumed>) = 0 [pid 5776] <... futex resumed>) = 1 [pid 5774] <... futex resumed>) = 0 [pid 5776] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5774] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5774] <... futex resumed>) = 0 [pid 5778] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5777] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5776] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5774] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5778] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5779 attached [pid 5778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5779] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5778] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5777] <... clone3 resumed> => {parent_tid=[5779]}, 88) = 5779 [pid 5779] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5778] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5777] rt_sigprocmask(SIG_SETMASK, [], [pid 5779] <... set_robust_list resumed>) = 0 [pid 5778] <... mprotect resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5776] <... openat resumed>) = 4 [pid 5779] rt_sigprocmask(SIG_SETMASK, [], [pid 5778] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5777] <... futex resumed>) = 0 [pid 5776] <... futex resumed>) = 1 [pid 5774] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5778] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5774] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5779] memfd_create("syzkaller", 0 [pid 5774] <... futex resumed>) = 0 [pid 5778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5776] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5219] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5776] <... openat resumed>) = 5 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5774] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5780 attached [pid 5776] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5779] <... memfd_create resumed>) = 3 [pid 5778] <... clone3 resumed> => {parent_tid=[5780]}, 88) = 5780 [pid 5780] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5778] rt_sigprocmask(SIG_SETMASK, [], [pid 5776] <... futex resumed>) = 1 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5779] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5776] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5774] <... futex resumed>) = 0 [pid 5779] <... mmap resumed>) = 0x7f0cb3600000 [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... openat resumed>) = 4 [pid 5778] <... futex resumed>) = 0 [pid 5776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5774] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(4, "", [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5776] ftruncate(5, 33587187 [pid 5774] <... futex resumed>) = 0 [pid 5780] <... rseq resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5780] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5776] <... ftruncate resumed>) = 0 [pid 5774] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] getdents64(4, [pid 5780] <... set_robust_list resumed>) = 0 [pid 5773] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5780] rt_sigprocmask(SIG_SETMASK, [], [pid 5773] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5773] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5780] memfd_create("syzkaller", 0 [pid 5776] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5776] <... futex resumed>) = 1 [pid 5774] <... futex resumed>) = 0 [pid 5776] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5774] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5776] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5219] getdents64(4, [pid 5780] <... memfd_create resumed>) = 3 [pid 5773] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5780] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5773] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5780] <... mmap resumed>) = 0x7f0cb3600000 [pid 5773] <... mprotect resumed>) = 0 [pid 5773] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5775] <... copy_file_range resumed>) = 393216 [pid 5773] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5774] <... futex resumed>) = 0 [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5774] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5219] close(4 [pid 5775] <... futex resumed>) = 0 [pid 5775] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] <... close resumed>) = 0 [pid 5219] rmdir("\x2e\x2f\x33\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, ./strace-static-x86_64: Process 5781 attached 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5781] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5773] <... clone3 resumed> => {parent_tid=[5781]}, 88) = 5781 [pid 5219] close(3 [pid 5773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5773] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... close resumed>) = 0 [pid 5781] <... rseq resumed>) = 0 [pid 5219] rmdir("./38" [pid 5781] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5773] <... futex resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5773] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] mkdir("./39", 0777 [pid 5781] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5219] <... mkdir resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5781] <... open resumed>) = 6 [pid 5781] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... openat resumed>) = 3 [pid 5781] <... futex resumed>) = 1 [pid 5773] <... futex resumed>) = 0 [pid 5781] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5775] <... futex resumed>) = 0 [pid 5773] <... futex resumed>) = 1 [pid 5775] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5775] <... open resumed>) = 7 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5773] <... futex resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5775] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5775] <... futex resumed>) = 0 [pid 5773] <... futex resumed>) = 1 [pid 5775] ftruncate(6, 46515 [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5775] <... ftruncate resumed>) = 0 [pid 5219] close(3 [pid 5779] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5773] <... futex resumed>) = 0 [pid 5775] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5773] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5773] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5775] <... mmap resumed>) = 0x20000000 [pid 5775] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5775] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5773] <... futex resumed>) = 0 [pid 5773] exit_group(0 [pid 5775] <... futex resumed>) = ? [pid 5773] <... exit_group resumed>) = ? [pid 5781] <... futex resumed>) = ? [pid 5775] +++ exited with 0 +++ [pid 5781] +++ exited with 0 +++ [pid 5774] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5773] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5773, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5780] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5774] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5774] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5774] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5774] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5779] <... write resumed>) = 2097152 [pid 5774] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5779] munmap(0x7f0cb3600000, 138412032 [pid 5774] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5782 attached [pid 5218] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5782] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5774] <... clone3 resumed> => {parent_tid=[5782]}, 88) = 5782 [pid 5218] <... openat resumed>) = 3 [pid 5782] <... rseq resumed>) = 0 [pid 5774] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] <... close resumed>) = 0 [pid 5218] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./39/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5774] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5782] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5774] <... futex resumed>) = 0 [pid 5782] <... set_robust_list resumed>) = 0 [pid 5774] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5782] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5779] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 5783 attached [pid 5782] <... open resumed>) = 6 [pid 5779] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5783 [pid 5783] set_robust_list(0x555593f656a0, 24) = 0 [pid 5783] chdir("./39" [pid 5779] <... openat resumed>) = 4 [pid 5782] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] ioctl(4, LOOP_SET_FD, 3 [pid 5774] <... futex resumed>) = 0 [pid 5782] <... futex resumed>) = 1 [pid 5774] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... chdir resumed>) = 0 [pid 5782] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5774] <... futex resumed>) = 0 [pid 5783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5783] setpgid(0, 0) = 0 [pid 5783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5783] write(3, "1000", 4) = 4 [pid 5783] close(3) = 0 [pid 5783] symlink("/dev/binderfs", "./binderfs" [pid 5774] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5783] <... symlink resumed>) = 0 [pid 5783] write(1, "executing program\n", 18 [pid 5782] <... open resumed>) = 7 [pid 5782] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] <... ioctl resumed>) = 0 [pid 5782] <... futex resumed>) = 1 [pid 5779] close(3 [pid 5782] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5779] <... close resumed>) = 0 [pid 5774] <... futex resumed>) = 0 [pid 5779] close(4 [pid 5774] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5782] <... futex resumed>) = 0 [pid 5779] <... close resumed>) = 0 [pid 5774] <... futex resumed>) = 1 [pid 5782] ftruncate(6, 46515 [pid 5779] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5774] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5783] <... write resumed>) = 18 [pid 5779] <... mkdir resumed>) = 0 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5783] <... futex resumed>) = 0 [pid 5783] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5783] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5783] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5780] <... write resumed>) = 2097152 [pid 5783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5780] munmap(0x7f0cb3600000, 138412032./strace-static-x86_64: Process 5784 attached [pid 5784] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5783] <... clone3 resumed> => {parent_tid=[5784]}, 88) = 5784 [pid 5780] <... munmap resumed>) = 0 [pid 5784] <... rseq resumed>) = 0 [pid 5782] <... ftruncate resumed>) = 0 [pid 5784] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [], [pid 5784] rt_sigprocmask(SIG_SETMASK, [], [pid 5783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5784] memfd_create("syzkaller", 0 [pid 5783] <... futex resumed>) = 0 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5782] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5774] <... futex resumed>) = 0 [pid 5782] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5774] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = 0 [pid 5780] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5784] <... memfd_create resumed>) = 3 [pid 5780] <... openat resumed>) = 4 [pid 5774] <... futex resumed>) = 0 [ 84.009596][ T5779] loop4: detected capacity change from 0 to 4096 [ 84.039063][ T5779] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5784] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5780] ioctl(4, LOOP_SET_FD, 3 [pid 5774] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5784] <... mmap resumed>) = 0x7f0cb3600000 [pid 5782] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5776] <... copy_file_range resumed>) = 851968 [pid 5782] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5782] <... futex resumed>) = 1 [pid 5776] <... futex resumed>) = 0 [pid 5774] <... futex resumed>) = 0 [pid 5776] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5782] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5774] exit_group(0 [pid 5782] <... futex resumed>) = ? [pid 5776] <... futex resumed>) = ? [pid 5774] <... exit_group resumed>) = ? [pid 5218] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5218] rmdir("./39" [pid 5776] +++ exited with 0 +++ [pid 5218] <... rmdir resumed>) = 0 [pid 5218] mkdir("./40", 0777) = 0 [pid 5782] +++ exited with 0 +++ [pid 5774] +++ exited with 0 +++ [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5774, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=9 /* 0.09 s */} --- [pid 5218] <... openat resumed>) = 3 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5220] <... restart_syscall resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5780] <... ioctl resumed>) = 0 [pid 5218] close(3 [pid 5780] close(3 [pid 5220] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5780] <... close resumed>) = 0 [pid 5220] newfstatat(3, "", [pid 5780] close(4 [pid 5779] <... mount resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5779] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5784] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5779] <... openat resumed>) = 3 [pid 5220] getdents64(3, [pid 5780] <... close resumed>) = 0 [pid 5780] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5218] <... close resumed>) = 0 [pid 5780] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5779] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5220] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5779] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5779] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./39/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [ 84.059236][ T5780] loop3: detected capacity change from 0 to 4096 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5779] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5785 attached [pid 5777] <... futex resumed>) = 0 [pid 5785] set_robust_list(0x555593f656a0, 24 [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5785 [pid 5779] <... futex resumed>) = 0 [pid 5777] <... futex resumed>) = 1 [pid 5779] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5785] <... set_robust_list resumed>) = 0 [pid 5785] chdir("./40") = 0 [pid 5785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5785] setpgid(0, 0 [pid 5779] <... openat resumed>) = 4 [pid 5785] <... setpgid resumed>) = 0 [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5779] <... futex resumed>) = 1 [pid 5777] <... futex resumed>) = 0 [pid 5785] <... openat resumed>) = 3 [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5777] <... futex resumed>) = 0 [pid 5785] write(3, "1000", 4) = 4 [pid 5779] <... openat resumed>) = 5 [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5785] close(3) = 0 [pid 5785] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5785] write(1, "executing program\n", 18 [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] <... write resumed>) = 18 [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] <... futex resumed>) = 1 [pid 5777] <... futex resumed>) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5779] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... futex resumed>) = 0 [pid 5785] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5779] ftruncate(5, 33587187 [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5779] <... ftruncate resumed>) = 0 [pid 5785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5779] <... futex resumed>) = 1 [pid 5777] <... futex resumed>) = 0 [pid 5785] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5779] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] <... mprotect resumed>) = 0 [pid 5779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5779] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5785] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5785] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5220] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, ./strace-static-x86_64: Process 5786 attached [pid 5785] <... clone3 resumed> => {parent_tid=[5786]}, 88) = 5786 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5786] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5785] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] close(4) = 0 [pid 5786] <... rseq resumed>) = 0 [pid 5785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5786] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] rmdir("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5786] <... set_robust_list resumed>) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5786] rt_sigprocmask(SIG_SETMASK, [], [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] <... rmdir resumed>) = 0 [pid 5786] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 84.127935][ T5780] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5786] memfd_create("syzkaller", 0 [pid 5220] getdents64(3, [pid 5786] <... memfd_create resumed>) = 3 [pid 5780] <... mount resumed>) = 0 [pid 5780] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5786] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5780] <... openat resumed>) = 3 [pid 5220] close(3 [pid 5786] <... mmap resumed>) = 0x7f0cb3600000 [pid 5780] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5220] <... close resumed>) = 0 [pid 5780] <... chdir resumed>) = 0 [pid 5220] rmdir("./39" [pid 5780] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... rmdir resumed>) = 0 [pid 5780] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5220] mkdir("./40", 0777 [pid 5780] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... mkdir resumed>) = 0 [pid 5780] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5784] <... write resumed>) = 2097152 [pid 5778] <... futex resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... openat resumed>) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5780] <... openat resumed>) = 4 [pid 5220] <... ioctl resumed>) = 0 [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] close(3 [pid 5780] <... futex resumed>) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5778] <... futex resumed>) = 0 [pid 5784] munmap(0x7f0cb3600000, 138412032 [pid 5780] <... openat resumed>) = 5 [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5780] ftruncate(5, 33587187) = 0 [pid 5777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] <... futex resumed>) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5784] <... munmap resumed>) = 0 [pid 5777] <... futex resumed>) = 0 [pid 5784] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5780] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5777] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5777] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5784] <... openat resumed>) = 4 [pid 5777] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5784] ioctl(4, LOOP_SET_FD, 3 [pid 5777] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} => {parent_tid=[5787]}, 88) = 5787 ./strace-static-x86_64: Process 5787 attached [pid 5779] <... copy_file_range resumed>) = 393216 [pid 5787] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] rt_sigprocmask(SIG_SETMASK, [], [pid 5787] <... rseq resumed>) = 0 [pid 5787] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5779] <... futex resumed>) = 0 [pid 5777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... close resumed>) = 0 [pid 5787] <... set_robust_list resumed>) = 0 [pid 5779] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] rt_sigprocmask(SIG_SETMASK, [], [pid 5777] <... futex resumed>) = 0 [pid 5787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5777] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5787] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5788 attached [pid 5787] <... open resumed>) = 6 [pid 5787] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5777] <... futex resumed>) = 0 [pid 5787] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] set_robust_list(0x555593f656a0, 24 [pid 5779] <... futex resumed>) = 0 [pid 5777] <... futex resumed>) = 1 [pid 5779] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] <... set_robust_list resumed>) = 0 [pid 5779] <... open resumed>) = 7 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5788 [pid 5788] chdir("./40" [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... chdir resumed>) = 0 [pid 5788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5784] <... ioctl resumed>) = 0 [pid 5788] <... prctl resumed>) = 0 [pid 5786] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5779] <... futex resumed>) = 1 [pid 5777] <... futex resumed>) = 0 [pid 5788] setpgid(0, 0 [pid 5784] close(3 [pid 5779] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5777] <... futex resumed>) = 0 [pid 5779] ftruncate(6, 46515 [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5779] <... ftruncate resumed>) = 0 [pid 5788] <... setpgid resumed>) = 0 [pid 5784] <... close resumed>) = 0 [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5779] <... futex resumed>) = 1 [pid 5778] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] <... futex resumed>) = 0 [pid 5779] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] <... futex resumed>) = 0 [pid 5777] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5777] <... futex resumed>) = 0 [pid 5778] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5784] close(4 [pid 5778] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5788] <... openat resumed>) = 3 [pid 5784] <... close resumed>) = 0 [pid 5778] <... mprotect resumed>) = 0 [pid 5788] write(3, "1000", 4 [pid 5784] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5778] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5788] <... write resumed>) = 4 [pid 5784] <... mkdir resumed>) = 0 [pid 5778] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5788] close(3 [pid 5784] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5789 attached [pid 5788] <... close resumed>) = 0 [ 84.230470][ T5784] loop1: detected capacity change from 0 to 4096 [pid 5779] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5777] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5789] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5788] symlink("/dev/binderfs", "./binderfs" [pid 5786] <... write resumed>) = 2097152 [pid 5780] <... copy_file_range resumed>) = 393216 [pid 5779] <... mmap resumed>) = 0x20000000 [pid 5778] <... clone3 resumed> => {parent_tid=[5789]}, 88) = 5789 [pid 5789] <... rseq resumed>) = 0 [pid 5788] <... symlink resumed>) = 0 [pid 5786] munmap(0x7f0cb3600000, 138412032 [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5779] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] rt_sigprocmask(SIG_SETMASK, [], [pid 5789] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5788] write(1, "executing program\n", 18 [pid 5780] <... futex resumed>) = 0 [pid 5778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5779] <... futex resumed>) = 1 [pid 5777] <... futex resumed>) = 0 [pid 5788] <... write resumed>) = 18 [pid 5780] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] <... set_robust_list resumed>) = 0 [pid 5788] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] <... futex resumed>) = 0 [pid 5777] exit_group(0 [pid 5789] rt_sigprocmask(SIG_SETMASK, [], [pid 5788] <... futex resumed>) = 0 [pid 5787] <... futex resumed>) = ? [pid 5786] <... munmap resumed>) = 0 [pid 5779] <... futex resumed>) = ? [pid 5778] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5777] <... exit_group resumed>) = ? [pid 5788] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5787] +++ exited with 0 +++ [pid 5788] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5788] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5788] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5788] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5786] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5779] +++ exited with 0 +++ [pid 5788] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5790]}, 88) = 5790 [pid 5788] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5790 attached [pid 5789] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5786] <... openat resumed>) = 4 [pid 5788] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5788] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5786] ioctl(4, LOOP_SET_FD, 3 [pid 5784] <... mount resumed>) = 0 [pid 5790] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5789] <... open resumed>) = 6 [pid 5786] <... ioctl resumed>) = 0 [pid 5777] +++ exited with 0 +++ [pid 5790] <... rseq resumed>) = 0 [pid 5789] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5784] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5777, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5790] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5789] <... futex resumed>) = 1 [pid 5784] <... openat resumed>) = 3 [pid 5778] <... futex resumed>) = 0 [pid 5790] <... set_robust_list resumed>) = 0 [pid 5789] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5786] close(3 [pid 5784] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] rt_sigprocmask(SIG_SETMASK, [], [pid 5786] <... close resumed>) = 0 [pid 5784] <... chdir resumed>) = 0 [pid 5780] <... futex resumed>) = 0 [pid 5778] <... futex resumed>) = 1 [pid 5790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5786] close(4 [pid 5784] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5780] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5784] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5780] <... open resumed>) = 7 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5790] memfd_create("syzkaller", 0 [pid 5784] <... futex resumed>) = 1 [pid 5783] <... futex resumed>) = 0 [pid 5780] <... futex resumed>) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5786] <... close resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5784] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... futex resumed>) = 0 [pid 5780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5778] <... futex resumed>) = 0 [pid 5222] newfstatat(3, "", [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5780] ftruncate(6, 46515 [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5780] <... ftruncate resumed>) = 0 [pid 5790] <... memfd_create resumed>) = 3 [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5790] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5786] <... mkdir resumed>) = 0 [pid 5780] <... futex resumed>) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5780] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] <... mmap resumed>) = 0x7f0cb3600000 [pid 5780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5778] <... futex resumed>) = 0 [pid 5222] getdents64(3, [pid 5780] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5778] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5786] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5784] <... openat resumed>) = 4 [pid 5780] <... mmap resumed>) = 0x20000000 [pid 5222] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5780] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] <... futex resumed>) = 1 [pid 5778] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5784] <... futex resumed>) = 1 [pid 5783] <... futex resumed>) = 0 [pid 5780] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5778] exit_group(0 [pid 5222] unlink("./39/binderfs" [pid 5789] <... futex resumed>) = ? [pid 5784] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5780] <... futex resumed>) = ? [pid 5778] <... exit_group resumed>) = ? [ 84.293395][ T5784] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 84.316183][ T5786] loop0: detected capacity change from 0 to 4096 [pid 5789] +++ exited with 0 +++ [pid 5784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5783] <... futex resumed>) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5784] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5784] <... openat resumed>) = 5 [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5780] +++ exited with 0 +++ [pid 5778] +++ exited with 0 +++ [pid 5784] <... futex resumed>) = 0 [pid 5783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5784] ftruncate(5, 33587187 [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5778, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} --- [pid 5784] <... ftruncate resumed>) = 0 [pid 5783] <... futex resumed>) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5784] <... futex resumed>) = 0 [pid 5783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5784] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./40/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [ 84.351262][ T5786] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5790] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] <... umount2 resumed>) = 0 [pid 5784] <... copy_file_range resumed>) = 393216 [pid 5783] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... umount2 resumed>) = 0 [pid 5783] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5783] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5221] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5783] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5790] <... write resumed>) = 2097152 [pid 5784] <... futex resumed>) = 0 [pid 5783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5791 attached [pid 5790] munmap(0x7f0cb3600000, 138412032 [pid 5784] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5791] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5783] <... clone3 resumed> => {parent_tid=[5791]}, 88) = 5791 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5786] <... mount resumed>) = 0 [pid 5783] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5791] <... rseq resumed>) = 0 [pid 5783] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 4 [pid 5221] <... openat resumed>) = 4 [pid 5791] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5786] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5783] <... futex resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5221] newfstatat(4, "", [pid 5786] <... openat resumed>) = 3 [pid 5783] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5791] <... set_robust_list resumed>) = 0 [pid 5786] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] getdents64(4, [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5791] rt_sigprocmask(SIG_SETMASK, [], [pid 5786] <... chdir resumed>) = 0 [pid 5791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5791] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5222] getdents64(4, [pid 5786] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] getdents64(4, [pid 5786] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] close(4 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5221] getdents64(4, [pid 5786] <... futex resumed>) = 1 [pid 5785] <... futex resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5786] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(4 [pid 5786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] <... close resumed>) = 0 [pid 5786] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5785] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5221] rmdir("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5786] <... openat resumed>) = 4 [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] <... open resumed>) = 6 [pid 5790] <... munmap resumed>) = 0 [pid 5222] close(3 [pid 5221] getdents64(3, [pid 5791] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5786] <... futex resumed>) = 1 [pid 5785] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5791] <... futex resumed>) = 1 [pid 5790] <... openat resumed>) = 4 [pid 5786] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... futex resumed>) = 0 [pid 5222] rmdir("./39" [pid 5221] close(3 [pid 5791] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5790] ioctl(4, LOOP_SET_FD, 3 [pid 5786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5785] <... futex resumed>) = 0 [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rmdir resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] rmdir("./40" [pid 5783] <... futex resumed>) = 1 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... rmdir resumed>) = 0 [pid 5786] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5221] mkdir("./41", 0777 [pid 5786] <... openat resumed>) = 5 [pid 5221] <... mkdir resumed>) = 0 [pid 5784] <... futex resumed>) = 0 [pid 5222] mkdir("./40", 0777 [pid 5784] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5222] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 3 [pid 5786] <... futex resumed>) = 1 [pid 5785] <... futex resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... ioctl resumed>) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5221] close(3 [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] ftruncate(5, 33587187 [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5784] <... futex resumed>) = 1 [pid 5783] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5783] <... futex resumed>) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5786] <... ftruncate resumed>) = 0 [pid 5784] ftruncate(6, 46515 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(3 [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5784] <... ftruncate resumed>) = 0 [pid 5786] <... futex resumed>) = 1 [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5783] <... futex resumed>) = 0 [pid 5786] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5784] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5783] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] <... futex resumed>) = 0 [pid 5783] <... futex resumed>) = 0 [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5784] <... mmap resumed>) = 0x20000000 [pid 5783] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... close resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5785] <... futex resumed>) = 1 [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5784] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 [pid 5784] <... futex resumed>) = 1 [pid 5784] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5786] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5790] <... ioctl resumed>) = 0 [pid 5783] <... futex resumed>) = 0 [pid 5790] close(3 [pid 5783] exit_group(0 [pid 5790] <... close resumed>) = 0 [pid 5784] <... futex resumed>) = ? [pid 5783] <... exit_group resumed>) = ? [pid 5790] close(4) = 0 [pid 5790] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5784] +++ exited with 0 +++ [pid 5790] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5791] <... futex resumed>) = ? [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5792 attached [ 84.455527][ T5790] loop2: detected capacity change from 0 to 4096 [pid 5791] +++ exited with 0 +++ [pid 5783] +++ exited with 0 +++ [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5792 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5783, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 5219] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5792] set_robust_list(0x555593f656a0, 24 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5792] <... set_robust_list resumed>) = 0 [pid 5792] chdir("./41" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5792] <... chdir resumed>) = 0 [pid 5792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5793 [pid 5219] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5792] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5793 attached [pid 5792] setpgid(0, 0 [pid 5219] <... openat resumed>) = 3 [pid 5219] newfstatat(3, "", [pid 5792] <... setpgid resumed>) = 0 [pid 5793] set_robust_list(0x555593f656a0, 24 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5793] <... set_robust_list resumed>) = 0 [pid 5792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5793] chdir("./40" [pid 5219] getdents64(3, [pid 5793] <... chdir resumed>) = 0 [pid 5793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5793] setpgid(0, 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5793] <... setpgid resumed>) = 0 [pid 5219] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5793] write(3, "1000", 4) = 4 [pid 5793] close(3) = 0 [pid 5219] newfstatat(AT_FDCWD, "./39/binderfs", [pid 5793] symlink("/dev/binderfs", "./binderfs" [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5793] <... symlink resumed>) = 0 [pid 5792] <... openat resumed>) = 3 [pid 5219] unlink("./39/binderfs" [pid 5792] write(3, "1000", 4 [pid 5219] <... unlink resumed>) = 0 executing program executing program [pid 5792] <... write resumed>) = 4 [pid 5792] close(3 [pid 5793] write(1, "executing program\n", 18) = 18 [pid 5792] <... close resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5792] symlink("/dev/binderfs", "./binderfs" [pid 5793] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5793] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5792] <... symlink resumed>) = 0 [pid 5793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5792] write(1, "executing program\n", 18 [pid 5793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5792] <... write resumed>) = 18 [pid 5793] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5793] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5794 attached [pid 5785] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5792] <... futex resumed>) = 0 [pid 5785] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5785] <... futex resumed>) = 0 [pid 5785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5785] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5794] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5793] <... clone3 resumed> => {parent_tid=[5794]}, 88) = 5794 [pid 5792] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5785] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5794] <... rseq resumed>) = 0 [pid 5793] rt_sigprocmask(SIG_SETMASK, [], [pid 5794] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5794] <... set_robust_list resumed>) = 0 [pid 5793] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] rt_sigprocmask(SIG_SETMASK, [], [pid 5793] <... futex resumed>) = 0 [pid 5794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5793] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5794] memfd_create("syzkaller", 0 [pid 5792] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5785] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5794] <... memfd_create resumed>) = 3 [pid 5794] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5794] <... mmap resumed>) = 0x7f0cb3600000 ./strace-static-x86_64: Process 5795 attached [pid 5792] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5795] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5792] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5785] <... clone3 resumed> => {parent_tid=[5795]}, 88) = 5795 [pid 5785] rt_sigprocmask(SIG_SETMASK, [], [pid 5792] <... mprotect resumed>) = 0 [pid 5795] <... rseq resumed>) = 0 [pid 5785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5785] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [ 84.499336][ T5790] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5795] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5795] rt_sigprocmask(SIG_SETMASK, [], [pid 5785] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5795] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5792] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5786] <... copy_file_range resumed>) = 393216 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5795] <... open resumed>) = 6 [pid 5792] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5219] umount2("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5796 attached [pid 5792] <... clone3 resumed> => {parent_tid=[5796]}, 88) = 5796 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5795] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5796] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5796] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5795] <... futex resumed>) = 1 [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] <... futex resumed>) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5219] <... openat resumed>) = 4 [pid 5795] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] <... futex resumed>) = 1 [pid 5786] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(4, "", [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5785] <... futex resumed>) = 0 [pid 5796] <... futex resumed>) = 0 [pid 5794] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5786] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5796] memfd_create("syzkaller", 0 [pid 5786] <... open resumed>) = 7 [pid 5219] getdents64(4, [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... memfd_create resumed>) = 3 [pid 5786] <... futex resumed>) = 1 [pid 5785] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5786] ftruncate(6, 46515 [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(4, [pid 5796] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5786] <... ftruncate resumed>) = 0 [pid 5785] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5796] <... mmap resumed>) = 0x7f0cb3600000 [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] close(4 [pid 5786] <... futex resumed>) = 0 [pid 5785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5786] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] <... close resumed>) = 0 [pid 5790] <... mount resumed>) = 0 [pid 5786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5785] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] rmdir("\x2e\x2f\x33\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5790] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5786] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5785] <... futex resumed>) = 0 [pid 5790] <... openat resumed>) = 3 [pid 5786] <... mmap resumed>) = 0x20000000 [pid 5785] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... rmdir resumed>) = 0 [pid 5786] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] getdents64(3, [pid 5786] <... futex resumed>) = 0 [pid 5785] exit_group(0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5786] ???( [pid 5795] <... futex resumed>) = ? [pid 5785] <... exit_group resumed>) = ? [pid 5219] close(3 [pid 5795] +++ exited with 0 +++ [pid 5786] <... ??? resumed>) = ? [pid 5219] <... close resumed>) = 0 [pid 5790] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5790] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5790] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5790] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5788] <... futex resumed>) = 0 [pid 5788] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] <... futex resumed>) = 0 [pid 5788] <... futex resumed>) = 1 [pid 5790] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5788] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] rmdir("./39" [pid 5786] +++ exited with 0 +++ [pid 5785] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5785, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=9 /* 0.09 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5219] <... rmdir resumed>) = 0 [pid 5219] mkdir("./40", 0777) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5794] <... write resumed>) = 2097152 [pid 5790] <... openat resumed>) = 4 [pid 5790] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] munmap(0x7f0cb3600000, 138412032 [pid 5790] <... futex resumed>) = 1 [pid 5788] <... futex resumed>) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5788] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5788] <... futex resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5788] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] close(3 [pid 5790] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5794] <... munmap resumed>) = 0 [pid 5218] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5218] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./40/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5794] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5790] <... openat resumed>) = 5 [pid 5790] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5788] <... futex resumed>) = 0 [pid 5788] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5788] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5790] ftruncate(5, 33587187 [pid 5794] <... openat resumed>) = 4 [pid 5790] <... ftruncate resumed>) = 0 [pid 5790] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5788] <... futex resumed>) = 0 [pid 5788] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5788] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5794] ioctl(4, LOOP_SET_FD, 3 [pid 5790] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5796] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5794] <... ioctl resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5796] <... write resumed>) = 2097152 [pid 5794] close(3) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5797 attached [pid 5794] close(4 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5794] <... close resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5797 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5794] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5797] set_robust_list(0x555593f656a0, 24 [pid 5218] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5794] <... mkdir resumed>) = 0 [pid 5797] <... set_robust_list resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 84.654911][ T5794] loop4: detected capacity change from 0 to 4096 [pid 5797] chdir("./40" [pid 5794] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5218] <... openat resumed>) = 4 [pid 5796] munmap(0x7f0cb3600000, 138412032 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5796] <... munmap resumed>) = 0 [pid 5797] <... chdir resumed>) = 0 [pid 5788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] getdents64(4, [pid 5797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5788] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] <... prctl resumed>) = 0 [pid 5788] <... futex resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5797] setpgid(0, 0 [pid 5788] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5218] getdents64(4, [pid 5788] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5797] <... setpgid resumed>) = 0 [pid 5796] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5788] <... mprotect resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5788] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5798 attached [pid 5796] <... openat resumed>) = 4 [pid 5796] ioctl(4, LOOP_SET_FD, 3 [pid 5788] <... clone3 resumed> => {parent_tid=[5798]}, 88) = 5798 [pid 5797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] close(4 [pid 5797] <... openat resumed>) = 3 [pid 5788] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... close resumed>) = 0 [pid 5797] write(3, "1000", 4 [pid 5218] rmdir("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5797] <... write resumed>) = 4 [pid 5798] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5797] close(3 [pid 5218] getdents64(3, [pid 5798] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5797] <... close resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5798] <... set_robust_list resumed>) = 0 [pid 5797] symlink("/dev/binderfs", "./binderfs" [pid 5218] close(3 [pid 5798] rt_sigprocmask(SIG_SETMASK, [], [pid 5788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... close resumed>) = 0 [pid 5797] <... symlink resumed>) = 0 [pid 5218] rmdir("./40" [pid 5798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5788] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5788] <... futex resumed>) = 0 [pid 5788] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... rmdir resumed>) = 0 [pid 5797] write(1, "executing program\n", 18 [pid 5798] <... open resumed>) = 6 executing program [pid 5218] mkdir("./41", 0777 [pid 5798] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5798] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] <... mkdir resumed>) = 0 [pid 5788] <... futex resumed>) = 0 [pid 5796] <... ioctl resumed>) = 0 [pid 5797] <... write resumed>) = 18 [pid 5788] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5798] <... futex resumed>) = 0 [pid 5788] <... futex resumed>) = 1 [pid 5798] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5796] close(3 [pid 5788] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5796] <... close resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5796] close(4) = 0 [pid 5796] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5796] <... mkdir resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5796] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5218] close(3 [pid 5798] <... open resumed>) = 7 [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] <... futex resumed>) = 0 [ 84.698277][ T5794] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [ 84.720403][ T5796] loop3: detected capacity change from 0 to 4096 [pid 5798] <... futex resumed>) = 1 [pid 5797] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5788] <... futex resumed>) = 0 [pid 5798] ftruncate(6, 46515 [pid 5797] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5788] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5797] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5788] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5798] <... ftruncate resumed>) = 0 [pid 5797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... close resumed>) = 0 [pid 5797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5797] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5797] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5799]}, 88) = 5799 [pid 5794] <... mount resumed>) = 0 [pid 5797] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5800 attached ./strace-static-x86_64: Process 5799 attached [pid 5797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5794] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5800] set_robust_list(0x555593f656a0, 24 [pid 5799] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5794] <... openat resumed>) = 3 [pid 5800] <... set_robust_list resumed>) = 0 [pid 5799] <... rseq resumed>) = 0 [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5799] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5794] <... chdir resumed>) = 0 [pid 5800] chdir("./41" [pid 5797] <... futex resumed>) = 0 [pid 5794] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5800 [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5794] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5800] <... chdir resumed>) = 0 [pid 5794] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5799] rt_sigprocmask(SIG_SETMASK, [], [pid 5794] <... futex resumed>) = 1 [pid 5793] <... futex resumed>) = 0 [pid 5800] <... prctl resumed>) = 0 [pid 5799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5794] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5793] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] setpgid(0, 0 [pid 5794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5793] <... futex resumed>) = 0 [pid 5798] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5788] <... futex resumed>) = 0 [pid 5798] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5788] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] memfd_create("syzkaller", 0 [pid 5800] <... setpgid resumed>) = 0 [pid 5794] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5793] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] <... futex resumed>) = 0 [pid 5788] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5798] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5800] <... openat resumed>) = 3 [pid 5800] write(3, "1000", 4 [pid 5799] <... memfd_create resumed>) = 3 [pid 5798] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] <... copy_file_range resumed>) = 917504 [pid 5800] <... write resumed>) = 4 [pid 5799] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5798] <... futex resumed>) = 1 [pid 5794] <... openat resumed>) = 4 [pid 5790] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... futex resumed>) = 0 [pid 5800] close(3 [pid 5799] <... mmap resumed>) = 0x7f0cb3600000 [pid 5790] <... futex resumed>) = 0 [pid 5788] exit_group(0 [pid 5800] <... close resumed>) = 0 [pid 5788] <... exit_group resumed>) = ? [pid 5798] +++ exited with 0 +++ [pid 5800] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5790] +++ exited with 0 +++ [pid 5788] +++ exited with 0 +++ [pid 5794] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] write(1, "executing program\n", 18 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5788, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} --- [pid 5800] <... write resumed>) = 18 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5800] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5794] <... futex resumed>) = 1 [pid 5793] <... futex resumed>) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5800] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5793] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5793] <... futex resumed>) = 0 [pid 5800] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5794] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5793] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5794] <... openat resumed>) = 5 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5800] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5800] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5220] <... openat resumed>) = 3 [pid 5800] <... mprotect resumed>) = 0 [pid 5220] newfstatat(3, "", [pid 5800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] getdents64(3, [pid 5800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5794] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 ./strace-static-x86_64: Process 5801 attached [pid 5794] <... futex resumed>) = 1 [pid 5793] <... futex resumed>) = 0 [pid 5220] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5801] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5800] <... clone3 resumed> => {parent_tid=[5801]}, 88) = 5801 [pid 5794] ftruncate(5, 33587187 [pid 5793] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5801] <... rseq resumed>) = 0 [pid 5793] <... futex resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "./40/binderfs", [pid 5801] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5793] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5801] <... set_robust_list resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5800] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] unlink("./40/binderfs" [pid 5800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5794] <... ftruncate resumed>) = 0 [pid 5801] rt_sigprocmask(SIG_SETMASK, [], [ 84.762033][ T5796] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5800] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... unlink resumed>) = 0 [pid 5801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5800] <... futex resumed>) = 0 [pid 5794] <... futex resumed>) = 1 [pid 5793] <... futex resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5801] memfd_create("syzkaller", 0 [pid 5800] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5794] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5793] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... mount resumed>) = 0 [pid 5796] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5796] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5793] <... futex resumed>) = 0 [pid 5796] <... chdir resumed>) = 0 [pid 5796] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5793] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5796] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... futex resumed>) = 0 [pid 5792] <... futex resumed>) = 1 [pid 5801] <... memfd_create resumed>) = 3 [pid 5796] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5801] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5801] <... mmap resumed>) = 0x7f0cb3600000 [pid 5796] <... openat resumed>) = 4 [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5796] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... futex resumed>) = 0 [pid 5792] <... futex resumed>) = 1 [pid 5796] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5801] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5799] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5796] ftruncate(5, 33587187) = 0 [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5796] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5793] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5793] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5793] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5802 attached [pid 5802] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5793] <... clone3 resumed> => {parent_tid=[5802]}, 88) = 5802 [pid 5802] <... rseq resumed>) = 0 [pid 5793] rt_sigprocmask(SIG_SETMASK, [], [pid 5802] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5793] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5802] <... set_robust_list resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5802] rt_sigprocmask(SIG_SETMASK, [], [pid 5793] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5802] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5802] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] <... write resumed>) = 2097152 [pid 5220] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5802] <... futex resumed>) = 1 [pid 5793] <... futex resumed>) = 0 [pid 5793] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5802] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5799] munmap(0x7f0cb3600000, 138412032 [pid 5793] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5793] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5801] <... write resumed>) = 2097152 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5802] <... open resumed>) = 7 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5802] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5793] <... futex resumed>) = 0 [pid 5801] munmap(0x7f0cb3600000, 138412032 [pid 5799] <... munmap resumed>) = 0 [pid 5220] <... openat resumed>) = 4 [pid 5802] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5801] <... munmap resumed>) = 0 [pid 5793] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5799] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5793] <... futex resumed>) = 0 [pid 5220] newfstatat(4, "", [pid 5793] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5802] ftruncate(6, 46515 [pid 5792] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5802] <... ftruncate resumed>) = 0 [pid 5799] <... openat resumed>) = 4 [pid 5792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5799] ioctl(4, LOOP_SET_FD, 3 [pid 5220] getdents64(4, [pid 5792] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5802] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5801] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5792] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5802] <... futex resumed>) = 1 [pid 5801] <... openat resumed>) = 4 [pid 5793] <... futex resumed>) = 0 [pid 5792] <... mprotect resumed>) = 0 [pid 5802] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5801] ioctl(4, LOOP_SET_FD, 3 [pid 5793] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5801] <... ioctl resumed>) = 0 [pid 5796] <... copy_file_range resumed>) = 393216 [pid 5793] <... futex resumed>) = 0 [pid 5792] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] getdents64(4, [pid 5792] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5793] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 ./strace-static-x86_64: Process 5803 attached [pid 5792] <... clone3 resumed> => {parent_tid=[5803]}, 88) = 5803 [pid 5792] rt_sigprocmask(SIG_SETMASK, [], [pid 5803] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5803] <... rseq resumed>) = 0 [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5803] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5796] <... futex resumed>) = 0 [pid 5792] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(3, [pid 5803] <... set_robust_list resumed>) = 0 [pid 5796] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5803] rt_sigprocmask(SIG_SETMASK, [], [pid 5792] <... futex resumed>) = 0 [pid 5803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5792] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5803] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5220] close(3) = 0 [pid 5220] rmdir("./40" [pid 5799] <... ioctl resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5799] close(3 [pid 5220] mkdir("./41", 0777 [pid 5799] <... close resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5799] close(4) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5799] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5799] <... mkdir resumed>) = 0 [pid 5220] <... ioctl resumed>) = 0 [pid 5803] <... open resumed>) = 6 [pid 5220] close(3 [pid 5799] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5802] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5802] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5793] <... futex resumed>) = 0 [pid 5802] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5803] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] <... copy_file_range resumed>) = 720896 [pid 5803] <... futex resumed>) = 1 [pid 5794] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] <... futex resumed>) = 0 [pid 5803] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5794] <... futex resumed>) = 0 [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5801] close(3 [pid 5793] exit_group(0 [pid 5802] <... futex resumed>) = ? [pid 5801] <... close resumed>) = 0 [pid 5794] <... futex resumed>) = ? [pid 5793] <... exit_group resumed>) = ? [pid 5802] +++ exited with 0 +++ [pid 5801] close(4 [pid 5796] <... futex resumed>) = 0 [pid 5794] +++ exited with 0 +++ [pid 5793] +++ exited with 0 +++ [pid 5792] <... futex resumed>) = 1 [pid 5796] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5793, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- [pid 5796] <... open resumed>) = 7 [pid 5801] <... close resumed>) = 0 [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] <... close resumed>) = 0 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5801] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5796] <... futex resumed>) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5796] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5796] ftruncate(6, 46515 [pid 5792] <... futex resumed>) = 0 [pid 5801] <... mkdir resumed>) = 0 [pid 5796] <... ftruncate resumed>) = 0 [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5796] <... futex resumed>) = 0 [pid 5792] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5796] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5792] <... futex resumed>) = 0 [pid 5222] newfstatat(3, "", [pid 5792] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5801] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5796] <... mmap resumed>) = 0x20000000 [pid 5222] getdents64(3, ./strace-static-x86_64: Process 5804 attached [pid 5796] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [ 84.945123][ T5799] loop1: detected capacity change from 0 to 4096 [ 84.954283][ T5801] loop0: detected capacity change from 0 to 4096 [ 84.975886][ T5799] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5804] set_robust_list(0x555593f656a0, 24 [pid 5796] <... futex resumed>) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5222] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5792] exit_group(0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5804] <... set_robust_list resumed>) = 0 [pid 5803] <... futex resumed>) = ? [pid 5792] <... exit_group resumed>) = ? [pid 5222] newfstatat(AT_FDCWD, "./40/binderfs", [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5804 [pid 5803] +++ exited with 0 +++ [pid 5804] chdir("./41" [pid 5796] +++ exited with 0 +++ [pid 5792] +++ exited with 0 +++ [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5804] <... chdir resumed>) = 0 [pid 5222] unlink("./40/binderfs" [pid 5804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5804] setpgid(0, 0) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5792, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5221] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5799] <... mount resumed>) = 0 [pid 5799] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5799] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5799] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5799] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5804] <... openat resumed>) = 3 [pid 5797] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5804] write(3, "1000", 4 [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5804] <... write resumed>) = 4 [pid 5799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5804] close(3 [pid 5799] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5221] <... openat resumed>) = 3 [pid 5804] <... close resumed>) = 0 [pid 5804] symlink("/dev/binderfs", "./binderfs" [pid 5799] <... openat resumed>) = 4 [pid 5221] newfstatat(3, "", executing program [pid 5804] <... symlink resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5804] write(1, "executing program\n", 18) = 18 [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] getdents64(3, [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] <... futex resumed>) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5804] <... futex resumed>) = 0 [pid 5799] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5804] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5799] <... openat resumed>) = 5 [pid 5797] <... futex resumed>) = 0 [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 85.016119][ T5801] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5804] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5801] <... mount resumed>) = 0 [pid 5799] <... futex resumed>) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5221] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5804] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5801] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5799] ftruncate(5, 33587187 [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5801] <... openat resumed>) = 3 [pid 5799] <... ftruncate resumed>) = 0 [pid 5797] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5801] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5804] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5801] <... chdir resumed>) = 0 [pid 5799] <... futex resumed>) = 0 [pid 5797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./41/binderfs" [pid 5804] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5801] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5799] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5804] <... mprotect resumed>) = 0 [pid 5801] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5797] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5801] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5804] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5801] <... futex resumed>) = 1 [pid 5800] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5804] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5801] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 4 [pid 5804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5805 attached [pid 5800] <... futex resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5805] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5804] <... clone3 resumed> => {parent_tid=[5805]}, 88) = 5805 [pid 5801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5800] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] <... rseq resumed>) = 0 [pid 5804] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5805] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5801] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5222] getdents64(4, [pid 5805] <... set_robust_list resumed>) = 0 [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] rt_sigprocmask(SIG_SETMASK, [], [pid 5804] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5801] <... openat resumed>) = 4 [pid 5222] getdents64(4, [pid 5805] memfd_create("syzkaller", 0 [pid 5801] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5801] <... futex resumed>) = 1 [pid 5800] <... futex resumed>) = 0 [pid 5222] close(4 [pid 5800] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5801] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5800] <... futex resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5800] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] <... memfd_create resumed>) = 3 [pid 5222] <... rmdir resumed>) = 0 [pid 5801] <... openat resumed>) = 5 [pid 5222] getdents64(3, [pid 5805] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5801] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5801] <... futex resumed>) = 1 [pid 5800] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5800] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5801] ftruncate(5, 33587187 [pid 5800] <... futex resumed>) = 0 [pid 5800] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5801] <... ftruncate resumed>) = 0 [pid 5222] rmdir("./40" [pid 5801] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rmdir resumed>) = 0 [pid 5222] mkdir("./41", 0777 [pid 5801] <... futex resumed>) = 1 [pid 5800] <... futex resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5801] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5800] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5800] <... futex resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5800] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] <... ioctl resumed>) = 0 [pid 5805] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5799] <... copy_file_range resumed>) = 393216 [pid 5797] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] close(3 [pid 5221] <... openat resumed>) = 4 [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5797] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5797] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5797] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5221] getdents64(4, [pid 5797] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, ./strace-static-x86_64: Process 5806 attached [pid 5797] <... clone3 resumed> => {parent_tid=[5806]}, 88) = 5806 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5797] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] close(4 [pid 5797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... close resumed>) = 0 [pid 5799] <... futex resumed>) = 0 [pid 5797] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] rmdir("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5806] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5799] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] <... futex resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5797] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./41" [pid 5806] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5221] mkdir("./42", 0777 [pid 5806] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... mkdir resumed>) = 0 [pid 5806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5806] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5221] <... openat resumed>) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5806] <... open resumed>) = 6 [pid 5222] <... close resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5806] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] <... write resumed>) = 2097152 [pid 5806] <... futex resumed>) = 1 [pid 5800] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5797] <... futex resumed>) = 0 [pid 5800] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5806] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5800] <... futex resumed>) = 0 [pid 5799] <... futex resumed>) = 0 [pid 5797] <... futex resumed>) = 1 [pid 5800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5799] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5800] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5799] <... open resumed>) = 7 ./strace-static-x86_64: Process 5807 attached [pid 5800] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] <... mprotect resumed>) = 0 [pid 5800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5799] <... futex resumed>) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5799] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] set_robust_list(0x555593f656a0, 24 [pid 5800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5797] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5808 attached [pid 5807] <... set_robust_list resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5800] <... clone3 resumed> => {parent_tid=[5808]}, 88) = 5808 [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5807] chdir("./41" [pid 5800] rt_sigprocmask(SIG_SETMASK, [], [pid 5808] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5807] <... chdir resumed>) = 0 [pid 5800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5799] ftruncate(6, 46515 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5807 [pid 5808] <... rseq resumed>) = 0 [pid 5807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5800] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] <... ftruncate resumed>) = 0 [pid 5808] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5800] <... futex resumed>) = 0 [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5808] <... set_robust_list resumed>) = 0 [pid 5800] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5799] <... futex resumed>) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5808] rt_sigprocmask(SIG_SETMASK, [], [pid 5799] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5807] <... prctl resumed>) = 0 [pid 5797] <... futex resumed>) = 0 [pid 5808] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5797] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5807] setpgid(0, 0 [pid 5799] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5808] <... open resumed>) = 6 [pid 5807] <... setpgid resumed>) = 0 [pid 5807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5809] set_robust_list(0x555593f656a0, 24 [pid 5807] <... openat resumed>) = 3 [pid 5805] munmap(0x7f0cb3600000, 138412032 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5809 [pid 5809] <... set_robust_list resumed>) = 0 [pid 5807] write(3, "1000", 4 [pid 5799] <... mmap resumed>) = 0x20000000 [pid 5807] <... write resumed>) = 4 [pid 5807] close(3) = 0 [pid 5807] symlink("/dev/binderfs", "./binderfs" [pid 5809] chdir("./42" [pid 5807] <... symlink resumed>) = 0 [pid 5809] <... chdir resumed>) = 0 executing program [pid 5807] write(1, "executing program\n", 18 [pid 5808] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] <... write resumed>) = 18 [pid 5809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5808] <... futex resumed>) = 1 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] <... futex resumed>) = 0 [pid 5809] <... prctl resumed>) = 0 [pid 5809] setpgid(0, 0 [pid 5807] <... futex resumed>) = 0 [pid 5800] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] <... futex resumed>) = 0 [pid 5799] <... futex resumed>) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5800] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5797] exit_group(0 [pid 5809] <... setpgid resumed>) = 0 [pid 5807] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5806] <... futex resumed>) = ? [pid 5797] <... exit_group resumed>) = ? [pid 5809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5808] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5799] +++ exited with 0 +++ [pid 5807] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5809] <... openat resumed>) = 3 [pid 5807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5806] +++ exited with 0 +++ [pid 5797] +++ exited with 0 +++ [pid 5807] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5807] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5805] <... munmap resumed>) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5797, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5807] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5808] <... open resumed>) = 7 [pid 5808] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] write(3, "1000", 4) = 4 [pid 5808] <... futex resumed>) = 1 [pid 5807] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5805] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5800] <... futex resumed>) = 0 [pid 5808] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5800] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5810 attached [pid 5809] close(3 [pid 5808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5805] <... openat resumed>) = 4 [pid 5800] <... futex resumed>) = 0 [pid 5810] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5808] ftruncate(6, 46515 [pid 5807] <... clone3 resumed> => {parent_tid=[5810]}, 88) = 5810 [pid 5800] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5810] <... rseq resumed>) = 0 [pid 5809] <... close resumed>) = 0 [pid 5808] <... ftruncate resumed>) = 0 [pid 5807] rt_sigprocmask(SIG_SETMASK, [], [pid 5805] ioctl(4, LOOP_SET_FD, 3 [pid 5807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5810] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] <... set_robust_list resumed>) = 0 [pid 5808] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] rt_sigprocmask(SIG_SETMASK, [], [pid 5808] <... futex resumed>) = 1 [pid 5807] <... futex resumed>) = 0 [pid 5800] <... futex resumed>) = 0 [pid 5810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5800] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... restart_syscall resumed>) = 0 [pid 5810] memfd_create("syzkaller", 0 [pid 5808] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5800] <... futex resumed>) = 0 [pid 5809] symlink("/dev/binderfs", "./binderfs" [pid 5800] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5810] <... memfd_create resumed>) = 3 [pid 5809] <... symlink resumed>) = 0 [pid 5808] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5805] <... ioctl resumed>) = 0 [pid 5801] <... copy_file_range resumed>) = 524288 executing program [pid 5809] write(1, "executing program\n", 18) = 18 [pid 5805] close(3 [pid 5801] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5805] <... close resumed>) = 0 [pid 5801] <... futex resumed>) = 0 [pid 5810] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5809] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5808] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] close(4 [pid 5801] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5810] <... mmap resumed>) = 0x7f0cb3600000 [pid 5809] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5808] <... futex resumed>) = 1 [pid 5805] <... close resumed>) = 0 [pid 5800] <... futex resumed>) = 0 [pid 5809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5805] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5805] <... mkdir resumed>) = 0 [pid 5800] exit_group(0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5809] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5805] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5809] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5801] <... futex resumed>) = ? [pid 5800] <... exit_group resumed>) = ? [pid 5219] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5801] +++ exited with 0 +++ [pid 5809] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5808] +++ exited with 0 +++ [pid 5800] +++ exited with 0 +++ [pid 5219] <... openat resumed>) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./40/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5809] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5800, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5809] <... clone3 resumed> => {parent_tid=[5811]}, 88) = 5811 ./strace-static-x86_64: Process 5811 attached [pid 5809] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5811] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5811] <... rseq resumed>) = 0 [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5809] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5811] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] newfstatat(3, "", [pid 5811] <... set_robust_list resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5811] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] getdents64(3, [pid 5811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5811] memfd_create("syzkaller", 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5811] <... memfd_create resumed>) = 3 [pid 5811] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5218] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5811] <... mmap resumed>) = 0x7f0cb3600000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5810] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5219] <... umount2 resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5219] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./41/binderfs" [pid 5219] umount2("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] <... unlink resumed>) = 0 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [ 85.226093][ T5805] loop2: detected capacity change from 0 to 4096 [ 85.259498][ T5805] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5219] rmdir("\x2e\x2f\x34\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3) = 0 [pid 5219] rmdir("./40" [pid 5218] <... umount2 resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5219] mkdir("./41", 0777) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5218] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5811] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5810] <... write resumed>) = 2097152 [pid 5805] <... mount resumed>) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5810] munmap(0x7f0cb3600000, 138412032 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5810] <... munmap resumed>) = 0 [pid 5805] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5219] <... ioctl resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5805] <... openat resumed>) = 3 [pid 5805] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5811] <... write resumed>) = 2097152 [pid 5810] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] close(3 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5805] <... chdir resumed>) = 0 [pid 5811] munmap(0x7f0cb3600000, 138412032 [pid 5810] <... openat resumed>) = 4 [pid 5219] <... close resumed>) = 0 [pid 5805] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5804] <... futex resumed>) = 0 [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] <... futex resumed>) = 1 [pid 5805] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5810] ioctl(4, LOOP_SET_FD, 3 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, ./strace-static-x86_64: Process 5812 attached 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5811] <... munmap resumed>) = 0 [pid 5218] getdents64(3, [pid 5810] <... ioctl resumed>) = 0 [pid 5812] set_robust_list(0x555593f656a0, 24 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5812 [pid 5812] <... set_robust_list resumed>) = 0 [pid 5811] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5810] close(3 [pid 5805] <... openat resumed>) = 4 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5812] chdir("./41" [pid 5810] <... close resumed>) = 0 [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(3 [pid 5812] <... chdir resumed>) = 0 [pid 5811] <... openat resumed>) = 4 [pid 5810] close(4 [pid 5805] <... futex resumed>) = 1 [pid 5804] <... futex resumed>) = 0 [pid 5805] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... close resumed>) = 0 [pid 5812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5811] ioctl(4, LOOP_SET_FD, 3 [pid 5810] <... close resumed>) = 0 [pid 5805] <... openat resumed>) = 5 [pid 5804] <... futex resumed>) = 0 [pid 5218] rmdir("./41" [pid 5812] <... prctl resumed>) = 0 [pid 5810] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] <... futex resumed>) = 1 [pid 5804] <... futex resumed>) = 0 [pid 5810] <... mkdir resumed>) = 0 [pid 5805] ftruncate(5, 33587187 [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=44000000} [pid 5812] setpgid(0, 0 [pid 5810] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5805] <... ftruncate resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5812] <... setpgid resumed>) = 0 [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5805] <... futex resumed>) = 1 [pid 5218] mkdir("./42", 0777 [pid 5804] <... futex resumed>) = 0 [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5218] <... mkdir resumed>) = 0 [pid 5812] <... openat resumed>) = 3 [pid 5811] <... ioctl resumed>) = 0 [pid 5812] write(3, "1000", 4 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5812] <... write resumed>) = 4 [pid 5218] <... openat resumed>) = 3 [pid 5812] close(3 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5812] <... close resumed>) = 0 [pid 5812] symlink("/dev/binderfs", "./binderfs" [pid 5218] <... ioctl resumed>) = 0 [pid 5812] <... symlink resumed>) = 0 [pid 5811] close(3 [pid 5218] close(3executing program [pid 5812] write(1, "executing program\n", 18 [pid 5811] <... close resumed>) = 0 [pid 5812] <... write resumed>) = 18 [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5811] close(4) = 0 [pid 5811] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5812] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5812] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5812] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5812] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5813]}, 88) = 5813 ./strace-static-x86_64: Process 5813 attached [pid 5812] rt_sigprocmask(SIG_SETMASK, [], [pid 5811] <... mkdir resumed>) = 0 [pid 5810] <... mount resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5813] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5812] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 85.383732][ T5810] loop4: detected capacity change from 0 to 4096 [ 85.396981][ T5811] loop3: detected capacity change from 0 to 4096 [ 85.410605][ T5810] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5811] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5810] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5813] <... rseq resumed>) = 0 [pid 5812] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] <... openat resumed>) = 3 [pid 5804] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5812] <... futex resumed>) = 0 [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5810] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 ./strace-static-x86_64: Process 5814 attached [pid 5813] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5804] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5814 [pid 5810] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5804] <... futex resumed>) = 0 [pid 5814] set_robust_list(0x555593f656a0, 24 [pid 5813] <... set_robust_list resumed>) = 0 [pid 5810] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5814] <... set_robust_list resumed>) = 0 [pid 5813] rt_sigprocmask(SIG_SETMASK, [], [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5804] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5814] chdir("./42" [pid 5813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5810] <... futex resumed>) = 1 [pid 5807] <... futex resumed>) = 0 [pid 5805] <... copy_file_range resumed>) = 393216 [pid 5804] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5810] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5810] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5807] <... futex resumed>) = 0 [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5804] <... mprotect resumed>) = 0 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] <... futex resumed>) = 0 [pid 5804] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5805] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] <... chdir resumed>) = 0 [pid 5804] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5813] memfd_create("syzkaller", 0 [pid 5804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5814] <... prctl resumed>) = 0 [pid 5810] <... openat resumed>) = 4 [pid 5814] setpgid(0, 0 [pid 5813] <... memfd_create resumed>) = 3 ./strace-static-x86_64: Process 5815 attached [pid 5814] <... setpgid resumed>) = 0 [pid 5813] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5811] <... mount resumed>) = 0 [pid 5804] <... clone3 resumed> => {parent_tid=[5815]}, 88) = 5815 [pid 5815] <... rseq resumed>) = 0 [pid 5811] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5804] rt_sigprocmask(SIG_SETMASK, [], [pid 5815] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5814] <... openat resumed>) = 3 [pid 5811] <... openat resumed>) = 3 [pid 5804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5815] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] write(3, "1000", 4 [pid 5811] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5804] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5813] <... mmap resumed>) = 0x7f0cb3600000 [pid 5811] <... chdir resumed>) = 0 [pid 5810] <... futex resumed>) = 1 [pid 5804] <... futex resumed>) = 0 [pid 5815] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5811] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5804] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... open resumed>) = 6 [pid 5814] <... write resumed>) = 4 [pid 5811] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5810] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5807] <... futex resumed>) = 0 [pid 5814] close(3) = 0 [pid 5814] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5815] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] <... futex resumed>) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5807] <... futex resumed>) = 1 [pid 5811] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] <... futex resumed>) = 1 [pid 5811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5809] <... futex resumed>) = 0 [pid 5804] <... futex resumed>) = 0 [pid 5811] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5815] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [ 85.468574][ T5811] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] <... openat resumed>) = 4 [pid 5810] <... futex resumed>) = 0 [pid 5805] <... futex resumed>) = 0 [pid 5804] <... futex resumed>) = 1 [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5805] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5811] <... futex resumed>) = 1 [pid 5810] <... openat resumed>) = 5 [pid 5809] <... futex resumed>) = 0 [pid 5805] <... open resumed>) = 7 [pid 5811] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5810] <... futex resumed>) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5807] <... futex resumed>) = 0 [pid 5804] <... futex resumed>) = 0 [pid 5805] <... futex resumed>) = 1 [pid 5814] write(1, "executing program\n", 18 [pid 5811] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program [pid 5810] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] ftruncate(6, 46515 [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] <... write resumed>) = 18 [pid 5810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5807] <... futex resumed>) = 0 [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] ftruncate(5, 33587187 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5804] <... futex resumed>) = 0 [pid 5814] <... futex resumed>) = 0 [pid 5810] <... ftruncate resumed>) = 0 [pid 5805] <... ftruncate resumed>) = 0 [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5810] <... futex resumed>) = 1 [pid 5807] <... futex resumed>) = 0 [pid 5804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5814] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5811] <... openat resumed>) = 5 [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] <... futex resumed>) = 0 [pid 5804] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] <... futex resumed>) = 0 [pid 5805] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5804] <... futex resumed>) = 0 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5804] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5810] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5811] <... futex resumed>) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5805] <... mmap resumed>) = 0x20000000 [pid 5814] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5813] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5809] <... futex resumed>) = 0 [pid 5814] <... mprotect resumed>) = 0 [pid 5811] ftruncate(5, 33587187 [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5805] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5811] <... ftruncate resumed>) = 0 [pid 5805] <... futex resumed>) = 1 [pid 5804] <... futex resumed>) = 0 [pid 5814] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5816 attached [pid 5804] exit_group(0 [pid 5814] <... clone3 resumed> => {parent_tid=[5816]}, 88) = 5816 [pid 5815] <... futex resumed>) = ? [pid 5814] rt_sigprocmask(SIG_SETMASK, [], [pid 5804] <... exit_group resumed>) = ? [pid 5815] +++ exited with 0 +++ [pid 5814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5814] <... futex resumed>) = 0 [pid 5816] <... rseq resumed>) = 0 [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5816] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5816] memfd_create("syzkaller", 0 [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] +++ exited with 0 +++ [pid 5804] +++ exited with 0 +++ [pid 5811] <... futex resumed>) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5811] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5804, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=10 /* 0.10 s */} --- [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5220] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5811] <... futex resumed>) = 0 [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... openat resumed>) = 3 [pid 5811] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5816] <... memfd_create resumed>) = 3 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5816] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5220] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5816] <... mmap resumed>) = 0x7f0cb3600000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./41/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5810] <... copy_file_range resumed>) = 393216 [pid 5807] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] <... umount2 resumed>) = 0 [pid 5807] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5807] <... futex resumed>) = 0 [pid 5807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5810] <... futex resumed>) = 0 [pid 5810] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5807] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5807] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5220] <... openat resumed>) = 4 [pid 5220] newfstatat(4, "", [pid 5807] <... mprotect resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, [pid 5807] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5807] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] close(4 [pid 5807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5817 attached => {parent_tid=[5817]}, 88) = 5817 [pid 5817] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5807] rt_sigprocmask(SIG_SETMASK, [], [pid 5817] <... rseq resumed>) = 0 [pid 5813] <... write resumed>) = 2097152 [pid 5807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... close resumed>) = 0 [pid 5807] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5807] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5817] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5220] rmdir("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5817] <... set_robust_list resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5809] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] getdents64(3, [pid 5817] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5809] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5220] rmdir("./41") = 0 [pid 5817] <... open resumed>) = 6 [pid 5816] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5813] munmap(0x7f0cb3600000, 138412032 [pid 5811] <... copy_file_range resumed>) = 393216 [pid 5809] <... futex resumed>) = 0 [pid 5220] mkdir("./42", 0777 [pid 5817] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... munmap resumed>) = 0 [pid 5809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5817] <... futex resumed>) = 1 [pid 5817] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5813] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5807] <... futex resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5811] <... futex resumed>) = 0 [pid 5809] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5813] <... openat resumed>) = 4 [pid 5810] <... futex resumed>) = 0 [pid 5809] <... mprotect resumed>) = 0 [pid 5807] <... futex resumed>) = 1 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5813] ioctl(4, LOOP_SET_FD, 3 [pid 5810] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5220] <... openat resumed>) = 3 [pid 5810] <... open resumed>) = 7 [pid 5809] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... ioctl resumed>) = 0 [pid 5810] <... futex resumed>) = 0 [pid 5809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] ftruncate(6, 46515 [pid 5807] <... futex resumed>) = 0 [pid 5810] <... ftruncate resumed>) = 0 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5818 attached [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5818] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5810] <... futex resumed>) = 0 [pid 5809] <... clone3 resumed> => {parent_tid=[5818]}, 88) = 5818 [pid 5807] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] <... rseq resumed>) = 0 [pid 5816] <... write resumed>) = 2097152 [pid 5810] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5809] rt_sigprocmask(SIG_SETMASK, [], [pid 5807] <... futex resumed>) = 0 [pid 5220] close(3 [pid 5809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5807] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5818] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5816] munmap(0x7f0cb3600000, 138412032 [pid 5810] <... mmap resumed>) = 0x20000000 [pid 5809] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... munmap resumed>) = 0 [pid 5809] <... futex resumed>) = 0 [pid 5810] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5818] <... set_robust_list resumed>) = 0 [pid 5810] <... futex resumed>) = 1 [pid 5818] rt_sigprocmask(SIG_SETMASK, [], [pid 5816] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5813] <... ioctl resumed>) = 0 [pid 5810] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5807] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5813] close(3 [pid 5807] exit_group(0 [pid 5818] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5813] <... close resumed>) = 0 [pid 5807] <... exit_group resumed>) = ? [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5810] <... futex resumed>) = ? [pid 5817] <... futex resumed>) = ? [pid 5816] <... openat resumed>) = 4 [pid 5813] close(4 [pid 5810] +++ exited with 0 +++ [pid 5817] +++ exited with 0 +++ [pid 5813] <... close resumed>) = 0 [pid 5807] +++ exited with 0 +++ [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5807, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5816] ioctl(4, LOOP_SET_FD, 3 [pid 5813] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5818] <... open resumed>) = 6 [pid 5813] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c"./strace-static-x86_64: Process 5819 attached [pid 5818] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5819 [pid 5818] <... futex resumed>) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5818] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [ 85.645540][ T5813] loop1: detected capacity change from 0 to 4096 [ 85.680046][ T5816] loop0: detected capacity change from 0 to 4096 [pid 5222] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5811] <... futex resumed>) = 0 [pid 5809] <... futex resumed>) = 1 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5811] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5819] set_robust_list(0x555593f656a0, 24 [pid 5816] <... ioctl resumed>) = 0 [pid 5811] <... open resumed>) = 7 [pid 5222] <... openat resumed>) = 3 [pid 5819] <... set_robust_list resumed>) = 0 [pid 5816] close(3 [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(3, "", [pid 5819] chdir("./42" [pid 5816] <... close resumed>) = 0 [pid 5811] <... futex resumed>) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5819] <... chdir resumed>) = 0 [pid 5811] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5809] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5811] ftruncate(6, 46515 [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5816] close(4 [pid 5811] <... ftruncate resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5819] <... prctl resumed>) = 0 [pid 5816] <... close resumed>) = 0 [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5819] setpgid(0, 0 [pid 5816] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5811] <... futex resumed>) = 1 [pid 5809] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5819] <... setpgid resumed>) = 0 [pid 5816] <... mkdir resumed>) = 0 [pid 5811] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5809] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] unlink("./41/binderfs" [pid 5819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5816] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5809] <... futex resumed>) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5819] <... openat resumed>) = 3 [pid 5813] <... mount resumed>) = 0 [pid 5811] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5809] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5819] write(3, "1000", 4 [pid 5813] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5819] <... write resumed>) = 4 [pid 5813] <... openat resumed>) = 3 [pid 5811] <... mmap resumed>) = 0x20000000 [pid 5819] close(3) = 0 [pid 5813] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5811] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5819] symlink("/dev/binderfs", "./binderfs" [pid 5813] <... chdir resumed>) = 0 [pid 5811] <... futex resumed>) = 1 executing program [pid 5813] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5809] <... futex resumed>) = 0 [pid 5811] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] <... symlink resumed>) = 0 [pid 5813] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5809] exit_group(0 [pid 5819] write(1, "executing program\n", 18) = 18 [pid 5819] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5818] <... futex resumed>) = ? [pid 5809] <... exit_group resumed>) = ? [pid 5811] <... futex resumed>) = ? [pid 5818] +++ exited with 0 +++ [pid 5819] <... futex resumed>) = 0 [pid 5819] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5819] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5820 attached [pid 5811] +++ exited with 0 +++ [pid 5809] +++ exited with 0 +++ [pid 5819] <... clone3 resumed> => {parent_tid=[5820]}, 88) = 5820 [pid 5820] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5819] rt_sigprocmask(SIG_SETMASK, [], [pid 5820] <... rseq resumed>) = 0 [pid 5813] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5809, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5812] <... futex resumed>) = 0 [pid 5813] <... futex resumed>) = 1 [pid 5819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5813] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5812] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = 0 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5812] <... futex resumed>) = 0 [pid 5820] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5819] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] <... set_robust_list resumed>) = 0 [pid 5819] <... futex resumed>) = 0 [pid 5820] rt_sigprocmask(SIG_SETMASK, [], [pid 5819] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5222] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5820] memfd_create("syzkaller", 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5813] <... openat resumed>) = 4 [pid 5222] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5820] <... memfd_create resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5813] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] newfstatat(3, "", [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5813] <... futex resumed>) = 1 [pid 5812] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5820] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5816] <... mount resumed>) = 0 [pid 5813] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5812] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 4 [pid 5221] getdents64(3, [pid 5820] <... mmap resumed>) = 0x7f0cb3600000 [pid 5816] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5812] <... futex resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5816] <... openat resumed>) = 3 [pid 5816] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5816] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] <... futex resumed>) = 0 [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [ 85.691985][ T5813] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 85.721328][ T5816] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5221] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5222] getdents64(4, [pid 5814] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] unlink("./42/binderfs" [pid 5813] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] getdents64(4, [pid 5816] <... futex resumed>) = 1 [pid 5813] <... openat resumed>) = 5 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5816] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5222] close(4 [pid 5221] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5813] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5813] <... futex resumed>) = 1 [pid 5812] <... futex resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5816] <... openat resumed>) = 4 [pid 5813] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5812] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rmdir resumed>) = 0 [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5812] <... futex resumed>) = 0 [pid 5816] <... futex resumed>) = 1 [pid 5814] <... futex resumed>) = 0 [pid 5813] ftruncate(5, 33587187 [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, [pid 5820] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5816] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... ftruncate resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5814] <... futex resumed>) = 0 [pid 5816] <... openat resumed>) = 5 [pid 5813] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5816] <... futex resumed>) = 0 [pid 5814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5816] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5814] <... futex resumed>) = 0 [pid 5816] ftruncate(5, 33587187 [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5816] <... ftruncate resumed>) = 0 [pid 5813] <... futex resumed>) = 1 [pid 5812] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5812] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5812] <... futex resumed>) = 0 [pid 5222] rmdir("./41" [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... rmdir resumed>) = 0 [pid 5813] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5222] mkdir("./42", 0777 [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5816] <... futex resumed>) = 1 [pid 5814] <... futex resumed>) = 0 [pid 5816] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5814] <... futex resumed>) = 0 [pid 5816] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5222] ioctl(3, LOOP_CLR_FD) = 0 [pid 5222] close(3 [pid 5221] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5820] <... write resumed>) = 2097152 [pid 5221] rmdir("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5820] munmap(0x7f0cb3600000, 138412032 [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./42") = 0 [pid 5221] mkdir("./43", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5820] <... munmap resumed>) = 0 [pid 5820] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5222] <... close resumed>) = 0 [pid 5820] ioctl(4, LOOP_SET_FD, 3 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5821 attached [pid 5821] set_robust_list(0x555593f656a0, 24 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5821 [pid 5821] <... set_robust_list resumed>) = 0 [pid 5821] chdir("./42") = 0 [pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5821] setpgid(0, 0) = 0 [pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5821] write(3, "1000", 4) = 4 [pid 5821] close(3) = 0 [pid 5821] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5812] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5812] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5812] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5812] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] <... close resumed>) = 0 [pid 5821] write(1, "executing program\n", 18 [pid 5812] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5822 attached executing program => {parent_tid=[5822]}, 88) = 5822 [pid 5812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5812] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5821] <... write resumed>) = 18 [pid 5812] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5822] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5821] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5822] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5821] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5814] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5822] <... set_robust_list resumed>) = 0 [pid 5821] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5822] rt_sigprocmask(SIG_SETMASK, [], [pid 5821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5814] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5821] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5820] <... ioctl resumed>) = 0 [pid 5814] <... futex resumed>) = 0 [pid 5822] <... open resumed>) = 6 [pid 5820] close(3 [pid 5814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5821] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5820] <... close resumed>) = 0 [pid 5814] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5821] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5820] close(4 [pid 5814] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5823 attached [pid 5822] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... close resumed>) = 0 [pid 5814] <... mprotect resumed>) = 0 [pid 5820] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5814] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5823] set_robust_list(0x555593f656a0, 24 [pid 5822] <... futex resumed>) = 1 [pid 5821] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5812] <... futex resumed>) = 0 [pid 5823] <... set_robust_list resumed>) = 0 [pid 5822] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5820] <... mkdir resumed>) = 0 [pid 5814] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5812] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5823 ./strace-static-x86_64: Process 5824 attached [pid 5823] chdir("./43" [pid 5822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5812] <... futex resumed>) = 0 [pid 5824] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5823] <... chdir resumed>) = 0 [pid 5822] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5821] <... clone3 resumed> => {parent_tid=[5824]}, 88) = 5824 [pid 5812] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5825 attached [pid 5824] <... rseq resumed>) = 0 [pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5822] <... open resumed>) = 7 [pid 5820] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5825] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5824] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5823] <... prctl resumed>) = 0 [pid 5822] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] <... clone3 resumed> => {parent_tid=[5825]}, 88) = 5825 [pid 5825] <... rseq resumed>) = 0 [pid 5824] <... set_robust_list resumed>) = 0 [pid 5823] setpgid(0, 0 [pid 5821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5814] rt_sigprocmask(SIG_SETMASK, [], [pid 5825] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5824] rt_sigprocmask(SIG_SETMASK, [], [pid 5823] <... setpgid resumed>) = 0 [pid 5822] <... futex resumed>) = 1 [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] <... futex resumed>) = 0 [pid 5824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5822] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] <... futex resumed>) = 0 [pid 5812] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] memfd_create("syzkaller", 0 [pid 5823] <... openat resumed>) = 3 [pid 5822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5812] <... futex resumed>) = 0 [pid 5812] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5822] ftruncate(6, 46515 [pid 5823] write(3, "1000", 4 [pid 5824] <... memfd_create resumed>) = 3 [pid 5823] <... write resumed>) = 4 [pid 5824] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5823] close(3 [pid 5824] <... mmap resumed>) = 0x7f0cb3600000 [pid 5823] <... close resumed>) = 0 [ 85.855454][ T5820] loop2: detected capacity change from 0 to 4096 [pid 5825] <... set_robust_list resumed>) = 0 [pid 5823] symlink("/dev/binderfs", "./binderfs" [pid 5814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5823] <... symlink resumed>) = 0 executing program [pid 5823] write(1, "executing program\n", 18) = 18 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5823] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5823] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5825] rt_sigprocmask(SIG_SETMASK, [], [pid 5823] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5814] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5816] <... copy_file_range resumed>) = 393216 [pid 5825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5814] <... futex resumed>) = 0 [pid 5825] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5814] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5826 attached => {parent_tid=[5826]}, 88) = 5826 [pid 5826] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5823] rt_sigprocmask(SIG_SETMASK, [], [pid 5826] <... rseq resumed>) = 0 [pid 5823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5826] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5825] <... open resumed>) = 6 [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... futex resumed>) = 0 [pid 5816] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] <... futex resumed>) = 0 [pid 5825] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5826] <... set_robust_list resumed>) = 0 [pid 5825] <... futex resumed>) = 1 [pid 5822] <... ftruncate resumed>) = 0 [pid 5814] <... futex resumed>) = 0 [pid 5826] rt_sigprocmask(SIG_SETMASK, [], [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5816] <... futex resumed>) = 0 [pid 5814] <... futex resumed>) = 1 [pid 5826] memfd_create("syzkaller", 0 [pid 5825] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5816] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5822] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... open resumed>) = 7 [pid 5822] <... futex resumed>) = 1 [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] <... futex resumed>) = 0 [pid 5826] <... memfd_create resumed>) = 3 [pid 5816] <... futex resumed>) = 1 [pid 5814] <... futex resumed>) = 0 [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] ftruncate(6, 46515 [pid 5814] <... futex resumed>) = 0 [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5816] <... ftruncate resumed>) = 0 [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5814] <... futex resumed>) = 0 [pid 5816] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5822] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5816] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5814] <... futex resumed>) = 0 [pid 5812] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5812] <... futex resumed>) = 0 [pid 5822] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5812] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5814] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5826] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5816] <... mmap resumed>) = 0x20000000 [pid 5826] <... mmap resumed>) = 0x7f0cb3600000 [pid 5820] <... mount resumed>) = 0 [pid 5816] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5816] <... futex resumed>) = 1 [pid 5814] <... futex resumed>) = 0 [ 85.906553][ T5820] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5816] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5814] exit_group(0 [pid 5825] <... futex resumed>) = ? [pid 5820] <... openat resumed>) = 3 [pid 5816] <... futex resumed>) = ? [pid 5814] <... exit_group resumed>) = ? [pid 5825] +++ exited with 0 +++ [pid 5820] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5816] +++ exited with 0 +++ [pid 5814] +++ exited with 0 +++ [pid 5820] <... chdir resumed>) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5814, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5824] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5822] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5820] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5822] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] <... restart_syscall resumed>) = 0 [pid 5822] <... futex resumed>) = 1 [pid 5820] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] <... futex resumed>) = 0 [pid 5820] <... futex resumed>) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5822] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5820] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5819] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... copy_file_range resumed>) = 589824 [pid 5820] <... openat resumed>) = 4 [pid 5819] <... futex resumed>) = 0 [pid 5813] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5819] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5812] exit_group(0 [pid 5218] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5812] <... exit_group resumed>) = ? [pid 5218] <... openat resumed>) = 3 [pid 5218] newfstatat(3, "", [pid 5822] <... futex resumed>) = ? [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5822] +++ exited with 0 +++ [pid 5218] getdents64(3, [pid 5813] <... futex resumed>) = ? [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5820] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5820] <... futex resumed>) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5819] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] unlink("./42/binderfs" [pid 5819] <... futex resumed>) = 0 [pid 5820] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5819] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5813] +++ exited with 0 +++ [pid 5812] +++ exited with 0 +++ [pid 5218] <... unlink resumed>) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5812, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=9 /* 0.09 s */} --- [pid 5218] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5820] <... openat resumed>) = 5 [pid 5219] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5820] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5820] <... futex resumed>) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5820] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5819] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5819] <... futex resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "./41/binderfs", [pid 5820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5819] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5820] ftruncate(5, 33587187 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5820] <... ftruncate resumed>) = 0 [pid 5219] unlink("./41/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5826] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5824] <... write resumed>) = 2097152 [pid 5820] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] munmap(0x7f0cb3600000, 138412032 [pid 5820] <... futex resumed>) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5819] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5819] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5820] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5819] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] umount2("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... openat resumed>) = 4 [pid 5219] <... openat resumed>) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] newfstatat(4, "", [pid 5218] getdents64(4, [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, [pid 5218] getdents64(4, [pid 5824] <... munmap resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4 [pid 5219] getdents64(4, [pid 5218] <... close resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] rmdir("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] close(4 [pid 5218] <... rmdir resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] rmdir("\x2e\x2f\x34\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] close(3 [pid 5219] <... rmdir resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5218] rmdir("./42") = 0 [pid 5218] mkdir("./43", 0777) = 0 [pid 5219] getdents64(3, [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5219] <... close resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5824] <... openat resumed>) = 4 [pid 5219] rmdir("./41" [pid 5824] ioctl(4, LOOP_SET_FD, 3 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5219] <... rmdir resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5218] close(3 [pid 5219] mkdir("./42", 0777) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5824] <... ioctl resumed>) = 0 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5826] <... write resumed>) = 2097152 [pid 5824] close(3 [pid 5219] <... close resumed>) = 0 [pid 5824] <... close resumed>) = 0 [pid 5826] munmap(0x7f0cb3600000, 138412032 [pid 5824] close(4) = 0 [pid 5826] <... munmap resumed>) = 0 [pid 5824] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5218] <... close resumed>) = 0 [pid 5819] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5819] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5819] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} => {parent_tid=[5827]}, 88) = 5827 [pid 5819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5819] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5827 attached [pid 5827] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 5827] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5827] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5824] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [ 86.046097][ T5824] loop4: detected capacity change from 0 to 4096 [pid 5826] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5827] <... open resumed>) = 6 [pid 5827] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5819] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5827] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5827] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5819] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5827] ftruncate(6, 46515) = 0 [pid 5827] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5819] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5819] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5827] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5829 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5828 [pid 5827] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5819] <... futex resumed>) = 0 [pid 5828] set_robust_list(0x555593f656a0, 24) = 0 [pid 5828] chdir("./42" [pid 5827] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5828] <... chdir resumed>) = 0 [pid 5828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] <... ioctl resumed>) = 0 [pid 5829] set_robust_list(0x555593f656a0, 24 [pid 5828] <... prctl resumed>) = 0 [pid 5829] <... set_robust_list resumed>) = 0 [pid 5828] setpgid(0, 0) = 0 [pid 5829] chdir("./43" [pid 5828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] close(3 [pid 5829] <... chdir resumed>) = 0 [pid 5826] <... close resumed>) = 0 [pid 5829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] close(4 [pid 5829] <... prctl resumed>) = 0 [pid 5828] <... openat resumed>) = 3 [pid 5826] <... close resumed>) = 0 [pid 5829] setpgid(0, 0 [pid 5826] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5829] <... setpgid resumed>) = 0 [pid 5826] <... mkdir resumed>) = 0 [pid 5829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5828] write(3, "1000", 4 [pid 5829] <... openat resumed>) = 3 [pid 5828] <... write resumed>) = 4 [pid 5826] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5829] write(3, "1000", 4 [ 86.096929][ T5824] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [ 86.114742][ T5826] loop3: detected capacity change from 0 to 4096 [pid 5828] close(3 [pid 5829] <... write resumed>) = 4 [pid 5828] <... close resumed>) = 0 [pid 5828] symlink("/dev/binderfs", "./binderfs" [pid 5829] close(3 [pid 5828] <... symlink resumed>) = 0 [pid 5828] write(1, "executing program\n", 18 [pid 5829] <... close resumed>) = 0 [pid 5829] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5828] <... write resumed>) = 18 executing program [pid 5829] write(1, "executing program\n", 18 [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5829] <... write resumed>) = 18 [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5820] <... copy_file_range resumed>) = 458752 [pid 5828] <... futex resumed>) = 0 [pid 5820] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5829] <... futex resumed>) = 0 [pid 5828] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5820] <... futex resumed>) = 0 [pid 5829] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5828] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5820] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5828] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5829] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5824] <... mount resumed>) = 0 [pid 5819] exit_group(0 [pid 5829] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5828] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5827] <... futex resumed>) = ? [pid 5824] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5820] <... futex resumed>) = ? [pid 5819] <... exit_group resumed>) = ? [pid 5829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5828] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5827] +++ exited with 0 +++ [pid 5824] <... openat resumed>) = 3 [pid 5820] +++ exited with 0 +++ [pid 5829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5824] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5819] +++ exited with 0 +++ [pid 5829] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5828] <... mprotect resumed>) = 0 [pid 5824] <... chdir resumed>) = 0 [pid 5829] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5824] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5819, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=9 /* 0.09 s */} --- [pid 5829] <... mprotect resumed>) = 0 [pid 5824] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5829] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5830]}, 88) = 5830 [pid 5824] <... futex resumed>) = 1 [pid 5821] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5830 attached [pid 5829] rt_sigprocmask(SIG_SETMASK, [], [pid 5828] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5828] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5824] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5830] <... rseq resumed>) = 0 [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5821] <... futex resumed>) = 0 [pid 5830] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5829] <... futex resumed>) = 0 [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5831 attached [pid 5830] <... set_robust_list resumed>) = 0 [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] <... restart_syscall resumed>) = 0 [pid 5831] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5830] rt_sigprocmask(SIG_SETMASK, [], [pid 5828] <... clone3 resumed> => {parent_tid=[5831]}, 88) = 5831 [pid 5831] <... rseq resumed>) = 0 [pid 5830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5828] rt_sigprocmask(SIG_SETMASK, [], [pid 5831] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5830] memfd_create("syzkaller", 0 [pid 5828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5824] <... openat resumed>) = 4 [pid 5826] <... mount resumed>) = 0 [pid 5831] <... set_robust_list resumed>) = 0 [pid 5830] <... memfd_create resumed>) = 3 [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] rt_sigprocmask(SIG_SETMASK, [], [pid 5830] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5828] <... futex resumed>) = 0 [pid 5826] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5830] <... mmap resumed>) = 0x7f0cb3600000 [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5826] <... openat resumed>) = 3 [pid 5831] memfd_create("syzkaller", 0 [pid 5824] <... futex resumed>) = 1 [pid 5821] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5826] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5824] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5826] <... chdir resumed>) = 0 [pid 5824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5821] <... futex resumed>) = 0 [pid 5826] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5824] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5220] <... openat resumed>) = 3 [pid 5826] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(3, "", [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 86.147036][ T5826] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5826] <... futex resumed>) = 1 [pid 5831] <... memfd_create resumed>) = 3 [pid 5830] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5826] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5824] <... openat resumed>) = 5 [pid 5823] <... futex resumed>) = 0 [pid 5220] getdents64(3, [pid 5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5823] <... futex resumed>) = 0 [pid 5220] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5826] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5824] <... futex resumed>) = 1 [pid 5821] <... futex resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "./42/binderfs", [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5824] ftruncate(5, 33587187) = 0 [pid 5220] unlink("./42/binderfs" [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... unlink resumed>) = 0 [pid 5824] <... futex resumed>) = 1 [pid 5824] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5824] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5821] <... futex resumed>) = 0 [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5831] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5826] <... openat resumed>) = 4 [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5826] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] <... futex resumed>) = 0 [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... futex resumed>) = 0 [pid 5823] <... futex resumed>) = 1 [pid 5826] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5826] <... openat resumed>) = 5 [pid 5830] <... write resumed>) = 2097152 [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5830] munmap(0x7f0cb3600000, 138412032 [pid 5826] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5826] ftruncate(5, 33587187 [pid 5823] <... futex resumed>) = 0 [pid 5826] <... ftruncate resumed>) = 0 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5830] <... munmap resumed>) = 0 [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5826] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5830] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5830] ioctl(4, LOOP_SET_FD, 3 [pid 5831] <... write resumed>) = 2097152 [pid 5824] <... copy_file_range resumed>) = 393216 [pid 5220] <... umount2 resumed>) = 0 [pid 5831] munmap(0x7f0cb3600000, 138412032 [pid 5220] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5830] <... ioctl resumed>) = 0 [pid 5831] <... munmap resumed>) = 0 [pid 5826] <... copy_file_range resumed>) = 393216 [pid 5824] <... futex resumed>) = 1 [pid 5821] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5831] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5824] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5831] <... openat resumed>) = 4 [pid 5830] close(3 [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] <... open resumed>) = 6 [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=38000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5830] <... close resumed>) = 0 [pid 5826] <... futex resumed>) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5830] close(4 [pid 5826] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] ioctl(4, LOOP_SET_FD, 3 [pid 5826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] <... futex resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5826] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5830] <... close resumed>) = 0 [pid 5830] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5830] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5826] <... open resumed>) = 6 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] <... futex resumed>) = 1 [pid 5821] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 4 [pid 5823] <... futex resumed>) = 0 [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... futex resumed>) = 1 [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] <... futex resumed>) = 0 [pid 5826] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5823] <... futex resumed>) = 0 [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5831] <... ioctl resumed>) = 0 [pid 5826] <... open resumed>) = 7 [pid 5824] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5220] newfstatat(4, "", [pid 5831] close(3 [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] <... close resumed>) = 0 [pid 5826] <... futex resumed>) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 86.286732][ T5830] loop0: detected capacity change from 0 to 4096 [ 86.321005][ T5831] loop1: detected capacity change from 0 to 4096 [pid 5831] close(4 [pid 5826] ftruncate(6, 46515 [pid 5824] <... open resumed>) = 7 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... ftruncate resumed>) = 0 [pid 5220] getdents64(4, [pid 5831] <... close resumed>) = 0 [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5826] <... futex resumed>) = 1 [pid 5824] <... futex resumed>) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5824] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5831] <... mkdir resumed>) = 0 [pid 5823] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5823] <... futex resumed>) = 0 [pid 5220] close(4 [pid 5823] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... close resumed>) = 0 [pid 5826] <... mmap resumed>) = 0x20000000 [pid 5821] <... futex resumed>) = 0 [pid 5831] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5826] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] rmdir("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5824] <... futex resumed>) = 0 [pid 5821] <... futex resumed>) = 1 [pid 5220] <... rmdir resumed>) = 0 [pid 5826] <... futex resumed>) = 1 [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5826] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] <... futex resumed>) = 0 [pid 5824] ftruncate(6, 46515 [pid 5823] exit_group(0 [pid 5220] getdents64(3, [pid 5826] <... futex resumed>) = ? [pid 5824] <... ftruncate resumed>) = 0 [pid 5823] <... exit_group resumed>) = ? [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5826] +++ exited with 0 +++ [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] close(3 [pid 5824] <... futex resumed>) = 1 [pid 5823] +++ exited with 0 +++ [pid 5821] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5824] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] rmdir("./42") = 0 [pid 5220] mkdir("./43", 0777) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3 [pid 5821] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5823, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5821] <... futex resumed>) = 1 [pid 5824] <... futex resumed>) = 0 [pid 5824] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5821] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5824] <... mmap resumed>) = 0x20000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5824] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5821] <... futex resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5824] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5821] exit_group(0 [pid 5221] newfstatat(3, "", [pid 5220] <... close resumed>) = 0 [pid 5824] <... futex resumed>) = ? [pid 5821] <... exit_group resumed>) = ? [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, [pid 5824] +++ exited with 0 +++ [pid 5821] +++ exited with 0 +++ [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5821, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5221] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./43/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5830] <... mount resumed>) = 0 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5830] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5830] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 ./strace-static-x86_64: Process 5832 attached [pid 5830] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5830] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5829] <... futex resumed>) = 0 [pid 5830] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 86.338306][ T5830] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [ 86.366999][ T5831] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5832] set_robust_list(0x555593f656a0, 24 [pid 5830] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5829] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5832] <... set_robust_list resumed>) = 0 [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... openat resumed>) = 3 [pid 5832] chdir("./43" [pid 5222] newfstatat(3, "", [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5832 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5832] <... chdir resumed>) = 0 [pid 5832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] getdents64(3, [pid 5832] <... prctl resumed>) = 0 [pid 5832] setpgid(0, 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5832] <... setpgid resumed>) = 0 [pid 5222] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5830] <... openat resumed>) = 4 [pid 5832] write(3, "1000", 4 [pid 5222] unlink("./42/binderfs" [pid 5221] <... umount2 resumed>) = 0 [pid 5832] <... write resumed>) = 4 [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] close(3 [pid 5831] <... mount resumed>) = 0 [pid 5830] <... futex resumed>) = 1 [pid 5829] <... futex resumed>) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5832] <... close resumed>) = 0 [pid 5831] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5830] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5829] <... futex resumed>) = 0 [pid 5832] symlink("/dev/binderfs", "./binderfs"executing program [pid 5830] <... openat resumed>) = 5 [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5832] <... symlink resumed>) = 0 [pid 5831] <... openat resumed>) = 3 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5832] write(1, "executing program\n", 18) = 18 [pid 5221] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5831] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5832] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5831] <... chdir resumed>) = 0 [pid 5830] <... futex resumed>) = 1 [pid 5829] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5832] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5831] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5830] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... openat resumed>) = 4 [pid 5832] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5831] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5829] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5221] newfstatat(4, "", [pid 5832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5830] ftruncate(5, 33587187 [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] <... ftruncate resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(4, [pid 5832] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5831] <... futex resumed>) = 1 [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5832] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5831] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5830] <... futex resumed>) = 1 [pid 5829] <... futex resumed>) = 0 [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] getdents64(4, [pid 5832] <... mprotect resumed>) = 0 [pid 5830] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5832] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5829] <... futex resumed>) = 0 [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(4, "", [pid 5221] close(4 [pid 5832] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5831] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5830] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... close resumed>) = 0 [pid 5832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, [pid 5221] rmdir("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38"./strace-static-x86_64: Process 5833 attached [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] <... rmdir resumed>) = 0 [pid 5833] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5832] <... clone3 resumed> => {parent_tid=[5833]}, 88) = 5833 [pid 5831] <... openat resumed>) = 4 [pid 5222] getdents64(4, [pid 5833] <... rseq resumed>) = 0 [pid 5832] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] getdents64(3, [pid 5832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [pid 5833] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5832] <... futex resumed>) = 0 [pid 5222] close(4 [pid 5221] <... close resumed>) = 0 [pid 5833] <... set_robust_list resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5221] rmdir("./43" [pid 5833] rt_sigprocmask(SIG_SETMASK, [], [pid 5831] <... futex resumed>) = 1 [pid 5828] <... futex resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5831] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rmdir resumed>) = 0 [pid 5828] <... futex resumed>) = 0 [pid 5221] mkdir("./44", 0777 [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5833] memfd_create("syzkaller", 0 [pid 5831] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] <... rmdir resumed>) = 0 [pid 5831] <... openat resumed>) = 5 [pid 5221] <... openat resumed>) = 3 [pid 5833] <... memfd_create resumed>) = 3 [pid 5222] getdents64(3, [pid 5833] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5222] close(3 [pid 5221] <... ioctl resumed>) = 0 [pid 5833] <... mmap resumed>) = 0x7f0cb3600000 [pid 5222] <... close resumed>) = 0 [pid 5221] close(3 [pid 5222] rmdir("./42" [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rmdir resumed>) = 0 [pid 5222] mkdir("./43", 0777) = 0 [pid 5831] <... futex resumed>) = 1 [pid 5828] <... futex resumed>) = 0 [pid 5831] ftruncate(5, 33587187 [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5831] <... ftruncate resumed>) = 0 [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5222] ioctl(3, LOOP_CLR_FD) = 0 [pid 5222] close(3 [pid 5831] <... futex resumed>) = 1 [pid 5828] <... futex resumed>) = 0 [pid 5831] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5828] <... futex resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5831] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0./strace-static-x86_64: Process 5834 attached [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5834 [pid 5829] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5834] set_robust_list(0x555593f656a0, 24 [pid 5830] <... copy_file_range resumed>) = 393216 [pid 5829] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5829] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] <... close resumed>) = 0 [pid 5834] <... set_robust_list resumed>) = 0 [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5829] <... mprotect resumed>) = 0 [pid 5834] chdir("./44" [pid 5830] <... futex resumed>) = 0 [pid 5829] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5834] <... chdir resumed>) = 0 [pid 5834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5830] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5829] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5834] <... prctl resumed>) = 0 [pid 5829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5834] setpgid(0, 0./strace-static-x86_64: Process 5835 attached ) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5835] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5835] <... rseq resumed>) = 0 [pid 5835] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5836 attached [pid 5835] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] <... openat resumed>) = 3 [pid 5834] write(3, "1000", 4 [pid 5836] set_robust_list(0x555593f656a0, 24 [pid 5834] <... write resumed>) = 4 [pid 5833] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5829] <... clone3 resumed> => {parent_tid=[5835]}, 88) = 5835 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5836 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5834] close(3) = 0 [pid 5829] rt_sigprocmask(SIG_SETMASK, [], [pid 5834] symlink("/dev/binderfs", "./binderfs" [pid 5829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5834] <... symlink resumed>) = 0 [pid 5834] write(1, "executing program\n", 18 [pid 5836] chdir("./43" [pid 5829] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5829] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5836] <... chdir resumed>) = 0 [pid 5835] <... futex resumed>) = 0 [pid 5834] <... write resumed>) = 18 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] <... prctl resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5836] setpgid(0, 0 [pid 5835] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5834] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5836] <... setpgid resumed>) = 0 [pid 5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5834] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5828] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5836] <... openat resumed>) = 3 [pid 5828] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5828] <... futex resumed>) = 0 [pid 5828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5828] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5836] write(3, "1000", 4 [pid 5835] <... open resumed>) = 6 [pid 5834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5828] <... mprotect resumed>) = 0 [pid 5836] <... write resumed>) = 4 [pid 5834] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5836] close(3 [pid 5834] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5836] <... close resumed>) = 0 [pid 5836] symlink("/dev/binderfs", "./binderfs" [pid 5834] <... mprotect resumed>) = 0 [pid 5828] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5836] <... symlink resumed>) = 0 [pid 5835] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5828] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5835] <... futex resumed>) = 1 [pid 5834] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5831] <... copy_file_range resumed>) = 393216 [pid 5829] <... futex resumed>) = 0 [pid 5828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5837 attached [pid 5836] write(1, "executing program\n", 18 [pid 5835] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 5830] <... futex resumed>) = 0 [pid 5829] <... futex resumed>) = 1 [pid 5828] <... clone3 resumed> => {parent_tid=[5837]}, 88) = 5837 [pid 5836] <... write resumed>) = 18 [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5828] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5838 attached [pid 5837] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] <... futex resumed>) = 0 [pid 5830] <... open resumed>) = 7 [pid 5828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5837] <... rseq resumed>) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5834] <... clone3 resumed> => {parent_tid=[5838]}, 88) = 5838 [pid 5831] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... rseq resumed>) = 0 [pid 5837] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5836] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5834] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5830] <... futex resumed>) = 1 [pid 5829] <... futex resumed>) = 0 [pid 5828] <... futex resumed>) = 0 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5837] rt_sigprocmask(SIG_SETMASK, [], [pid 5836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] rt_sigprocmask(SIG_SETMASK, [], [pid 5837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5829] <... futex resumed>) = 0 [pid 5838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5837] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5830] ftruncate(6, 46515 [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] memfd_create("syzkaller", 0 [pid 5837] <... open resumed>) = 6 [pid 5836] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5833] <... write resumed>) = 2097152 [pid 5830] <... ftruncate resumed>) = 0 [pid 5836] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5833] munmap(0x7f0cb3600000, 138412032 [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5829] <... futex resumed>) = 0 [pid 5829] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5829] <... futex resumed>) = 0 [pid 5836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5829] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... memfd_create resumed>) = 3 [pid 5837] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5837] <... futex resumed>) = 1 [pid 5833] <... munmap resumed>) = 0 [pid 5828] <... futex resumed>) = 0 [pid 5838] <... mmap resumed>) = 0x7f0cb3600000 [pid 5837] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5830] <... mmap resumed>) = 0x20000000 [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5831] <... futex resumed>) = 0 [pid 5830] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] <... futex resumed>) = 1 [pid 5831] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5830] <... futex resumed>) = 1 [pid 5829] <... futex resumed>) = 0 [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5831] <... open resumed>) = 7 [pid 5830] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5829] exit_group(0 [pid 5835] <... futex resumed>) = ? [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] <... futex resumed>) = ? [pid 5829] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5839 attached [pid 5835] +++ exited with 0 +++ [pid 5833] <... openat resumed>) = 4 [pid 5831] <... futex resumed>) = 1 [pid 5830] +++ exited with 0 +++ [pid 5829] +++ exited with 0 +++ [pid 5828] <... futex resumed>) = 0 [pid 5839] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5836] <... clone3 resumed> => {parent_tid=[5839]}, 88) = 5839 [pid 5833] ioctl(4, LOOP_SET_FD, 3 [pid 5831] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... rseq resumed>) = 0 [pid 5836] rt_sigprocmask(SIG_SETMASK, [], [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5828] <... futex resumed>) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5829, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5839] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5831] ftruncate(6, 46515 [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... set_robust_list resumed>) = 0 [pid 5831] <... ftruncate resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] rt_sigprocmask(SIG_SETMASK, [], [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5831] <... futex resumed>) = 1 [pid 5828] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5839] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5831] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5828] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(3, "", [pid 5831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5828] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5831] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5828] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] getdents64(3, [pid 5838] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5833] <... ioctl resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] close(3 [pid 5218] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... futex resumed>) = 0 [pid 5836] <... futex resumed>) = 1 [pid 5833] <... close resumed>) = 0 [pid 5831] <... mmap resumed>) = 0x20000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] memfd_create("syzkaller", 0 [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5833] close(4 [pid 5218] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5833] <... close resumed>) = 0 [pid 5831] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5831] <... futex resumed>) = 1 [pid 5828] <... futex resumed>) = 0 [pid 5218] unlink("./43/binderfs" [pid 5831] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5828] exit_group(0 [pid 5218] <... unlink resumed>) = 0 [pid 5837] <... futex resumed>) = ? [pid 5831] <... futex resumed>) = ? [pid 5828] <... exit_group resumed>) = ? [pid 5218] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... memfd_create resumed>) = 3 [pid 5837] +++ exited with 0 +++ [pid 5833] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5831] +++ exited with 0 +++ [pid 5828] +++ exited with 0 +++ [pid 5839] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5833] <... mkdir resumed>) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5828, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5219] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5833] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5219] <... openat resumed>) = 3 [pid 5838] <... write resumed>) = 2097152 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] munmap(0x7f0cb3600000, 138412032 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./42/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... munmap resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5838] ioctl(4, LOOP_SET_FD, 3 [pid 5218] <... umount2 resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5838] <... ioctl resumed>) = 0 [pid 5218] close(4) = 0 [ 86.626534][ T5833] loop2: detected capacity change from 0 to 4096 [ 86.665903][ T5833] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5218] rmdir("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5218] rmdir("./43") = 0 [pid 5218] mkdir("./44", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5838] close(3) = 0 [pid 5838] close(4 [pid 5218] close(3 [pid 5838] <... close resumed>) = 0 [pid 5838] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5839] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5838] <... mkdir resumed>) = 0 [pid 5838] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5218] <... close resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5840 attached [ 86.693518][ T5838] loop3: detected capacity change from 0 to 4096 [pid 5839] <... write resumed>) = 2097152 [pid 5839] munmap(0x7f0cb3600000, 138412032 [pid 5840] set_robust_list(0x555593f656a0, 24 [pid 5839] <... munmap resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5840 [pid 5840] <... set_robust_list resumed>) = 0 [pid 5840] chdir("./44") = 0 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5840] setpgid(0, 0) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5839] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5833] <... mount resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5833] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] write(3, "1000", 4 [pid 5839] <... openat resumed>) = 4 [pid 5833] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5840] <... write resumed>) = 4 [pid 5839] ioctl(4, LOOP_SET_FD, 3 [pid 5833] <... chdir resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] close(3 [pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] <... close resumed>) = 0 [pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] symlink("/dev/binderfs", "./binderfs" [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... symlink resumed>) = 0 [pid 5833] <... futex resumed>) = 1 executing program [pid 5840] write(1, "executing program\n", 18 [pid 5833] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] <... write resumed>) = 18 [pid 5840] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5832] <... futex resumed>) = 0 [pid 5840] <... futex resumed>) = 0 [pid 5839] <... ioctl resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... openat resumed>) = 4 [pid 5840] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5839] close(3 [pid 5833] <... futex resumed>) = 0 [pid 5832] <... futex resumed>) = 1 [pid 5219] newfstatat(4, "", [pid 5840] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5833] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] <... close resumed>) = 0 [pid 5833] <... openat resumed>) = 4 [pid 5219] getdents64(4, [pid 5840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] close(4 [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... close resumed>) = 0 [pid 5833] <... futex resumed>) = 1 [pid 5832] <... futex resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(4, [pid 5839] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5832] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x34\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3 [pid 5839] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5219] <... close resumed>) = 0 [pid 5219] rmdir("./42" [pid 5833] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5840] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5219] <... rmdir resumed>) = 0 [pid 5219] mkdir("./43", 0777 [pid 5840] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5833] <... openat resumed>) = 5 [pid 5840] <... mprotect resumed>) = 0 [pid 5838] <... mount resumed>) = 0 [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... mkdir resumed>) = 0 [pid 5840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5833] <... futex resumed>) = 1 [pid 5840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5833] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5838] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5840] <... clone3 resumed> => {parent_tid=[5841]}, 88) = 5841 [pid 5838] <... openat resumed>) = 3 [pid 5840] rt_sigprocmask(SIG_SETMASK, [], [pid 5838] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... chdir resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] <... futex resumed>) = 0 [pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5838] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [ 86.740895][ T5838] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [ 86.776395][ T5839] loop4: detected capacity change from 0 to 4096 [pid 5832] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5841 attached [pid 5834] <... futex resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5841] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... futex resumed>) = 0 [pid 5832] <... futex resumed>) = 1 [pid 5219] <... openat resumed>) = 3 [pid 5841] <... rseq resumed>) = 0 [pid 5838] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = 1 [pid 5833] ftruncate(5, 33587187 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5841] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5838] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5833] <... ftruncate resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5838] <... openat resumed>) = 4 [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] close(3 [pid 5841] rt_sigprocmask(SIG_SETMASK, [], [pid 5833] <... futex resumed>) = 1 [pid 5832] <... futex resumed>) = 0 [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5833] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5834] <... futex resumed>) = 0 [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5834] <... futex resumed>) = 0 [pid 5838] <... openat resumed>) = 5 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5834] <... futex resumed>) = 0 [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] ftruncate(5, 33587187 [pid 5841] memfd_create("syzkaller", 0 [pid 5838] <... ftruncate resumed>) = 0 [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... memfd_create resumed>) = 3 [pid 5838] <... futex resumed>) = 1 [pid 5834] <... futex resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... mmap resumed>) = 0x7f0cb3600000 [pid 5838] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5834] <... futex resumed>) = 0 [pid 5833] <... futex resumed>) = 0 [pid 5832] <... futex resumed>) = 1 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5833] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... close resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5842 attached , child_tidptr=0x555593f65690) = 5842 [pid 5842] set_robust_list(0x555593f656a0, 24) = 0 [ 86.818036][ T5839] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5842] chdir("./43") = 0 [pid 5839] <... mount resumed>) = 0 [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5839] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5842] setpgid(0, 0 [pid 5839] <... openat resumed>) = 3 [pid 5842] <... setpgid resumed>) = 0 [pid 5839] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... chdir resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5839] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] write(3, "1000", 4 [pid 5839] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... write resumed>) = 4 [pid 5842] close(3) = 0 [pid 5842] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5842] write(1, "executing program\n", 18executing program ) = 18 [pid 5842] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5839] <... futex resumed>) = 1 [pid 5836] <... futex resumed>) = 0 [pid 5842] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5839] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5836] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5834] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5842] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5834] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5842] <... mprotect resumed>) = 0 [pid 5839] <... openat resumed>) = 4 [pid 5838] <... copy_file_range resumed>) = 393216 [pid 5834] <... mprotect resumed>) = 0 [pid 5834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5843 attached [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5834] <... clone3 resumed> => {parent_tid=[5843]}, 88) = 5843 [pid 5832] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5843] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] rt_sigprocmask(SIG_SETMASK, [], [pid 5832] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... rseq resumed>) = 0 [pid 5842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5839] <... futex resumed>) = 1 [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] <... futex resumed>) = 0 [pid 5834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5832] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5844 attached [pid 5843] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5838] <... futex resumed>) = 0 [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] <... clone3 resumed> => {parent_tid=[5844]}, 88) = 5844 [pid 5839] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5838] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5832] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5844] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5832] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5832] <... mprotect resumed>) = 0 [pid 5844] <... rseq resumed>) = 0 [pid 5843] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... openat resumed>) = 5 [pid 5832] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5842] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... open resumed>) = 6 [pid 5844] <... set_robust_list resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5832] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] rt_sigprocmask(SIG_SETMASK, [], [pid 5832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] <... clone3 resumed> => {parent_tid=[5845]}, 88) = 5845 [pid 5844] memfd_create("syzkaller", 0 [pid 5843] <... futex resumed>) = 1 [pid 5839] <... futex resumed>) = 1 [pid 5836] <... futex resumed>) = 0 [pid 5834] <... futex resumed>) = 0 [pid 5832] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5845 attached [pid 5844] <... memfd_create resumed>) = 3 [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] ftruncate(5, 33587187 [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] <... futex resumed>) = 1 [pid 5832] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] <... futex resumed>) = 0 [pid 5839] <... ftruncate resumed>) = 0 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5833] <... copy_file_range resumed>) = 393216 [pid 5844] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5832] <... futex resumed>) = 0 [pid 5845] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... futex resumed>) = 0 [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5832] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] <... rseq resumed>) = 0 [pid 5844] <... mmap resumed>) = 0x7f0cb3600000 [pid 5839] <... futex resumed>) = 0 [pid 5838] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5839] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] <... futex resumed>) = 1 [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = 0 [pid 5845] <... set_robust_list resumed>) = 0 [pid 5839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] <... futex resumed>) = 0 [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... futex resumed>) = 0 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] ftruncate(6, 46515 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5838] <... ftruncate resumed>) = 0 [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5834] <... futex resumed>) = 0 [pid 5838] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5834] <... futex resumed>) = 0 [pid 5834] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5845] <... open resumed>) = 6 [pid 5833] <... futex resumed>) = 0 [pid 5833] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] <... mmap resumed>) = 0x20000000 [pid 5845] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5832] <... futex resumed>) = 0 [pid 5845] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... futex resumed>) = 0 [pid 5832] <... futex resumed>) = 1 [pid 5833] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5833] <... futex resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] ftruncate(6, 46515 [pid 5832] <... futex resumed>) = 0 [pid 5838] <... futex resumed>) = 1 [pid 5834] <... futex resumed>) = 0 [pid 5833] <... ftruncate resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5838] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] exit_group(0 [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5843] <... futex resumed>) = ? [pid 5838] <... futex resumed>) = ? [pid 5834] <... exit_group resumed>) = ? [pid 5833] <... futex resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] +++ exited with 0 +++ [pid 5838] +++ exited with 0 +++ [pid 5834] +++ exited with 0 +++ [pid 5833] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5832] <... futex resumed>) = 0 [pid 5832] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5834, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5833] <... mmap resumed>) = 0x20000000 [pid 5833] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5832] <... futex resumed>) = 0 [pid 5221] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5832] exit_group(0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5845] <... futex resumed>) = ? [pid 5832] <... exit_group resumed>) = ? [pid 5221] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5845] +++ exited with 0 +++ [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./44/binderfs" [pid 5841] <... write resumed>) = 2097152 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5833] +++ exited with 0 +++ [pid 5832] +++ exited with 0 +++ [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5832, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5841] munmap(0x7f0cb3600000, 138412032 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5220] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./43/binderfs" [pid 5836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] <... unlink resumed>) = 0 [pid 5841] <... munmap resumed>) = 0 [pid 5836] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5836] <... futex resumed>) = 0 [pid 5844] <... write resumed>) = 2097152 [pid 5839] <... copy_file_range resumed>) = 393216 [pid 5844] munmap(0x7f0cb3600000, 138412032 [pid 5841] <... openat resumed>) = 4 [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] ioctl(4, LOOP_SET_FD, 3 [pid 5839] <... futex resumed>) = 0 [pid 5836] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5839] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5220] <... umount2 resumed>) = 0 [pid 5844] <... munmap resumed>) = 0 [pid 5841] <... ioctl resumed>) = 0 [pid 5836] <... mprotect resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5844] <... openat resumed>) = 4 [pid 5836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] ioctl(4, LOOP_SET_FD, 3 [pid 5841] close(3 [pid 5836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5221] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5846 attached ) = -1 EINVAL (Invalid argument) [pid 5220] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... rseq resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5846] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5846] <... set_robust_list resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5846] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5846] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... openat resumed>) = 4 [pid 5220] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, [pid 5844] <... ioctl resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5836] <... clone3 resumed> => {parent_tid=[5846]}, 88) = 5846 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5841] close(4 [pid 5836] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] close(4 [pid 5841] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5836] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5846] <... futex resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5836] <... futex resumed>) = 1 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] close(4 [pid 5846] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5844] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5841] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5836] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... openat resumed>) = 4 [pid 5220] <... close resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5221] newfstatat(4, "", [pid 5846] <... open resumed>) = 6 [pid 5220] rmdir("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5844] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [ 87.028166][ T5841] loop0: detected capacity change from 0 to 4096 [ 87.047149][ T5844] loop1: detected capacity change from 0 to 4096 [ 87.068510][ T5841] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5221] rmdir("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] <... rmdir resumed>) = 0 [pid 5846] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rmdir resumed>) = 0 [pid 5220] getdents64(3, [pid 5846] <... futex resumed>) = 1 [pid 5836] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] close(3 [pid 5846] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] <... futex resumed>) = 1 [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("./43" [pid 5839] <... futex resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5839] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5220] mkdir("./44", 0777 [pid 5839] <... open resumed>) = 7 [pid 5220] <... mkdir resumed>) = 0 [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5839] <... futex resumed>) = 1 [pid 5836] <... futex resumed>) = 0 [pid 5221] getdents64(3, [pid 5220] <... openat resumed>) = 3 [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5836] <... futex resumed>) = 0 [pid 5220] <... ioctl resumed>) = 0 [pid 5839] ftruncate(6, 46515 [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3 [pid 5839] <... ftruncate resumed>) = 0 [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(3 [pid 5839] <... futex resumed>) = 1 [pid 5221] <... close resumed>) = 0 [pid 5836] <... futex resumed>) = 0 [pid 5839] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5836] <... futex resumed>) = 0 [pid 5221] rmdir("./44" [pid 5839] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5836] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... rmdir resumed>) = 0 [pid 5839] <... mmap resumed>) = 0x20000000 [pid 5221] mkdir("./45", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5839] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] <... futex resumed>) = 1 [pid 5836] <... futex resumed>) = 0 [pid 5221] close(3 [pid 5839] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5836] exit_group(0 [pid 5846] <... futex resumed>) = ? [pid 5836] <... exit_group resumed>) = ? [pid 5846] +++ exited with 0 +++ [pid 5839] <... futex resumed>) = ? [pid 5839] +++ exited with 0 +++ [pid 5836] +++ exited with 0 +++ [pid 5221] <... close resumed>) = 0 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=8 /* 0.08 s */} --- [pid 5222] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5222] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] <... close resumed>) = 0 [pid 5222] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5222] <... openat resumed>) = 3 [ 87.082849][ T5844] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5848 attached ./strace-static-x86_64: Process 5847 attached [pid 5222] newfstatat(3, "", [pid 5847] set_robust_list(0x555593f656a0, 24 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5847 [pid 5847] <... set_robust_list resumed>) = 0 [pid 5222] getdents64(3, [pid 5848] set_robust_list(0x555593f656a0, 24 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5848 [pid 5848] <... set_robust_list resumed>) = 0 [pid 5222] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5848] chdir("./45" [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5848] <... chdir resumed>) = 0 [pid 5847] chdir("./44" [pid 5222] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] <... chdir resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... prctl resumed>) = 0 [pid 5848] setpgid(0, 0 [pid 5222] unlink("./43/binderfs" [pid 5848] <... setpgid resumed>) = 0 [pid 5847] <... prctl resumed>) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] setpgid(0, 0 [pid 5222] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5847] <... setpgid resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] write(3, "1000", 4 [pid 5847] <... openat resumed>) = 3 [pid 5841] <... mount resumed>) = 0 [pid 5848] <... write resumed>) = 4 [pid 5847] write(3, "1000", 4 [pid 5841] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5847] <... write resumed>) = 4 [pid 5844] <... mount resumed>) = 0 [pid 5847] close(3) = 0 [pid 5848] close(3 [pid 5847] symlink("/dev/binderfs", "./binderfs" [pid 5844] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5841] <... openat resumed>) = 3 [pid 5848] <... close resumed>) = 0 [pid 5847] <... symlink resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5841] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f"executing program executing program [pid 5848] symlink("/dev/binderfs", "./binderfs" [pid 5847] write(1, "executing program\n", 18 [pid 5844] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5841] <... chdir resumed>) = 0 [pid 5848] <... symlink resumed>) = 0 [pid 5847] <... write resumed>) = 18 [pid 5844] <... chdir resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5841] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] write(1, "executing program\n", 18 [pid 5847] <... futex resumed>) = 0 [pid 5844] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... write resumed>) = 18 [pid 5847] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5841] <... futex resumed>) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5848] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5844] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... futex resumed>) = 0 [pid 5847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5844] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5844] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5842] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5840] <... futex resumed>) = 0 [pid 5848] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5842] <... futex resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5847] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5842] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5848] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5848] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5849 attached => {parent_tid=[5849]}, 88) = 5849 [pid 5848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5848] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5848] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = 0 [pid 5849] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5849] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5849] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5841] <... openat resumed>) = 4 [pid 5849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5844] <... openat resumed>) = 4 [pid 5841] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5222] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5850 attached [pid 5844] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5849] memfd_create("syzkaller", 0 [pid 5847] <... clone3 resumed> => {parent_tid=[5850]}, 88) = 5850 [pid 5844] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5841] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5850] <... rseq resumed>) = 0 [pid 5847] rt_sigprocmask(SIG_SETMASK, [], [pid 5842] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5850] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... set_robust_list resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5850] rt_sigprocmask(SIG_SETMASK, [], [pid 5849] <... memfd_create resumed>) = 3 [pid 5847] <... futex resumed>) = 0 [pid 5844] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5849] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5844] <... openat resumed>) = 5 [pid 5841] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5849] <... mmap resumed>) = 0x7f0cb3600000 [pid 5844] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... openat resumed>) = 5 [pid 5850] memfd_create("syzkaller", 0 [pid 5222] <... openat resumed>) = 4 [pid 5850] <... memfd_create resumed>) = 3 [pid 5222] newfstatat(4, "", [pid 5850] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, [pid 5844] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5850] <... mmap resumed>) = 0x7f0cb3600000 [pid 5222] getdents64(4, [pid 5842] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] ftruncate(5, 33587187 [pid 5842] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = 1 [pid 5844] <... ftruncate resumed>) = 0 [pid 5842] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5844] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5840] <... futex resumed>) = 0 [pid 5844] <... futex resumed>) = 1 [pid 5842] <... futex resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(4 [pid 5840] <... futex resumed>) = 1 [pid 5222] <... close resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] rmdir("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5844] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5842] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5841] ftruncate(5, 33587187 [pid 5222] <... rmdir resumed>) = 0 [pid 5842] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5841] <... ftruncate resumed>) = 0 [pid 5222] getdents64(3, [pid 5841] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5840] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(3 [pid 5849] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5841] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5840] <... futex resumed>) = 0 [pid 5850] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5840] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("./43") = 0 [pid 5222] mkdir("./44", 0777) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5222] ioctl(3, LOOP_CLR_FD) = 0 [pid 5222] close(3 [pid 5849] <... write resumed>) = 2097152 [pid 5842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... close resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5851 attached [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5851 [pid 5851] set_robust_list(0x555593f656a0, 24 [pid 5842] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5842] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5851] chdir("./44" [pid 5842] <... mprotect resumed>) = 0 [pid 5851] <... chdir resumed>) = 0 [pid 5849] munmap(0x7f0cb3600000, 138412032 [pid 5842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] <... munmap resumed>) = 0 [pid 5842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] <... prctl resumed>) = 0 [pid 5851] setpgid(0, 0 [pid 5842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5852 attached [pid 5851] <... setpgid resumed>) = 0 [pid 5852] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] <... clone3 resumed> => {parent_tid=[5852]}, 88) = 5852 [pid 5842] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... rseq resumed>) = 0 [pid 5842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5851] <... openat resumed>) = 3 [pid 5842] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5851] write(3, "1000", 4 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5842] <... futex resumed>) = 0 [pid 5852] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... write resumed>) = 4 [pid 5849] <... openat resumed>) = 4 [pid 5842] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5849] ioctl(4, LOOP_SET_FD, 3executing program [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] close(3 [pid 5850] <... write resumed>) = 2097152 [pid 5840] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5851] <... close resumed>) = 0 [pid 5850] munmap(0x7f0cb3600000, 138412032 [pid 5840] <... futex resumed>) = 0 [pid 5851] symlink("/dev/binderfs", "./binderfs" [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] <... symlink resumed>) = 0 [pid 5851] write(1, "executing program\n", 18 [pid 5840] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5851] <... write resumed>) = 18 [pid 5850] <... munmap resumed>) = 0 [pid 5840] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5851] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... mprotect resumed>) = 0 [pid 5851] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5850] <... openat resumed>) = 4 [pid 5840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5851] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5850] ioctl(4, LOOP_SET_FD, 3 [pid 5840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5853 attached ) = 0x7f0cbbb0b000 [pid 5840] <... clone3 resumed> => {parent_tid=[5853]}, 88) = 5853 [pid 5849] <... ioctl resumed>) = 0 [pid 5849] close(3) = 0 [pid 5849] close(4) = 0 [pid 5849] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5849] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5851] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5851] <... mprotect resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5840] <... futex resumed>) = 0 [pid 5853] <... rseq resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5852] <... open resumed>) = 6 [pid 5851] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] <... ioctl resumed>) = 0 [pid 5853] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] close(3 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... futex resumed>) = 1 [pid 5851] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5850] <... close resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5853] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5852] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5850] close(4 [pid 5842] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5854 attached [pid 5852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5850] <... close resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5854] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5853] <... open resumed>) = 6 [pid 5852] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5851] <... clone3 resumed> => {parent_tid=[5854]}, 88) = 5854 [pid 5850] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5842] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... rseq resumed>) = 0 [pid 5854] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5853] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... open resumed>) = 7 [pid 5851] rt_sigprocmask(SIG_SETMASK, [], [pid 5850] <... mkdir resumed>) = 0 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] <... futex resumed>) = 1 [pid 5851] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] <... futex resumed>) = 0 [pid 5851] <... futex resumed>) = 0 [pid 5854] memfd_create("syzkaller", 0 [pid 5852] ftruncate(6, 46515 [pid 5851] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5842] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... ftruncate resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [ 87.312897][ T5849] loop3: detected capacity change from 0 to 4096 [ 87.334527][ T5850] loop2: detected capacity change from 0 to 4096 [ 87.345444][ T5849] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5853] <... futex resumed>) = 1 [pid 5854] <... memfd_create resumed>) = 3 [pid 5852] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] <... futex resumed>) = 0 [pid 5854] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5853] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5852] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... mmap resumed>) = 0x7f0cb3600000 [pid 5852] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... futex resumed>) = 0 [pid 5852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5842] <... futex resumed>) = 0 [pid 5852] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5842] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5840] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] <... open resumed>) = 7 [pid 5853] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5853] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] <... futex resumed>) = 0 [pid 5853] ftruncate(6, 46515 [pid 5840] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] <... ftruncate resumed>) = 0 [pid 5853] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5840] <... futex resumed>) = 0 [pid 5840] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5844] <... copy_file_range resumed>) = 589824 [pid 5853] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5852] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... futex resumed>) = 1 [pid 5844] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5844] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] exit_group(0 [pid 5844] <... futex resumed>) = ? [pid 5842] <... exit_group resumed>) = ? [pid 5844] +++ exited with 0 +++ [pid 5852] +++ exited with 0 +++ [pid 5842] +++ exited with 0 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [ 87.376809][ T5850] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5219] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5219] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5850] <... mount resumed>) = 0 [pid 5849] <... mount resumed>) = 0 [pid 5219] getdents64(3, [pid 5841] <... copy_file_range resumed>) = 720896 [pid 5841] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5853] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5850] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5849] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5841] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5850] <... openat resumed>) = 3 [pid 5841] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5849] <... openat resumed>) = 3 [pid 5854] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5853] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5849] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5219] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... chdir resumed>) = 0 [pid 5853] <... futex resumed>) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5849] <... chdir resumed>) = 0 [pid 5840] exit_group(0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] <... futex resumed>) = ? [pid 5840] <... exit_group resumed>) = ? [pid 5219] newfstatat(AT_FDCWD, "./43/binderfs", [pid 5849] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] +++ exited with 0 +++ [pid 5219] unlink("./43/binderfs" [pid 5849] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... unlink resumed>) = 0 [pid 5849] <... futex resumed>) = 1 [pid 5848] <... futex resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5850] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] <... openat resumed>) = 4 [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... futex resumed>) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5853] +++ exited with 0 +++ [pid 5850] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5849] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] +++ exited with 0 +++ [pid 5849] <... futex resumed>) = 1 [pid 5848] <... futex resumed>) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5840, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=8 /* 0.08 s */} --- [pid 5849] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] <... futex resumed>) = 0 [pid 5849] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5848] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] <... write resumed>) = 2097152 [pid 5849] <... openat resumed>) = 5 [pid 5849] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] munmap(0x7f0cb3600000, 138412032 [pid 5850] <... openat resumed>) = 4 [pid 5849] <... futex resumed>) = 1 [pid 5848] <... futex resumed>) = 0 [pid 5854] <... munmap resumed>) = 0 [pid 5848] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] ftruncate(5, 33587187 [pid 5854] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... futex resumed>) = 0 [pid 5850] <... futex resumed>) = 1 [pid 5849] <... ftruncate resumed>) = 0 [pid 5850] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... restart_syscall resumed>) = 0 [pid 5854] <... openat resumed>) = 4 [pid 5849] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] ioctl(4, LOOP_SET_FD, 3 [pid 5849] <... futex resumed>) = 1 [pid 5848] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 1 [pid 5850] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... openat resumed>) = 5 [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5850] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] <... futex resumed>) = 0 [pid 5850] ftruncate(5, 33587187 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5850] <... ftruncate resumed>) = 0 [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... ioctl resumed>) = 0 [pid 5849] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5848] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = 0 [pid 5850] <... futex resumed>) = 1 [pid 5848] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 0 [pid 5854] close(3 [pid 5850] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] <... close resumed>) = 0 [pid 5850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5854] close(4 [pid 5850] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5854] <... close resumed>) = 0 [pid 5854] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5854] <... mkdir resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5219] umount2("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] newfstatat(3, "", [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] newfstatat(4, "", [pid 5854] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./44/binderfs", [pid 5219] getdents64(4, [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] unlink("./44/binderfs" [pid 5219] getdents64(4, [pid 5218] <... unlink resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x34\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5850] <... copy_file_range resumed>) = 393216 [pid 5219] <... rmdir resumed>) = 0 [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3) = 0 [pid 5219] rmdir("./43" [pid 5850] <... futex resumed>) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5847] <... futex resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] mkdir("./44", 0777) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5850] <... open resumed>) = 6 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... ioctl resumed>) = 0 [pid 5850] <... futex resumed>) = 1 [pid 5219] close(3 [pid 5847] <... futex resumed>) = 0 [pid 5850] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5848] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5848] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5848] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5848] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} => {parent_tid=[5855]}, 88) = 5855 [pid 5848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5848] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5848] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5855 attached [pid 5850] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 1 [pid 5218] <... umount2 resumed>) = 0 [pid 5850] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5850] <... open resumed>) = 7 [pid 5855] <... rseq resumed>) = 0 [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5850] <... futex resumed>) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5855] <... set_robust_list resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] ftruncate(6, 46515 [pid 5855] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] <... futex resumed>) = 0 [pid 5855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5850] <... ftruncate resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5855] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5847] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5847] <... futex resumed>) = 0 [pid 5850] <... futex resumed>) = 0 [pid 5847] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 87.492244][ T5854] loop4: detected capacity change from 0 to 4096 [ 87.527868][ T5854] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5850] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5855] <... open resumed>) = 6 [pid 5850] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 5856 attached [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5856 [pid 5856] set_robust_list(0x555593f656a0, 24 [pid 5855] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5850] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... futex resumed>) = 1 [pid 5847] <... futex resumed>) = 0 [pid 5856] <... set_robust_list resumed>) = 0 [pid 5850] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5847] exit_group(0 [pid 5856] chdir("./44" [pid 5855] <... futex resumed>) = 1 [pid 5850] <... futex resumed>) = ? [pid 5848] <... futex resumed>) = 0 [pid 5847] <... exit_group resumed>) = ? [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... chdir resumed>) = 0 [pid 5855] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5854] <... mount resumed>) = 0 [pid 5850] +++ exited with 0 +++ [pid 5848] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] +++ exited with 0 +++ [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5856] <... prctl resumed>) = 0 [pid 5848] <... futex resumed>) = 0 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5856] setpgid(0, 0 [pid 5848] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] <... setpgid resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5856] <... openat resumed>) = 3 [pid 5854] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5856] write(3, "1000", 4 [pid 5855] <... open resumed>) = 7 [pid 5218] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... write resumed>) = 4 [pid 5855] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] close(3 [pid 5854] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5856] <... close resumed>) = 0 [pid 5855] <... futex resumed>) = 1 [pid 5854] <... chdir resumed>) = 0 [pid 5848] <... futex resumed>) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5848] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5218] newfstatat(4, "", [pid 5856] symlink("/dev/binderfs", "./binderfs" [pid 5854] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] <... symlink resumed>) = 0 [pid 5855] ftruncate(6, 46515 [pid 5854] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] getdents64(4, [pid 5854] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5854] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULLexecuting program [pid 5851] <... futex resumed>) = 0 [pid 5856] write(1, "executing program\n", 18 [pid 5851] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(4, [pid 5220] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... write resumed>) = 18 [pid 5854] <... futex resumed>) = 0 [pid 5851] <... futex resumed>) = 1 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5855] <... ftruncate resumed>) = 0 [pid 5854] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5851] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5856] <... futex resumed>) = 0 [pid 5855] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(4 [pid 5856] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5855] <... futex resumed>) = 1 [pid 5848] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 3 [pid 5218] <... close resumed>) = 0 [pid 5856] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5855] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5854] <... openat resumed>) = 4 [pid 5848] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(3, "", [pid 5218] rmdir("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5848] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... rmdir resumed>) = 0 [pid 5856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5855] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5220] getdents64(3, [pid 5856] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5854] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5854] <... futex resumed>) = 1 [pid 5851] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] getdents64(3, [pid 5856] <... mprotect resumed>) = 0 [pid 5854] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5851] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5851] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./44/binderfs" [pid 5856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5855] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5849] <... copy_file_range resumed>) = 655360 [pid 5220] <... unlink resumed>) = 0 [pid 5218] close(3 [pid 5856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5855] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5849] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... close resumed>) = 0 [pid 5856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5855] <... futex resumed>) = 1 [pid 5854] <... openat resumed>) = 5 [pid 5849] <... futex resumed>) = 0 [pid 5848] <... futex resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] rmdir("./44"./strace-static-x86_64: Process 5857 attached [pid 5855] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5854] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5848] exit_group(0 [pid 5218] <... rmdir resumed>) = 0 [pid 5857] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5856] <... clone3 resumed> => {parent_tid=[5857]}, 88) = 5857 [pid 5855] <... futex resumed>) = ? [pid 5854] <... futex resumed>) = 1 [pid 5851] <... futex resumed>) = 0 [pid 5849] <... futex resumed>) = ? [pid 5848] <... exit_group resumed>) = ? [pid 5218] mkdir("./45", 0777 [pid 5857] <... rseq resumed>) = 0 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], [pid 5855] +++ exited with 0 +++ [pid 5854] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5851] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] +++ exited with 0 +++ [pid 5848] +++ exited with 0 +++ [pid 5218] <... mkdir resumed>) = 0 [pid 5857] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] <... futex resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5848, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5857] <... set_robust_list resumed>) = 0 [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] ftruncate(5, 33587187 [pid 5851] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5218] <... openat resumed>) = 3 [pid 5857] rt_sigprocmask(SIG_SETMASK, [], [pid 5856] <... futex resumed>) = 0 [pid 5854] <... ftruncate resumed>) = 0 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5854] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... ioctl resumed>) = 0 [pid 5854] <... futex resumed>) = 1 [pid 5218] close(3 [pid 5854] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5857] memfd_create("syzkaller", 0 [pid 5851] <... futex resumed>) = 0 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./45/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5854] <... futex resumed>) = 0 [pid 5851] <... futex resumed>) = 1 [pid 5854] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5851] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] <... memfd_create resumed>) = 3 [pid 5857] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5218] <... close resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5858 attached [pid 5858] set_robust_list(0x555593f656a0, 24 [pid 5221] <... umount2 resumed>) = 0 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5858 [pid 5858] chdir("./45") = 0 [pid 5221] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5220] <... umount2 resumed>) = 0 [pid 5858] <... prctl resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] setpgid(0, 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5858] <... setpgid resumed>) = 0 [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] write(3, "1000", 4 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... write resumed>) = 4 [pid 5221] <... openat resumed>) = 4 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5858] close(3 [pid 5221] newfstatat(4, "", [pid 5858] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(4, [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] symlink("/dev/binderfs", "./binderfs" [pid 5220] <... openat resumed>) = 4 [pid 5858] <... symlink resumed>) = 0 [pid 5220] newfstatat(4, "", [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] write(1, "executing program\n", 18executing program [pid 5221] getdents64(4, [pid 5858] <... write resumed>) = 18 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] getdents64(4, [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(4 [pid 5858] <... futex resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5858] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5851] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5221] rmdir("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] getdents64(4, [pid 5858] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5857] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5851] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... rmdir resumed>) = 0 [pid 5858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5851] <... futex resumed>) = 0 [pid 5851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5851] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] close(4 [pid 5851] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5851] <... mprotect resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5858] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5858] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5221] getdents64(3, [pid 5858] <... mprotect resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5851] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] close(3 [pid 5220] rmdir("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5851] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5221] <... close resumed>) = 0 [pid 5858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5851] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5221] rmdir("./45" [pid 5220] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5860 attached ./strace-static-x86_64: Process 5859 attached [pid 5221] <... rmdir resumed>) = 0 [pid 5851] <... clone3 resumed> => {parent_tid=[5859]}, 88) = 5859 [pid 5858] <... clone3 resumed> => {parent_tid=[5860]}, 88) = 5860 [pid 5851] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] mkdir("./46", 0777 [pid 5858] rt_sigprocmask(SIG_SETMASK, [], [pid 5851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5851] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5851] <... futex resumed>) = 0 [pid 5220] getdents64(3, [pid 5860] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5859] <... rseq resumed>) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5860] <... rseq resumed>) = 0 [pid 5859] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5851] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5860] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5220] close(3 [pid 5860] <... set_robust_list resumed>) = 0 [pid 5859] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5220] <... close resumed>) = 0 [pid 5860] rt_sigprocmask(SIG_SETMASK, [], [pid 5859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5220] rmdir("./44" [pid 5860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5859] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5221] close(3 [pid 5860] memfd_create("syzkaller", 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5220] mkdir("./45", 0777) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3 [pid 5860] <... memfd_create resumed>) = 3 [pid 5859] <... open resumed>) = 6 [pid 5860] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5859] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5851] <... futex resumed>) = 0 [pid 5859] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5851] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5851] <... futex resumed>) = 0 [pid 5859] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5851] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] <... open resumed>) = 7 [pid 5859] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 [pid 5859] <... futex resumed>) = 1 [pid 5859] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5851] <... futex resumed>) = 0 [pid 5857] <... write resumed>) = 2097152 [pid 5851] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = 0 [pid 5851] <... futex resumed>) = 1 [pid 5859] ftruncate(6, 46515 [pid 5851] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5859] <... ftruncate resumed>) = 0 [pid 5859] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] munmap(0x7f0cb3600000, 138412032 [pid 5859] <... futex resumed>) = 1 [pid 5851] <... futex resumed>) = 0 [pid 5859] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5851] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5851] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5857] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 5861 attached [pid 5861] set_robust_list(0x555593f656a0, 24 [pid 5860] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5857] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5861] <... set_robust_list resumed>) = 0 [pid 5857] <... openat resumed>) = 4 [pid 5861] chdir("./46" [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5861 [pid 5220] <... close resumed>) = 0 [pid 5861] <... chdir resumed>) = 0 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5861] setpgid(0, 0) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5861] write(3, "1000", 4) = 4 [pid 5861] close(3) = 0 [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5857] ioctl(4, LOOP_SET_FD, 3executing program [pid 5861] <... symlink resumed>) = 0 [pid 5861] write(1, "executing program\n", 18 [pid 5859] <... mmap resumed>) = 0x20000000 [pid 5861] <... write resumed>) = 18 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5859] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5859] <... futex resumed>) = 1 [pid 5851] <... futex resumed>) = 0 [pid 5859] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5862 [pid 5861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5861] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 5862 attached [pid 5861] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5857] <... ioctl resumed>) = 0 [pid 5862] set_robust_list(0x555593f656a0, 24 [pid 5861] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5857] close(3 [pid 5862] <... set_robust_list resumed>) = 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5857] <... close resumed>) = 0 ./strace-static-x86_64: Process 5863 attached [pid 5862] chdir("./45" [pid 5857] close(4 [pid 5863] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5862] <... chdir resumed>) = 0 [pid 5861] <... clone3 resumed> => {parent_tid=[5863]}, 88) = 5863 [pid 5857] <... close resumed>) = 0 [pid 5863] <... rseq resumed>) = 0 [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] rt_sigprocmask(SIG_SETMASK, [], [pid 5863] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5862] <... prctl resumed>) = 0 [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5857] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5862] setpgid(0, 0 [pid 5863] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] <... setpgid resumed>) = 0 [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5857] <... mkdir resumed>) = 0 [pid 5863] memfd_create("syzkaller", 0 [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5857] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5863] <... memfd_create resumed>) = 3 [pid 5862] <... openat resumed>) = 3 [pid 5863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5862] write(3, "1000", 4 [pid 5860] <... write resumed>) = 2097152 [pid 5860] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5862] <... write resumed>) = 4 [pid 5862] close(3) = 0 [pid 5862] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5862] write(1, "executing program\n", 18) = 18 [pid 5860] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5860] <... openat resumed>) = 4 [pid 5862] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5860] ioctl(4, LOOP_SET_FD, 3 [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [ 87.832022][ T5857] loop1: detected capacity change from 0 to 4096 [ 87.868777][ T5857] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5862] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5864 attached [pid 5864] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5864] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5862] <... clone3 resumed> => {parent_tid=[5864]}, 88) = 5864 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] memfd_create("syzkaller", 0 [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5854] <... copy_file_range resumed>) = 851968 [pid 5864] <... memfd_create resumed>) = 3 [pid 5854] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5851] exit_group(0 [pid 5859] <... futex resumed>) = ? [pid 5851] <... exit_group resumed>) = ? [pid 5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5859] +++ exited with 0 +++ [pid 5864] <... mmap resumed>) = 0x7f0cb3600000 [pid 5860] <... ioctl resumed>) = 0 [pid 5854] +++ exited with 0 +++ [pid 5851] +++ exited with 0 +++ [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5851, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5863] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5860] close(3) = 0 [pid 5222] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] close(4 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5860] <... close resumed>) = 0 [pid 5860] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5860] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [ 87.895448][ T5860] loop0: detected capacity change from 0 to 4096 [pid 5222] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5864] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5863] <... write resumed>) = 2097152 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5863] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5857] <... mount resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "./44/binderfs", [pid 5863] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5863] <... openat resumed>) = 4 [pid 5222] unlink("./44/binderfs" [pid 5863] ioctl(4, LOOP_SET_FD, 3 [pid 5857] <... openat resumed>) = 3 [pid 5222] <... unlink resumed>) = 0 [pid 5863] <... ioctl resumed>) = 0 [pid 5857] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5222] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... chdir resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5856] <... futex resumed>) = 0 [pid 5857] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5856] <... futex resumed>) = 0 [pid 5863] close(3 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... close resumed>) = 0 [pid 5863] close(4) = 0 [pid 5857] <... openat resumed>) = 4 [pid 5863] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5860] <... mount resumed>) = 0 [pid 5863] <... mkdir resumed>) = 0 [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] <... futex resumed>) = 0 [pid 5857] <... futex resumed>) = 1 [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5856] <... futex resumed>) = 0 [ 87.963981][ T5860] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [ 87.982233][ T5863] loop3: detected capacity change from 0 to 4096 [pid 5863] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5860] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5857] <... openat resumed>) = 5 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] <... openat resumed>) = 3 [pid 5860] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = 0 [pid 5857] <... futex resumed>) = 1 [pid 5856] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5857] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... futex resumed>) = 0 [pid 5857] ftruncate(5, 33587187 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5860] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] <... ftruncate resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5857] <... futex resumed>) = 1 [pid 5856] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] <... futex resumed>) = 1 [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... futex resumed>) = 0 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... futex resumed>) = 0 [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5222] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, [pid 5864] <... write resumed>) = 2097152 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5222] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5864] munmap(0x7f0cb3600000, 138412032 [pid 5860] <... openat resumed>) = 4 [pid 5222] close(4) = 0 [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] rmdir("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5864] <... munmap resumed>) = 0 [pid 5860] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5222] getdents64(3, [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... close resumed>) = 0 [pid 5864] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5222] rmdir("./44" [pid 5860] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] <... rmdir resumed>) = 0 [pid 5222] mkdir("./45", 0777 [pid 5864] <... openat resumed>) = 4 [pid 5863] <... mount resumed>) = 0 [pid 5860] <... openat resumed>) = 5 [pid 5863] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5863] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5864] ioctl(4, LOOP_SET_FD, 3 [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5863] <... chdir resumed>) = 0 [pid 5863] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5860] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5863] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 88.015560][ T5863] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... futex resumed>) = 1 [pid 5864] <... ioctl resumed>) = 0 [pid 5860] ftruncate(5, 33587187 [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... copy_file_range resumed>) = 393216 [pid 5856] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5860] <... ftruncate resumed>) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5856] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... openat resumed>) = 3 [pid 5856] <... futex resumed>) = 0 [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5860] <... futex resumed>) = 0 [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] <... futex resumed>) = 0 [pid 5860] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5858] <... futex resumed>) = 0 [pid 5857] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] <... ioctl resumed>) = 0 [pid 5864] close(3 [pid 5863] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5864] <... close resumed>) = 0 [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5856] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] close(3 [pid 5864] close(4 [pid 5856] <... mprotect resumed>) = 0 [pid 5864] <... close resumed>) = 0 [pid 5864] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5864] <... mkdir resumed>) = 0 [pid 5856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5864] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5865 attached [pid 5863] <... openat resumed>) = 4 [pid 5856] <... clone3 resumed> => {parent_tid=[5865]}, 88) = 5865 [pid 5856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5856] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5865] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5856] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5863] <... futex resumed>) = 1 [pid 5863] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] <... rseq resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5865] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5865] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5861] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5866 attached [pid 5866] set_robust_list(0x555593f656a0, 24) = 0 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5866 [pid 5866] chdir("./45" [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... chdir resumed>) = 0 [pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5863] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 1 [pid 5866] <... prctl resumed>) = 0 [pid 5863] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... openat resumed>) = 5 [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] setpgid(0, 0 [pid 5863] <... futex resumed>) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5866] <... setpgid resumed>) = 0 [pid 5863] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... open resumed>) = 6 [pid 5863] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 1 [pid 5863] ftruncate(5, 33587187 [pid 5865] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... ftruncate resumed>) = 0 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5865] <... futex resumed>) = 1 [pid 5863] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... futex resumed>) = 0 [pid 5863] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5865] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 1 [pid 5857] <... futex resumed>) = 0 [pid 5856] <... futex resumed>) = 1 [pid 5863] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5857] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... openat resumed>) = 3 [pid 5866] write(3, "1000", 4 [pid 5857] <... open resumed>) = 7 [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... write resumed>) = 4 [pid 5857] <... futex resumed>) = 1 [pid 5857] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] <... futex resumed>) = 0 [pid 5866] close(3 [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... close resumed>) = 0 [pid 5857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5856] <... futex resumed>) = 0 executing program [pid 5866] symlink("/dev/binderfs", "./binderfs" [pid 5857] ftruncate(6, 46515 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... symlink resumed>) = 0 [pid 5857] <... ftruncate resumed>) = 0 [pid 5866] write(1, "executing program\n", 18 [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... write resumed>) = 18 [pid 5857] <... futex resumed>) = 1 [pid 5856] <... futex resumed>) = 0 [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5857] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5856] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5856] <... futex resumed>) = 0 [pid 5866] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5858] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5856] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5857] <... mmap resumed>) = 0x20000000 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5866] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5858] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5857] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [ 88.074069][ T5864] loop2: detected capacity change from 0 to 4096 [ 88.096638][ T5864] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5858] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5860] <... copy_file_range resumed>) = 393216 [pid 5866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5858] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5857] <... futex resumed>) = 1 [pid 5856] <... futex resumed>) = 0 [pid 5866] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5864] <... mount resumed>) = 0 [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5857] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5856] exit_group(0./strace-static-x86_64: Process 5867 attached [pid 5866] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5865] <... futex resumed>) = ? [pid 5864] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5860] <... futex resumed>) = 0 [pid 5857] <... futex resumed>) = ? [pid 5856] <... exit_group resumed>) = ? [pid 5867] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5866] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5865] +++ exited with 0 +++ [pid 5860] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] <... clone3 resumed> => {parent_tid=[5867]}, 88) = 5867 [pid 5857] +++ exited with 0 +++ [pid 5856] +++ exited with 0 +++ [pid 5867] <... rseq resumed>) = 0 [pid 5866] <... mprotect resumed>) = 0 [pid 5864] <... openat resumed>) = 3 [pid 5858] rt_sigprocmask(SIG_SETMASK, [], [pid 5861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5861] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5861] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5866] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5866] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5858] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... set_robust_list resumed>) = 0 [pid 5866] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5866] <... clone3 resumed> => {parent_tid=[5868]}, 88) = 5868 [pid 5858] <... futex resumed>) = 0 [pid 5867] rt_sigprocmask(SIG_SETMASK, [], [pid 5866] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] <... restart_syscall resumed>) = 0 [pid 5858] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5868 attached [pid 5861] <... mprotect resumed>) = 0 [pid 5866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5861] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5866] <... futex resumed>) = 0 [pid 5867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5219] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5867] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5869 attached [pid 5868] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5864] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5861] <... clone3 resumed> => {parent_tid=[5869]}, 88) = 5869 [pid 5868] <... rseq resumed>) = 0 [pid 5864] <... chdir resumed>) = 0 [pid 5861] rt_sigprocmask(SIG_SETMASK, [], [pid 5868] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5864] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5864] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5861] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... futex resumed>) = 0 [pid 5868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] <... futex resumed>) = 1 [pid 5861] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] memfd_create("syzkaller", 0 [pid 5864] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5863] <... copy_file_range resumed>) = 393216 [pid 5862] <... futex resumed>) = 0 [pid 5219] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5869] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5868] <... memfd_create resumed>) = 3 [pid 5869] <... rseq resumed>) = 0 [pid 5868] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5869] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5868] <... mmap resumed>) = 0x7f0cb3600000 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5867] <... open resumed>) = 6 [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... openat resumed>) = 3 [pid 5869] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = 1 [pid 5864] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5863] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(3, "", [pid 5869] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5867] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5869] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5867] <... futex resumed>) = 1 [pid 5864] <... openat resumed>) = 4 [pid 5858] <... futex resumed>) = 0 [pid 5869] <... open resumed>) = 6 [pid 5867] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(3, [pid 5864] <... futex resumed>) = 1 [pid 5864] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5860] <... futex resumed>) = 0 [pid 5860] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5862] <... futex resumed>) = 1 [pid 5219] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5864] <... futex resumed>) = 0 [pid 5864] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(AT_FDCWD, "./44/binderfs", [pid 5869] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5869] <... futex resumed>) = 1 [pid 5864] ftruncate(5, 33587187 [pid 5862] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5860] ftruncate(6, 46515 [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] unlink("./44/binderfs" [pid 5869] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5864] <... ftruncate resumed>) = 0 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... ftruncate resumed>) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5861] <... futex resumed>) = 1 [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... unlink resumed>) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5863] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5864] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5863] <... open resumed>) = 7 [pid 5862] <... futex resumed>) = 0 [pid 5860] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... futex resumed>) = 0 [pid 5863] <... futex resumed>) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5858] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5861] <... futex resumed>) = 0 [pid 5863] ftruncate(6, 46515 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... ftruncate resumed>) = 0 [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5863] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5863] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... mmap resumed>) = 0x20000000 [pid 5863] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5860] <... mmap resumed>) = 0x20000000 [pid 5219] <... umount2 resumed>) = 0 [pid 5863] <... futex resumed>) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5860] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5863] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5861] exit_group(0 [pid 5860] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5869] <... futex resumed>) = ? [pid 5863] <... futex resumed>) = ? [pid 5861] <... exit_group resumed>) = ? [pid 5860] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] exit_group(0 [pid 5869] +++ exited with 0 +++ [pid 5867] <... futex resumed>) = ? [pid 5863] +++ exited with 0 +++ [pid 5860] <... futex resumed>) = ? [pid 5858] <... exit_group resumed>) = ? [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5867] +++ exited with 0 +++ [pid 5861] +++ exited with 0 +++ [pid 5860] +++ exited with 0 +++ [pid 5858] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, [pid 5218] <... restart_syscall resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] getdents64(4, [pid 5218] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... restart_syscall resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5219] close(4 [pid 5218] newfstatat(3, "", [pid 5219] <... close resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, [pid 5219] rmdir("\x2e\x2f\x34\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] <... rmdir resumed>) = 0 [pid 5218] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./45/binderfs") = 0 [pid 5219] getdents64(3, [pid 5218] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] close(3 [pid 5221] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] <... close resumed>) = 0 [pid 5221] newfstatat(3, "", [pid 5219] rmdir("./44" [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5219] mkdir("./45", 0777 [pid 5221] getdents64(3, [pid 5868] <... write resumed>) = 2097152 [pid 5864] <... copy_file_range resumed>) = 393216 [pid 5862] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5219] <... mkdir resumed>) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5868] munmap(0x7f0cb3600000, 138412032 [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5868] <... munmap resumed>) = 0 [pid 5864] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5221] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5864] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5221] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5868] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] close(3 [pid 5221] unlink("./46/binderfs" [pid 5218] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5864] <... open resumed>) = 6 [pid 5221] <... unlink resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] close(4) = 0 [pid 5218] rmdir("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... rmdir resumed>) = 0 [pid 5864] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5218] getdents64(3, [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5864] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5218] close(3 [pid 5864] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5862] <... futex resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5864] ftruncate(6, 46515 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] <... openat resumed>) = 4 [pid 5864] <... ftruncate resumed>) = 0 [pid 5218] rmdir("./45" [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... rmdir resumed>) = 0 [pid 5864] <... futex resumed>) = 1 [pid 5862] <... futex resumed>) = 0 [pid 5862] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5862] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5864] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5218] mkdir("./46", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5868] ioctl(4, LOOP_SET_FD, 3 [pid 5864] <... mmap resumed>) = 0x20000000 [pid 5219] <... close resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5864] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(3 [pid 5868] <... ioctl resumed>) = 0 [pid 5864] <... futex resumed>) = 1 [pid 5864] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] <... futex resumed>) = 0 [pid 5862] exit_group(0 [pid 5864] <... futex resumed>) = ? [pid 5862] <... exit_group resumed>) = ? [pid 5864] +++ exited with 0 +++ [pid 5862] +++ exited with 0 +++ [pid 5868] close(3) = 0 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5862, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] close(4./strace-static-x86_64: Process 5870 attached [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5870 [pid 5870] set_robust_list(0x555593f656a0, 24) = 0 [pid 5870] chdir("./45") = 0 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5870] setpgid(0, 0) = 0 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... close resumed>) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5868] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] <... openat resumed>) = 3 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5868] <... mkdir resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] write(3, "1000", 4 [pid 5868] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] newfstatat(AT_FDCWD, "./45/binderfs", [pid 5870] <... write resumed>) = 4 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] close(3 [pid 5220] unlink("./45/binderfs"executing program [pid 5870] <... close resumed>) = 0 [pid 5220] <... unlink resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5870] symlink("/dev/binderfs", "./binderfs" [pid 5220] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] <... symlink resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5870] write(1, "executing program\n", 18) = 18 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 5871 attached [pid 5870] <... futex resumed>) = 0 [pid 5871] set_robust_list(0x555593f656a0, 24 [pid 5870] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5871 [pid 5871] <... set_robust_list resumed>) = 0 [pid 5870] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5871] chdir("./46" [pid 5870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5871] <... chdir resumed>) = 0 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5871] <... prctl resumed>) = 0 [pid 5870] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5221] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] setpgid(0, 0 [pid 5870] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5871] <... setpgid resumed>) = 0 [pid 5870] <... mprotect resumed>) = 0 [pid 5870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5872 attached [pid 5871] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5871] write(3, "1000", 4 [pid 5870] <... clone3 resumed> => {parent_tid=[5872]}, 88) = 5872 [pid 5871] <... write resumed>) = 4 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] close(3 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5871] <... close resumed>) = 0 [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] symlink("/dev/binderfs", "./binderfs" [pid 5870] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] <... symlink resumed>) = 0 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5221] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 5871] write(1, "executing program\n", 18 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5871] <... write resumed>) = 18 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5871] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5871] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... openat resumed>) = 4 [pid 5871] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5220] newfstatat(4, "", [pid 5872] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5871] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] <... rseq resumed>) = 0 [pid 5871] <... mprotect resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5872] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5221] newfstatat(4, "", [pid 5872] <... set_robust_list resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5872] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] getdents64(4, [pid 5872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] getdents64(4, [pid 5871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5220] getdents64(4, ./strace-static-x86_64: Process 5873 attached [pid 5872] memfd_create("syzkaller", 0 [pid 5221] getdents64(4, [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5872] <... memfd_create resumed>) = 3 [pid 5871] <... clone3 resumed> => {parent_tid=[5873]}, 88) = 5873 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4 [pid 5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5871] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] close(4 [pid 5220] <... close resumed>) = 0 [pid 5873] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5872] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] <... close resumed>) = 0 [pid 5220] rmdir("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5873] <... rseq resumed>) = 0 [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] rmdir("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] <... rmdir resumed>) = 0 [pid 5873] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5871] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... set_robust_list resumed>) = 0 [pid 5871] <... futex resumed>) = 0 [pid 5220] getdents64(3, [pid 5873] rt_sigprocmask(SIG_SETMASK, [], [pid 5871] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5221] <... rmdir resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] getdents64(3, [pid 5220] close(3 [pid 5873] memfd_create("syzkaller", 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [pid 5220] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5220] rmdir("./45" [pid 5221] rmdir("./46" [pid 5220] <... rmdir resumed>) = 0 [pid 5873] <... memfd_create resumed>) = 3 [pid 5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5220] mkdir("./46", 0777 [pid 5873] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] <... rmdir resumed>) = 0 [pid 5221] mkdir("./47", 0777) = 0 [ 88.316717][ T5868] loop4: detected capacity change from 0 to 4096 [ 88.348507][ T5868] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... mkdir resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] <... ioctl resumed>) = 0 [pid 5221] close(3 [pid 5220] <... openat resumed>) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5874 attached [pid 5874] set_robust_list(0x555593f656a0, 24 [pid 5873] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5868] <... mount resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5874 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5868] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5868] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5874] chdir("./46" [pid 5868] <... chdir resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5874] <... chdir resumed>) = 0 [pid 5868] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5866] <... futex resumed>) = 0 [pid 5874] <... prctl resumed>) = 0 [pid 5868] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5875 attached [pid 5874] setpgid(0, 0 [pid 5868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] <... futex resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5875 [pid 5874] <... setpgid resumed>) = 0 [pid 5868] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] set_robust_list(0x555593f656a0, 24 [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... openat resumed>) = 4 executing program [pid 5875] <... set_robust_list resumed>) = 0 [pid 5874] <... openat resumed>) = 3 [pid 5873] <... write resumed>) = 2097152 [pid 5872] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5868] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] chdir("./47" [pid 5874] write(3, "1000", 4 [pid 5866] <... futex resumed>) = 0 [pid 5874] <... write resumed>) = 4 [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] close(3 [pid 5868] <... futex resumed>) = 0 [pid 5866] <... futex resumed>) = 1 [pid 5875] <... chdir resumed>) = 0 [pid 5874] <... close resumed>) = 0 [pid 5868] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5874] symlink("/dev/binderfs", "./binderfs" [pid 5868] <... openat resumed>) = 5 [pid 5875] <... prctl resumed>) = 0 [pid 5874] <... symlink resumed>) = 0 [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] setpgid(0, 0 [pid 5874] write(1, "executing program\n", 18 [pid 5868] <... futex resumed>) = 1 [pid 5866] <... futex resumed>) = 0 [pid 5875] <... setpgid resumed>) = 0 [pid 5874] <... write resumed>) = 18 [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... futex resumed>) = 0 [pid 5875] <... openat resumed>) = 3 [pid 5874] <... futex resumed>) = 0 [pid 5868] ftruncate(5, 33587187 [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5875] write(3, "1000", 4 [pid 5874] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5875] <... write resumed>) = 4 [pid 5868] <... ftruncate resumed>) = 0 [pid 5875] close(3 [pid 5874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... close resumed>) = 0 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5868] <... futex resumed>) = 1 [pid 5866] <... futex resumed>) = 0 [pid 5875] symlink("/dev/binderfs", "./binderfs" [pid 5874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5868] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... symlink resumed>) = 0 [pid 5874] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5873] munmap(0x7f0cb3600000, 138412032 [pid 5868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] <... futex resumed>) = 0 [pid 5875] write(1, "executing program\n", 18 [pid 5874] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 5875] <... write resumed>) = 18 [pid 5874] <... mprotect resumed>) = 0 [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5875] <... futex resumed>) = 0 [pid 5874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5875] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5875] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5876 attached [pid 5875] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5873] <... munmap resumed>) = 0 [pid 5868] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... clone3 resumed> => {parent_tid=[5876]}, 88) = 5876 [pid 5875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... mprotect resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5875] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5876] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5875] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5876] <... rseq resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5876] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5873] <... openat resumed>) = 4 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5873] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 5877 attached [pid 5876] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... clone3 resumed> => {parent_tid=[5877]}, 88) = 5877 [pid 5872] <... write resumed>) = 2097152 [pid 5877] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5872] munmap(0x7f0cb3600000, 138412032 [pid 5877] <... rseq resumed>) = 0 [pid 5877] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5877] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5872] <... munmap resumed>) = 0 [pid 5876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5873] <... ioctl resumed>) = 0 [pid 5872] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5876] memfd_create("syzkaller", 0 [pid 5872] <... openat resumed>) = 4 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5873] close(3 [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... close resumed>) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = 1 [pid 5872] ioctl(4, LOOP_SET_FD, 3 [pid 5877] memfd_create("syzkaller", 0 [pid 5876] <... memfd_create resumed>) = 3 [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5873] close(4 [pid 5868] <... copy_file_range resumed>) = 393216 [pid 5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5873] <... close resumed>) = 0 [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5876] <... mmap resumed>) = 0x7f0cb3600000 [pid 5866] <... futex resumed>) = 0 [pid 5877] <... memfd_create resumed>) = 3 [pid 5873] <... mkdir resumed>) = 0 [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... futex resumed>) = 1 [pid 5866] <... futex resumed>) = 0 [pid 5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5873] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5868] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... mmap resumed>) = 0x7f0cb3600000 [pid 5868] <... open resumed>) = 6 [pid 5872] <... ioctl resumed>) = 0 [pid 5872] close(3) = 0 [pid 5872] close(4) = 0 [pid 5872] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [ 88.527132][ T5873] loop0: detected capacity change from 0 to 4096 [ 88.550367][ T5872] loop1: detected capacity change from 0 to 4096 [ 88.566305][ T5873] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5872] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5866] <... futex resumed>) = 0 [pid 5868] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5866] <... futex resumed>) = 0 [pid 5876] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5873] <... mount resumed>) = 0 [pid 5868] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5873] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5868] <... open resumed>) = 7 [pid 5873] <... openat resumed>) = 3 [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5877] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5868] <... futex resumed>) = 1 [pid 5866] <... futex resumed>) = 0 [pid 5873] <... chdir resumed>) = 0 [pid 5872] <... mount resumed>) = 0 [pid 5868] ftruncate(6, 46515 [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5872] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5868] <... ftruncate resumed>) = 0 [pid 5866] <... futex resumed>) = 0 [pid 5873] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... openat resumed>) = 3 [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5873] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... futex resumed>) = 0 [pid 5866] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = 1 [pid 5872] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5871] <... futex resumed>) = 0 [pid 5868] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5866] <... futex resumed>) = 0 [pid 5873] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5872] <... chdir resumed>) = 0 [pid 5871] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [ 88.581758][ T5872] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5866] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] <... write resumed>) = 2097152 [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5871] <... futex resumed>) = 0 [pid 5868] <... mmap resumed>) = 0x20000000 [pid 5877] <... write resumed>) = 2097152 [pid 5876] munmap(0x7f0cb3600000, 138412032 [pid 5873] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5872] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5868] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... futex resumed>) = 1 [pid 5866] <... futex resumed>) = 0 [pid 5872] <... futex resumed>) = 1 [pid 5870] <... futex resumed>) = 0 [pid 5868] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] exit_group(0 [pid 5872] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... futex resumed>) = ? [pid 5866] <... exit_group resumed>) = ? [pid 5877] munmap(0x7f0cb3600000, 138412032 [pid 5876] <... munmap resumed>) = 0 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] <... futex resumed>) = 0 [pid 5868] +++ exited with 0 +++ [pid 5866] +++ exited with 0 +++ [pid 5877] <... munmap resumed>) = 0 [pid 5876] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5872] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5872] <... openat resumed>) = 4 [pid 5877] ioctl(4, LOOP_SET_FD, 3 [pid 5876] <... openat resumed>) = 4 [pid 5873] <... openat resumed>) = 4 [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5876] ioctl(4, LOOP_SET_FD, 3 [pid 5873] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = 1 [pid 5870] <... futex resumed>) = 0 [pid 5222] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./45/binderfs") = 0 [pid 5222] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5876] <... ioctl resumed>) = 0 [pid 5873] <... futex resumed>) = 1 [pid 5872] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] <... futex resumed>) = 0 [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5871] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... ioctl resumed>) = 0 [pid 5873] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5877] close(3) = 0 [pid 5877] close(4 [pid 5873] <... openat resumed>) = 5 [pid 5877] <... close resumed>) = 0 [pid 5876] close(3 [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] <... futex resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5873] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] close(4 [pid 5873] <... futex resumed>) = 1 [pid 5872] <... openat resumed>) = 5 [pid 5871] <... futex resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5873] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5871] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] <... futex resumed>) = 0 [pid 5877] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5876] <... mkdir resumed>) = 0 [pid 5873] ftruncate(5, 33587187 [pid 5872] <... futex resumed>) = 1 [pid 5871] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... futex resumed>) = 0 [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] <... mkdir resumed>) = 0 [pid 5873] <... ftruncate resumed>) = 0 [pid 5872] ftruncate(5, 33587187 [pid 5877] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5876] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5873] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... ftruncate resumed>) = 0 [pid 5871] <... futex resumed>) = 0 [pid 5871] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5871] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5873] <... futex resumed>) = 1 [ 88.676895][ T5877] loop3: detected capacity change from 0 to 4096 [ 88.684541][ T5876] loop2: detected capacity change from 0 to 4096 [ 88.711119][ T5877] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5872] <... futex resumed>) = 1 [pid 5872] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] <... futex resumed>) = 0 [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 1 [pid 5872] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5871] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5871] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5222] <... umount2 resumed>) = 0 [pid 5871] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5871] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5878 attached [pid 5222] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5871] <... clone3 resumed> => {parent_tid=[5878]}, 88) = 5878 [pid 5878] <... rseq resumed>) = 0 [pid 5871] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5878] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] <... set_robust_list resumed>) = 0 [pid 5871] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5871] <... futex resumed>) = 0 [pid 5871] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5878] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 88.711994][ T5876] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5222] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5878] <... open resumed>) = 6 [pid 5870] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] newfstatat(4, "", [pid 5870] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] <... mount resumed>) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5878] <... futex resumed>) = 1 [pid 5871] <... futex resumed>) = 0 [pid 5870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5870] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5876] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5870] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5878] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5876] <... openat resumed>) = 3 [pid 5871] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] getdents64(4, ./strace-static-x86_64: Process 5879 attached [pid 5878] <... open resumed>) = 7 [pid 5876] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5871] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5879] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5878] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5879] <... rseq resumed>) = 0 [pid 5878] <... futex resumed>) = 0 [pid 5876] <... chdir resumed>) = 0 [pid 5871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] <... clone3 resumed> => {parent_tid=[5879]}, 88) = 5879 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5879] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5878] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5872] <... copy_file_range resumed>) = 393216 [pid 5871] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] close(4 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5877] <... mount resumed>) = 0 [pid 5876] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] <... futex resumed>) = 0 [pid 5870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... close resumed>) = 0 [pid 5879] rt_sigprocmask(SIG_SETMASK, [], [pid 5878] ftruncate(6, 46515 [pid 5877] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = 0 [pid 5871] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] rmdir("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5878] <... ftruncate resumed>) = 0 [pid 5877] <... openat resumed>) = 3 [pid 5876] <... futex resumed>) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5872] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5879] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5877] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5874] <... futex resumed>) = 0 [pid 5878] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, [pid 5878] <... futex resumed>) = 1 [pid 5871] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5878] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5871] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(3 [pid 5877] <... chdir resumed>) = 0 [pid 5871] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5871] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] rmdir("./45" [pid 5877] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5222] <... rmdir resumed>) = 0 [pid 5877] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] <... futex resumed>) = 0 [pid 5222] mkdir("./46", 0777 [pid 5876] <... openat resumed>) = 4 [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5879] <... open resumed>) = 6 [pid 5878] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5877] <... futex resumed>) = 0 [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = 1 [pid 5873] <... copy_file_range resumed>) = 524288 [pid 5879] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5876] <... futex resumed>) = 1 [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... futex resumed>) = 0 [pid 5873] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] <... futex resumed>) = 1 [pid 5876] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5879] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] <... futex resumed>) = 0 [pid 5873] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 1 [pid 5222] <... openat resumed>) = 3 [pid 5878] <... futex resumed>) = 1 [pid 5876] <... openat resumed>) = 5 [pid 5872] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5871] <... futex resumed>) = 0 [pid 5877] <... openat resumed>) = 4 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5878] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... open resumed>) = 7 [pid 5871] exit_group(0 [pid 5222] <... ioctl resumed>) = 0 [pid 5878] <... futex resumed>) = ? [pid 5877] <... futex resumed>) = 1 [pid 5876] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5873] <... futex resumed>) = ? [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] <... exit_group resumed>) = ? [pid 5222] close(3 [pid 5878] +++ exited with 0 +++ [pid 5877] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] +++ exited with 0 +++ [pid 5872] <... futex resumed>) = 1 [pid 5871] +++ exited with 0 +++ [pid 5870] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... futex resumed>) = 0 [pid 5877] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5876] ftruncate(5, 33587187 [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5874] <... futex resumed>) = 0 [pid 5872] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} --- ./strace-static-x86_64: Process 5880 attached [pid 5877] <... openat resumed>) = 5 [pid 5876] <... ftruncate resumed>) = 0 [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] <... futex resumed>) = 0 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5880] set_robust_list(0x555593f656a0, 24 [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] ftruncate(6, 46515 [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5880 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5877] <... futex resumed>) = 1 [pid 5876] <... futex resumed>) = 0 [pid 5875] <... futex resumed>) = 0 [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] <... ftruncate resumed>) = 0 [pid 5877] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = 0 [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5870] <... futex resumed>) = 0 [pid 5218] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5870] <... futex resumed>) = 0 [pid 5218] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5880] chdir("./46" [pid 5877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... futex resumed>) = 0 [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5870] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... openat resumed>) = 3 [pid 5880] <... chdir resumed>) = 0 [pid 5877] ftruncate(5, 33587187 [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5872] <... mmap resumed>) = 0x20000000 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5872] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] <... futex resumed>) = 1 [pid 5870] <... futex resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] exit_group(0 [pid 5218] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5872] <... futex resumed>) = ? [pid 5870] <... exit_group resumed>) = ? [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5879] <... futex resumed>) = ? [pid 5877] <... ftruncate resumed>) = 0 [pid 5872] +++ exited with 0 +++ [pid 5218] unlink("./46/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... prctl resumed>) = 0 [pid 5880] setpgid(0, 0 [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] <... setpgid resumed>) = 0 [pid 5877] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] +++ exited with 0 +++ [pid 5870] +++ exited with 0 +++ [pid 5875] <... futex resumed>) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=7 /* 0.07 s */} --- [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5880] <... openat resumed>) = 3 [pid 5219] unlink("./45/binderfs" [pid 5880] write(3, "1000", 4) = 4 [pid 5880] close(3) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5880] write(1, "executing program\n", 18) = 18 [pid 5880] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5218] <... umount2 resumed>) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5874] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5874] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5880] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5874] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5874] <... mprotect resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] umount2("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5880] <... mprotect resumed>) = 0 [pid 5874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5876] <... copy_file_range resumed>) = 393216 [pid 5874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... openat resumed>) = 4 [pid 5218] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5219] newfstatat(4, "", ./strace-static-x86_64: Process 5882 attached [pid 5880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5883 attached [pid 5882] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5876] <... futex resumed>) = 0 [pid 5874] <... clone3 resumed> => {parent_tid=[5882]}, 88) = 5882 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5883] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5882] <... rseq resumed>) = 0 [pid 5880] <... clone3 resumed> => {parent_tid=[5883]}, 88) = 5883 [pid 5876] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] getdents64(4, [pid 5218] <... openat resumed>) = 4 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] newfstatat(4, "", [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5880] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(4, [pid 5880] <... futex resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5880] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] getdents64(4, [pid 5883] <... rseq resumed>) = 0 [pid 5882] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5877] <... copy_file_range resumed>) = 393216 [pid 5875] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5883] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5882] <... set_robust_list resumed>) = 0 [pid 5875] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(4, [pid 5883] <... set_robust_list resumed>) = 0 [pid 5882] rt_sigprocmask(SIG_SETMASK, [], [pid 5875] <... futex resumed>) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5883] rt_sigprocmask(SIG_SETMASK, [], [pid 5882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5874] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] close(4 [pid 5883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5882] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5875] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5219] <... close resumed>) = 0 [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] close(4 [pid 5877] <... futex resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5877] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] rmdir("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5883] memfd_create("syzkaller", 0 [pid 5219] rmdir("\x2e\x2f\x34\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] <... rmdir resumed>) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5218] rmdir("./46") = 0 [pid 5218] mkdir("./47", 0777 [pid 5883] <... memfd_create resumed>) = 3 [pid 5882] <... open resumed>) = 6 [pid 5875] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5219] <... rmdir resumed>) = 0 [pid 5883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5882] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... mprotect resumed>) = 0 [pid 5883] <... mmap resumed>) = 0x7f0cb3600000 [pid 5882] <... futex resumed>) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5219] getdents64(3, [pid 5218] <... mkdir resumed>) = 0 [pid 5882] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5874] <... futex resumed>) = 1 [pid 5876] <... futex resumed>) = 0 [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5875] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5884 attached [pid 5883] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5876] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5219] close(3 [pid 5218] <... openat resumed>) = 3 [pid 5876] <... open resumed>) = 7 [pid 5875] <... clone3 resumed> => {parent_tid=[5884]}, 88) = 5884 [pid 5219] <... close resumed>) = 0 [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] rt_sigprocmask(SIG_SETMASK, [], [pid 5884] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5876] <... futex resumed>) = 1 [pid 5875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5874] <... futex resumed>) = 0 [pid 5219] rmdir("./45" [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5884] <... rseq resumed>) = 0 [pid 5876] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... rmdir resumed>) = 0 [pid 5884] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5874] <... futex resumed>) = 0 [pid 5884] <... set_robust_list resumed>) = 0 [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... futex resumed>) = 0 [pid 5219] mkdir("./46", 0777 [pid 5218] <... ioctl resumed>) = 0 [pid 5884] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5876] ftruncate(6, 46515 [pid 5875] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... mkdir resumed>) = 0 [pid 5218] close(3 [pid 5876] <... ftruncate resumed>) = 0 [pid 5884] <... open resumed>) = 6 [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5874] <... futex resumed>) = 0 [pid 5876] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] <... openat resumed>) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5884] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5874] <... futex resumed>) = 1 [pid 5884] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... futex resumed>) = 1 [pid 5883] <... write resumed>) = 2097152 [pid 5876] <... futex resumed>) = 0 [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5876] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5219] <... close resumed>) = 0 [pid 5883] munmap(0x7f0cb3600000, 138412032 [pid 5877] <... futex resumed>) = 0 [pid 5876] <... mmap resumed>) = 0x20000000 [pid 5218] <... close resumed>) = 0 [pid 5877] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5876] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5874] <... futex resumed>) = 0 [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5874] exit_group(0 [pid 5876] <... futex resumed>) = ? [pid 5874] <... exit_group resumed>) = ? [pid 5882] <... futex resumed>) = ? [pid 5876] +++ exited with 0 +++ [pid 5883] <... munmap resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5882] +++ exited with 0 +++ [pid 5874] +++ exited with 0 +++ [pid 5877] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5886 attached [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- ./strace-static-x86_64: Process 5887 attached [pid 5886] set_robust_list(0x555593f656a0, 24 [pid 5877] ftruncate(6, 46515 [pid 5875] <... futex resumed>) = 0 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5886 [pid 5887] set_robust_list(0x555593f656a0, 24 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5877] <... ftruncate resumed>) = 0 [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5887] <... set_robust_list resumed>) = 0 [pid 5886] chdir("./46" [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5887 [pid 5887] chdir("./47" [pid 5886] <... chdir resumed>) = 0 [pid 5877] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5887] <... chdir resumed>) = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5883] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5877] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5886] <... prctl resumed>) = 0 [pid 5883] <... openat resumed>) = 4 [pid 5877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5875] <... futex resumed>) = 0 [pid 5887] <... prctl resumed>) = 0 [pid 5886] setpgid(0, 0 [pid 5883] ioctl(4, LOOP_SET_FD, 3 [pid 5875] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5887] setpgid(0, 0 [pid 5886] <... setpgid resumed>) = 0 [pid 5877] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5883] <... ioctl resumed>) = 0 [pid 5887] <... setpgid resumed>) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] <... mmap resumed>) = 0x20000000 [pid 5220] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5886] <... openat resumed>) = 3 [pid 5220] newfstatat(3, "", [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] write(3, "1000", 4 [pid 5883] close(3 [pid 5877] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5887] <... openat resumed>) = 3 [pid 5886] <... write resumed>) = 4 [pid 5877] <... futex resumed>) = 1 [pid 5875] <... futex resumed>) = 0 [pid 5220] getdents64(3, [pid 5887] write(3, "1000", 4 [pid 5886] close(3 [pid 5877] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5875] exit_group(0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5887] <... write resumed>) = 4 [pid 5886] <... close resumed>) = 0 [pid 5884] <... futex resumed>) = ? [pid 5877] <... futex resumed>) = ? [pid 5875] <... exit_group resumed>) = ? [pid 5887] close(3 [pid 5886] symlink("/dev/binderfs", "./binderfs" [pid 5220] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5887] <... close resumed>) = 0 [pid 5884] +++ exited with 0 +++ [pid 5883] <... close resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5887] symlink("/dev/binderfs", "./binderfs" [pid 5883] close(4) = 0 [pid 5883] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5887] <... symlink resumed>) = 0 [pid 5883] <... mkdir resumed>) = 0 executing program [pid 5877] +++ exited with 0 +++ [pid 5875] +++ exited with 0 +++ [pid 5220] newfstatat(AT_FDCWD, "./46/binderfs", [pid 5887] write(1, "executing program\n", 18 [pid 5883] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=9 /* 0.09 s */} --- [pid 5886] <... symlink resumed>) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...>executing program [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5887] <... write resumed>) = 18 [pid 5886] write(1, "executing program\n", 18 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5220] unlink("./46/binderfs" [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... write resumed>) = 18 [pid 5887] <... futex resumed>) = 0 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... unlink resumed>) = 0 [pid 5887] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5886] <... futex resumed>) = 0 [pid 5221] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5887] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5886] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 89.054784][ T5883] loop4: detected capacity change from 0 to 4096 [pid 5887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5886] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5221] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5887] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5886] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5887] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5221] newfstatat(3, "", [pid 5886] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5887] <... mprotect resumed>) = 0 [pid 5886] <... mprotect resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5886] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] getdents64(3, [pid 5886] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 ./strace-static-x86_64: Process 5888 attached [pid 5887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5221] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5888] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5886] <... clone3 resumed> => {parent_tid=[5888]}, 88) = 5888 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5888] <... rseq resumed>) = 0 [pid 5886] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5889 attached [pid 5887] <... clone3 resumed> => {parent_tid=[5889]}, 88) = 5889 [pid 5886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5221] unlink("./47/binderfs" [pid 5220] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5887] rt_sigprocmask(SIG_SETMASK, [], [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... unlink resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5889] <... rseq resumed>) = 0 [pid 5888] rt_sigprocmask(SIG_SETMASK, [], [pid 5887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5889] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5888] memfd_create("syzkaller", 0 [pid 5887] <... futex resumed>) = 0 [pid 5883] <... mount resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] rt_sigprocmask(SIG_SETMASK, [], [pid 5888] <... memfd_create resumed>) = 3 [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5883] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5221] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5883] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5883] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5220] <... openat resumed>) = 4 [pid 5883] <... chdir resumed>) = 0 [pid 5220] newfstatat(4, "", [pid 5889] memfd_create("syzkaller", 0 [pid 5888] <... mmap resumed>) = 0x7f0cb3600000 [pid 5883] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5883] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] getdents64(4, [pid 5883] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5883] <... futex resumed>) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5220] getdents64(4, [pid 5883] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5880] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5220] rmdir("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5880] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... rmdir resumed>) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5883] <... openat resumed>) = 4 [pid 5220] close(3) = 0 [pid 5220] rmdir("./46" [pid 5889] <... memfd_create resumed>) = 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5220] mkdir("./47", 0777 [pid 5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5883] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... mkdir resumed>) = 0 [pid 5883] <... futex resumed>) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 89.102252][ T5883] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5889] <... mmap resumed>) = 0x7f0cb3600000 [pid 5883] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... openat resumed>) = 3 [pid 5888] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5880] <... futex resumed>) = 0 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3 [pid 5221] <... openat resumed>) = 4 [pid 5883] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5880] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] newfstatat(4, "", [pid 5883] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5883] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5880] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] <... futex resumed>) = 0 [pid 5880] <... futex resumed>) = 1 [pid 5221] getdents64(4, [pid 5883] ftruncate(5, 33587187 [pid 5880] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5883] <... ftruncate resumed>) = 0 [pid 5221] close(4 [pid 5883] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5880] <... futex resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5880] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] rmdir("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5880] <... futex resumed>) = 0 [pid 5883] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5880] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [pid 5889] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("./47") = 0 [pid 5221] mkdir("./48", 0777 [pid 5220] <... close resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5888] <... write resumed>) = 2097152 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... ioctl resumed>) = 0 [pid 5221] close(3 [pid 5889] <... write resumed>) = 2097152 [pid 5888] munmap(0x7f0cb3600000, 138412032./strace-static-x86_64: Process 5890 attached [pid 5880] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5221] <... close resumed>) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5890 [pid 5890] set_robust_list(0x555593f656a0, 24 [pid 5880] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5888] <... munmap resumed>) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5880] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5890] chdir("./47") = 0 [pid 5880] <... mprotect resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5890] <... prctl resumed>) = 0 [pid 5880] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 5891 attached [pid 5890] setpgid(0, 0 [pid 5889] munmap(0x7f0cb3600000, 138412032 [pid 5880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5890] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 5892 attached [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5888] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5892] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5891] set_robust_list(0x555593f656a0, 24 [pid 5890] <... openat resumed>) = 3 [pid 5888] <... openat resumed>) = 4 [pid 5880] <... clone3 resumed> => {parent_tid=[5892]}, 88) = 5892 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5891 [pid 5892] <... rseq resumed>) = 0 [pid 5891] <... set_robust_list resumed>) = 0 [pid 5890] write(3, "1000", 4 [pid 5880] rt_sigprocmask(SIG_SETMASK, [], [pid 5892] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5891] chdir("./48" [pid 5890] <... write resumed>) = 4 [pid 5888] ioctl(4, LOOP_SET_FD, 3 [pid 5880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5891] <... chdir resumed>) = 0 [pid 5890] close(3 [pid 5880] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5892] rt_sigprocmask(SIG_SETMASK, [], [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5890] <... close resumed>) = 0 [pid 5889] <... munmap resumed>) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5880] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] symlink("/dev/binderfs", "./binderfs" [pid 5892] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5891] <... prctl resumed>) = 0 [pid 5890] <... symlink resumed>) = 0 [pid 5890] write(1, "executing program\n", 18) = 18 [pid 5892] <... open resumed>) = 6 [pid 5891] setpgid(0, 0 [pid 5889] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5888] <... ioctl resumed>) = 0 [pid 5892] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... setpgid resumed>) = 0 [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... openat resumed>) = 4 [pid 5888] close(3 [pid 5892] <... futex resumed>) = 1 [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] <... futex resumed>) = 0 [pid 5889] ioctl(4, LOOP_SET_FD, 3 [pid 5880] <... futex resumed>) = 0 [pid 5892] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] <... openat resumed>) = 3 [pid 5890] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5888] <... close resumed>) = 0 [pid 5880] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] write(3, "1000", 4 [pid 5890] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5892] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5890] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5880] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] <... write resumed>) = 4 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5891] close(3 [pid 5890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5891] <... close resumed>) = 0 [pid 5890] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5891] symlink("/dev/binderfs", "./binderfs" [pid 5890] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5891] <... symlink resumed>) = 0 [pid 5890] <... mprotect resumed>) = 0 executing program [pid 5892] <... open resumed>) = 7 [pid 5891] write(1, "executing program\n", 18 [pid 5890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5888] close(4 [pid 5892] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5892] <... futex resumed>) = 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5880] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5892] ftruncate(6, 46515 [pid 5880] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5893 attached [pid 5891] <... write resumed>) = 18 [pid 5888] <... close resumed>) = 0 [pid 5891] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5891] <... futex resumed>) = 0 [pid 5888] <... mkdir resumed>) = 0 [pid 5891] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5893] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5892] <... ftruncate resumed>) = 0 [pid 5891] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5880] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... rseq resumed>) = 0 [pid 5892] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... clone3 resumed> => {parent_tid=[5893]}, 88) = 5893 [ 89.260872][ T5888] loop1: detected capacity change from 0 to 4096 [ 89.290850][ T5889] loop0: detected capacity change from 0 to 4096 [pid 5888] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5892] <... futex resumed>) = 0 [pid 5891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5889] <... ioctl resumed>) = 0 [pid 5893] <... set_robust_list resumed>) = 0 [pid 5892] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5889] close(3 [pid 5880] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5891] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5890] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... close resumed>) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5893] rt_sigprocmask(SIG_SETMASK, [], [pid 5890] <... futex resumed>) = 0 [pid 5889] close(4 [pid 5880] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5889] <... close resumed>) = 0 [pid 5891] <... mprotect resumed>) = 0 [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5889] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5889] <... mkdir resumed>) = 0 [pid 5891] <... clone3 resumed> => {parent_tid=[5894]}, 88) = 5894 ./strace-static-x86_64: Process 5894 attached [pid 5891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5891] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5891] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5894] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5893] memfd_create("syzkaller", 0 [pid 5892] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5889] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5883] <... copy_file_range resumed>) = 786432 [pid 5894] <... rseq resumed>) = 0 [pid 5893] <... memfd_create resumed>) = 3 [pid 5892] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5883] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5892] <... futex resumed>) = 1 [pid 5883] <... futex resumed>) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5892] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5883] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] exit_group(0 [pid 5894] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] <... mmap resumed>) = 0x7f0cb3600000 [pid 5892] <... futex resumed>) = ? [pid 5889] <... mount resumed>) = 0 [pid 5883] <... futex resumed>) = ? [pid 5880] <... exit_group resumed>) = ? [pid 5894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5892] +++ exited with 0 +++ [pid 5889] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5894] memfd_create("syzkaller", 0 [pid 5889] <... openat resumed>) = 3 [pid 5894] <... memfd_create resumed>) = 3 [pid 5889] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5889] <... chdir resumed>) = 0 [pid 5883] +++ exited with 0 +++ [pid 5880] +++ exited with 0 +++ [pid 5889] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5889] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5222] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] <... futex resumed>) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5889] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5889] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 1 [pid 5222] newfstatat(3, "", [pid 5889] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./46/binderfs") = 0 [pid 5222] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] <... openat resumed>) = 4 [ 89.313561][ T5888] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 89.345395][ T5889] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5889] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 5887] <... futex resumed>) = 1 [pid 5889] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... futex resumed>) = 0 [pid 5887] <... futex resumed>) = 1 [pid 5894] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5889] ftruncate(5, 33587187 [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... ftruncate resumed>) = 0 [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5888] <... mount resumed>) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5888] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5888] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5889] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5888] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] <... futex resumed>) = 0 [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 0 [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] <... futex resumed>) = 1 [pid 5888] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000) = 4 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5888] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 4 [pid 5886] <... futex resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5888] <... futex resumed>) = 1 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5888] ftruncate(5, 33587187) = 0 [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5888] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] <... futex resumed>) = 0 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5222] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] close(4) = 0 [pid 5222] rmdir("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5894] <... write resumed>) = 2097152 [pid 5222] <... rmdir resumed>) = 0 [pid 5894] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5893] <... write resumed>) = 2097152 [pid 5222] getdents64(3, [pid 5893] munmap(0x7f0cb3600000, 138412032 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5222] close(3 [pid 5893] <... munmap resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("./46") = 0 [pid 5222] mkdir("./47", 0777 [pid 5894] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5893] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5889] <... copy_file_range resumed>) = 393216 [pid 5888] <... copy_file_range resumed>) = 393216 [pid 5887] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... mkdir resumed>) = 0 [pid 5894] ioctl(4, LOOP_SET_FD, 3 [pid 5893] <... openat resumed>) = 4 [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... ioctl resumed>) = 0 [pid 5893] ioctl(4, LOOP_SET_FD, 3 [pid 5889] <... futex resumed>) = 0 [pid 5888] <... futex resumed>) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5888] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5889] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... openat resumed>) = 3 [pid 5888] <... open resumed>) = 6 [pid 5894] close(3 [pid 5893] <... ioctl resumed>) = 0 [pid 5889] <... open resumed>) = 6 [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5894] <... close resumed>) = 0 [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... futex resumed>) = 1 [pid 5886] <... futex resumed>) = 0 [pid 5893] close(3 [pid 5894] close(4 [pid 5893] <... close resumed>) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5888] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5887] <... futex resumed>) = 0 [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... ioctl resumed>) = 0 [pid 5894] <... close resumed>) = 0 [pid 5889] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5894] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5888] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5887] <... futex resumed>) = 0 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5888] <... open resumed>) = 7 [pid 5893] close(4) = 0 [pid 5889] <... open resumed>) = 7 [pid 5893] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... mkdir resumed>) = 0 [pid 5894] <... mkdir resumed>) = 0 [pid 5893] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5889] <... futex resumed>) = 1 [pid 5888] <... futex resumed>) = 1 [pid 5887] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5889] ftruncate(6, 46515 [pid 5888] ftruncate(6, 46515 [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5889] <... ftruncate resumed>) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5888] <... ftruncate resumed>) = 0 [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... futex resumed>) = 0 [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 89.492041][ T5894] loop3: detected capacity change from 0 to 4096 [ 89.501296][ T5893] loop2: detected capacity change from 0 to 4096 [pid 5894] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5889] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5888] <... futex resumed>) = 0 [pid 5887] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5886] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5895 attached [pid 5895] set_robust_list(0x555593f656a0, 24) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5886] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] chdir("./47") = 0 [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5895] setpgid(0, 0) = 0 [pid 5887] <... futex resumed>) = 0 [pid 5887] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5888] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5895] <... openat resumed>) = 3 [pid 5889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5895 [pid 5895] write(3, "1000", 4) = 4 [pid 5889] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5895] close(3) = 0 [pid 5895] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5889] <... mmap resumed>) = 0x20000000 executing program [pid 5895] write(1, "executing program\n", 18) = 18 [pid 5889] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] <... futex resumed>) = 0 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5887] exit_group(0) = ? [pid 5895] <... futex resumed>) = 0 [pid 5889] <... futex resumed>) = ? [pid 5895] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5895] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5889] +++ exited with 0 +++ [pid 5887] +++ exited with 0 +++ [pid 5895] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5888] <... mmap resumed>) = 0x20000000 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5895] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5218] <... restart_syscall resumed>) = 0 [pid 5888] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] <... mprotect resumed>) = 0 [pid 5886] <... futex resumed>) = 0 [pid 5886] exit_group(0) = ? [pid 5895] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5218] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5888] <... futex resumed>) = ? [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5896 attached [pid 5218] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5895] <... clone3 resumed> => {parent_tid=[5896]}, 88) = 5896 [pid 5218] <... openat resumed>) = 3 [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] newfstatat(3, "", [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(3, [pid 5895] <... futex resumed>) = 0 [pid 5896] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5888] +++ exited with 0 +++ [pid 5886] +++ exited with 0 +++ [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5893] <... mount resumed>) = 0 [pid 5896] <... rseq resumed>) = 0 [ 89.535270][ T5893] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [ 89.538876][ T5894] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5893] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5219] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5893] <... openat resumed>) = 3 [pid 5896] <... set_robust_list resumed>) = 0 [pid 5893] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5896] rt_sigprocmask(SIG_SETMASK, [], [pid 5893] <... chdir resumed>) = 0 [pid 5896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5893] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, [pid 5896] memfd_create("syzkaller", 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5896] <... memfd_create resumed>) = 3 [pid 5893] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5219] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5893] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] unlink("./47/binderfs" [pid 5219] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./46/binderfs" [pid 5896] <... mmap resumed>) = 0x7f0cb3600000 [pid 5893] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 5218] <... unlink resumed>) = 0 [pid 5893] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5890] <... futex resumed>) = 0 [pid 5893] <... openat resumed>) = 4 [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] <... futex resumed>) = 0 [pid 5890] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5890] <... futex resumed>) = 0 [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... openat resumed>) = 5 [pid 5893] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5893] ftruncate(5, 33587187 [pid 5890] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... ftruncate resumed>) = 0 [pid 5890] <... futex resumed>) = 0 [pid 5893] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5893] <... futex resumed>) = 0 [pid 5890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5893] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5890] <... futex resumed>) = 0 [pid 5893] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = 0 [pid 5894] <... mount resumed>) = 0 [pid 5894] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5894] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5894] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5894] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] <... futex resumed>) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5894] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] <... futex resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5894] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5891] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] umount2("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, [pid 5896] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5894] <... openat resumed>) = 4 [pid 5218] <... umount2 resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5894] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5894] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(4, [pid 5891] <... futex resumed>) = 0 [pid 5891] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] close(4 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5894] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5219] <... close resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] rmdir("\x2e\x2f\x34\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5894] <... openat resumed>) = 5 [pid 5218] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] <... rmdir resumed>) = 0 [pid 5218] newfstatat(4, "", [pid 5219] getdents64(3, [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5894] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] getdents64(4, [pid 5894] <... futex resumed>) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5219] close(3 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5894] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(4, [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5891] <... futex resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5894] ftruncate(5, 33587187 [pid 5891] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... close resumed>) = 0 [pid 5218] close(4 [pid 5894] <... ftruncate resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5894] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] rmdir("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5894] <... futex resumed>) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5894] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5891] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5894] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5890] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5219] rmdir("./46" [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5890] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5218] getdents64(3, [pid 5890] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5890] <... futex resumed>) = 0 [pid 5218] close(3 [pid 5890] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5890] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5890] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5218] <... close resumed>) = 0 [pid 5890] <... mprotect resumed>) = 0 [pid 5218] rmdir("./47" [pid 5890] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] mkdir("./47", 0777 [pid 5890] <... rt_sigprocmask resumed>[], 8) = 0 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5219] <... mkdir resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5898 attached [pid 5890] <... clone3 resumed> => {parent_tid=[5898]}, 88) = 5898 [pid 5898] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5890] rt_sigprocmask(SIG_SETMASK, [], [pid 5898] <... rseq resumed>) = 0 [pid 5890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] mkdir("./48", 0777 [pid 5898] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5890] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... mkdir resumed>) = 0 [pid 5898] <... set_robust_list resumed>) = 0 [pid 5890] <... futex resumed>) = 0 [pid 5890] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5898] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5896] <... write resumed>) = 2097152 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5896] munmap(0x7f0cb3600000, 138412032 [pid 5219] <... openat resumed>) = 3 [pid 5898] <... open resumed>) = 6 [pid 5896] <... munmap resumed>) = 0 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5219] close(3 [pid 5218] close(3 [pid 5898] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 1 [pid 5896] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5890] <... futex resumed>) = 0 [pid 5890] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5890] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... close resumed>) = 0 [pid 5891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5891] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5891] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5896] <... openat resumed>) = 4 [pid 5891] <... mprotect resumed>) = 0 [pid 5219] <... close resumed>) = 0 ./strace-static-x86_64: Process 5899 attached [pid 5891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5899 [pid 5896] ioctl(4, LOOP_SET_FD, 3 [pid 5891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5900 attached [pid 5898] <... open resumed>) = 7 [pid 5899] set_robust_list(0x555593f656a0, 24 [pid 5898] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] <... clone3 resumed> => {parent_tid=[5900]}, 88) = 5900 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5898] <... futex resumed>) = 1 [pid 5891] rt_sigprocmask(SIG_SETMASK, [], [pid 5890] <... futex resumed>) = 0 [pid 5891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5890] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5891] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5890] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5891] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5899] chdir("./48" [pid 5898] ftruncate(6, 46515) = 0 [pid 5900] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5899] <... chdir resumed>) = 0 [pid 5898] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... rseq resumed>) = 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] <... futex resumed>) = 1 [pid 5890] <... futex resumed>) = 0 [pid 5900] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5899] <... prctl resumed>) = 0 [pid 5898] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5890] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... set_robust_list resumed>) = 0 [pid 5899] setpgid(0, 0 [pid 5890] <... futex resumed>) = 0 [pid 5900] rt_sigprocmask(SIG_SETMASK, [], [pid 5899] <... setpgid resumed>) = 0 [pid 5890] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5900] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5899] <... openat resumed>) = 3 [pid 5899] write(3, "1000", 4) = 4 [pid 5899] close(3) = 0 [pid 5899] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5899] write(1, "executing program\n", 18) = 18 [pid 5899] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5899] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5899] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5900] <... open resumed>) = 6 [pid 5896] <... ioctl resumed>) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5899] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5901 ./strace-static-x86_64: Process 5901 attached [pid 5899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5896] close(3./strace-static-x86_64: Process 5902 attached ) = 0 [pid 5902] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5901] set_robust_list(0x555593f656a0, 24 [pid 5899] <... clone3 resumed> => {parent_tid=[5902]}, 88) = 5902 [pid 5896] close(4 [pid 5902] <... rseq resumed>) = 0 [pid 5901] <... set_robust_list resumed>) = 0 [pid 5900] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], [pid 5898] <... mmap resumed>) = 0x20000000 [pid 5902] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5901] chdir("./47" [pid 5900] <... futex resumed>) = 1 [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5898] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... close resumed>) = 0 [pid 5891] <... futex resumed>) = 0 [pid 5902] <... set_robust_list resumed>) = 0 [pid 5901] <... chdir resumed>) = 0 [pid 5900] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5899] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = 1 [pid 5896] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5891] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5890] <... futex resumed>) = 0 [pid 5902] rt_sigprocmask(SIG_SETMASK, [], [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5900] <... open resumed>) = 7 [pid 5899] <... futex resumed>) = 0 [pid 5898] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] <... futex resumed>) = 0 [pid 5902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5900] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5891] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... prctl resumed>) = 0 [pid 5896] <... mkdir resumed>) = 0 [pid 5891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 89.735610][ T5896] loop4: detected capacity change from 0 to 4096 [pid 5901] setpgid(0, 0 [pid 5900] <... futex resumed>) = 0 [pid 5896] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5891] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] memfd_create("syzkaller", 0 [pid 5901] <... setpgid resumed>) = 0 [pid 5900] ftruncate(6, 46515 [pid 5891] <... futex resumed>) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5891] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5902] <... memfd_create resumed>) = 3 [pid 5901] <... openat resumed>) = 3 [pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5900] <... ftruncate resumed>) = 0 [pid 5900] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5891] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5891] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3) = 0 [pid 5901] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5893] <... copy_file_range resumed>) = 851968 [pid 5893] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] write(1, "executing program\n", 18executing program ) = 18 [pid 5893] <... futex resumed>) = 0 [pid 5890] exit_group(0 [pid 5893] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5893] <... futex resumed>) = ? [pid 5890] <... exit_group resumed>) = ? [pid 5901] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5893] +++ exited with 0 +++ [pid 5901] <... rt_sigaction resumed>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) = 0x7f0cbbb0b000 [pid 5894] <... copy_file_range resumed>) = 786432 [pid 5901] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5894] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... mprotect resumed>) = 0 [pid 5894] <... futex resumed>) = 0 [pid 5898] <... futex resumed>) = ? [pid 5901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5898] +++ exited with 0 +++ [pid 5894] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5890] +++ exited with 0 +++ [pid 5900] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5900] <... futex resumed>) = 1 [pid 5891] <... futex resumed>) = 0 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5900] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5891] exit_group(0 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5900] <... futex resumed>) = ? [pid 5894] <... futex resumed>) = ? [pid 5891] <... exit_group resumed>) = ? [pid 5900] +++ exited with 0 +++ [pid 5894] +++ exited with 0 +++ [pid 5901] <... clone3 resumed> => {parent_tid=[5903]}, 88) = 5903 [pid 5901] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5903 attached NULL, 8) = 0 [pid 5891] +++ exited with 0 +++ [pid 5220] <... restart_syscall resumed>) = 0 [pid 5903] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5903] <... rseq resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5221] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5903] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5903] <... set_robust_list resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5903] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... openat resumed>) = 3 [pid 5903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] newfstatat(3, "", [pid 5903] memfd_create("syzkaller", 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] <... openat resumed>) = 3 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5903] <... memfd_create resumed>) = 3 [ 89.780815][ T5896] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5221] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5903] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] unlink("./48/binderfs" [pid 5220] unlink("./47/binderfs" [pid 5221] <... unlink resumed>) = 0 [pid 5220] <... unlink resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] <... mount resumed>) = 0 [pid 5896] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5896] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5902] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5896] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5896] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5896] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000) = 4 [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5221] <... umount2 resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5896] <... openat resumed>) = 5 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5903] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5902] <... write resumed>) = 2097152 [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5902] munmap(0x7f0cb3600000, 138412032 [pid 5896] <... futex resumed>) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5902] <... munmap resumed>) = 0 [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5895] <... futex resumed>) = 0 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] ftruncate(5, 33587187 [pid 5221] <... openat resumed>) = 4 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5896] <... ftruncate resumed>) = 0 [pid 5221] newfstatat(4, "", [pid 5220] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] getdents64(4, [pid 5220] <... openat resumed>) = 4 [pid 5896] <... futex resumed>) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] newfstatat(4, "", [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] getdents64(4, [pid 5902] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5895] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5902] <... openat resumed>) = 4 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] close(4 [pid 5902] ioctl(4, LOOP_SET_FD, 3 [pid 5896] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5221] <... close resumed>) = 0 [pid 5220] getdents64(4, [pid 5221] rmdir("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./48") = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] mkdir("./49", 0777 [pid 5220] getdents64(4, [pid 5221] <... mkdir resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5220] <... close resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5220] rmdir("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5902] <... ioctl resumed>) = 0 [pid 5903] <... write resumed>) = 2097152 [pid 5221] <... close resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5902] close(3) = 0 [pid 5902] close(4) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5904 attached [pid 5902] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5220] getdents64(3, [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5904 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3 [pid 5904] set_robust_list(0x555593f656a0, 24) = 0 [pid 5902] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... close resumed>) = 0 executing program [pid 5904] chdir("./49" [pid 5903] munmap(0x7f0cb3600000, 138412032 [pid 5220] rmdir("./47" [pid 5904] <... chdir resumed>) = 0 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5904] setpgid(0, 0) = 0 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5904] write(3, "1000", 4) = 4 [pid 5904] close(3) = 0 [pid 5904] symlink("/dev/binderfs", "./binderfs" [pid 5220] <... rmdir resumed>) = 0 [pid 5220] mkdir("./48", 0777 [pid 5904] <... symlink resumed>) = 0 [pid 5904] write(1, "executing program\n", 18) = 18 [pid 5904] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5904] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5904] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5895] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] <... mkdir resumed>) = 0 [pid 5895] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5903] <... munmap resumed>) = 0 [pid 5895] <... futex resumed>) = 0 [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... openat resumed>) = 3 [pid 5895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5903] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5895] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5903] <... openat resumed>) = 4 [pid 5895] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5220] <... ioctl resumed>) = 0 [pid 5903] ioctl(4, LOOP_SET_FD, 3 [pid 5904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5895] <... mprotect resumed>) = 0 [pid 5220] close(3 [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5895] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5905 attached [pid 5904] <... clone3 resumed> => {parent_tid=[5905]}, 88) = 5905 [pid 5902] <... mount resumed>) = 0 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5902] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5905] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5904] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] <... openat resumed>) = 3 [pid 5905] <... rseq resumed>) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5902] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5905] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5904] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5902] <... chdir resumed>) = 0 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5902] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5905] rt_sigprocmask(SIG_SETMASK, [], [pid 5902] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5895] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5905] memfd_create("syzkaller", 0 [pid 5902] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 89.925242][ T5902] loop0: detected capacity change from 0 to 4096 [ 89.958201][ T5902] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5902] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] <... memfd_create resumed>) = 3 [pid 5905] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5899] <... futex resumed>) = 0 [pid 5905] <... mmap resumed>) = 0x7f0cb3600000 [pid 5899] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5906 attached [pid 5902] <... futex resumed>) = 0 [pid 5899] <... futex resumed>) = 1 [pid 5906] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5903] <... ioctl resumed>) = 0 [pid 5902] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5899] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5895] <... clone3 resumed> => {parent_tid=[5906]}, 88) = 5906 [pid 5220] <... close resumed>) = 0 [pid 5906] <... rseq resumed>) = 0 [pid 5903] close(3 [pid 5902] <... openat resumed>) = 4 [pid 5895] rt_sigprocmask(SIG_SETMASK, [], [pid 5906] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5903] <... close resumed>) = 0 [pid 5895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5906] <... set_robust_list resumed>) = 0 [pid 5903] close(4 [pid 5902] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5895] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] rt_sigprocmask(SIG_SETMASK, [], [pid 5903] <... close resumed>) = 0 [pid 5902] <... futex resumed>) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = 0 [pid 5906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5903] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5896] <... copy_file_range resumed>) = 393216 [pid 5895] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5907 ./strace-static-x86_64: Process 5907 attached [pid 5899] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5899] <... futex resumed>) = 0 [pid 5903] <... mkdir resumed>) = 0 [pid 5902] <... openat resumed>) = 5 [pid 5899] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5896] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5907] set_robust_list(0x555593f656a0, 24 [pid 5906] <... open resumed>) = 6 [pid 5902] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5902] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5899] <... futex resumed>) = 0 [pid 5899] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5902] <... futex resumed>) = 0 [pid 5902] ftruncate(5, 33587187) = 0 [pid 5899] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... set_robust_list resumed>) = 0 [pid 5902] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] chdir("./48" [pid 5902] <... futex resumed>) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5902] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5899] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... chdir resumed>) = 0 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] setpgid(0, 0 [pid 5906] <... futex resumed>) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5906] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... setpgid resumed>) = 0 [pid 5896] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5896] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5896] <... open resumed>) = 7 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... openat resumed>) = 3 [pid 5896] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5896] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] write(3, "1000", 4 [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... write resumed>) = 4 [pid 5907] close(3 [pid 5896] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = 1 [pid 5896] ftruncate(6, 46515 [pid 5907] <... close resumed>) = 0 [pid 5896] <... ftruncate resumed>) = 0 [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] symlink("/dev/binderfs", "./binderfs" [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... symlink resumed>) = 0 [pid 5896] <... futex resumed>) = 0 [pid 5895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] write(1, "executing program\n", 18 [pid 5896] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5907] <... write resumed>) = 18 [pid 5896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5895] <... futex resumed>) = 0 [pid 5896] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5895] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5896] <... mmap resumed>) = 0x20000000 [pid 5907] <... futex resumed>) = 0 [pid 5907] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5907] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5896] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5895] <... futex resumed>) = 0 [pid 5907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5896] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5895] exit_group(0) = ? [pid 5906] <... futex resumed>) = ? [pid 5896] <... futex resumed>) = ? [pid 5906] +++ exited with 0 +++ [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5908 attached => {parent_tid=[5908]}, 88) = 5908 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5907] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 90.009790][ T5903] loop1: detected capacity change from 0 to 4096 [ 90.047844][ T5903] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5907] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5905] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5896] +++ exited with 0 +++ [pid 5895] +++ exited with 0 +++ [pid 5908] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5899] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5899] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5899] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5899] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5908] <... rseq resumed>) = 0 ./strace-static-x86_64: Process 5909 attached [pid 5908] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5903] <... mount resumed>) = 0 [pid 5899] <... clone3 resumed> => {parent_tid=[5909]}, 88) = 5909 [pid 5222] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5908] rt_sigprocmask(SIG_SETMASK, [], [pid 5903] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5908] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5903] <... openat resumed>) = 3 [pid 5899] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5909] <... rseq resumed>) = 0 [pid 5899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5909] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5908] memfd_create("syzkaller", 0 [pid 5903] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5899] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5903] <... chdir resumed>) = 0 [pid 5899] <... futex resumed>) = 0 [pid 5909] rt_sigprocmask(SIG_SETMASK, [], [pid 5899] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... memfd_create resumed>) = 3 [pid 5903] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5222] newfstatat(3, "", [pid 5909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5903] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5908] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5222] getdents64(3, [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... mmap resumed>) = 0x7f0cb3600000 [pid 5903] <... futex resumed>) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5903] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5901] <... futex resumed>) = 0 [pid 5909] <... open resumed>) = 6 [pid 5903] <... openat resumed>) = 4 [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5903] <... futex resumed>) = 0 [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(AT_FDCWD, "./47/binderfs", [pid 5903] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5901] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] <... openat resumed>) = 5 [pid 5222] unlink("./47/binderfs" [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... unlink resumed>) = 0 [pid 5903] <... futex resumed>) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] ftruncate(5, 33587187 [pid 5901] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] <... ftruncate resumed>) = 0 [pid 5909] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... futex resumed>) = 1 [pid 5909] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5903] <... futex resumed>) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5903] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5901] <... futex resumed>) = 0 [pid 5899] <... futex resumed>) = 0 [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5899] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] <... futex resumed>) = 0 [pid 5899] <... futex resumed>) = 1 [pid 5909] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5899] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] <... open resumed>) = 7 [pid 5909] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5899] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] ftruncate(6, 46515) = 0 [pid 5909] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5899] <... futex resumed>) = 0 [pid 5909] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5899] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5905] <... write resumed>) = 2097152 [pid 5909] <... mmap resumed>) = 0x20000000 [pid 5909] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] munmap(0x7f0cb3600000, 138412032 [pid 5899] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 1 [pid 5909] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5905] <... munmap resumed>) = 0 [pid 5908] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5222] <... umount2 resumed>) = 0 [pid 5905] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5222] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] ioctl(4, LOOP_SET_FD, 3 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5222] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5903] <... copy_file_range resumed>) = 393216 [pid 5901] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5901] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] newfstatat(4, "", [pid 5901] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] getdents64(4, [pid 5903] <... futex resumed>) = 0 [pid 5902] <... copy_file_range resumed>) = 851968 [pid 5901] <... mprotect resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5903] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5902] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] getdents64(4, [pid 5902] <... futex resumed>) = 0 [pid 5901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5902] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5899] exit_group(0 [pid 5222] close(4./strace-static-x86_64: Process 5910 attached [pid 5909] <... futex resumed>) = ? [pid 5902] <... futex resumed>) = ? [pid 5899] <... exit_group resumed>) = ? [pid 5222] <... close resumed>) = 0 [pid 5910] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5909] +++ exited with 0 +++ [pid 5905] <... ioctl resumed>) = 0 [pid 5902] +++ exited with 0 +++ [pid 5901] <... clone3 resumed> => {parent_tid=[5910]}, 88) = 5910 [pid 5899] +++ exited with 0 +++ [pid 5222] rmdir("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5910] <... rseq resumed>) = 0 [pid 5905] close(3 [pid 5901] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=13 /* 0.13 s */} --- [pid 5910] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5908] <... write resumed>) = 2097152 [pid 5905] <... close resumed>) = 0 [pid 5901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5910] <... set_robust_list resumed>) = 0 [pid 5908] munmap(0x7f0cb3600000, 138412032 [pid 5905] close(4 [pid 5901] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5218] <... restart_syscall resumed>) = 0 [pid 5910] rt_sigprocmask(SIG_SETMASK, [], [pid 5905] <... close resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5905] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5901] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(3 [pid 5910] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5905] <... mkdir resumed>) = 0 [pid 5218] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5218] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, [pid 5222] <... close resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] rmdir("./47" [pid 5218] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] <... rmdir resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] mkdir("./48", 0777 [pid 5218] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5222] <... mkdir resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5218] unlink("./48/binderfs" [pid 5222] <... openat resumed>) = 3 [pid 5218] <... unlink resumed>) = 0 [pid 5910] <... open resumed>) = 6 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5218] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5910] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... munmap resumed>) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5910] <... futex resumed>) = 1 [pid 5908] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5901] <... futex resumed>) = 0 [pid 5910] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... openat resumed>) = 4 [pid 5903] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 1 [pid 5908] ioctl(4, LOOP_SET_FD, 3 [pid 5903] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] <... open resumed>) = 7 [pid 5222] close(3 [ 90.190049][ T5905] loop3: detected capacity change from 0 to 4096 [ 90.229058][ T5905] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5903] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5903] ftruncate(6, 46515 [pid 5901] <... futex resumed>) = 0 [pid 5903] <... ftruncate resumed>) = 0 [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 [pid 5908] <... ioctl resumed>) = 0 [pid 5903] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5901] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5908] close(3 [pid 5901] <... futex resumed>) = 0 [pid 5908] <... close resumed>) = 0 [pid 5901] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] close(4 [pid 5903] <... mmap resumed>) = 0x20000000 [pid 5908] <... close resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5903] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5901] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5911 attached [pid 5908] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5903] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] exit_group(0 [pid 5218] <... umount2 resumed>) = 0 [pid 5911] set_robust_list(0x555593f656a0, 24 [pid 5908] <... mkdir resumed>) = 0 [pid 5901] <... exit_group resumed>) = ? [pid 5910] <... futex resumed>) = ? [pid 5903] <... futex resumed>) = ? [pid 5911] <... set_robust_list resumed>) = 0 [pid 5911] chdir("./48") = 0 [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] +++ exited with 0 +++ [pid 5911] setpgid(0, 0) = 0 [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5218] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] <... openat resumed>) = 3 [pid 5910] +++ exited with 0 +++ [pid 5901] +++ exited with 0 +++ [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5911] write(3, "1000", 4 [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5911] <... write resumed>) = 4 [pid 5908] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5911 [pid 5219] <... restart_syscall resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5911] close(3 [pid 5218] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] <... close resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5911] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 executing program [pid 5911] write(1, "executing program\n", 18 [pid 5218] getdents64(4, [pid 5911] <... write resumed>) = 18 [pid 5911] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5911] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5911] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5218] close(4 [pid 5911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... close resumed>) = 0 [pid 5911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5218] rmdir("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5911] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5218] <... rmdir resumed>) = 0 [pid 5911] <... mprotect resumed>) = 0 [pid 5911] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] getdents64(3, [ 90.240364][ T5908] loop2: detected capacity change from 0 to 4096 [pid 5219] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5219] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] close(3./strace-static-x86_64: Process 5912 attached [pid 5219] <... openat resumed>) = 3 [pid 5218] <... close resumed>) = 0 [pid 5912] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5911] <... clone3 resumed> => {parent_tid=[5912]}, 88) = 5912 [pid 5219] newfstatat(3, "", [pid 5218] rmdir("./48" [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5912] <... rseq resumed>) = 0 [pid 5911] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... rmdir resumed>) = 0 [pid 5912] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5911] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] rt_sigprocmask(SIG_SETMASK, [], [pid 5911] <... futex resumed>) = 0 [pid 5912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5911] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] mkdir("./49", 0777 [pid 5219] getdents64(3, [pid 5218] <... mkdir resumed>) = 0 [pid 5912] memfd_create("syzkaller", 0) = 3 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5912] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5218] <... openat resumed>) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] close(3 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./47/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... close resumed>) = 0 [pid 5905] <... mount resumed>) = 0 [ 90.287578][ T5908] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5905] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5905] <... openat resumed>) = 3 [pid 5905] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 ./strace-static-x86_64: Process 5913 attached [pid 5905] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5905] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] set_robust_list(0x555593f656a0, 24 [pid 5905] <... futex resumed>) = 1 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5905] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] chdir("./49" [pid 5905] <... futex resumed>) = 0 [pid 5904] <... futex resumed>) = 1 [pid 5905] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5904] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] <... chdir resumed>) = 0 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5913 [pid 5913] <... prctl resumed>) = 0 [pid 5905] <... openat resumed>) = 4 [pid 5913] setpgid(0, 0 [pid 5905] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5904] <... futex resumed>) = 0 [pid 5905] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5904] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = 0 [pid 5905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5905] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... openat resumed>) = 5 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5913] <... setpgid resumed>) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... openat resumed>) = 3 [pid 5219] umount2("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... futex resumed>) = 1 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5913] write(3, "1000", 4 [pid 5905] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] <... write resumed>) = 4 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5913] close(3 [pid 5219] <... openat resumed>) = 4 [pid 5913] <... close resumed>) = 0 [pid 5913] symlink("/dev/binderfs", "./binderfs" [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5913] <... symlink resumed>) = 0 [pid 5219] getdents64(4, executing program [pid 5913] write(1, "executing program\n", 18 [pid 5904] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5913] <... write resumed>) = 18 [pid 5913] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(4, [pid 5913] <... futex resumed>) = 0 [pid 5913] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5905] <... futex resumed>) = 0 [pid 5904] <... futex resumed>) = 1 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5913] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5905] ftruncate(5, 33587187 [pid 5904] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] close(4 [pid 5913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5905] <... ftruncate resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5905] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] rmdir("\x2e\x2f\x34\x37\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5908] <... mount resumed>) = 0 [pid 5905] <... futex resumed>) = 1 [pid 5904] <... futex resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5905] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5904] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] getdents64(3, [pid 5913] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5912] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5908] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5904] <... futex resumed>) = 0 [pid 5913] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5908] <... openat resumed>) = 3 [pid 5905] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5904] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5913] <... mprotect resumed>) = 0 [pid 5219] close(3) = 0 [pid 5219] rmdir("./47") = 0 [pid 5219] mkdir("./48", 0777 [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5908] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5219] <... mkdir resumed>) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5913] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5908] <... chdir resumed>) = 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5908] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5913] <... clone3 resumed> => {parent_tid=[5914]}, 88) = 5914 [pid 5908] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], [pid 5908] <... futex resumed>) = 1 [pid 5913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5913] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5914 attached ) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5907] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5914] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5913] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5908] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5907] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... rseq resumed>) = 0 [pid 5914] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5914] memfd_create("syzkaller", 0 [pid 5912] <... write resumed>) = 2097152 [pid 5914] <... memfd_create resumed>) = 3 [pid 5914] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5912] munmap(0x7f0cb3600000, 138412032 [pid 5908] <... openat resumed>) = 4 [pid 5219] <... close resumed>) = 0 [pid 5908] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5908] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] <... futex resumed>) = 0 [pid 5907] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] <... futex resumed>) = 0 [pid 5907] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5915 attached [pid 5908] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5907] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5908] <... openat resumed>) = 5 [pid 5915] set_robust_list(0x555593f656a0, 24 [pid 5912] <... munmap resumed>) = 0 [pid 5908] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5915 [pid 5912] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5908] <... futex resumed>) = 1 [pid 5904] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5915] <... set_robust_list resumed>) = 0 [pid 5912] ioctl(4, LOOP_SET_FD, 3 [pid 5908] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] <... futex resumed>) = 0 [pid 5904] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] chdir("./48" [pid 5908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5908] ftruncate(5, 33587187 [pid 5907] <... futex resumed>) = 0 [pid 5904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5915] <... chdir resumed>) = 0 [pid 5908] <... ftruncate resumed>) = 0 [pid 5907] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5908] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5915] <... prctl resumed>) = 0 [pid 5908] <... futex resumed>) = 1 [pid 5907] <... futex resumed>) = 0 [pid 5904] <... mprotect resumed>) = 0 [pid 5915] setpgid(0, 0 [pid 5908] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5907] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5915] <... setpgid resumed>) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5904] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5916 attached [pid 5915] <... openat resumed>) = 3 [pid 5904] <... clone3 resumed> => {parent_tid=[5916]}, 88) = 5916 [pid 5904] rt_sigprocmask(SIG_SETMASK, [], [pid 5915] write(3, "1000", 4 [pid 5904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... write resumed>) = 4 [pid 5904] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5904] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5915] close(3 [pid 5916] <... rseq resumed>) = 0 [pid 5915] <... close resumed>) = 0 [pid 5916] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5915] symlink("/dev/binderfs", "./binderfs" [pid 5916] <... set_robust_list resumed>) = 0 [pid 5915] <... symlink resumed>) = 0 [pid 5914] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5912] <... ioctl resumed>) = 0 [pid 5916] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 5915] write(1, "executing program\n", 18 [pid 5912] close(3) = 0 [pid 5916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] <... write resumed>) = 18 [pid 5916] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5915] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5912] close(4 [pid 5915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5912] <... close resumed>) = 0 [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5912] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5915] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5915] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5916] <... open resumed>) = 6 [pid 5915] <... mprotect resumed>) = 0 [pid 5912] <... mkdir resumed>) = 0 [pid 5916] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5916] <... futex resumed>) = 1 [pid 5915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5904] <... futex resumed>) = 0 [pid 5916] open("./bus", O_RDWR|O_SYNC|0x3c [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5904] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5917 attached [pid 5916] <... open resumed>) = 7 [pid 5904] <... futex resumed>) = 0 [pid 5904] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5916] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... clone3 resumed> => {parent_tid=[5917]}, 88) = 5917 [pid 5916] <... futex resumed>) = 1 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5904] <... futex resumed>) = 0 [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5904] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5904] <... futex resumed>) = 0 [pid 5915] <... futex resumed>) = 0 [pid 5904] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5917] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5917] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5916] ftruncate(6, 46515) = 0 [pid 5917] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 90.463126][ T5912] loop4: detected capacity change from 0 to 4096 [pid 5916] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] memfd_create("syzkaller", 0 [pid 5916] <... futex resumed>) = 1 [pid 5912] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5904] <... futex resumed>) = 0 [pid 5916] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5904] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... memfd_create resumed>) = 3 [pid 5916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5904] <... futex resumed>) = 0 [pid 5917] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5916] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5904] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5917] <... mmap resumed>) = 0x7f0cb3600000 [pid 5907] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5907] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5907] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5907] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5918 attached => {parent_tid=[5918]}, 88) = 5918 [pid 5918] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5907] rt_sigprocmask(SIG_SETMASK, [], [pid 5918] <... rseq resumed>) = 0 [pid 5907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5907] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... set_robust_list resumed>) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5918] rt_sigprocmask(SIG_SETMASK, [], [pid 5907] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5918] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5905] <... copy_file_range resumed>) = 393216 [pid 5916] <... mmap resumed>) = 0x20000000 [pid 5905] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5918] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5916] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5905] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5918] <... futex resumed>) = 1 [pid 5918] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5916] <... futex resumed>) = 1 [pid 5904] <... futex resumed>) = 0 [pid 5907] <... futex resumed>) = 0 [pid 5907] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5918] <... futex resumed>) = 0 [pid 5918] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5907] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5904] exit_group(0 [pid 5905] <... futex resumed>) = ? [pid 5904] <... exit_group resumed>) = ? [pid 5918] <... open resumed>) = 7 [pid 5905] +++ exited with 0 +++ [pid 5918] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5907] <... futex resumed>) = 0 [pid 5918] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5907] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5907] <... futex resumed>) = 0 [pid 5918] ftruncate(6, 46515 [pid 5907] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... ftruncate resumed>) = 0 [pid 5916] +++ exited with 0 +++ [pid 5914] <... write resumed>) = 2097152 [pid 5904] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5918] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5918] <... futex resumed>) = 1 [pid 5907] <... futex resumed>) = 0 [pid 5907] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5918] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5907] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5914] munmap(0x7f0cb3600000, 138412032 [pid 5907] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5918] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5221] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5918] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] <... openat resumed>) = 3 [pid 5918] <... futex resumed>) = 0 [pid 5221] newfstatat(3, "", [pid 5918] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5914] <... munmap resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./49/binderfs") = 0 [ 90.507860][ T5912] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5221] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5917] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5914] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5912] <... mount resumed>) = 0 [pid 5908] <... copy_file_range resumed>) = 589824 [pid 5914] <... openat resumed>) = 4 [pid 5912] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5908] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] ioctl(4, LOOP_SET_FD, 3 [pid 5912] <... openat resumed>) = 3 [pid 5908] <... futex resumed>) = 0 [pid 5907] exit_group(0 [pid 5918] <... futex resumed>) = ? [pid 5907] <... exit_group resumed>) = ? [pid 5918] +++ exited with 0 +++ [pid 5908] +++ exited with 0 +++ [pid 5907] +++ exited with 0 +++ [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- [pid 5220] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5220] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./48/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5912] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5912] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5912] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5911] <... futex resumed>) = 0 [pid 5911] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5911] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5911] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5914] <... ioctl resumed>) = 0 [pid 5912] <... openat resumed>) = 4 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5914] close(3 [pid 5912] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5914] <... close resumed>) = 0 [pid 5912] <... futex resumed>) = 1 [pid 5911] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5912] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5914] close(4 [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5911] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 4 [pid 5914] <... close resumed>) = 0 [pid 5912] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5221] newfstatat(4, "", [pid 5912] <... openat resumed>) = 5 [pid 5911] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5914] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5911] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] getdents64(4, [pid 5220] <... umount2 resumed>) = 0 [pid 5912] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5912] <... futex resumed>) = 1 [pid 5917] <... write resumed>) = 2097152 [pid 5912] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5911] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5917] munmap(0x7f0cb3600000, 138412032 [pid 5911] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5911] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] getdents64(4, [pid 5912] ftruncate(5, 33587187 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5912] <... ftruncate resumed>) = 0 [pid 5221] close(4 [pid 5912] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5221] rmdir("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5912] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5221] <... rmdir resumed>) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./49" [pid 5917] <... munmap resumed>) = 0 [pid 5911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] <... rmdir resumed>) = 0 [pid 5221] mkdir("./50", 0777 [pid 5911] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... mkdir resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5911] <... futex resumed>) = 1 [pid 5220] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5912] <... futex resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5912] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5917] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] close(3 [pid 5220] <... openat resumed>) = 4 [pid 5917] <... openat resumed>) = 4 [pid 5220] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5917] ioctl(4, LOOP_SET_FD, 3 [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [ 90.592628][ T5914] loop0: detected capacity change from 0 to 4096 [ 90.624014][ T5914] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5220] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5917] <... ioctl resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5917] close(3 [pid 5220] getdents64(3, [pid 5917] <... close resumed>) = 0 [pid 5917] close(4 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5917] <... close resumed>) = 0 [pid 5220] close(3 [pid 5917] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("./48") = 0 [pid 5917] <... mkdir resumed>) = 0 [pid 5220] mkdir("./49", 0777 [pid 5917] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... mkdir resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5919 attached [pid 5919] set_robust_list(0x555593f656a0, 24) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5919] chdir("./50") = 0 [pid 5911] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] <... openat resumed>) = 3 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5919 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5919] <... prctl resumed>) = 0 [pid 5911] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] setpgid(0, 0 [pid 5911] <... futex resumed>) = 0 [pid 5220] <... ioctl resumed>) = 0 [pid 5919] <... setpgid resumed>) = 0 executing program [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] close(3 [pid 5919] <... openat resumed>) = 3 [pid 5919] write(3, "1000", 4 [pid 5914] <... mount resumed>) = 0 [pid 5919] <... write resumed>) = 4 [pid 5919] close(3) = 0 [pid 5919] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5919] write(1, "executing program\n", 18) = 18 [pid 5914] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5919] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... openat resumed>) = 3 [pid 5919] <... futex resumed>) = 0 [pid 5919] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5914] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5914] <... chdir resumed>) = 0 [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5914] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5911] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5919] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5919] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5914] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5911] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5919] <... mprotect resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5914] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] <... mprotect resumed>) = 0 [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... futex resumed>) = 1 [pid 5914] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5911] rt_sigprocmask(SIG_BLOCK, ~[], [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5920 attached => {parent_tid=[5920]}, 88) = 5920 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], [pid 5911] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5911] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5919] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5921 attached [pid 5920] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5920] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5921] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5911] <... clone3 resumed> => {parent_tid=[5921]}, 88) = 5921 [pid 5921] <... rseq resumed>) = 0 [pid 5920] rt_sigprocmask(SIG_SETMASK, [], [pid 5911] rt_sigprocmask(SIG_SETMASK, [], [pid 5921] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5914] <... openat resumed>) = 4 [pid 5921] <... set_robust_list resumed>) = 0 [pid 5920] memfd_create("syzkaller", 0 [pid 5911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5911] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5911] <... futex resumed>) = 0 [pid 5914] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... futex resumed>) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5921] <... open resumed>) = 6 [pid 5914] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] <... futex resumed>) = 0 [pid 5914] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5913] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... memfd_create resumed>) = 3 [pid 5914] <... openat resumed>) = 5 [pid 5920] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5914] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 90.646902][ T5917] loop1: detected capacity change from 0 to 4096 [ 90.673869][ T5917] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5914] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] <... futex resumed>) = 0 [pid 5913] <... futex resumed>) = 1 [pid 5914] ftruncate(5, 33587187 [pid 5913] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] <... ftruncate resumed>) = 0 [pid 5914] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5921] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... close resumed>) = 0 [pid 5921] <... futex resumed>) = 1 [pid 5911] <... futex resumed>) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5921] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5911] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5922 attached [pid 5921] <... open resumed>) = 7 [pid 5911] <... futex resumed>) = 0 [pid 5922] set_robust_list(0x555593f656a0, 24 [pid 5921] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] <... set_robust_list resumed>) = 0 [pid 5921] <... futex resumed>) = 0 [pid 5911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5922 [pid 5921] ftruncate(6, 46515 [pid 5911] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] chdir("./49" [pid 5911] <... futex resumed>) = 0 [pid 5922] <... chdir resumed>) = 0 [pid 5921] <... ftruncate resumed>) = 0 [pid 5911] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5922] setpgid(0, 0 [pid 5921] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... setpgid resumed>) = 0 [pid 5911] <... futex resumed>) = 0 [pid 5921] <... futex resumed>) = 1 [pid 5911] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5921] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5911] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5922] write(3, "1000", 4) = 4 [pid 5922] close(3) = 0 [pid 5922] symlink("/dev/binderfs", "./binderfs" [pid 5921] <... mmap resumed>) = 0x20000000 [pid 5922] <... symlink resumed>) = 0 executing program [pid 5922] write(1, "executing program\n", 18) = 18 [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5921] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5913] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5913] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... futex resumed>) = 0 [pid 5921] <... futex resumed>) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5911] <... futex resumed>) = 0 [pid 5921] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5922] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5917] <... mount resumed>) = 0 [pid 5913] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5917] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5913] <... mprotect resumed>) = 0 [pid 5922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5917] <... openat resumed>) = 3 [pid 5913] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5922] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5917] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5922] <... mprotect resumed>) = 0 [pid 5917] <... chdir resumed>) = 0 [pid 5913] <... rt_sigprocmask resumed>[], 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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5923 attached [pid 5922] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5917] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5923] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5922] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5917] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5923] <... rseq resumed>) = 0 [pid 5922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5913] <... clone3 resumed> => {parent_tid=[5923]}, 88) = 5923 ./strace-static-x86_64: Process 5924 attached [pid 5923] <... set_robust_list resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5913] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5913] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5924] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5923] rt_sigprocmask(SIG_SETMASK, [], [pid 5922] <... clone3 resumed> => {parent_tid=[5924]}, 88) = 5924 [pid 5917] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5924] <... rseq resumed>) = 0 [pid 5923] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5922] rt_sigprocmask(SIG_SETMASK, [], [pid 5917] <... openat resumed>) = 4 [pid 5924] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5923] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] <... set_robust_list resumed>) = 0 [pid 5924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] memfd_create("syzkaller", 0 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5924] <... memfd_create resumed>) = 3 [pid 5923] <... open resumed>) = 6 [pid 5920] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5917] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5924] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5923] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... openat resumed>) = 5 [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5924] <... mmap resumed>) = 0x7f0cb3600000 [pid 5913] <... futex resumed>) = 0 [pid 5913] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5913] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] <... futex resumed>) = 1 [pid 5912] <... copy_file_range resumed>) = 720896 [pid 5923] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5912] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... open resumed>) = 7 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5912] <... futex resumed>) = 0 [pid 5923] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5911] exit_group(0 [pid 5923] <... futex resumed>) = 1 [pid 5917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5915] <... futex resumed>) = 0 [pid 5921] <... futex resumed>) = ? [pid 5913] <... futex resumed>) = 0 [pid 5911] <... exit_group resumed>) = ? [pid 5923] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5921] +++ exited with 0 +++ [pid 5917] ftruncate(5, 33587187 [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5913] <... futex resumed>) = 0 [pid 5923] ftruncate(6, 46515 [pid 5917] <... ftruncate resumed>) = 0 [pid 5913] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5923] <... ftruncate resumed>) = 0 [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5912] +++ exited with 0 +++ [pid 5911] +++ exited with 0 +++ [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5923] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] <... futex resumed>) = 0 [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5915] <... futex resumed>) = 0 [pid 5923] <... futex resumed>) = 1 [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5913] <... futex resumed>) = 0 [pid 5923] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5913] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5923] <... futex resumed>) = 0 [pid 5923] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5913] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./48/binderfs") = 0 [pid 5222] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5914] <... copy_file_range resumed>) = 589824 [pid 5923] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5914] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5923] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5923] <... futex resumed>) = 1 [pid 5913] <... futex resumed>) = 0 [pid 5913] exit_group(0 [pid 5914] <... futex resumed>) = ? [pid 5913] <... exit_group resumed>) = ? [pid 5914] +++ exited with 0 +++ [pid 5923] +++ exited with 0 +++ [pid 5913] +++ exited with 0 +++ [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5920] <... write resumed>) = 2097152 [pid 5924] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5222] <... umount2 resumed>) = 0 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5920] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5222] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5920] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5222] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5218] newfstatat(3, "", [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5920] <... openat resumed>) = 4 [pid 5915] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... openat resumed>) = 4 [pid 5218] getdents64(3, [pid 5915] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(4, "", [pid 5915] <... futex resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5915] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] getdents64(4, [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5915] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5924] <... write resumed>) = 2097152 [pid 5920] ioctl(4, LOOP_SET_FD, 3 [pid 5917] <... copy_file_range resumed>) = 393216 [pid 5915] <... mprotect resumed>) = 0 [pid 5222] getdents64(4, [pid 5218] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5915] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5915] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] close(4 [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5218] unlink("./49/binderfs" [pid 5222] <... close resumed>) = 0 ./strace-static-x86_64: Process 5925 attached [pid 5924] munmap(0x7f0cb3600000, 138412032 [pid 5925] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5924] <... munmap resumed>) = 0 [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... clone3 resumed> => {parent_tid=[5925]}, 88) = 5925 [pid 5222] rmdir("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] <... unlink resumed>) = 0 [pid 5925] <... rseq resumed>) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5915] rt_sigprocmask(SIG_SETMASK, [], [pid 5925] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5924] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5925] <... set_robust_list resumed>) = 0 [pid 5915] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5925] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] <... openat resumed>) = 4 [pid 5915] <... futex resumed>) = 0 [pid 5924] ioctl(4, LOOP_SET_FD, 3 [pid 5917] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... rmdir resumed>) = 0 [pid 5925] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5915] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5925] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5222] getdents64(3, [pid 5920] <... ioctl resumed>) = 0 [pid 5920] close(3) = 0 [pid 5920] close(4) = 0 [pid 5920] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5920] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5925] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5925] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5917] <... futex resumed>) = 0 [pid 5915] <... futex resumed>) = 1 [pid 5222] rmdir("./48" [pid 5917] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5924] <... ioctl resumed>) = 0 [pid 5924] close(3) = 0 [pid 5924] close(4) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5924] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5924] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5917] <... open resumed>) = 7 [pid 5222] mkdir("./49", 0777 [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] ftruncate(6, 46515 [pid 5915] <... futex resumed>) = 0 [pid 5917] <... ftruncate resumed>) = 0 [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 90.919029][ T5920] loop3: detected capacity change from 0 to 4096 [ 90.931085][ T5924] loop2: detected capacity change from 0 to 4096 [ 90.947549][ T5920] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [ 90.960495][ T5924] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... mkdir resumed>) = 0 [pid 5917] <... futex resumed>) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5915] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5915] <... futex resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5915] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] getdents64(4, [pid 5920] <... mount resumed>) = 0 [pid 5917] <... mmap resumed>) = 0x20000000 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5917] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5915] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5917] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5915] exit_group(0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5925] <... futex resumed>) = ? [pid 5920] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] <... ioctl resumed>) = 0 [pid 5218] getdents64(4, [pid 5925] +++ exited with 0 +++ [pid 5917] <... futex resumed>) = ? [pid 5915] <... exit_group resumed>) = ? [pid 5222] close(3 [pid 5917] +++ exited with 0 +++ [pid 5920] <... openat resumed>) = 3 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5920] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5218] close(4 [pid 5920] <... chdir resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5920] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5218] rmdir("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5920] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] <... rmdir resumed>) = 0 [pid 5920] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(3, [pid 5920] <... futex resumed>) = 1 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5920] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] close(3) = 0 [pid 5218] rmdir("./49") = 0 [pid 5218] mkdir("./50", 0777) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5919] <... futex resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5919] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = 1 [pid 5920] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5919] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] close(3 [pid 5915] +++ exited with 0 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5218] <... close resumed>) = 0 [pid 5920] <... openat resumed>) = 4 [pid 5920] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 5920] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5920] ftruncate(5, 33587187 [pid 5919] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] <... ftruncate resumed>) = 0 [pid 5920] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5222] <... close resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5928 attached ./strace-static-x86_64: Process 5927 attached ) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5928 [pid 5928] set_robust_list(0x555593f656a0, 24) = 0 [pid 5928] chdir("./50") = 0 [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5928] setpgid(0, 0) = 0 [pid 5219] <... openat resumed>) = 3 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5928] <... openat resumed>) = 3 [pid 5219] getdents64(3, [pid 5928] write(3, "1000", 4 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5928] <... write resumed>) = 4 [pid 5928] close(3) = 0 [pid 5928] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5928] write(1, "executing program\n", 18 [pid 5927] set_robust_list(0x555593f656a0, 24 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5927 [pid 5219] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5928] <... write resumed>) = 18 [pid 5927] <... set_robust_list resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5928] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(AT_FDCWD, "./48/binderfs", [pid 5928] <... futex resumed>) = 0 [pid 5927] chdir("./49" [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5928] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5219] unlink("./48/binderfs" [pid 5928] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5927] <... chdir resumed>) = 0 [pid 5928] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5219] <... unlink resumed>) = 0 [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5219] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5928] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5928] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5929 attached [pid 5919] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5927] <... prctl resumed>) = 0 [pid 5924] <... mount resumed>) = 0 [pid 5919] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5927] setpgid(0, 0 [pid 5919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5929] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5928] <... clone3 resumed> => {parent_tid=[5929]}, 88) = 5929 [pid 5927] <... setpgid resumed>) = 0 [pid 5924] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5919] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5919] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5919] <... mprotect resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5929] <... rseq resumed>) = 0 [pid 5924] <... openat resumed>) = 3 [pid 5919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5929] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5930 attached [pid 5929] <... set_robust_list resumed>) = 0 [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5930] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5929] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5919] <... clone3 resumed> => {parent_tid=[5930]}, 88) = 5930 [pid 5930] <... rseq resumed>) = 0 [pid 5919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5919] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5919] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5929] memfd_create("syzkaller", 0 [pid 5930] <... set_robust_list resumed>) = 0 [pid 5930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5930] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5929] <... memfd_create resumed>) = 3 [pid 5929] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5927] <... openat resumed>) = 3 [pid 5929] <... mmap resumed>) = 0x7f0cb3600000 [pid 5927] write(3, "1000", 4 [pid 5924] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5927] <... write resumed>) = 4 [pid 5927] close(3 [pid 5924] <... chdir resumed>) = 0 [pid 5927] <... close resumed>) = 0 [pid 5924] openat(AT_FDCWD, "/dev/loop2", O_RDWRexecuting program [pid 5927] symlink("/dev/binderfs", "./binderfs" [pid 5924] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5927] <... symlink resumed>) = 0 [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5927] write(1, "executing program\n", 18 [pid 5922] <... futex resumed>) = 0 [pid 5924] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... write resumed>) = 18 [pid 5930] <... open resumed>) = 6 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5930] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5930] <... futex resumed>) = 1 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = 0 [pid 5930] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... futex resumed>) = 0 [pid 5922] <... futex resumed>) = 1 [pid 5927] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5924] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5930] <... futex resumed>) = 1 [pid 5927] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5924] <... openat resumed>) = 4 [pid 5919] <... futex resumed>) = 0 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5919] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5919] <... futex resumed>) = 0 [pid 5919] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] ftruncate(6, 46515) = 0 [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5924] <... futex resumed>) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] <... futex resumed>) = 1 [pid 5927] <... mprotect resumed>) = 0 [pid 5924] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5922] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5919] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5919] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5930] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5924] <... openat resumed>) = 5 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5927] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5929] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5927] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5924] <... futex resumed>) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5924] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5922] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5931 attached [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... openat resumed>) = 4 [pid 5931] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5927] <... clone3 resumed> => {parent_tid=[5931]}, 88) = 5931 [pid 5924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] newfstatat(4, "", [pid 5931] <... rseq resumed>) = 0 [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5924] ftruncate(5, 33587187 [pid 5931] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5930] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5920] <... copy_file_range resumed>) = 589824 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5931] <... set_robust_list resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... ftruncate resumed>) = 0 [pid 5219] getdents64(4, [pid 5931] rt_sigprocmask(SIG_SETMASK, [], [pid 5927] <... futex resumed>) = 0 [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5924] <... futex resumed>) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5931] memfd_create("syzkaller", 0 [pid 5930] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... write resumed>) = 2097152 [pid 5920] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5930] <... futex resumed>) = 1 [pid 5929] munmap(0x7f0cb3600000, 138412032 [pid 5920] <... futex resumed>) = 0 [pid 5919] <... futex resumed>) = 0 [pid 5931] <... memfd_create resumed>) = 3 [pid 5930] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5924] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5920] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5919] exit_group(0 [pid 5219] getdents64(4, [pid 5931] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5930] <... futex resumed>) = ? [pid 5924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] <... futex resumed>) = 0 [pid 5920] <... futex resumed>) = ? [pid 5919] <... exit_group resumed>) = ? [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5931] <... mmap resumed>) = 0x7f0cb3600000 [pid 5930] +++ exited with 0 +++ [pid 5929] <... munmap resumed>) = 0 [pid 5924] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5920] +++ exited with 0 +++ [pid 5919] +++ exited with 0 +++ [pid 5219] close(4 [pid 5929] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5219] <... close resumed>) = 0 [pid 5929] <... openat resumed>) = 4 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5219] rmdir("\x2e\x2f\x34\x38\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5931] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5929] ioctl(4, LOOP_SET_FD, 3 [pid 5219] <... rmdir resumed>) = 0 [pid 5924] <... copy_file_range resumed>) = 393216 [pid 5219] getdents64(3, [pid 5221] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5924] <... futex resumed>) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] close(3 [pid 5924] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5929] <... ioctl resumed>) = 0 [pid 5924] <... open resumed>) = 6 [pid 5922] <... futex resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5219] <... close resumed>) = 0 [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] newfstatat(3, "", [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] rmdir("./48" [pid 5924] <... futex resumed>) = 0 [pid 5922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5924] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5931] <... write resumed>) = 2097152 [pid 5929] close(3 [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] <... rmdir resumed>) = 0 [pid 5931] munmap(0x7f0cb3600000, 138412032 [pid 5929] <... close resumed>) = 0 [pid 5924] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5922] <... futex resumed>) = 0 [pid 5221] getdents64(3, [pid 5219] mkdir("./49", 0777 [pid 5931] <... munmap resumed>) = 0 [pid 5929] close(4 [pid 5924] <... open resumed>) = 7 [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5929] <... close resumed>) = 0 [pid 5219] <... mkdir resumed>) = 0 [pid 5931] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5929] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5931] <... openat resumed>) = 4 [pid 5929] <... mkdir resumed>) = 0 [pid 5924] <... futex resumed>) = 0 [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... openat resumed>) = 3 [ 91.204010][ T5929] loop0: detected capacity change from 0 to 4096 [pid 5931] ioctl(4, LOOP_SET_FD, 3 [pid 5929] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5924] ftruncate(6, 46515 [pid 5922] <... futex resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5931] <... ioctl resumed>) = 0 [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... ioctl resumed>) = 0 [pid 5924] <... ftruncate resumed>) = 0 [pid 5219] close(3 [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./50/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5931] close(3 [pid 5924] <... futex resumed>) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5924] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5922] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5922] <... futex resumed>) = 0 [pid 5924] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5922] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... close resumed>) = 0 [pid 5924] <... mmap resumed>) = 0x20000000 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5932 attached [pid 5931] close(4 [pid 5924] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... umount2 resumed>) = 0 [pid 5932] set_robust_list(0x555593f656a0, 24 [pid 5924] <... futex resumed>) = 1 [pid 5922] <... futex resumed>) = 0 [pid 5922] exit_group(0) = ? [pid 5932] <... set_robust_list resumed>) = 0 [pid 5931] <... close resumed>) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5932 [pid 5221] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5931] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5931] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5924] +++ exited with 0 +++ [pid 5922] +++ exited with 0 +++ [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5932] chdir("./49" [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5932] <... chdir resumed>) = 0 [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=9 /* 0.09 s */} --- [pid 5932] <... prctl resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5932] setpgid(0, 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5932] <... setpgid resumed>) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 91.253439][ T5931] loop4: detected capacity change from 0 to 4096 [ 91.260816][ T5929] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... openat resumed>) = 4 [pid 5220] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] newfstatat(4, "", [pid 5220] <... openat resumed>) = 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] newfstatat(3, "", [pid 5932] <... openat resumed>) = 3 [pid 5221] getdents64(4, [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5932] write(3, "1000", 4 [pid 5929] <... mount resumed>) = 0 [pid 5221] getdents64(4, [pid 5220] getdents64(3, [pid 5932] <... write resumed>) = 4 [pid 5929] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5929] <... openat resumed>) = 3 [pid 5932] close(3 [pid 5929] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] close(4 [pid 5220] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5932] <... close resumed>) = 0 [pid 5221] rmdir("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] newfstatat(AT_FDCWD, "./49/binderfs", [pid 5932] symlink("/dev/binderfs", "./binderfs" [pid 5929] <... chdir resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5932] <... symlink resumed>) = 0 [pid 5929] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5932] write(1, "executing program\n", 18 [pid 5929] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] unlink("./49/binderfs" [pid 5929] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5932] <... write resumed>) = 18 [pid 5929] <... futex resumed>) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5220] <... unlink resumed>) = 0 [pid 5928] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5928] <... futex resumed>) = 0 [pid 5932] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5932] <... futex resumed>) = 0 [pid 5932] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5221] getdents64(3, [pid 5932] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5932] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5221] rmdir("./50" [pid 5932] <... mprotect resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5929] <... openat resumed>) = 4 [pid 5221] mkdir("./51", 0777./strace-static-x86_64: Process 5933 attached [pid 5932] <... clone3 resumed> => {parent_tid=[5933]}, 88) = 5933 [pid 5933] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... mkdir resumed>) = 0 [pid 5933] <... rseq resumed>) = 0 [pid 5929] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] <... futex resumed>) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5932] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5928] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... futex resumed>) = 0 [pid 5928] <... futex resumed>) = 0 [pid 5932] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5928] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5933] <... set_robust_list resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5933] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5933] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5929] <... openat resumed>) = 5 [pid 5221] <... ioctl resumed>) = 0 [pid 5933] memfd_create("syzkaller", 0 [pid 5221] close(3 [ 91.312159][ T5931] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5929] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5928] <... futex resumed>) = 0 [pid 5933] <... memfd_create resumed>) = 3 [pid 5933] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5221] <... close resumed>) = 0 [pid 5928] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] ftruncate(5, 33587187) = 0 [pid 5929] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = 0 [pid 5929] <... futex resumed>) = 0 [pid 5928] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5929] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5928] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5931] <... mount resumed>) = 0 [pid 5928] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5220] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5931] <... openat resumed>) = 3 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5931] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5931] <... chdir resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5931] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5931] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 4 [pid 5931] <... futex resumed>) = 1 [pid 5931] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] newfstatat(4, "", [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = 1 [pid 5931] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5934 attached [pid 5220] getdents64(4, [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5934 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(4) = 0 [pid 5220] rmdir("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5931] <... openat resumed>) = 4 [pid 5934] set_robust_list(0x555593f656a0, 24 [pid 5220] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5220] rmdir("./49" [pid 5934] <... set_robust_list resumed>) = 0 [pid 5934] chdir("./51" [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... chdir resumed>) = 0 [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5931] <... futex resumed>) = 1 [pid 5927] <... futex resumed>) = 0 [pid 5931] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] <... prctl resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] setpgid(0, 0 [pid 5927] <... futex resumed>) = 1 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5931] <... futex resumed>) = 0 [pid 5931] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5934] <... setpgid resumed>) = 0 [pid 5931] <... openat resumed>) = 5 [pid 5220] <... rmdir resumed>) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5220] mkdir("./50", 0777 [pid 5934] <... openat resumed>) = 3 [pid 5220] <... mkdir resumed>) = 0 [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5931] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5927] <... futex resumed>) = 0 [pid 5931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5934] write(3, "1000", 4) = 4 [pid 5931] ftruncate(5, 33587187 [pid 5927] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 3 [pid 5934] close(3 [pid 5931] <... ftruncate resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] <... close resumed>) = 0 [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] symlink("/dev/binderfs", "./binderfs" [pid 5931] <... futex resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5931] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5927] <... futex resumed>) = 0 [pid 5934] <... symlink resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... ioctl resumed>) = 0 [pid 5933] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152executing program [pid 5934] write(1, "executing program\n", 18 [pid 5220] close(3 [pid 5934] <... write resumed>) = 18 [pid 5934] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5928] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5928] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5934] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5928] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5934] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5928] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5928] <... mprotect resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5928] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5928] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5935 attached [pid 5934] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5935] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5934] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5928] <... clone3 resumed> => {parent_tid=[5935]}, 88) = 5935 [pid 5935] <... rseq resumed>) = 0 [pid 5934] <... mprotect resumed>) = 0 [pid 5928] rt_sigprocmask(SIG_SETMASK, [], [pid 5935] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5935] rt_sigprocmask(SIG_SETMASK, [], [pid 5928] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5928] <... futex resumed>) = 0 [pid 5935] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5928] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5936 attached [pid 5935] <... open resumed>) = 6 [pid 5934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5936] set_robust_list(0x555593f656a0, 24 [pid 5934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5933] <... write resumed>) = 2097152 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5936 [pid 5934] <... clone3 resumed> => {parent_tid=[5937]}, 88) = 5937 [pid 5936] chdir("./50" [pid 5934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5936] <... chdir resumed>) = 0 [pid 5935] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] munmap(0x7f0cb3600000, 138412032 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5934] <... futex resumed>) = 0 [pid 5934] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5933] <... munmap resumed>) = 0 [pid 5936] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5937 attached [pid 5936] setpgid(0, 0 [pid 5935] <... futex resumed>) = 1 [pid 5933] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5928] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5936] <... setpgid resumed>) = 0 [pid 5935] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5927] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5935] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5928] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] <... futex resumed>) = 0 [pid 5937] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5935] <... open resumed>) = 7 [pid 5933] <... openat resumed>) = 4 [pid 5927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5937] <... rseq resumed>) = 0 [pid 5936] <... openat resumed>) = 3 [pid 5935] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5937] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5927] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5937] <... set_robust_list resumed>) = 0 [pid 5936] write(3, "1000", 4 [pid 5935] <... futex resumed>) = 1 [pid 5933] ioctl(4, LOOP_SET_FD, 3 [pid 5928] <... futex resumed>) = 0 [pid 5927] <... mprotect resumed>) = 0 [pid 5937] rt_sigprocmask(SIG_SETMASK, [], [pid 5936] <... write resumed>) = 4 [pid 5935] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5927] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5937] memfd_create("syzkaller", 0 [pid 5927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5938 attached [pid 5938] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5927] <... clone3 resumed> => {parent_tid=[5938]}, 88) = 5938 [pid 5938] <... rseq resumed>) = 0 [pid 5931] <... copy_file_range resumed>) = 393216 [pid 5927] rt_sigprocmask(SIG_SETMASK, [], [pid 5938] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5937] <... memfd_create resumed>) = 3 [pid 5927] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5938] <... set_robust_list resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5927] <... futex resumed>) = 0 [pid 5938] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5927] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5936] close(3 [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5928] <... futex resumed>) = 0 [pid 5937] <... mmap resumed>) = 0x7f0cb3600000 [pid 5928] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... close resumed>) = 0 [pid 5935] ftruncate(6, 46515 [pid 5936] symlink("/dev/binderfs", "./binderfs" [pid 5935] <... ftruncate resumed>) = 0 [pid 5933] <... ioctl resumed>) = 0 [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5938] <... open resumed>) = 6 [pid 5936] <... symlink resumed>) = 0 executing program [pid 5931] <... futex resumed>) = 0 [pid 5936] write(1, "executing program\n", 18 [pid 5935] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] close(3 [pid 5938] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... write resumed>) = 18 [pid 5935] <... futex resumed>) = 1 [pid 5933] <... close resumed>) = 0 [pid 5931] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] <... futex resumed>) = 0 [pid 5938] <... futex resumed>) = 1 [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5935] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5933] close(4 [pid 5928] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... futex resumed>) = 0 [pid 5938] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] <... futex resumed>) = 0 [pid 5928] <... futex resumed>) = 0 [pid 5936] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5933] <... close resumed>) = 0 [pid 5928] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5935] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5933] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5936] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5931] <... futex resumed>) = 0 [pid 5927] <... futex resumed>) = 1 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5933] <... mkdir resumed>) = 0 [pid 5931] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5931] <... open resumed>) = 7 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5936] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5935] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5933] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5931] <... futex resumed>) = 0 [pid 5929] <... copy_file_range resumed>) = 655360 [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... mprotect resumed>) = 0 [pid 5935] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5931] ftruncate(6, 46515 [pid 5927] <... futex resumed>) = 0 [pid 5936] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5935] <... futex resumed>) = 1 [pid 5931] <... ftruncate resumed>) = 0 [pid 5929] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5928] <... futex resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5927] <... futex resumed>) = 0 [pid 5927] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5927] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 91.490134][ T5933] loop1: detected capacity change from 0 to 4096 [pid 5931] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5936] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5935] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5929] <... futex resumed>) = 0 [pid 5928] exit_group(0 [pid 5929] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5928] <... exit_group resumed>) = ? [pid 5935] <... futex resumed>) = ? [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5929] <... futex resumed>) = ? [pid 5935] +++ exited with 0 +++ [pid 5931] <... mmap resumed>) = 0x20000000 [pid 5929] +++ exited with 0 +++ [pid 5928] +++ exited with 0 +++ [pid 5931] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5936] <... clone3 resumed> => {parent_tid=[5939]}, 88) = 5939 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- ./strace-static-x86_64: Process 5939 attached [pid 5927] <... futex resumed>) = 0 [pid 5939] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], [pid 5927] exit_group(0 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5939] <... rseq resumed>) = 0 [pid 5936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5939] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5936] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... set_robust_list resumed>) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5938] <... futex resumed>) = ? [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5927] <... exit_group resumed>) = ? [pid 5938] +++ exited with 0 +++ [pid 5931] <... futex resumed>) = ? [pid 5939] memfd_create("syzkaller", 0 [pid 5931] +++ exited with 0 +++ [pid 5927] +++ exited with 0 +++ [pid 5218] <... restart_syscall resumed>) = 0 [pid 5939] <... memfd_create resumed>) = 3 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5218] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5939] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5939] <... mmap resumed>) = 0x7f0cb3600000 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5222] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./49/binderfs") = 0 [pid 5218] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5218] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./50/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5937] <... write resumed>) = 2097152 [ 91.531734][ T5933] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5222] <... umount2 resumed>) = 0 [pid 5937] munmap(0x7f0cb3600000, 138412032 [pid 5933] <... mount resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... umount2 resumed>) = 0 [pid 5939] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5933] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5937] <... munmap resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5937] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5937] <... openat resumed>) = 4 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5937] ioctl(4, LOOP_SET_FD, 3 [pid 5933] <... openat resumed>) = 3 [pid 5222] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5933] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5933] <... chdir resumed>) = 0 [pid 5933] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5937] <... ioctl resumed>) = 0 [pid 5933] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5937] close(3 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5937] <... close resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5933] <... futex resumed>) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5937] close(4 [pid 5932] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5933] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000) = 4 [pid 5933] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 5932] <... futex resumed>) = 1 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5932] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5933] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] <... openat resumed>) = 4 [pid 5932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5932] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(4, "", [pid 5933] <... futex resumed>) = 0 [pid 5932] <... futex resumed>) = 1 [pid 5937] <... close resumed>) = 0 [pid 5933] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5222] <... openat resumed>) = 4 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, [pid 5937] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5932] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(4, "", [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5937] <... mkdir resumed>) = 0 [pid 5933] <... openat resumed>) = 5 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(4, [pid 5933] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5937] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5933] <... futex resumed>) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] close(4 [pid 5933] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5932] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5932] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] <... write resumed>) = 2097152 [pid 5933] ftruncate(5, 33587187) = 0 [pid 5939] munmap(0x7f0cb3600000, 138412032 [pid 5222] getdents64(4, [pid 5218] <... close resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] rmdir("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5939] <... munmap resumed>) = 0 [pid 5933] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(4 [pid 5218] <... rmdir resumed>) = 0 [pid 5933] <... futex resumed>) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5218] getdents64(3, [pid 5222] rmdir("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5939] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5937] <... mount resumed>) = 0 [pid 5933] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5932] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5932] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5218] close(3 [pid 5939] <... openat resumed>) = 4 [pid 5932] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(3, [pid 5218] <... close resumed>) = 0 [pid 5939] ioctl(4, LOOP_SET_FD, 3 [pid 5937] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [ 91.609879][ T5937] loop3: detected capacity change from 0 to 4096 [ 91.634470][ T5937] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] rmdir("./50" [pid 5222] close(3 [pid 5937] <... openat resumed>) = 3 [pid 5937] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5222] <... close resumed>) = 0 [pid 5218] mkdir("./51", 0777 [pid 5222] rmdir("./49" [pid 5937] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] <... mkdir resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5937] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5218] <... openat resumed>) = 3 [pid 5222] mkdir("./50", 0777 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5937] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] <... futex resumed>) = 0 [pid 5934] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5937] <... futex resumed>) = 0 [pid 5934] <... futex resumed>) = 1 [pid 5222] <... mkdir resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5218] close(3 [pid 5937] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5934] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... openat resumed>) = 4 [pid 5937] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5934] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5937] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5934] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... openat resumed>) = 5 [pid 5937] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... ioctl resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5939] close(3 [pid 5937] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5939] <... close resumed>) = 0 [pid 5937] ftruncate(5, 33587187 [pid 5934] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... ioctl resumed>) = 0 [pid 5939] close(4 [pid 5937] <... ftruncate resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5939] <... close resumed>) = 0 [pid 5937] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... close resumed>) = 0 [pid 5937] <... futex resumed>) = 0 [pid 5937] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5937] <... futex resumed>) = 0 [pid 5937] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5934] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [ 91.666799][ T5939] loop2: detected capacity change from 0 to 4096 [pid 5939] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5932] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5932] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] <... close resumed>) = 0 [pid 5932] <... clone3 resumed> => {parent_tid=[5940]}, 88) = 5940 [pid 5932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5932] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5940 attached ) = 0 [pid 5932] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5940] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5941 attached [pid 5940] <... rseq resumed>) = 0 [pid 5940] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5941] set_robust_list(0x555593f656a0, 24 [pid 5940] <... set_robust_list resumed>) = 0 [pid 5941] <... set_robust_list resumed>) = 0 [pid 5940] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5941 [pid 5941] chdir("./50" [pid 5940] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5940] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011./strace-static-x86_64: Process 5942 attached ) = 6 [pid 5942] set_robust_list(0x555593f656a0, 24 [pid 5941] <... chdir resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5942 [pid 5942] <... set_robust_list resumed>) = 0 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5942] chdir("./51" [pid 5941] <... prctl resumed>) = 0 [pid 5941] setpgid(0, 0) = 0 [pid 5942] <... chdir resumed>) = 0 [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5941] <... openat resumed>) = 3 [pid 5941] write(3, "1000", 4) = 4 [pid 5942] <... prctl resumed>) = 0 [pid 5941] close(3 [pid 5942] setpgid(0, 0 [pid 5941] <... close resumed>) = 0 [pid 5942] <... setpgid resumed>) = 0 [pid 5941] symlink("/dev/binderfs", "./binderfs" [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5941] <... symlink resumed>) = 0 [pid 5940] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... openat resumed>) = 3 executing program [pid 5940] <... futex resumed>) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5941] write(1, "executing program\n", 18 [pid 5940] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5934] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5932] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... write resumed>) = 18 [pid 5940] <... open resumed>) = 7 [pid 5934] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] <... futex resumed>) = 0 [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] <... futex resumed>) = 0 [pid 5932] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] write(3, "1000", 4 [pid 5941] <... futex resumed>) = 0 [pid 5942] <... write resumed>) = 4 [pid 5941] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5942] close(3 [pid 5941] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5934] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5932] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5934] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5932] <... futex resumed>) = 0 [pid 5942] <... close resumed>) = 0 [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] <... mprotect resumed>) = 0 [pid 5932] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5942] symlink("/dev/binderfs", "./binderfs" [pid 5941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5940] <... futex resumed>) = 0 [pid 5934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5942] <... symlink resumed>) = 0 [pid 5941] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5940] ftruncate(6, 46515executing program [pid 5942] write(1, "executing program\n", 18 [pid 5941] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5934] <... rt_sigprocmask resumed>[], 8) = 0 [ 91.708485][ T5939] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5942] <... write resumed>) = 18 [pid 5941] <... mprotect resumed>) = 0 [pid 5934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5943 attached [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5940] <... ftruncate resumed>) = 0 [pid 5943] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5942] <... futex resumed>) = 0 [pid 5941] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5943] <... rseq resumed>) = 0 [pid 5942] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5943] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5942] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5942] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5943] rt_sigprocmask(SIG_SETMASK, [], [pid 5942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5944 attached [pid 5942] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5934] <... clone3 resumed> => {parent_tid=[5943]}, 88) = 5943 [pid 5942] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5943] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5942] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5941] <... clone3 resumed> => {parent_tid=[5944]}, 88) = 5944 [pid 5934] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5942] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5943] <... open resumed>) = 6 [pid 5942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5941] rt_sigprocmask(SIG_SETMASK, [], [pid 5934] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5945 attached [pid 5941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5934] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5940] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... rseq resumed>) = 0 [pid 5942] <... clone3 resumed> => {parent_tid=[5945]}, 88) = 5945 [pid 5941] <... futex resumed>) = 0 [pid 5940] <... futex resumed>) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5944] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5942] rt_sigprocmask(SIG_SETMASK, [], [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5940] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5932] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5944] <... set_robust_list resumed>) = 0 [pid 5942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5932] <... futex resumed>) = 0 [pid 5945] <... rseq resumed>) = 0 [pid 5944] rt_sigprocmask(SIG_SETMASK, [], [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5942] <... futex resumed>) = 0 [pid 5940] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5933] <... copy_file_range resumed>) = 786432 [pid 5944] memfd_create("syzkaller", 0 [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5940] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... mount resumed>) = 0 [pid 5945] <... set_robust_list resumed>) = 0 [pid 5933] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] <... memfd_create resumed>) = 3 [pid 5940] <... futex resumed>) = 1 [pid 5932] <... futex resumed>) = 0 [pid 5945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5940] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5939] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5933] <... futex resumed>) = 0 [pid 5932] exit_group(0 [pid 5944] <... mmap resumed>) = 0x7f0cb3600000 [pid 5940] <... futex resumed>) = ? [pid 5939] <... openat resumed>) = 3 [pid 5932] <... exit_group resumed>) = ? [pid 5945] memfd_create("syzkaller", 0 [pid 5940] +++ exited with 0 +++ [pid 5939] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5933] +++ exited with 0 +++ [pid 5939] <... chdir resumed>) = 0 [pid 5939] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5943] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5945] <... memfd_create resumed>) = 3 [pid 5943] <... futex resumed>) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5945] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5943] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5939] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] +++ exited with 0 +++ [pid 5945] <... mmap resumed>) = 0x7f0cb3600000 [pid 5939] <... futex resumed>) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5939] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5936] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5936] <... futex resumed>) = 0 [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] <... open resumed>) = 7 [pid 5934] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5943] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5934] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5934] <... futex resumed>) = 0 [pid 5943] ftruncate(6, 46515 [pid 5934] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... restart_syscall resumed>) = 0 [pid 5219] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5943] <... ftruncate resumed>) = 0 [pid 5939] <... openat resumed>) = 4 [pid 5219] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5939] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... openat resumed>) = 3 [pid 5939] <... futex resumed>) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5219] newfstatat(3, "", [pid 5936] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5219] getdents64(3, [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./49/binderfs" [pid 5939] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5219] <... unlink resumed>) = 0 [pid 5939] <... openat resumed>) = 5 [pid 5219] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5943] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = 1 [pid 5939] <... futex resumed>) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5943] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5934] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5939] ftruncate(5, 33587187 [pid 5936] <... futex resumed>) = 0 [pid 5934] <... futex resumed>) = 0 [pid 5943] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5934] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] <... ftruncate resumed>) = 0 [pid 5939] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5939] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5936] <... futex resumed>) = 0 [pid 5939] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5937] <... copy_file_range resumed>) = 589824 [pid 5937] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5937] <... futex resumed>) = 0 [pid 5937] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5943] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5934] <... futex resumed>) = 0 [pid 5934] exit_group(0 [pid 5937] <... futex resumed>) = ? [pid 5934] <... exit_group resumed>) = ? [pid 5937] +++ exited with 0 +++ [pid 5943] +++ exited with 0 +++ [pid 5934] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5944] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./51/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5945] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5219] <... umount2 resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] <... umount2 resumed>) = 0 [pid 5219] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x34\x39\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5936] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5219] <... rmdir resumed>) = 0 [pid 5936] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5936] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5936] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5946 attached => {parent_tid=[5946]}, 88) = 5946 [pid 5936] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5936] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5936] <... futex resumed>) = 0 [pid 5946] <... rseq resumed>) = 0 [pid 5936] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] getdents64(3, [pid 5946] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5944] <... write resumed>) = 2097152 [pid 5221] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5944] munmap(0x7f0cb3600000, 138412032 [pid 5221] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5946] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] close(3) = 0 [pid 5946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] rmdir("./49" [pid 5946] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... rmdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5946] <... open resumed>) = 6 [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", [pid 5219] mkdir("./50", 0777 [pid 5945] <... write resumed>) = 2097152 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... mkdir resumed>) = 0 [pid 5221] getdents64(4, [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5945] munmap(0x7f0cb3600000, 138412032 [pid 5221] getdents64(4, [pid 5219] <... openat resumed>) = 3 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4 [pid 5944] <... munmap resumed>) = 0 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5944] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... close resumed>) = 0 [pid 5944] <... openat resumed>) = 4 [pid 5221] rmdir("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5944] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... rmdir resumed>) = 0 [pid 5946] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5946] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] <... munmap resumed>) = 0 [pid 5944] <... ioctl resumed>) = 0 [pid 5939] <... copy_file_range resumed>) = 786432 [pid 5221] getdents64(3, [pid 5945] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5936] <... futex resumed>) = 0 [pid 5945] <... openat resumed>) = 4 [pid 5936] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 1 [pid 5946] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5944] close(3 [pid 5939] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5946] <... open resumed>) = 7 [pid 5946] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5946] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5945] ioctl(4, LOOP_SET_FD, 3 [pid 5936] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] <... ioctl resumed>) = 0 [pid 5944] <... close resumed>) = 0 [pid 5939] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] close(3 [pid 5944] close(4 [pid 5939] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5944] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5945] close(3 [pid 5936] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... close resumed>) = 0 [pid 5944] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] rmdir("./51" [pid 5945] <... close resumed>) = 0 [pid 5939] <... futex resumed>) = 0 [pid 5936] <... futex resumed>) = 1 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached [pid 5945] close(4 [pid 5944] <... mkdir resumed>) = 0 [pid 5939] ftruncate(6, 46515 [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... rmdir resumed>) = 0 [pid 5947] set_robust_list(0x555593f656a0, 24 [pid 5945] <... close resumed>) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5947 [pid 5947] <... set_robust_list resumed>) = 0 [pid 5945] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5947] chdir("./50" [pid 5945] <... mkdir resumed>) = 0 [pid 5947] <... chdir resumed>) = 0 [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 5944] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5939] <... ftruncate resumed>) = 0 [pid 5221] mkdir("./52", 0777 [pid 5947] <... openat resumed>) = 3 [pid 5945] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3) = 0 [pid 5947] symlink("/dev/binderfs", "./binderfs") = 0 [ 91.962187][ T5944] loop4: detected capacity change from 0 to 4096 [ 91.973192][ T5945] loop0: detected capacity change from 0 to 4096 [ 91.999223][ T5944] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). executing program [pid 5947] write(1, "executing program\n", 18 [pid 5939] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... mkdir resumed>) = 0 [pid 5947] <... write resumed>) = 18 [pid 5947] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5947] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5948]}, 88) = 5948 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5947] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5948 attached [pid 5948] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5948] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5948] rt_sigprocmask(SIG_SETMASK, [], [pid 5939] <... futex resumed>) = 1 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5948] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5936] <... futex resumed>) = 0 [pid 5948] memfd_create("syzkaller", 0 [pid 5939] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5936] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 3 [pid 5948] <... memfd_create resumed>) = 3 [pid 5936] <... futex resumed>) = 0 [pid 5948] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5936] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3) = 0 [ 92.000281][ T5945] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5939] <... mmap resumed>) = 0x20000000 [pid 5939] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5936] <... futex resumed>) = 0 [pid 5939] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5936] exit_group(0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5946] <... futex resumed>) = ? [pid 5936] <... exit_group resumed>) = ? [pid 5939] <... futex resumed>) = ? [pid 5946] +++ exited with 0 +++ [pid 5939] +++ exited with 0 +++ [pid 5936] +++ exited with 0 +++ [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- ./strace-static-x86_64: Process 5950 attached [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5950 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5950] set_robust_list(0x555593f656a0, 24 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5950] chdir("./52") = 0 [pid 5948] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5220] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5950] setpgid(0, 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5950] <... setpgid resumed>) = 0 [pid 5220] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5950] <... openat resumed>) = 3 [pid 5220] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] unlink("./50/binderfs") = 0 [pid 5950] write(3, "1000", 4) = 4 [pid 5220] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] close(3) = 0 [pid 5950] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5950] write(1, "executing program\n", 18executing program ) = 18 [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5950] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5944] <... mount resumed>) = 0 [pid 5950] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5950] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5951]}, 88) = 5951 ./strace-static-x86_64: Process 5951 attached [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5945] <... mount resumed>) = 0 [pid 5944] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... openat resumed>) = 3 [pid 5950] <... futex resumed>) = 0 [pid 5951] <... rseq resumed>) = 0 [pid 5944] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5951] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5944] <... chdir resumed>) = 0 [pid 5951] <... set_robust_list resumed>) = 0 [pid 5951] rt_sigprocmask(SIG_SETMASK, [], [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5945] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5944] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5951] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5951] memfd_create("syzkaller", 0 [pid 5945] <... openat resumed>) = 3 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... memfd_create resumed>) = 3 [pid 5945] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5944] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... chdir resumed>) = 0 [pid 5944] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5220] <... umount2 resumed>) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5945] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5951] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5945] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5951] <... mmap resumed>) = 0x7f0cb3600000 [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] <... openat resumed>) = 4 [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5948] <... write resumed>) = 2097152 [pid 5945] <... openat resumed>) = 4 [pid 5948] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5948] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5951] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5948] <... openat resumed>) = 4 [pid 5945] <... futex resumed>) = 1 [pid 5944] <... futex resumed>) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5948] ioctl(4, LOOP_SET_FD, 3 [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5944] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5948] <... ioctl resumed>) = 0 [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5942] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5945] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5220] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5945] <... openat resumed>) = 5 [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... openat resumed>) = 5 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5945] <... futex resumed>) = 1 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... futex resumed>) = 0 [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5944] <... futex resumed>) = 1 [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 4 [pid 5945] <... futex resumed>) = 0 [pid 5944] ftruncate(5, 33587187 [pid 5942] <... futex resumed>) = 1 [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(4, "", [pid 5945] ftruncate(5, 33587187 [pid 5944] <... ftruncate resumed>) = 0 [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5941] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5945] <... ftruncate resumed>) = 0 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] getdents64(4, [pid 5951] <... write resumed>) = 2097152 [pid 5948] close(3 [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5951] munmap(0x7f0cb3600000, 138412032 [pid 5948] <... close resumed>) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5944] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] <... futex resumed>) = 0 [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(4, [pid 5948] close(4 [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5942] <... futex resumed>) = 0 [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] close(4 [pid 5945] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5951] <... munmap resumed>) = 0 [pid 5948] <... close resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5220] rmdir("./50" [pid 5951] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5948] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] <... rmdir resumed>) = 0 [pid 5948] <... mkdir resumed>) = 0 [pid 5220] mkdir("./51", 0777 [pid 5951] <... openat resumed>) = 4 [pid 5948] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... mkdir resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5951] ioctl(4, LOOP_SET_FD, 3 [pid 5220] <... openat resumed>) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 5220] close(3 [pid 5944] <... copy_file_range resumed>) = 393216 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5944] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] <... ioctl resumed>) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5951] close(3 [pid 5945] <... copy_file_range resumed>) = 393216 [pid 5942] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... close resumed>) = 0 [pid 5941] <... futex resumed>) = 1 [pid 5951] close(4 [pid 5942] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5951] <... close resumed>) = 0 [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... futex resumed>) = 0 [pid 5951] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5952 ./strace-static-x86_64: Process 5952 attached [pid 5944] <... futex resumed>) = 0 [pid 5942] <... mmap resumed>) = 0x7f0cbbaea000 [ 92.163919][ T5948] loop1: detected capacity change from 0 to 4096 [ 92.197488][ T5948] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 92.206788][ T5951] loop3: detected capacity change from 0 to 4096 [pid 5952] set_robust_list(0x555593f656a0, 24executing program [pid 5951] <... mkdir resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5944] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5942] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5951] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] <... set_robust_list resumed>) = 0 [pid 5944] <... open resumed>) = 6 [pid 5942] <... mprotect resumed>) = 0 [pid 5952] chdir("./51" [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5952] <... chdir resumed>) = 0 [pid 5944] <... futex resumed>) = 1 [pid 5942] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5944] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5952] <... prctl resumed>) = 0 [pid 5952] setpgid(0, 0 [pid 5942] <... clone3 resumed> => {parent_tid=[5953]}, 88) = 5953 [pid 5952] <... setpgid resumed>) = 0 [pid 5942] rt_sigprocmask(SIG_SETMASK, [], [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] <... openat resumed>) = 3 [pid 5942] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] write(3, "1000", 4 [pid 5942] <... futex resumed>) = 0 [pid 5952] <... write resumed>) = 4 [pid 5942] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] close(3) = 0 [pid 5952] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5952] write(1, "executing program\n", 18) = 18 [pid 5952] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5952] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5952] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5952] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5953 attached [], 8) = 0 [pid 5941] <... futex resumed>) = 0 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5954 attached [pid 5953] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5952] <... clone3 resumed> => {parent_tid=[5954]}, 88) = 5954 [pid 5944] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 1 [pid 5954] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5944] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5954] <... rseq resumed>) = 0 [pid 5953] <... rseq resumed>) = 0 [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] <... open resumed>) = 7 [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5953] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5952] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] <... set_robust_list resumed>) = 0 [pid 5953] <... set_robust_list resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5944] <... futex resumed>) = 0 [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] rt_sigprocmask(SIG_SETMASK, [], [pid 5953] rt_sigprocmask(SIG_SETMASK, [], [pid 5952] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5944] ftruncate(6, 46515 [pid 5941] <... futex resumed>) = 0 [pid 5954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5944] <... ftruncate resumed>) = 0 [pid 5954] memfd_create("syzkaller", 0 [pid 5953] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5948] <... mount resumed>) = 0 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5944] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5948] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5954] <... memfd_create resumed>) = 3 [pid 5953] <... open resumed>) = 6 [pid 5941] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... futex resumed>) = 0 [pid 5941] <... futex resumed>) = 1 [pid 5944] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5941] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5953] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5944] <... mmap resumed>) = 0x20000000 [pid 5953] <... futex resumed>) = 1 [pid 5951] <... mount resumed>) = 0 [pid 5944] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] <... futex resumed>) = 0 [pid 5954] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5953] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5948] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5944] <... futex resumed>) = 1 [pid 5941] <... futex resumed>) = 0 [pid 5954] <... mmap resumed>) = 0x7f0cb3600000 [pid 5951] <... openat resumed>) = 3 [pid 5948] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5944] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5941] exit_group(0 [pid 5951] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5941] <... exit_group resumed>) = ? [pid 5942] <... futex resumed>) = 1 [pid 5951] <... chdir resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5951] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5948] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5944] <... futex resumed>) = ? [pid 5951] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5948] <... futex resumed>) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5945] <... open resumed>) = 7 [pid 5944] +++ exited with 0 +++ [pid 5941] +++ exited with 0 +++ [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5947] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [ 92.247625][ T5951] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5951] <... futex resumed>) = 1 [pid 5950] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5948] <... openat resumed>) = 4 [pid 5951] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5942] <... futex resumed>) = 0 [pid 5947] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5950] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5947] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] <... openat resumed>) = 5 [pid 5945] ftruncate(6, 46515 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5945] <... ftruncate resumed>) = 0 [pid 5948] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... openat resumed>) = 4 [pid 5948] <... futex resumed>) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = 1 [pid 5942] <... futex resumed>) = 0 [pid 5222] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] ftruncate(5, 33587187 [pid 5947] <... futex resumed>) = 0 [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5951] <... futex resumed>) = 1 [pid 5950] <... futex resumed>) = 0 [pid 5948] <... ftruncate resumed>) = 0 [pid 5947] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5942] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5951] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5942] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... openat resumed>) = 3 [pid 5951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] <... futex resumed>) = 0 [pid 5948] <... futex resumed>) = 1 [pid 5947] <... futex resumed>) = 0 [pid 5222] newfstatat(3, "", [pid 5951] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... mmap resumed>) = 0x20000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5951] <... openat resumed>) = 5 [pid 5948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] <... futex resumed>) = 0 [pid 5222] getdents64(3, [pid 5948] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5947] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5945] <... futex resumed>) = 1 [pid 5222] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5942] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5951] <... futex resumed>) = 1 [pid 5950] <... futex resumed>) = 0 [pid 5942] exit_group(0 [pid 5222] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5953] <... futex resumed>) = ? [pid 5951] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... futex resumed>) = ? [pid 5942] <... exit_group resumed>) = ? [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5953] +++ exited with 0 +++ [pid 5951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] <... futex resumed>) = 0 [pid 5945] +++ exited with 0 +++ [pid 5222] unlink("./50/binderfs" [pid 5951] ftruncate(5, 33587187 [pid 5222] <... unlink resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5951] <... ftruncate resumed>) = 0 [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5942] +++ exited with 0 +++ [pid 5951] <... futex resumed>) = 1 [pid 5951] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] <... futex resumed>) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} --- [pid 5954] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5950] <... futex resumed>) = 1 [pid 5218] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5218] newfstatat(3, "", [pid 5951] <... futex resumed>) = 0 [pid 5951] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./51/binderfs" [pid 5222] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... unlink resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] newfstatat(4, "", [pid 5947] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5947] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5947] <... mprotect resumed>) = 0 [pid 5222] getdents64(4, [pid 5947] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5947] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] getdents64(4, [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5955 attached [pid 5954] <... write resumed>) = 2097152 [pid 5222] close(4 [pid 5955] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5947] <... clone3 resumed> => {parent_tid=[5955]}, 88) = 5955 [pid 5222] <... close resumed>) = 0 [pid 5955] <... rseq resumed>) = 0 [pid 5947] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] rmdir("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5955] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5955] <... set_robust_list resumed>) = 0 [pid 5947] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5955] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5947] <... futex resumed>) = 0 [pid 5955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5947] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5955] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5955] <... open resumed>) = 6 [pid 5222] <... rmdir resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5955] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5947] <... futex resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5955] <... futex resumed>) = 1 [pid 5947] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5955] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5947] <... futex resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] close(3 [pid 5947] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... close resumed>) = 0 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] rmdir("./50" [pid 5218] <... openat resumed>) = 4 [pid 5954] munmap(0x7f0cb3600000, 138412032 [pid 5955] <... open resumed>) = 7 [pid 5222] <... rmdir resumed>) = 0 [pid 5218] newfstatat(4, "", [pid 5954] <... munmap resumed>) = 0 [pid 5950] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5955] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5955] <... futex resumed>) = 1 [pid 5950] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5222] mkdir("./51", 0777 [pid 5218] getdents64(4, [pid 5955] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5947] <... futex resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5950] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5947] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5955] ftruncate(6, 46515 [pid 5950] <... mprotect resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5218] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5954] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5955] <... ftruncate resumed>) = 0 [pid 5951] <... copy_file_range resumed>) = 393216 [pid 5950] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5218] close(4 [pid 5955] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... openat resumed>) = 4 [pid 5955] <... futex resumed>) = 1 [pid 5950] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5955] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5947] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] rmdir("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38"./strace-static-x86_64: Process 5956 attached [pid 5955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5947] <... futex resumed>) = 0 [pid 5956] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5955] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5954] ioctl(4, LOOP_SET_FD, 3 [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] <... clone3 resumed> => {parent_tid=[5956]}, 88) = 5956 [pid 5947] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... openat resumed>) = 3 [pid 5218] <... rmdir resumed>) = 0 [pid 5956] <... rseq resumed>) = 0 [pid 5955] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5954] <... ioctl resumed>) = 0 [pid 5951] <... futex resumed>) = 0 [pid 5950] rt_sigprocmask(SIG_SETMASK, [], [pid 5948] <... copy_file_range resumed>) = 786432 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5218] getdents64(3, [pid 5956] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5955] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] close(3 [pid 5951] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5948] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... ioctl resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5956] <... set_robust_list resumed>) = 0 [pid 5955] <... futex resumed>) = 1 [pid 5954] <... close resumed>) = 0 [pid 5950] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5218] close(3 [pid 5956] rt_sigprocmask(SIG_SETMASK, [], [pid 5955] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5954] close(4 [pid 5950] <... futex resumed>) = 0 [pid 5956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5954] <... close resumed>) = 0 [pid 5948] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5947] exit_group(0 [pid 5218] <... close resumed>) = 0 [pid 5956] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5950] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] <... exit_group resumed>) = ? [pid 5954] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5954] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5955] <... futex resumed>) = ? [pid 5948] <... futex resumed>) = ? [pid 5218] rmdir("./51" [pid 5955] +++ exited with 0 +++ [pid 5948] +++ exited with 0 +++ [pid 5947] +++ exited with 0 +++ [pid 5218] <... rmdir resumed>) = 0 [pid 5956] <... open resumed>) = 6 [pid 5222] <... close resumed>) = 0 [pid 5218] mkdir("./52", 0777 [pid 5956] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5947, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=8 /* 0.08 s */} --- [pid 5956] <... futex resumed>) = 1 [pid 5218] <... mkdir resumed>) = 0 [pid 5956] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] <... futex resumed>) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 1 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5951] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5951] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5957 attached [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5957 [pid 5957] set_robust_list(0x555593f656a0, 24) = 0 [pid 5957] chdir("./51") = 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"executing program ) = 0 [pid 5957] write(1, "executing program\n", 18 [pid 5218] <... ioctl resumed>) = 0 [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] <... write resumed>) = 18 [pid 5219] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] close(3 [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5219] <... openat resumed>) = 3 [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 1 [pid 5957] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5951] ftruncate(6, 46515 [pid 5957] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5951] <... ftruncate resumed>) = 0 [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5951] <... futex resumed>) = 0 [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5951] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5219] newfstatat(3, "", [pid 5957] <... mprotect resumed>) = 0 [pid 5950] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 1 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5951] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5950] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5958 attached [pid 5951] <... mmap resumed>) = 0x20000000 [ 92.437876][ T5954] loop2: detected capacity change from 0 to 4096 [ 92.462672][ T5954] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5219] getdents64(3, [pid 5958] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5957] <... clone3 resumed> => {parent_tid=[5958]}, 88) = 5958 [pid 5951] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... rseq resumed>) = 0 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5219] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... close resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5958] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5951] <... futex resumed>) = 1 [pid 5950] <... futex resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "./50/binderfs", [pid 5958] <... set_robust_list resumed>) = 0 [pid 5951] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] exit_group(0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5958] rt_sigprocmask(SIG_SETMASK, [], [pid 5956] <... futex resumed>) = ? [pid 5951] <... futex resumed>) = ? [pid 5950] <... exit_group resumed>) = ? [pid 5219] unlink("./50/binderfs" [pid 5958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5951] +++ exited with 0 +++ [pid 5958] memfd_create("syzkaller", 0 [pid 5219] <... unlink resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5958] <... memfd_create resumed>) = 3 [pid 5958] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 ./strace-static-x86_64: Process 5959 attached [pid 5956] +++ exited with 0 +++ [pid 5950] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5950, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 5221] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5959] set_robust_list(0x555593f656a0, 24 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5959 [pid 5959] <... set_robust_list resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5959] chdir("./52" [pid 5221] newfstatat(3, "", [pid 5959] <... chdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5954] <... mount resumed>) = 0 [pid 5221] getdents64(3, [pid 5959] setpgid(0, 0 [pid 5954] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5959] <... setpgid resumed>) = 0 [pid 5954] <... openat resumed>) = 3 [pid 5221] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5954] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5954] <... chdir resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5959] <... openat resumed>) = 3 [pid 5954] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5959] write(3, "1000", 4 [pid 5954] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] unlink("./52/binderfs" [pid 5959] <... write resumed>) = 4 [pid 5954] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... unlink resumed>) = 0 [pid 5959] close(3 [pid 5954] <... futex resumed>) = 1 [pid 5221] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5954] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] <... close resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5959] symlink("/dev/binderfs", "./binderfs" [pid 5952] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... symlink resumed>) = 0 [pid 5954] <... futex resumed>) = 0 [pid 5952] <... futex resumed>) = 1 executing program [pid 5959] write(1, "executing program\n", 18 [pid 5954] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5952] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] <... write resumed>) = 18 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5959] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5954] <... openat resumed>) = 4 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5959] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5959] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5954] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5959] <... mprotect resumed>) = 0 [pid 5954] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5954] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5952] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5952] <... futex resumed>) = 0 [pid 5954] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5952] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5954] <... openat resumed>) = 5 [pid 5219] umount2("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5960 attached ) = -1 EINVAL (Invalid argument) [pid 5959] <... clone3 resumed> => {parent_tid=[5960]}, 88) = 5960 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5960] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5958] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5954] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... rseq resumed>) = 0 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... openat resumed>) = 4 [pid 5960] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(4, "", [pid 5960] <... set_robust_list resumed>) = 0 [pid 5959] <... futex resumed>) = 0 [pid 5960] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5219] getdents64(4, [pid 5954] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5954] ftruncate(5, 33587187 [pid 5952] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] memfd_create("syzkaller", 0 [pid 5954] <... ftruncate resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5960] <... memfd_create resumed>) = 3 [pid 5952] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5219] getdents64(4, [pid 5954] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... mmap resumed>) = 0x7f0cb3600000 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5954] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5954] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5952] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5219] close(4 [pid 5952] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... umount2 resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5219] rmdir("\x2e\x2f\x35\x30\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5221] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... rmdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] getdents64(3, [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] close(3 [pid 5221] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] <... close resumed>) = 0 [pid 5219] rmdir("./50" [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] <... rmdir resumed>) = 0 [pid 5219] mkdir("./51", 0777 [pid 5221] newfstatat(4, "", [pid 5219] <... mkdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] getdents64(4, [pid 5219] <... openat resumed>) = 3 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5221] <... rmdir resumed>) = 0 [pid 5219] <... ioctl resumed>) = 0 [pid 5219] close(3 [pid 5221] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./52") = 0 [pid 5960] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] mkdir("./53", 0777) = 0 [pid 5958] <... write resumed>) = 2097152 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5219] <... close resumed>) = 0 [pid 5952] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5952] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5952] <... futex resumed>) = 0 [pid 5958] munmap(0x7f0cb3600000, 138412032 [pid 5952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5961 attached [pid 5958] <... munmap resumed>) = 0 [pid 5952] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5221] <... openat resumed>) = 3 [pid 5952] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5961] set_robust_list(0x555593f656a0, 24 [pid 5952] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] <... ioctl resumed>) = 0 [pid 5961] <... set_robust_list resumed>) = 0 [pid 5952] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5221] close(3 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5961 [pid 5961] chdir("./51" [pid 5960] <... write resumed>) = 2097152 [pid 5952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5962 attached [pid 5961] <... chdir resumed>) = 0 [pid 5960] munmap(0x7f0cb3600000, 138412032 [pid 5962] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5952] <... clone3 resumed> => {parent_tid=[5962]}, 88) = 5962 [pid 5952] rt_sigprocmask(SIG_SETMASK, [], [pid 5962] <... rseq resumed>) = 0 [pid 5952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5958] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5952] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... openat resumed>) = 4 [pid 5952] <... futex resumed>) = 0 [pid 5962] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5961] <... prctl resumed>) = 0 [pid 5952] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] <... set_robust_list resumed>) = 0 [pid 5961] setpgid(0, 0 [pid 5960] <... munmap resumed>) = 0 [pid 5958] ioctl(4, LOOP_SET_FD, 3 [pid 5962] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... setpgid resumed>) = 0 [pid 5960] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] <... openat resumed>) = 3 [pid 5960] <... openat resumed>) = 4 [pid 5962] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5961] write(3, "1000", 4 [pid 5960] ioctl(4, LOOP_SET_FD, 3 [pid 5961] <... write resumed>) = 4 [pid 5221] <... close resumed>) = 0 [pid 5961] close(3 [pid 5958] <... ioctl resumed>) = 0 [pid 5961] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5964 attached [pid 5961] symlink("/dev/binderfs", "./binderfs" [pid 5958] close(3 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5964 [pid 5961] <... symlink resumed>) = 0 [pid 5958] <... close resumed>) = 0 [pid 5958] close(4executing program [pid 5962] <... open resumed>) = 6 [pid 5961] write(1, "executing program\n", 18 [pid 5960] <... ioctl resumed>) = 0 [pid 5958] <... close resumed>) = 0 [pid 5961] <... write resumed>) = 18 [pid 5964] set_robust_list(0x555593f656a0, 24 [pid 5961] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5961] <... futex resumed>) = 0 [pid 5964] <... set_robust_list resumed>) = 0 [pid 5961] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5960] close(3 [pid 5958] <... mkdir resumed>) = 0 [pid 5961] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5960] <... close resumed>) = 0 [pid 5964] chdir("./53" [pid 5962] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5960] close(4 [pid 5962] <... futex resumed>) = 1 [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5960] <... close resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5962] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5960] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5952] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5958] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5964] <... chdir resumed>) = 0 [pid 5960] <... mkdir resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5952] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5960] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5961] <... mprotect resumed>) = 0 [ 92.695077][ T5958] loop4: detected capacity change from 0 to 4096 [ 92.702507][ T5960] loop0: detected capacity change from 0 to 4096 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5961] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5964] <... prctl resumed>) = 0 [pid 5962] open("./bus", O_RDWR|O_SYNC|0x3c [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5964] setpgid(0, 0) = 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5964] write(3, "1000", 4./strace-static-x86_64: Process 5965 attached ) = 4 [pid 5962] <... open resumed>) = 7 [pid 5964] close(3 [pid 5961] <... clone3 resumed> => {parent_tid=[5965]}, 88) = 5965 [pid 5965] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5962] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] <... rseq resumed>) = 0 [pid 5962] <... futex resumed>) = 1 [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5965] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5962] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... set_robust_list resumed>) = 0 [pid 5962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5952] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5965] rt_sigprocmask(SIG_SETMASK, [], [pid 5962] ftruncate(6, 46515 [pid 5952] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5965] memfd_create("syzkaller", 0 [pid 5964] <... close resumed>) = 0 [pid 5962] <... ftruncate resumed>) = 0 [pid 5965] <... memfd_create resumed>) = 3 [pid 5964] symlink("/dev/binderfs", "./binderfs" [pid 5962] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5964] <... symlink resumed>) = 0 [pid 5965] <... mmap resumed>) = 0x7f0cb3600000 executing program [pid 5964] write(1, "executing program\n", 18 [pid 5962] <... futex resumed>) = 1 [pid 5952] <... futex resumed>) = 0 [pid 5964] <... write resumed>) = 18 [pid 5962] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5952] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] <... futex resumed>) = 0 [pid 5952] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] <... futex resumed>) = 0 [pid 5964] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5964] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5966 attached => {parent_tid=[5966]}, 88) = 5966 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] <... rseq resumed>) = 0 [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5964] <... futex resumed>) = 0 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5966] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5966] memfd_create("syzkaller", 0) = 3 [pid 5960] <... mount resumed>) = 0 [ 92.743490][ T5958] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [ 92.745234][ T5960] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5960] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5960] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5966] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5960] <... chdir resumed>) = 0 [pid 5960] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5965] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5960] <... openat resumed>) = 4 [pid 5962] <... mmap resumed>) = 0x20000000 [pid 5958] <... mount resumed>) = 0 [pid 5952] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5962] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5960] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5958] <... openat resumed>) = 3 [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5960] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5962] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = 0 [pid 5958] <... chdir resumed>) = 0 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5962] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5960] <... openat resumed>) = 5 [pid 5958] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... copy_file_range resumed>) = 917504 [pid 5966] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5960] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5958] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5960] ftruncate(5, 33587187 [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] <... futex resumed>) = 0 [pid 5960] <... ftruncate resumed>) = 0 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] <... futex resumed>) = 0 [pid 5960] <... futex resumed>) = 0 [pid 5958] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... write resumed>) = 2097152 [pid 5960] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5957] <... futex resumed>) = 0 [pid 5954] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5959] <... futex resumed>) = 0 [pid 5958] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5960] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] exit_group(0 [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5954] <... futex resumed>) = ? [pid 5952] <... exit_group resumed>) = ? [pid 5954] +++ exited with 0 +++ [pid 5962] <... futex resumed>) = ? [pid 5965] munmap(0x7f0cb3600000, 138412032 [pid 5962] +++ exited with 0 +++ [pid 5952] +++ exited with 0 +++ [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5952, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=12 /* 0.12 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5965] <... munmap resumed>) = 0 [pid 5965] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5965] ioctl(4, LOOP_SET_FD, 3 [pid 5958] <... openat resumed>) = 4 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] newfstatat(3, "", [pid 5958] <... futex resumed>) = 1 [pid 5958] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] <... write resumed>) = 2097152 [pid 5957] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(3, [pid 5958] <... futex resumed>) = 0 [pid 5957] <... futex resumed>) = 1 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5958] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5958] <... openat resumed>) = 5 [pid 5220] unlink("./51/binderfs") = 0 [pid 5220] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5966] munmap(0x7f0cb3600000, 138412032 [pid 5965] <... ioctl resumed>) = 0 [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... munmap resumed>) = 0 [pid 5965] close(3 [pid 5958] <... futex resumed>) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5965] <... close resumed>) = 0 [pid 5958] ftruncate(5, 33587187 [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] close(4 [pid 5958] <... ftruncate resumed>) = 0 [pid 5957] <... futex resumed>) = 0 [pid 5965] <... close resumed>) = 0 [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5965] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] <... openat resumed>) = 4 [pid 5965] <... mkdir resumed>) = 0 [pid 5959] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5958] <... futex resumed>) = 0 [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] ioctl(4, LOOP_SET_FD, 3 [pid 5958] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5957] <... futex resumed>) = 0 [pid 5965] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5959] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5959] <... futex resumed>) = 0 [pid 5960] <... copy_file_range resumed>) = 393216 [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5960] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [ 92.886499][ T5965] loop1: detected capacity change from 0 to 4096 [ 92.925683][ T5966] loop3: detected capacity change from 0 to 4096 [pid 5959] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5966] <... ioctl resumed>) = 0 [pid 5966] close(3 [pid 5959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5966] <... close resumed>) = 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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5966] close(4) = 0 [pid 5959] <... clone3 resumed> => {parent_tid=[5967]}, 88) = 5967 ./strace-static-x86_64: Process 5967 attached [pid 5959] rt_sigprocmask(SIG_SETMASK, [], [pid 5966] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5967] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] <... rseq resumed>) = 0 [pid 5966] <... mkdir resumed>) = 0 [pid 5967] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5959] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] <... set_robust_list resumed>) = 0 [pid 5967] rt_sigprocmask(SIG_SETMASK, [], [pid 5959] <... futex resumed>) = 0 [pid 5967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5959] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5967] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5966] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] <... umount2 resumed>) = 0 [pid 5967] <... open resumed>) = 6 [ 92.929224][ T5965] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5220] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5965] <... mount resumed>) = 0 [pid 5967] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... copy_file_range resumed>) = 393216 [pid 5957] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5957] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5965] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5957] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5957] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5957] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5968 attached [pid 5965] <... openat resumed>) = 3 [pid 5958] <... futex resumed>) = 0 [pid 5968] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5965] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5958] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] <... clone3 resumed> => {parent_tid=[5968]}, 88) = 5968 [pid 5968] <... rseq resumed>) = 0 [pid 5965] <... chdir resumed>) = 0 [pid 5957] rt_sigprocmask(SIG_SETMASK, [], [pid 5968] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5965] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5968] <... set_robust_list resumed>) = 0 [pid 5965] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5957] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] rt_sigprocmask(SIG_SETMASK, [], [pid 5965] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = 0 [pid 5968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5967] <... futex resumed>) = 1 [pid 5965] <... futex resumed>) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = 0 [pid 5957] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5968] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5967] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5961] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] <... open resumed>) = 6 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5961] <... futex resumed>) = 0 [pid 5960] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = 1 [pid 5961] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5960] <... open resumed>) = 7 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5960] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5968] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] <... openat resumed>) = 4 [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 4 [pid 5960] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = 1 [pid 5220] newfstatat(4, "", [pid 5960] ftruncate(6, 46515 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5960] <... ftruncate resumed>) = 0 [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] getdents64(4, [pid 5960] <... futex resumed>) = 0 [pid 5959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5968] <... futex resumed>) = 1 [pid 5960] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5959] <... futex resumed>) = 0 [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(4, [pid 5968] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5959] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... futex resumed>) = 0 [pid 5957] <... futex resumed>) = 1 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5966] <... mount resumed>) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5960] <... mmap resumed>) = 0x20000000 [pid 5958] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] close(4 [pid 5965] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5960] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... open resumed>) = 7 [pid 5220] <... close resumed>) = 0 [pid 5960] <... futex resumed>) = 1 [pid 5959] <... futex resumed>) = 0 [pid 5966] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5960] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5959] exit_group(0 [pid 5220] rmdir("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5967] <... futex resumed>) = ? [pid 5966] <... openat resumed>) = 3 [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... futex resumed>) = 0 [pid 5960] <... futex resumed>) = ? [pid 5959] <... exit_group resumed>) = ? [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5967] +++ exited with 0 +++ [pid 5966] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5965] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5960] +++ exited with 0 +++ [pid 5958] <... futex resumed>) = 1 [pid 5966] <... chdir resumed>) = 0 [pid 5965] <... openat resumed>) = 5 [pid 5958] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] <... futex resumed>) = 0 [pid 5966] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5965] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5965] <... futex resumed>) = 0 [pid 5959] +++ exited with 0 +++ [pid 5958] <... futex resumed>) = 0 [pid 5957] <... futex resumed>) = 1 [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... rmdir resumed>) = 0 [pid 5961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] getdents64(3, [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5959, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [ 92.965763][ T5966] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5958] ftruncate(6, 46515 [pid 5961] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] <... ftruncate resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5961] <... futex resumed>) = 0 [pid 5220] close(3 [pid 5961] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... close resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5220] rmdir("./51" [pid 5218] newfstatat(3, "", [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5966] <... futex resumed>) = 1 [pid 5965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] <... futex resumed>) = 0 [pid 5958] <... futex resumed>) = 0 [pid 5218] getdents64(3, [pid 5220] <... rmdir resumed>) = 0 [pid 5965] ftruncate(5, 33587187 [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] mkdir("./52", 0777 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5965] <... ftruncate resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5218] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5966] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5965] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5218] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5220] <... mkdir resumed>) = 0 [pid 5965] <... futex resumed>) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5957] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5958] <... futex resumed>) = 0 [pid 5957] <... futex resumed>) = 1 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5958] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5961] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5218] unlink("./52/binderfs" [pid 5966] <... openat resumed>) = 4 [pid 5965] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 1 [pid 5957] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5961] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] <... mmap resumed>) = 0x20000000 [pid 5218] <... unlink resumed>) = 0 [pid 5966] <... futex resumed>) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5220] <... ioctl resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] close(3 [pid 5966] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5964] <... futex resumed>) = 0 [pid 5966] <... openat resumed>) = 5 [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5958] <... futex resumed>) = 1 [pid 5957] <... futex resumed>) = 0 [pid 5966] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5958] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5957] exit_group(0 [pid 5968] <... futex resumed>) = ? [pid 5964] <... futex resumed>) = 0 [pid 5958] <... futex resumed>) = ? [pid 5957] <... exit_group resumed>) = ? [pid 5968] +++ exited with 0 +++ [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5958] +++ exited with 0 +++ [pid 5957] +++ exited with 0 +++ [pid 5966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] ftruncate(5, 33587187 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5957, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5966] <... ftruncate resumed>) = 0 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5222] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5220] <... close resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5969 attached [pid 5222] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5969] set_robust_list(0x555593f656a0, 24 [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5969 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./51/binderfs" [pid 5218] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5969] <... set_robust_list resumed>) = 0 [pid 5969] chdir("./52" [pid 5222] <... unlink resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5969] <... chdir resumed>) = 0 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5218] <... openat resumed>) = 4 [pid 5969] setpgid(0, 0 [pid 5218] newfstatat(4, "", [pid 5961] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5961] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(4, [pid 5961] <... futex resumed>) = 0 [pid 5969] <... setpgid resumed>) = 0 [pid 5969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5969] <... openat resumed>) = 3 [pid 5969] write(3, "1000", 4 [pid 5961] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5218] getdents64(4, [pid 5961] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5969] <... write resumed>) = 4 [pid 5961] <... mprotect resumed>) = 0 [pid 5218] close(4 [pid 5969] close(3) = 0 [pid 5961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] <... close resumed>) = 0 [pid 5969] symlink("/dev/binderfs", "./binderfs" [pid 5961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5218] rmdir("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5969] <... symlink resumed>) = 0 [pid 5969] write(1, "executing program\n", 18 [pid 5218] <... rmdir resumed>) = 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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5218] getdents64(3, ./strace-static-x86_64: Process 5970 attached executing program [pid 5970] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5969] <... write resumed>) = 18 [pid 5961] <... clone3 resumed> => {parent_tid=[5970]}, 88) = 5970 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5970] <... rseq resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] close(3 [pid 5970] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] <... set_robust_list resumed>) = 0 [pid 5961] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... close resumed>) = 0 [pid 5970] rt_sigprocmask(SIG_SETMASK, [], [pid 5961] <... futex resumed>) = 0 [pid 5970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5961] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] rmdir("./52" [pid 5970] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 5969] <... futex resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5969] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5969] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5964] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5218] mkdir("./53", 0777 [pid 5970] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5966] <... copy_file_range resumed>) = 393216 [pid 5964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5969] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5969] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5964] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5218] <... mkdir resumed>) = 0 [pid 5969] <... mprotect resumed>) = 0 [pid 5964] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5970] <... futex resumed>) = 1 [pid 5969] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5964] <... mprotect resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5218] <... openat resumed>) = 3 [pid 5970] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5961] <... futex resumed>) = 0 [pid 5964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5969] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5966] <... futex resumed>) = 0 [pid 5966] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5971 attached [pid 5971] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5970] open("./bus", O_RDWR|O_SYNC|0x3c [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5961] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = 0 [pid 5218] <... ioctl resumed>) = 0 [pid 5971] <... rseq resumed>) = 0 [pid 5964] <... clone3 resumed> => {parent_tid=[5971]}, 88) = 5971 ./strace-static-x86_64: Process 5972 attached [pid 5218] close(3 [pid 5971] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5969] <... clone3 resumed> => {parent_tid=[5972]}, 88) = 5972 [pid 5964] rt_sigprocmask(SIG_SETMASK, [], [pid 5971] <... set_robust_list resumed>) = 0 [pid 5969] rt_sigprocmask(SIG_SETMASK, [], [pid 5964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] rt_sigprocmask(SIG_SETMASK, [], [pid 5969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5971] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5964] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5971] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5964] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5971] <... open resumed>) = 6 [pid 5222] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5972] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5971] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5970] <... open resumed>) = 7 [pid 5972] <... rseq resumed>) = 0 [pid 5971] <... futex resumed>) = 1 [pid 5970] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5218] <... close resumed>) = 0 [pid 5972] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5971] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5970] <... futex resumed>) = 1 [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5961] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5972] <... set_robust_list resumed>) = 0 [pid 5970] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5966] <... futex resumed>) = 0 [pid 5964] <... futex resumed>) = 1 [pid 5961] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5972] rt_sigprocmask(SIG_SETMASK, [], [pid 5970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5966] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5961] <... futex resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5970] ftruncate(6, 46515 [pid 5966] <... open resumed>) = 7 [pid 5961] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5966] <... futex resumed>) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5966] ftruncate(6, 46515 [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] <... ftruncate resumed>) = 0 [pid 5964] <... futex resumed>) = 0 [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5973 attached [pid 5972] memfd_create("syzkaller", 0 [pid 5966] <... futex resumed>) = 0 [pid 5964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] set_robust_list(0x555593f656a0, 24 [pid 5966] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(4, "", [pid 5966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5964] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5973 [pid 5966] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5964] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5966] <... mmap resumed>) = 0x20000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5222] getdents64(4, [pid 5966] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5973] <... set_robust_list resumed>) = 0 [pid 5972] <... memfd_create resumed>) = 3 [pid 5966] <... futex resumed>) = 1 [pid 5964] <... futex resumed>) = 0 [pid 5222] close(4 [pid 5973] chdir("./53" [pid 5972] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5966] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5964] exit_group(0 [pid 5222] <... close resumed>) = 0 [pid 5971] <... futex resumed>) = ? [pid 5970] <... ftruncate resumed>) = 0 [pid 5966] <... futex resumed>) = ? [pid 5964] <... exit_group resumed>) = ? [pid 5973] <... chdir resumed>) = 0 [pid 5972] <... mmap resumed>) = 0x7f0cb3600000 [pid 5971] +++ exited with 0 +++ [pid 5970] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5966] +++ exited with 0 +++ [pid 5964] +++ exited with 0 +++ [pid 5222] rmdir("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5222] <... rmdir resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5964, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 5973] <... prctl resumed>) = 0 [pid 5970] <... futex resumed>) = 1 [pid 5961] <... futex resumed>) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5973] setpgid(0, 0 [pid 5970] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5961] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5961] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] <... restart_syscall resumed>) = 0 [pid 5973] <... setpgid resumed>) = 0 [pid 5970] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 5965] <... copy_file_range resumed>) = 720896 [pid 5222] close(3 [pid 5973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5970] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5965] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... openat resumed>) = 3 [pid 5970] <... futex resumed>) = 1 [pid 5965] <... futex resumed>) = 0 [pid 5961] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5221] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5970] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5965] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5961] exit_group(0 [pid 5222] rmdir("./51" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5973] write(3, "1000", 4 [pid 5970] <... futex resumed>) = ? [pid 5965] <... futex resumed>) = ? [pid 5961] <... exit_group resumed>) = ? [pid 5222] <... rmdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5973] <... write resumed>) = 4 [pid 5970] +++ exited with 0 +++ [pid 5965] +++ exited with 0 +++ [pid 5961] +++ exited with 0 +++ [pid 5222] mkdir("./52", 0777 [pid 5221] <... openat resumed>) = 3 [pid 5973] close(3) = 0 [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5961, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5973] symlink("/dev/binderfs", "./binderfs" [pid 5219] restart_syscall(<... resuming interrupted clone ...>executing program [pid 5973] <... symlink resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5973] write(1, "executing program\n", 18) = 18 [pid 5221] getdents64(3, [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] <... restart_syscall resumed>) = 0 [pid 5973] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5221] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5973] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5222] <... ioctl resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5973] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5222] close(3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5973] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5221] unlink("./53/binderfs" [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5219] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5973] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5219] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... openat resumed>) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5973] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5219] getdents64(3, [pid 5973] <... mprotect resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... close resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5973] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] newfstatat(AT_FDCWD, "./51/binderfs", [pid 5973] <... rt_sigprocmask resumed>[], 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5974 attached [pid 5972] <... write resumed>) = 2097152 [pid 5219] unlink("./51/binderfs" [pid 5974] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5973] <... clone3 resumed> => {parent_tid=[5974]}, 88) = 5974 [pid 5974] <... rseq resumed>) = 0 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] munmap(0x7f0cb3600000, 138412032 [pid 5219] <... unlink resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5975 attached ) = 0 [pid 5975] set_robust_list(0x555593f656a0, 24) = 0 [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5975] chdir("./52" [pid 5974] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5972] <... munmap resumed>) = 0 [pid 5974] <... set_robust_list resumed>) = 0 [pid 5974] rt_sigprocmask(SIG_SETMASK, [], [pid 5975] <... chdir resumed>) = 0 [pid 5974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5974] memfd_create("syzkaller", 0 [pid 5972] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5975] <... prctl resumed>) = 0 [pid 5975] setpgid(0, 0) = 0 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5975 [pid 5975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5974] <... memfd_create resumed>) = 3 [pid 5972] <... openat resumed>) = 4 [pid 5974] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5975] <... openat resumed>) = 3 [pid 5974] <... mmap resumed>) = 0x7f0cb3600000 [pid 5972] ioctl(4, LOOP_SET_FD, 3 [pid 5975] write(3, "1000", 4) = 4 [pid 5975] close(3) = 0 [pid 5975] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5975] write(1, "executing program\n", 18 [pid 5221] <... umount2 resumed>) = 0 [pid 5975] <... write resumed>) = 18 [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5975] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5975] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5975] rt_sigprocmask(SIG_BLOCK, ~[], [], 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5976]}, 88) = 5976 [pid 5975] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5976 attached NULL, 8) = 0 [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5976] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5976] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5976] memfd_create("syzkaller", 0 [pid 5219] <... umount2 resumed>) = 0 [pid 5976] <... memfd_create resumed>) = 3 [pid 5974] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5972] <... ioctl resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5976] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5974] <... write resumed>) = 2097152 [pid 5972] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5976] <... mmap resumed>) = 0x7f0cb3600000 [pid 5972] <... close resumed>) = 0 [pid 5972] close(4 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5972] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5972] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5972] <... mkdir resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5972] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] getdents64(4, [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, [pid 5219] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x35\x31\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3) = 0 [pid 5219] rmdir("./51") = 0 [pid 5219] mkdir("./52", 0777) = 0 [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [ 93.266779][ T5972] loop2: detected capacity change from 0 to 4096 [pid 5219] close(3 [pid 5974] munmap(0x7f0cb3600000, 138412032 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5974] <... munmap resumed>) = 0 [pid 5974] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5219] <... close resumed>) = 0 [pid 5976] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5974] <... openat resumed>) = 4 [pid 5221] getdents64(4, [pid 5974] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] rmdir("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5977 [ 93.326219][ T5972] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). ./strace-static-x86_64: Process 5977 attached [pid 5221] <... rmdir resumed>) = 0 [pid 5977] set_robust_list(0x555593f656a0, 24 [pid 5221] getdents64(3, [pid 5977] <... set_robust_list resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5974] <... ioctl resumed>) = 0 [pid 5977] chdir("./52" [pid 5974] close(3) = 0 [pid 5974] close(4) = 0 [pid 5974] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5977] <... chdir resumed>) = 0 [pid 5977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5974] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5977] setpgid(0, 0 [pid 5976] <... write resumed>) = 2097152 [pid 5972] <... mount resumed>) = 0 [pid 5221] rmdir("./53" [pid 5977] <... setpgid resumed>) = 0 [pid 5977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... rmdir resumed>) = 0 [pid 5976] munmap(0x7f0cb3600000, 138412032 [pid 5972] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5977] <... openat resumed>) = 3 [pid 5976] <... munmap resumed>) = 0 [pid 5972] <... openat resumed>) = 3 [pid 5221] mkdir("./54", 0777 [pid 5977] write(3, "1000", 4) = 4 [pid 5972] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [ 93.369190][ T5974] loop0: detected capacity change from 0 to 4096 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5977] close(3 [pid 5976] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5972] <... chdir resumed>) = 0 [pid 5977] <... close resumed>) = 0 [pid 5972] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5977] symlink("/dev/binderfs", "./binderfs" [pid 5976] <... openat resumed>) = 4 [pid 5972] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5977] <... symlink resumed>) = 0 [pid 5976] ioctl(4, LOOP_SET_FD, 3 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] write(1, "executing program\n", 18 [pid 5972] <... futex resumed>) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5976] <... ioctl resumed>) = 0 [pid 5972] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5969] <... futex resumed>) = 0 [pid 5977] <... write resumed>) = 18 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] <... futex resumed>) = 0 [pid 5977] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5977] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5972] <... openat resumed>) = 4 [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5976] close(3 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5976] <... close resumed>) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5977] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5976] close(4 [pid 5972] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5976] <... close resumed>) = 0 [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5969] <... futex resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5976] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5972] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5978 attached [pid 5978] set_robust_list(0x555593f656a0, 24 [pid 5977] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5972] <... openat resumed>) = 5 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5978 [pid 5978] <... set_robust_list resumed>) = 0 [pid 5977] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5976] <... mkdir resumed>) = 0 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] chdir("./54" [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5969] <... futex resumed>) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5978] <... chdir resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] ftruncate(5, 33587187./strace-static-x86_64: Process 5979 attached [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5976] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5969] <... futex resumed>) = 0 [pid 5979] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5978] <... prctl resumed>) = 0 [pid 5977] <... clone3 resumed> => {parent_tid=[5979]}, 88) = 5979 [pid 5974] <... mount resumed>) = 0 [pid 5972] <... ftruncate resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5974] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5974] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 93.413249][ T5974] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [ 93.432700][ T5976] loop4: detected capacity change from 0 to 4096 [pid 5979] <... rseq resumed>) = 0 [pid 5977] rt_sigprocmask(SIG_SETMASK, [], [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5978] setpgid(0, 0 [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5972] <... futex resumed>) = 1 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5978] <... setpgid resumed>) = 0 [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5969] <... futex resumed>) = 0 [pid 5979] rt_sigprocmask(SIG_SETMASK, [], [pid 5974] <... futex resumed>) = 1 [pid 5979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5977] <... futex resumed>) = 0 [pid 5974] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] <... futex resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5979] memfd_create("syzkaller", 0 [pid 5978] <... openat resumed>) = 3 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5969] <... futex resumed>) = 0 [pid 5979] <... memfd_create resumed>) = 3 [pid 5978] write(3, "1000", 4 [pid 5974] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5979] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5978] <... write resumed>) = 4 [pid 5974] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] <... mmap resumed>) = 0x7f0cb3600000 [pid 5978] close(3 [pid 5974] <... openat resumed>) = 4 [pid 5978] <... close resumed>) = 0 [pid 5978] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5978] write(1, "executing program\n", 18executing program [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... write resumed>) = 18 [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... futex resumed>) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5978] <... futex resumed>) = 0 [pid 5974] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5974] <... openat resumed>) = 5 [pid 5973] <... futex resumed>) = 0 [pid 5978] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5974] <... futex resumed>) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5978] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5974] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... mprotect resumed>) = 0 [pid 5974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5974] ftruncate(5, 33587187 [pid 5973] <... futex resumed>) = 0 [pid 5978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5974] <... ftruncate resumed>) = 0 [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5974] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5974] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] <... futex resumed>) = 0 [pid 5974] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5980 attached [pid 5978] <... clone3 resumed> => {parent_tid=[5980]}, 88) = 5980 [pid 5978] rt_sigprocmask(SIG_SETMASK, [], [pid 5980] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5976] <... mount resumed>) = 0 [pid 5980] <... rseq resumed>) = 0 [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5978] <... futex resumed>) = 0 [pid 5980] <... set_robust_list resumed>) = 0 [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5976] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5976] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5980] memfd_create("syzkaller", 0 [pid 5976] <... chdir resumed>) = 0 [pid 5976] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... futex resumed>) = 0 [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 93.489232][ T5976] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... futex resumed>) = 1 [pid 5980] <... memfd_create resumed>) = 3 [pid 5979] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5972] <... copy_file_range resumed>) = 393216 [pid 5980] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5976] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... mmap resumed>) = 0x7f0cb3600000 [pid 5972] <... futex resumed>) = 0 [pid 5969] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5972] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... openat resumed>) = 4 [pid 5973] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5972] <... open resumed>) = 6 [pid 5979] <... write resumed>) = 2097152 [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... copy_file_range resumed>) = 393216 [pid 5973] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5972] <... futex resumed>) = 1 [pid 5969] <... futex resumed>) = 0 [pid 5976] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5979] munmap(0x7f0cb3600000, 138412032 [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... futex resumed>) = 0 [pid 5973] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5972] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5969] <... futex resumed>) = 0 [pid 5976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] <... futex resumed>) = 0 [pid 5974] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] <... mprotect resumed>) = 0 [pid 5972] <... open resumed>) = 7 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5980] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5976] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5973] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5972] <... futex resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... munmap resumed>) = 0 [pid 5976] <... openat resumed>) = 5 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5972] ftruncate(6, 46515 [pid 5969] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5981 attached [pid 5972] <... ftruncate resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5973] <... clone3 resumed> => {parent_tid=[5981]}, 88) = 5981 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5981] <... rseq resumed>) = 0 [pid 5979] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] rt_sigprocmask(SIG_SETMASK, [], [pid 5972] <... futex resumed>) = 0 [pid 5969] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5981] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5979] <... openat resumed>) = 4 [pid 5976] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5973] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5969] <... futex resumed>) = 0 [pid 5981] <... set_robust_list resumed>) = 0 [pid 5979] ioctl(4, LOOP_SET_FD, 3 [pid 5976] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5969] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] rt_sigprocmask(SIG_SETMASK, [], [pid 5979] <... ioctl resumed>) = 0 [pid 5976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 0 [pid 5981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5979] close(3 [pid 5976] ftruncate(5, 33587187 [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5973] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] <... mmap resumed>) = 0x20000000 [pid 5981] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5979] <... close resumed>) = 0 [pid 5976] <... ftruncate resumed>) = 0 [pid 5981] <... open resumed>) = 6 [pid 5980] <... write resumed>) = 2097152 [pid 5979] close(4 [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5972] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5976] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5979] <... close resumed>) = 0 [pid 5976] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5972] <... futex resumed>) = 1 [pid 5979] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5972] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5979] <... mkdir resumed>) = 0 [pid 5979] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5981] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] munmap(0x7f0cb3600000, 138412032 [pid 5969] <... futex resumed>) = 0 [pid 5981] <... futex resumed>) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5981] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5969] exit_group(0) = ? [pid 5973] <... futex resumed>) = 1 [pid 5974] <... futex resumed>) = 0 [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5972] <... futex resumed>) = ? [pid 5980] <... munmap resumed>) = 0 [pid 5974] <... open resumed>) = 7 [pid 5972] +++ exited with 0 +++ [pid 5969] +++ exited with 0 +++ [pid 5980] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5969, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=10 /* 0.10 s */} --- [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5980] <... openat resumed>) = 4 [pid 5974] <... futex resumed>) = 1 [pid 5973] <... futex resumed>) = 0 [pid 5980] ioctl(4, LOOP_SET_FD, 3 [pid 5974] ftruncate(6, 46515 [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... ftruncate resumed>) = 0 [pid 5973] <... futex resumed>) = 0 [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5974] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5973] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5974] <... futex resumed>) = 0 [pid 5973] <... futex resumed>) = 1 [pid 5974] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5973] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5974] <... mmap resumed>) = 0x20000000 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5220] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5974] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 5974] <... futex resumed>) = 1 [ 93.604058][ T5979] loop1: detected capacity change from 0 to 4096 [ 93.624688][ T5979] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5974] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5980] <... ioctl resumed>) = 0 [pid 5975] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5973] <... futex resumed>) = 0 [pid 5220] newfstatat(3, "", [pid 5980] close(3 [pid 5975] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5973] exit_group(0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5981] <... futex resumed>) = ? [pid 5980] <... close resumed>) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5974] <... futex resumed>) = ? [pid 5973] <... exit_group resumed>) = ? [pid 5220] getdents64(3, [pid 5981] +++ exited with 0 +++ [pid 5980] close(4 [pid 5975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5974] +++ exited with 0 +++ [pid 5980] <... close resumed>) = 0 [pid 5975] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5973] +++ exited with 0 +++ [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5980] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5979] <... mount resumed>) = 0 [pid 5975] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5220] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5973, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5980] <... mkdir resumed>) = 0 [pid 5979] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5976] <... copy_file_range resumed>) = 393216 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5979] <... openat resumed>) = 3 [pid 5975] <... mprotect resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5979] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5218] <... restart_syscall resumed>) = 0 [pid 5979] <... chdir resumed>) = 0 [pid 5976] <... futex resumed>) = 0 [pid 5975] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5979] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5976] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5220] unlink("./52/binderfs"./strace-static-x86_64: Process 5982 attached [pid 5980] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5979] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5218] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5982] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... clone3 resumed> => {parent_tid=[5982]}, 88) = 5982 [pid 5220] <... unlink resumed>) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5982] <... rseq resumed>) = 0 [pid 5979] <... futex resumed>) = 1 [pid 5975] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5982] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5979] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] <... futex resumed>) = 0 [pid 5975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5975] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] newfstatat(3, "", [pid 5982] rt_sigprocmask(SIG_SETMASK, [], [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 93.649890][ T5980] loop3: detected capacity change from 0 to 4096 [pid 5982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5975] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] getdents64(3, [pid 5982] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5979] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = 1 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./53/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5979] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5982] <... open resumed>) = 6 [pid 5979] <... openat resumed>) = 4 [pid 5982] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] <... futex resumed>) = 0 [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5976] <... futex resumed>) = 0 [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5982] <... futex resumed>) = 1 [pid 5976] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5982] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5976] <... open resumed>) = 7 [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5979] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = 0 [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5979] <... futex resumed>) = 0 [pid 5976] ftruncate(6, 46515 [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5979] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5976] <... ftruncate resumed>) = 0 [pid 5975] <... futex resumed>) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5979] <... openat resumed>) = 5 [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5975] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5976] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5976] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5975] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 4 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5220] newfstatat(4, "", [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5979] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5220] getdents64(4, [pid 5979] ftruncate(5, 33587187 [pid 5976] <... mmap resumed>) = 0x20000000 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5979] <... ftruncate resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... openat resumed>) = 4 [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5220] getdents64(4, [pid 5218] newfstatat(4, "", [pid 5979] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5976] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] close(4 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5979] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... close resumed>) = 0 [pid 5218] getdents64(4, [pid 5976] <... futex resumed>) = 1 [pid 5975] <... futex resumed>) = 0 [pid 5220] rmdir("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5976] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5975] exit_group(0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5982] <... futex resumed>) = ? [pid 5976] <... futex resumed>) = ? [pid 5975] <... exit_group resumed>) = ? [pid 5220] <... rmdir resumed>) = 0 [pid 5218] getdents64(4, [pid 5982] +++ exited with 0 +++ [pid 5976] +++ exited with 0 +++ [pid 5975] +++ exited with 0 +++ [pid 5220] getdents64(3, [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5975, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5218] close(4 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] <... close resumed>) = 0 [pid 5220] close(3 [pid 5218] rmdir("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("./52" [pid 5218] getdents64(3, [pid 5220] <... rmdir resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] mkdir("./53", 0777 [pid 5218] close(3 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5220] <... mkdir resumed>) = 0 [pid 5218] rmdir("./53" [pid 5222] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... rmdir resumed>) = 0 [pid 5222] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... openat resumed>) = 3 [pid 5222] <... openat resumed>) = 3 [pid 5222] newfstatat(3, "", [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5218] mkdir("./54", 0777 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] <... mkdir resumed>) = 0 [pid 5222] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] <... ioctl resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "./52/binderfs", [pid 5220] close(3 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./52/binderfs") = 0 [ 93.702719][ T5980] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5222] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... openat resumed>) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] close(3 [pid 5980] <... mount resumed>) = 0 [pid 5977] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5980] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5977] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5980] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5220] <... close resumed>) = 0 [pid 5980] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5977] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5980] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5977] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 5983 attached [pid 5983] set_robust_list(0x555593f656a0, 24 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] <... copy_file_range resumed>) = 393216 [pid 5977] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5983 [pid 5218] <... close resumed>) = 0 [pid 5983] <... set_robust_list resumed>) = 0 [pid 5980] <... futex resumed>) = 1 [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = 0 [pid 5977] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5980] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5979] <... futex resumed>) = 0 [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5979] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] <... futex resumed>) = 0 [pid 5983] chdir("./53" [pid 5980] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5980] <... openat resumed>) = 4 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5984 attached [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5984] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5980] <... futex resumed>) = 0 [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... umount2 resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5984] <... rseq resumed>) = 0 [pid 5980] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5978] <... futex resumed>) = 0 [pid 5977] <... clone3 resumed> => {parent_tid=[5984]}, 88) = 5984 [pid 5984] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5980] <... openat resumed>) = 5 [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] rt_sigprocmask(SIG_SETMASK, [], [pid 5984] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] <... chdir resumed>) = 0 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5984] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5978] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 5985 ./strace-static-x86_64: Process 5985 attached [pid 5985] set_robust_list(0x555593f656a0, 24 [pid 5222] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5985] <... set_robust_list resumed>) = 0 [pid 5985] chdir("./54" [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5985] <... chdir resumed>) = 0 [pid 5980] <... futex resumed>) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5980] ftruncate(5, 33587187 [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5985] <... prctl resumed>) = 0 [pid 5984] <... open resumed>) = 6 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5980] <... ftruncate resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5985] setpgid(0, 0 [pid 5983] <... prctl resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5984] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] setpgid(0, 0 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5985] <... setpgid resumed>) = 0 [pid 5984] <... futex resumed>) = 1 [pid 5983] <... setpgid resumed>) = 0 [pid 5980] <... futex resumed>) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5984] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] <... futex resumed>) = 0 [pid 5979] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = 1 [pid 5979] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5985] <... openat resumed>) = 3 [pid 5983] <... openat resumed>) = 3 [pid 5979] <... open resumed>) = 7 [pid 5983] write(3, "1000", 4 [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] newfstatat(4, "", [pid 5983] <... write resumed>) = 4 [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5985] write(3, "1000", 4 [pid 5983] close(3 [pid 5979] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5985] <... write resumed>) = 4 [pid 5983] <... close resumed>) = 0 [pid 5979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5977] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5985] close(3 [pid 5983] symlink("/dev/binderfs", "./binderfs" [pid 5979] ftruncate(6, 46515 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] getdents64(4, [pid 5985] <... close resumed>) = 0 [pid 5979] <... ftruncate resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5985] symlink("/dev/binderfs", "./binderfs" [pid 5983] <... symlink resumed>) = 0 [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(4 [pid 5985] <... symlink resumed>) = 0 executing program [pid 5983] write(1, "executing program\n", 18 [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5985] write(1, "executing program\n", 18 [pid 5983] <... write resumed>) = 18 [pid 5979] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5977] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] rmdir("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38"executing program [pid 5985] <... write resumed>) = 18 [pid 5977] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(3, [pid 5985] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5985] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5979] <... mmap resumed>) = 0x20000000 [pid 5977] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] close(3 [pid 5985] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... close resumed>) = 0 [pid 5985] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5222] rmdir("./52" [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] <... futex resumed>) = 0 [pid 5979] <... futex resumed>) = 1 [pid 5977] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5983] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5979] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5977] exit_group(0 [pid 5985] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5984] <... futex resumed>) = ? [pid 5983] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5979] <... futex resumed>) = ? [pid 5977] <... exit_group resumed>) = ? [pid 5985] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5979] +++ exited with 0 +++ [pid 5222] mkdir("./53", 0777 [pid 5985] <... mprotect resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5985] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5984] +++ exited with 0 +++ [pid 5983] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5977] +++ exited with 0 +++ [pid 5985] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5980] <... copy_file_range resumed>) = 393216 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5977, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5219] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5986 attached [pid 5983] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5980] <... futex resumed>) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5986] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5985] <... clone3 resumed> => {parent_tid=[5986]}, 88) = 5986 [pid 5980] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... rseq resumed>) = 0 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5978] <... futex resumed>) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5986] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... set_robust_list resumed>) = 0 [pid 5983] <... mprotect resumed>) = 0 [pid 5986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] close(3 [pid 5985] <... futex resumed>) = 0 [pid 5983] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5219] <... restart_syscall resumed>) = 0 [pid 5219] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5219] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5219] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./52/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5986] memfd_create("syzkaller", 0 [pid 5983] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5980] <... open resumed>) = 6 [pid 5222] <... close resumed>) = 0 [pid 5986] <... memfd_create resumed>) = 3 [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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5986] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5987 attached [pid 5986] <... mmap resumed>) = 0x7f0cb3600000 [pid 5980] <... futex resumed>) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5219] <... umount2 resumed>) = 0 [pid 5987] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5983] <... clone3 resumed> => {parent_tid=[5987]}, 88) = 5987 [pid 5980] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] rt_sigprocmask(SIG_SETMASK, [], [pid 5980] <... open resumed>) = 7 [pid 5978] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5988 attached [pid 5219] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5987] <... rseq resumed>) = 0 [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5988] set_robust_list(0x555593f656a0, 24 [pid 5987] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5980] <... futex resumed>) = 0 [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 5988 [pid 5987] <... set_robust_list resumed>) = 0 [pid 5983] <... futex resumed>) = 0 [pid 5980] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5987] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5980] <... futex resumed>) = 0 [pid 5978] <... futex resumed>) = 1 [pid 5988] <... set_robust_list resumed>) = 0 [pid 5980] ftruncate(6, 46515 [pid 5988] chdir("./53" [pid 5980] <... ftruncate resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5980] <... futex resumed>) = 0 [pid 5988] <... chdir resumed>) = 0 [pid 5987] memfd_create("syzkaller", 0 [pid 5980] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5987] <... memfd_create resumed>) = 3 [pid 5980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5978] <... futex resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5988] <... prctl resumed>) = 0 [pid 5987] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5980] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5978] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5988] setpgid(0, 0 [pid 5980] <... mmap resumed>) = 0x20000000 [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5988] <... setpgid resumed>) = 0 [pid 5987] <... mmap resumed>) = 0x7f0cb3600000 [pid 5980] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... openat resumed>) = 4 [pid 5988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] newfstatat(4, "", [pid 5988] <... openat resumed>) = 3 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5988] write(3, "1000", 4 [pid 5980] <... futex resumed>) = 1 [pid 5978] <... futex resumed>) = 0 [pid 5219] getdents64(4, [pid 5988] <... write resumed>) = 4 [pid 5980] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5978] exit_group(0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5988] close(3 [pid 5980] <... futex resumed>) = ? [pid 5978] <... exit_group resumed>) = ? [pid 5219] getdents64(4, [pid 5980] +++ exited with 0 +++ [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x35\x32\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5988] <... close resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 5988] symlink("/dev/binderfs", "./binderfs" [pid 5219] getdents64(3, [pid 5988] <... symlink resumed>) = 0 [pid 5978] +++ exited with 0 +++ [pid 5219] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 executing program [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5978, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5219] close(3 [pid 5988] write(1, "executing program\n", 18 [pid 5219] <... close resumed>) = 0 [pid 5988] <... write resumed>) = 18 [pid 5219] rmdir("./52" [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... rmdir resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] mkdir("./53", 0777 [pid 5988] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5221] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... mkdir resumed>) = 0 [pid 5988] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5986] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", [pid 5988] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] getdents64(3, [pid 5988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5988] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5221] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5988] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5988] <... mprotect resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5219] <... openat resumed>) = 3 [pid 5988] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./54/binderfs") = 0 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 5221] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... ioctl resumed>) = 0 [pid 5988] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] close(3 [pid 5988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[5989]}, 88) = 5989 [pid 5988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5989 attached [pid 5989] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053) = 0 [pid 5989] set_robust_list(0x7f0cbbb2b9a0, 24) = 0 [pid 5989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5989] memfd_create("syzkaller", 0 [pid 5987] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] <... umount2 resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5989] <... memfd_create resumed>) = 3 [pid 5989] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5990 attached [pid 5990] set_robust_list(0x555593f656a0, 24) = 0 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 5990 [pid 5990] chdir("./53") = 0 [pid 5986] <... write resumed>) = 2097152 [pid 5990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5990] setpgid(0, 0 [pid 5221] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5990] <... setpgid resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5990] <... openat resumed>) = 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5986] munmap(0x7f0cb3600000, 138412032 [pid 5990] write(3, "1000", 4 [pid 5221] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5990] <... write resumed>) = 4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5990] close(3 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5990] <... close resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5990] symlink("/dev/binderfs", "./binderfs" [pid 5221] newfstatat(4, "", [pid 5990] <... symlink resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5986] <... munmap resumed>) = 0 [pid 5221] getdents64(4, [pid 5990] write(1, "executing program\n", 18executing program [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5990] <... write resumed>) = 18 [pid 5221] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] close(4 [pid 5990] <... futex resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5990] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5221] rmdir("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5990] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5221] <... rmdir resumed>) = 0 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] getdents64(3, [pid 5990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5990] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 5221] close(3 [pid 5990] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5221] <... close resumed>) = 0 [pid 5990] <... mprotect resumed>) = 0 [pid 5221] rmdir("./54" [pid 5990] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5221] <... rmdir resumed>) = 0 [pid 5990] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5986] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5990] <... clone3 resumed> => {parent_tid=[5991]}, 88) = 5991 [pid 5221] mkdir("./55", 0777./strace-static-x86_64: Process 5991 attached [pid 5990] rt_sigprocmask(SIG_SETMASK, [], [pid 5986] <... openat resumed>) = 4 [pid 5990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... mkdir resumed>) = 0 [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5986] <... ioctl resumed>) = 0 [pid 5991] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5221] <... close resumed>) = 0 [pid 5991] <... rseq resumed>) = 0 [pid 5989] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5987] <... write resumed>) = 2097152 [pid 5986] close(3 [pid 5991] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5986] <... close resumed>) = 0 [pid 5991] <... set_robust_list resumed>) = 0 [pid 5987] munmap(0x7f0cb3600000, 138412032 [pid 5986] close(4 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5991] rt_sigprocmask(SIG_SETMASK, [], [pid 5987] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 5992 attached [pid 5991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5986] <... close resumed>) = 0 [pid 5992] set_robust_list(0x555593f656a0, 24 [pid 5991] memfd_create("syzkaller", 0 [pid 5986] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5992] <... set_robust_list resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 5992 [pid 5992] chdir("./55") = 0 [pid 5992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5992] setpgid(0, 0) = 0 [pid 5992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5991] <... memfd_create resumed>) = 3 [pid 5987] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5986] <... mkdir resumed>) = 0 [pid 5992] write(3, "1000", 4 [pid 5991] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5989] <... write resumed>) = 2097152 [pid 5987] <... openat resumed>) = 4 [pid 5986] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5992] <... write resumed>) = 4 [pid 5989] munmap(0x7f0cb3600000, 138412032 [pid 5987] ioctl(4, LOOP_SET_FD, 3 [pid 5992] close(3 [pid 5991] <... mmap resumed>) = 0x7f0cb3600000 [pid 5989] <... munmap resumed>) = 0 [ 94.033166][ T5986] loop0: detected capacity change from 0 to 4096 [pid 5992] <... close resumed>) = 0 [pid 5992] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5992] write(1, "executing program\n", 18) = 18 [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5992] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5992] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5992] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5992] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 5989] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 ./strace-static-x86_64: Process 5993 attached [pid 5989] ioctl(4, LOOP_SET_FD, 3 [pid 5992] <... clone3 resumed> => {parent_tid=[5993]}, 88) = 5993 [pid 5993] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5992] rt_sigprocmask(SIG_SETMASK, [], [pid 5993] <... rseq resumed>) = 0 [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... set_robust_list resumed>) = 0 [pid 5992] <... futex resumed>) = 0 [pid 5993] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] memfd_create("syzkaller", 0 [pid 5987] <... ioctl resumed>) = 0 [pid 5987] close(3) = 0 [pid 5987] close(4) = 0 [pid 5987] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5993] <... memfd_create resumed>) = 3 [pid 5987] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5993] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 5989] <... ioctl resumed>) = 0 [pid 5989] close(3) = 0 [pid 5989] close(4) = 0 [pid 5989] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [ 94.095459][ T5987] loop2: detected capacity change from 0 to 4096 [ 94.097497][ T5986] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [ 94.108838][ T5989] loop4: detected capacity change from 0 to 4096 [ 94.132570][ T5987] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 5989] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5993] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5987] <... mount resumed>) = 0 [pid 5987] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5991] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5987] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5987] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] <... futex resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... futex resumed>) = 0 [pid 5987] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5989] <... mount resumed>) = 0 [pid 5989] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5987] <... openat resumed>) = 4 [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5987] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5989] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5989] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5983] <... futex resumed>) = 0 [ 94.156777][ T5989] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 5989] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5986] <... mount resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5986] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5983] <... futex resumed>) = 1 [pid 5989] <... futex resumed>) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... openat resumed>) = 3 [pid 5987] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5986] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5989] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... openat resumed>) = 5 [pid 5986] <... chdir resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5986] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5989] <... openat resumed>) = 4 [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5989] <... futex resumed>) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5987] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] ftruncate(5, 33587187 [pid 5983] <... futex resumed>) = 0 [pid 5989] <... openat resumed>) = 5 [pid 5988] <... futex resumed>) = 0 [pid 5987] <... ftruncate resumed>) = 0 [pid 5986] <... futex resumed>) = 1 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5989] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5987] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... write resumed>) = 2097152 [pid 5989] ftruncate(5, 33587187 [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... futex resumed>) = 0 [pid 5989] <... ftruncate resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5989] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] <... futex resumed>) = 0 [pid 5989] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... openat resumed>) = 4 [pid 5993] munmap(0x7f0cb3600000, 138412032) = 0 [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5985] <... futex resumed>) = 0 [pid 5986] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5991] <... write resumed>) = 2097152 [pid 5986] <... openat resumed>) = 5 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5986] <... futex resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] ftruncate(5, 33587187 [pid 5985] <... futex resumed>) = 0 [pid 5993] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5986] <... ftruncate resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5993] <... openat resumed>) = 4 [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] ioctl(4, LOOP_SET_FD, 3 [pid 5991] munmap(0x7f0cb3600000, 138412032 [pid 5986] <... futex resumed>) = 1 [pid 5985] <... futex resumed>) = 0 [pid 5993] <... ioctl resumed>) = 0 [pid 5991] <... munmap resumed>) = 0 [pid 5986] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5993] close(3) = 0 [pid 5991] <... openat resumed>) = 4 [pid 5993] close(4) = 0 [pid 5991] ioctl(4, LOOP_SET_FD, 3 [pid 5993] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5993] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5991] <... ioctl resumed>) = 0 [pid 5988] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5988] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5989] <... copy_file_range resumed>) = 393216 [pid 5988] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5983] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5988] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5983] <... futex resumed>) = 0 [pid 5991] close(3 [pid 5988] <... mprotect resumed>) = 0 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5991] <... close resumed>) = 0 [pid 5988] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5983] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5991] close(4 [pid 5988] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5991] <... close resumed>) = 0 [pid 5988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5983] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5994 attached [pid 5991] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5983] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5991] <... mkdir resumed>) = 0 [pid 5988] <... clone3 resumed> => {parent_tid=[5994]}, 88) = 5994 [pid 5983] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5991] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5988] rt_sigprocmask(SIG_SETMASK, [], [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 5995 attached [pid 5988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5988] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... clone3 resumed> => {parent_tid=[5995]}, 88) = 5995 [pid 5995] <... rseq resumed>) = 0 [pid 5988] <... futex resumed>) = 0 [pid 5983] rt_sigprocmask(SIG_SETMASK, [], [pid 5995] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5988] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] <... futex resumed>) = 0 [pid 5995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5995] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [ 94.272113][ T5993] loop3: detected capacity change from 0 to 4096 [ 94.297696][ T5991] loop1: detected capacity change from 0 to 4096 [ 94.306862][ T5993] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5994] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5989] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5994] <... rseq resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5994] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5987] <... copy_file_range resumed>) = 393216 [pid 5985] <... futex resumed>) = 0 [pid 5994] rt_sigprocmask(SIG_SETMASK, [], [pid 5985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5994] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5985] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5994] <... open resumed>) = 6 [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5987] <... futex resumed>) = 0 [pid 5987] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] <... mprotect resumed>) = 0 [pid 5995] <... open resumed>) = 6 [pid 5985] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5995] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5995] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5994] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5983] <... futex resumed>) = 1 [pid 5994] <... futex resumed>) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5987] open("./bus", O_RDWR|O_SYNC|0x3c [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5994] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... open resumed>) = 7 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5987] <... futex resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5996 attached [pid 5993] <... mount resumed>) = 0 [pid 5989] <... futex resumed>) = 0 [pid 5988] <... futex resumed>) = 1 [pid 5987] ftruncate(6, 46515 [pid 5983] <... futex resumed>) = 0 [pid 5989] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] <... ftruncate resumed>) = 0 [pid 5985] <... clone3 resumed> => {parent_tid=[5996]}, 88) = 5996 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5993] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5989] <... open resumed>) = 7 [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... copy_file_range resumed>) = 393216 [pid 5985] rt_sigprocmask(SIG_SETMASK, [], [pid 5983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5996] <... rseq resumed>) = 0 [pid 5993] <... openat resumed>) = 3 [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5987] <... futex resumed>) = 0 [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5983] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5993] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5989] <... futex resumed>) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5987] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5986] <... futex resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... futex resumed>) = 0 [pid 5996] <... set_robust_list resumed>) = 0 [pid 5993] <... chdir resumed>) = 0 [pid 5989] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] <... futex resumed>) = 0 [pid 5983] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] rt_sigprocmask(SIG_SETMASK, [], [pid 5993] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] <... futex resumed>) = 0 [pid 5987] <... mmap resumed>) = 0x20000000 [pid 5985] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5993] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5989] ftruncate(6, 46515 [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5996] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] <... ftruncate resumed>) = 0 [pid 5987] <... futex resumed>) = 1 [pid 5983] <... futex resumed>) = 0 [pid 5987] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] exit_group(0 [pid 5995] <... futex resumed>) = ? [pid 5987] <... futex resumed>) = ? [pid 5983] <... exit_group resumed>) = ? [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5995] +++ exited with 0 +++ [pid 5996] <... open resumed>) = 6 [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5989] <... futex resumed>) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5993] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5989] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] <... futex resumed>) = 0 [pid 5989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5988] <... futex resumed>) = 0 [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5988] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5987] +++ exited with 0 +++ [pid 5983] +++ exited with 0 +++ [pid 5996] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5985] <... futex resumed>) = 0 [pid 5996] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5983, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [ 94.342403][ T5991] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 5993] <... openat resumed>) = 4 [pid 5989] <... mmap resumed>) = 0x20000000 [pid 5986] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... restart_syscall resumed>) = 0 [pid 5986] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5991] <... mount resumed>) = 0 [pid 5220] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5989] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5992] <... futex resumed>) = 0 [pid 5989] <... futex resumed>) = 1 [pid 5988] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 3 [pid 5993] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... openat resumed>) = 3 [pid 5989] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5988] exit_group(0 [pid 5993] <... openat resumed>) = 5 [pid 5991] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5986] <... futex resumed>) = 1 [pid 5985] <... futex resumed>) = 0 [pid 5220] newfstatat(3, "", [pid 5994] <... futex resumed>) = ? [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] <... chdir resumed>) = 0 [pid 5989] <... futex resumed>) = ? [pid 5988] <... exit_group resumed>) = ? [pid 5986] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5994] +++ exited with 0 +++ [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5991] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5986] ftruncate(6, 46515) = 0 [pid 5989] +++ exited with 0 +++ [pid 5988] +++ exited with 0 +++ [pid 5993] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] <... futex resumed>) = 0 [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(3, [pid 5993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5992] <... futex resumed>) = 0 [pid 5991] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5986] <... futex resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5988, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=7 /* 0.07 s */} --- [pid 5993] ftruncate(5, 33587187 [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5993] <... ftruncate resumed>) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 0 [pid 5986] <... futex resumed>) = 0 [pid 5985] <... futex resumed>) = 1 [pid 5993] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5992] <... futex resumed>) = 0 [pid 5985] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(AT_FDCWD, "./53/binderfs", [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... openat resumed>) = 4 [pid 5986] <... mmap resumed>) = 0x20000000 [pid 5222] <... restart_syscall resumed>) = 0 [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5986] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] unlink("./53/binderfs" [pid 5991] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5986] <... futex resumed>) = 1 [pid 5985] <... futex resumed>) = 0 [pid 5222] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... unlink resumed>) = 0 [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] <... futex resumed>) = 0 [pid 5986] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5985] exit_group(0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5996] <... futex resumed>) = ? [pid 5991] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5986] <... futex resumed>) = ? [pid 5985] <... exit_group resumed>) = ? [pid 5222] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5996] +++ exited with 0 +++ [pid 5986] +++ exited with 0 +++ [pid 5222] <... openat resumed>) = 3 [pid 5222] newfstatat(3, "", [pid 5991] <... openat resumed>) = 5 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5222] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] unlink("./53/binderfs" [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5985] +++ exited with 0 +++ [pid 5222] <... unlink resumed>) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5222] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5985, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- [pid 5991] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] <... futex resumed>) = 0 [pid 5218] restart_syscall(<... resuming interrupted clone ...> [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... restart_syscall resumed>) = 0 [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] <... futex resumed>) = 0 [pid 5991] ftruncate(5, 33587187 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... ftruncate resumed>) = 0 [pid 5218] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5218] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5991] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... openat resumed>) = 3 [pid 5990] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] newfstatat(3, "", [pid 5991] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./54/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... umount2 resumed>) = 0 [pid 5222] <... umount2 resumed>) = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5218] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5992] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] newfstatat(4, "", [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5992] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5992] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] getdents64(4, [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5993] <... copy_file_range resumed>) = 393216 [pid 5992] <... mprotect resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5992] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5220] getdents64(4, [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5997 attached [pid 5993] <... futex resumed>) = 0 [pid 5222] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5997] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 5993] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] <... clone3 resumed> => {parent_tid=[5997]}, 88) = 5997 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] close(4 [pid 5218] <... openat resumed>) = 4 [pid 5997] <... rseq resumed>) = 0 [pid 5992] rt_sigprocmask(SIG_SETMASK, [], [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5220] <... close resumed>) = 0 [pid 5218] newfstatat(4, "", [pid 5997] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 5220] rmdir("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5997] rt_sigprocmask(SIG_SETMASK, [], [pid 5992] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5220] <... rmdir resumed>) = 0 [pid 5997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5992] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(4, [pid 5997] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5992] <... futex resumed>) = 0 [pid 5222] newfstatat(4, "", [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5997] <... open resumed>) = 6 [pid 5992] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... copy_file_range resumed>) = 393216 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, [pid 5218] getdents64(4, [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] getdents64(4, [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5991] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] getdents64(4, [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5991] <... futex resumed>) = 0 [pid 5990] <... futex resumed>) = 1 [pid 5222] close(4 [pid 5991] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5222] <... close resumed>) = 0 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] rmdir("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5222] getdents64(3, [pid 5220] rmdir("./53" [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 5218] close(4 [pid 5222] close(3 [pid 5218] <... close resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5220] mkdir("./54", 0777 [pid 5991] <... open resumed>) = 6 [pid 5218] rmdir("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] rmdir("./53" [pid 5220] <... mkdir resumed>) = 0 [pid 5218] <... rmdir resumed>) = 0 [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5222] <... rmdir resumed>) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5218] getdents64(3, [pid 5997] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] mkdir("./54", 0777 [pid 5220] <... openat resumed>) = 3 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5997] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] <... futex resumed>) = 0 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 5218] close(3 [pid 5997] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... mkdir resumed>) = 0 [pid 5220] <... ioctl resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 5218] rmdir("./54" [pid 5992] <... futex resumed>) = 1 [pid 5218] <... rmdir resumed>) = 0 [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] <... open resumed>) = 7 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] <... futex resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5218] mkdir("./55", 0777 [pid 5993] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5991] ftruncate(6, 46515 [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5220] close(3 [pid 5218] <... mkdir resumed>) = 0 [pid 5993] <... open resumed>) = 7 [pid 5990] <... futex resumed>) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] <... ftruncate resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 5993] <... futex resumed>) = 1 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5993] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5218] <... openat resumed>) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] close(3 [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5990] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 5222] close(3 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5992] <... futex resumed>) = 0 [pid 5991] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5990] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5998] set_robust_list(0x555593f656a0, 24 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 5998 [pid 5998] <... set_robust_list resumed>) = 0 [pid 5998] chdir("./54") = 0 [pid 5998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5998] setpgid(0, 0) = 0 [pid 5998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5998] write(3, "1000", 4) = 4 [pid 5998] close(3) = 0 [pid 5998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5998] write(1, "executing program\n", 18) = 18 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5998] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 5998] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5998] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... close resumed>) = 0 [pid 5998] <... mprotect resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 5998] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5998] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 5999 attached [pid 5999] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 5998] <... clone3 resumed> => {parent_tid=[5999]}, 88) = 5999 [pid 5999] <... rseq resumed>) = 0 [pid 5998] rt_sigprocmask(SIG_SETMASK, [], [pid 5999] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 5998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] <... set_robust_list resumed>) = 0 [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] rt_sigprocmask(SIG_SETMASK, [], [pid 5998] <... futex resumed>) = 0 [pid 5999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6000 attached [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5991] <... mmap resumed>) = 0x20000000 [pid 5993] ftruncate(6, 46515) = 0 [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] set_robust_list(0x555593f656a0, 24 [pid 5999] memfd_create("syzkaller", 0 [pid 5993] <... futex resumed>) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 6000 [pid 6000] <... set_robust_list resumed>) = 0 [pid 5993] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] chdir("./55" [pid 5999] <... memfd_create resumed>) = 3 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6001 attached [pid 6000] <... chdir resumed>) = 0 [pid 5999] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] set_robust_list(0x555593f656a0, 24 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5999] <... mmap resumed>) = 0x7f0cb3600000 [pid 5992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5991] <... futex resumed>) = 1 [pid 5990] <... futex resumed>) = 0 [pid 6001] <... set_robust_list resumed>) = 0 [pid 5992] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5991] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5990] exit_group(0 [pid 6001] chdir("./54" [pid 5993] <... futex resumed>) = 0 [pid 5992] <... futex resumed>) = 1 [pid 5991] <... futex resumed>) = ? [pid 5990] <... exit_group resumed>) = ? [pid 5992] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] +++ exited with 0 +++ [pid 6000] <... prctl resumed>) = 0 [pid 5993] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5990] +++ exited with 0 +++ [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 6001 [pid 6001] <... chdir resumed>) = 0 [pid 6000] setpgid(0, 0) = 0 [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5990, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 6000] <... openat resumed>) = 3 [pid 5219] restart_syscall(<... resuming interrupted clone ...> [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6000] write(3, "1000", 4 [pid 5219] <... restart_syscall resumed>) = 0 [pid 6001] <... prctl resumed>) = 0 [pid 6000] <... write resumed>) = 4 [pid 6001] setpgid(0, 0 [pid 6000] close(3 [pid 5993] <... mmap resumed>) = 0x20000000 [pid 6001] <... setpgid resumed>) = 0 [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6000] <... close resumed>) = 0 [pid 5219] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6001] <... openat resumed>) = 3 [pid 6000] symlink("/dev/binderfs", "./binderfs" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6001] write(3, "1000", 4 [pid 6000] <... symlink resumed>) = 0 [pid 5219] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6001] <... write resumed>) = 4 [pid 6000] write(1, "executing program\n", 18 [pid 5993] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5219] <... openat resumed>) = 3 [pid 6001] close(3 [pid 6000] <... write resumed>) = 18 [pid 5993] <... futex resumed>) = 1 [pid 5992] <... futex resumed>) = 0 [pid 5219] newfstatat(3, "", [pid 6001] <... close resumed>) = 0 [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5993] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6000] <... futex resumed>) = 0 [pid 5219] getdents64(3, [pid 6000] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 6000] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5219] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6001] symlink("/dev/binderfs", "./binderfs" [pid 6000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5992] exit_group(0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6001] <... symlink resumed>) = 0 [pid 5219] newfstatat(AT_FDCWD, "./53/binderfs", [pid 6001] write(1, "executing program\n", 18 [pid 5993] <... futex resumed>) = ? [pid 5992] <... exit_group resumed>) = ? [pid 6001] <... write resumed>) = 18 [pid 5993] +++ exited with 0 +++ [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] unlink("./53/binderfs" [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... unlink resumed>) = 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5997] <... futex resumed>) = ? [pid 5219] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6000] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6001] <... futex resumed>) = 0 [pid 6001] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6000] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6001] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6001] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 6002 attached [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6000] <... clone3 resumed> => {parent_tid=[6002]}, 88) = 6002 [pid 5997] +++ exited with 0 +++ [pid 5992] +++ exited with 0 +++ [pid 6001] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6002] <... rseq resumed>) = 0 [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5992, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6002] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6001] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6001] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6002] <... set_robust_list resumed>) = 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6000] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6003 attached [pid 6002] rt_sigprocmask(SIG_SETMASK, [], [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5221] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6003] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6001] <... clone3 resumed> => {parent_tid=[6003]}, 88) = 6003 [pid 6003] <... rseq resumed>) = 0 [pid 6001] rt_sigprocmask(SIG_SETMASK, [], [pid 6003] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6003] <... set_robust_list resumed>) = 0 [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] rt_sigprocmask(SIG_SETMASK, [], [pid 6001] <... futex resumed>) = 0 [pid 6003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6003] memfd_create("syzkaller", 0 [pid 6002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5221] getdents64(3, [pid 5219] <... umount2 resumed>) = 0 [pid 6002] memfd_create("syzkaller", 0 [pid 5221] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6002] <... memfd_create resumed>) = 3 [pid 5221] unlink("./55/binderfs" [pid 6003] <... memfd_create resumed>) = 3 [pid 6002] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5999] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] <... unlink resumed>) = 0 [pid 5219] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6003] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0cb3600000 [pid 6002] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, [pid 5221] <... umount2 resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x35\x33\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3 [pid 6003] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] rmdir("./53") = 0 [pid 5219] mkdir("./54", 0777) = 0 [pid 5999] <... write resumed>) = 2097152 [pid 5999] munmap(0x7f0cb3600000, 138412032 [pid 6002] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5999] <... munmap resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] <... openat resumed>) = 3 [pid 6003] <... write resumed>) = 2097152 [pid 6003] munmap(0x7f0cb3600000, 138412032 [pid 5999] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5999] ioctl(4, LOOP_SET_FD, 3 [pid 6003] <... munmap resumed>) = 0 [pid 5221] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] ioctl(3, LOOP_CLR_FD [pid 6003] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... ioctl resumed>) = 0 [pid 6003] <... openat resumed>) = 4 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] close(3 [pid 6003] ioctl(4, LOOP_SET_FD, 3 [pid 5999] <... ioctl resumed>) = 0 [pid 6002] <... write resumed>) = 2097152 [pid 5221] <... openat resumed>) = 4 [pid 6002] munmap(0x7f0cb3600000, 138412032 [pid 5999] close(3 [pid 5221] newfstatat(4, "", [pid 6002] <... munmap resumed>) = 0 [pid 5999] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5999] close(4) = 0 [pid 5999] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 5221] getdents64(4, [pid 6003] <... ioctl resumed>) = 0 [pid 6002] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5219] <... close resumed>) = 0 [pid 6003] close(3 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6003] <... close resumed>) = 0 [pid 5221] getdents64(4, [pid 6003] close(4 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6004 attached [pid 6003] <... close resumed>) = 0 [pid 6002] <... openat resumed>) = 4 [ 94.732156][ T5999] loop2: detected capacity change from 0 to 4096 [ 94.745581][ T6003] loop4: detected capacity change from 0 to 4096 [pid 5999] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5221] close(4 [pid 6004] set_robust_list(0x555593f656a0, 24 [pid 6003] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 6002] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... close resumed>) = 0 [pid 6003] <... mkdir resumed>) = 0 [pid 5221] rmdir("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 6004 [pid 6003] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 6004] <... set_robust_list resumed>) = 0 [pid 6004] chdir("./54") = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6002] <... ioctl resumed>) = 0 [pid 5999] <... mount resumed>) = 0 [pid 5221] getdents64(3, [pid 6002] close(3 [pid 5999] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 6002] <... close resumed>) = 0 [pid 5221] close(3 [pid 6002] close(4 [pid 5221] <... close resumed>) = 0 [pid 6004] setpgid(0, 0 [pid 6002] <... close resumed>) = 0 [pid 5999] <... openat resumed>) = 3 [pid 5221] rmdir("./55" [pid 6002] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5999] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6004] <... setpgid resumed>) = 0 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... rmdir resumed>) = 0 [pid 6004] <... openat resumed>) = 3 [pid 6002] <... mkdir resumed>) = 0 [pid 5221] mkdir("./56", 0777 [pid 5999] <... chdir resumed>) = 0 [pid 6004] write(3, "1000", 4) = 4 [pid 6004] close(3 [pid 5221] <... mkdir resumed>) = 0 [pid 5999] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6004] <... close resumed>) = 0 [pid 6002] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5999] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6004] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... openat resumed>) = 3 [pid 6004] write(1, "executing program\n", 18) = 18 [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 6004] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 6004] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 5999] <... futex resumed>) = 1 [pid 5221] <... ioctl resumed>) = 0 [ 94.774918][ T5999] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [ 94.792416][ T6002] loop0: detected capacity change from 0 to 4096 [ 94.800041][ T6003] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 6004] <... mprotect resumed>) = 0 [pid 5999] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] <... futex resumed>) = 0 [pid 5221] close(3 [pid 6004] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 6005 attached => {parent_tid=[6005]}, 88) = 6005 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5998] <... futex resumed>) = 0 [pid 6005] <... rseq resumed>) = 0 [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6004] <... futex resumed>) = 0 [pid 6005] <... set_robust_list resumed>) = 0 [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6005] memfd_create("syzkaller", 0 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000) = 4 [pid 6005] <... memfd_create resumed>) = 3 [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5998] <... futex resumed>) = 0 [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5998] <... futex resumed>) = 0 [pid 6005] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] <... mmap resumed>) = 0x7f0cb3600000 [pid 5999] <... openat resumed>) = 5 [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... close resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5998] <... futex resumed>) = 0 [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] ftruncate(5, 33587187) = 0 [ 94.820863][ T6002] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6006 attached [pid 6003] <... mount resumed>) = 0 [pid 5999] <... futex resumed>) = 1 [pid 5998] <... futex resumed>) = 0 [pid 6006] set_robust_list(0x555593f656a0, 24 [pid 5999] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 6006 [pid 6006] <... set_robust_list resumed>) = 0 [pid 5998] <... futex resumed>) = 0 [pid 6006] chdir("./56" [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] <... chdir resumed>) = 0 [pid 6003] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5999] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6003] <... openat resumed>) = 3 [pid 6006] <... prctl resumed>) = 0 [pid 6003] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6006] setpgid(0, 0 [pid 6003] <... chdir resumed>) = 0 [pid 6006] <... setpgid resumed>) = 0 [pid 6003] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6003] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6006] <... openat resumed>) = 3 [pid 6005] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] write(3, "1000", 4 [pid 6002] <... mount resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6006] <... write resumed>) = 4 [pid 6003] <... futex resumed>) = 1 [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] close(3 [pid 6001] <... futex resumed>) = 0 [pid 6006] <... close resumed>) = 0 [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] symlink("/dev/binderfs", "./binderfs" [pid 6002] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 6003] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6006] <... symlink resumed>) = 0 [pid 6002] <... openat resumed>) = 3 [pid 6003] <... openat resumed>) = 4 [pid 6002] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6006] write(1, "executing program\n", 18 [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... chdir resumed>) = 0 [pid 6003] <... futex resumed>) = 1 [pid 6001] <... futex resumed>) = 0 executing program [pid 6006] <... write resumed>) = 18 [pid 6003] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6001] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6003] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6002] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 6006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6002] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6000] <... futex resumed>) = 0 [pid 6006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6006] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6002] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6006] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6006] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6005] <... write resumed>) = 2097152 [pid 6003] <... openat resumed>) = 5 [pid 6002] <... openat resumed>) = 4 [pid 5999] <... copy_file_range resumed>) = 393216 [pid 5998] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6007 attached [pid 6005] munmap(0x7f0cb3600000, 138412032 [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6006] <... clone3 resumed> => {parent_tid=[6007]}, 88) = 6007 [pid 6003] <... futex resumed>) = 1 [pid 6002] <... futex resumed>) = 1 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] <... futex resumed>) = 0 [pid 6007] <... rseq resumed>) = 0 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], [pid 6003] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... futex resumed>) = 0 [pid 5998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6007] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... munmap resumed>) = 0 [pid 6003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 5999] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] <... mmap resumed>) = 0x7f0cbbaea000 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6003] ftruncate(5, 33587187 [pid 6002] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 6007] rt_sigprocmask(SIG_SETMASK, [], [pid 6006] <... futex resumed>) = 0 [pid 6005] <... openat resumed>) = 4 [pid 6003] <... ftruncate resumed>) = 0 [pid 6002] <... openat resumed>) = 5 [pid 5998] <... mprotect resumed>) = 0 [pid 6007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6005] ioctl(4, LOOP_SET_FD, 3 [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6003] <... futex resumed>) = 1 [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6003] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5998] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 6007] memfd_create("syzkaller", 0 [pid 6002] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] <... futex resumed>) = 0 [pid 5998] <... clone3 resumed> => {parent_tid=[6008]}, 88) = 6008 [pid 6002] ftruncate(5, 33587187 [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5998] rt_sigprocmask(SIG_SETMASK, [], [pid 6002] <... ftruncate resumed>) = 0 [pid 5998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5998] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] <... futex resumed>) = 0 [pid 6002] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5998] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6000] <... futex resumed>) = 0 [pid 6002] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6008 attached [pid 6007] <... memfd_create resumed>) = 3 [pid 6005] <... ioctl resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6008] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6007] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6005] close(3 [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... rseq resumed>) = 0 [pid 6007] <... mmap resumed>) = 0x7f0cb3600000 [pid 6005] <... close resumed>) = 0 [pid 6003] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 1 [pid 6008] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6005] close(4 [pid 6003] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... set_robust_list resumed>) = 0 [pid 6005] <... close resumed>) = 0 [pid 6008] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 6008] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 6008] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 6008] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5998] <... futex resumed>) = 0 [pid 6008] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] <... futex resumed>) = 0 [pid 5999] open("./bus", O_RDWR|O_SYNC|0x3c) = 7 [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5998] <... futex resumed>) = 0 [pid 5999] ftruncate(6, 46515 [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5999] <... ftruncate resumed>) = 0 [pid 5998] <... futex resumed>) = 0 [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5999] <... futex resumed>) = 0 [pid 5998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5999] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5998] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5998] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5999] <... mmap resumed>) = 0x20000000 [pid 6000] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 6000] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5999] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] <... mprotect resumed>) = 0 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 6000] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5999] <... futex resumed>) = 1 [pid 5998] <... futex resumed>) = 0 [pid 6001] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 6005] <... mount resumed>) = 0 [pid 6003] <... copy_file_range resumed>) = 393216 [pid 6001] <... mprotect resumed>) = 0 [pid 6000] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5999] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5998] exit_group(0 [pid 6005] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6008] <... futex resumed>) = ? [pid 5998] <... exit_group resumed>) = ? [pid 6005] <... openat resumed>) = 3 [pid 6003] <... futex resumed>) = 0 [pid 6008] +++ exited with 0 +++ [pid 6005] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6001] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6003] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5999] <... futex resumed>) = ? [pid 6005] <... chdir resumed>) = 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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 6000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5999] +++ exited with 0 +++ [pid 5998] +++ exited with 0 +++ ./strace-static-x86_64: Process 6010 attached ./strace-static-x86_64: Process 6009 attached [pid 6005] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6010] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6009] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6005] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6001] <... clone3 resumed> => {parent_tid=[6009]}, 88) = 6009 [pid 6000] <... clone3 resumed> => {parent_tid=[6010]}, 88) = 6010 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5998, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 6007] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6010] <... rseq resumed>) = 0 [pid 6009] <... rseq resumed>) = 0 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] rt_sigprocmask(SIG_SETMASK, [], [pid 6000] rt_sigprocmask(SIG_SETMASK, [], [pid 5220] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 94.949437][ T6005] loop1: detected capacity change from 0 to 4096 [ 94.969075][ T6005] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [pid 6000] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6000] <... futex resumed>) = 0 [pid 5220] <... openat resumed>) = 3 [pid 6000] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6010] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6009] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [pid 5220] getdents64(3, [pid 6010] <... set_robust_list resumed>) = 0 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6005] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 6010] rt_sigprocmask(SIG_SETMASK, [], [pid 6009] rt_sigprocmask(SIG_SETMASK, [], [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6004] <... futex resumed>) = 0 [pid 6002] <... copy_file_range resumed>) = 393216 [pid 6001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5220] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6010] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6009] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6001] <... futex resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "./54/binderfs", [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6002] <... futex resumed>) = 0 [pid 5220] unlink("./54/binderfs" [pid 6002] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] <... unlink resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6009] <... open resumed>) = 6 [pid 6005] <... openat resumed>) = 4 [pid 6010] <... open resumed>) = 6 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6009] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] <... futex resumed>) = 1 [pid 6001] <... futex resumed>) = 0 [pid 6005] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... openat resumed>) = 5 [pid 6003] <... futex resumed>) = 0 [pid 6009] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6001] <... futex resumed>) = 1 [pid 6003] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6010] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] <... write resumed>) = 2097152 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... open resumed>) = 7 [pid 6010] <... futex resumed>) = 1 [pid 6005] <... futex resumed>) = 1 [pid 6007] munmap(0x7f0cb3600000, 138412032 [pid 6004] <... futex resumed>) = 0 [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 0 [pid 6010] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] <... munmap resumed>) = 0 [pid 6005] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 1 [pid 6001] <... futex resumed>) = 0 [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = 0 [pid 6007] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6004] <... futex resumed>) = 0 [pid 6003] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] <... futex resumed>) = 0 [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] <... futex resumed>) = 1 [pid 6007] <... openat resumed>) = 4 [pid 6002] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6005] ftruncate(5, 33587187 [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6007] ioctl(4, LOOP_SET_FD, 3 [pid 6001] <... futex resumed>) = 0 [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] ftruncate(6, 46515 [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... open resumed>) = 7 [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6002] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5220] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6007] <... ioctl resumed>) = 0 [pid 6005] <... ftruncate resumed>) = 0 [pid 6003] <... ftruncate resumed>) = 0 [pid 6000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6007] close(3 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6007] <... close resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6003] <... futex resumed>) = 1 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 1 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 6007] close(4 [pid 6005] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6002] ftruncate(6, 46515 [pid 6001] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6007] <... close resumed>) = 0 [pid 6004] <... futex resumed>) = 0 [pid 6003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6001] <... futex resumed>) = 0 [pid 6003] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6001] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] <... ftruncate resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6007] <... mkdir resumed>) = 0 [pid 6005] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6003] <... mmap resumed>) = 0x20000000 [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6003] <... futex resumed>) = 1 [pid 6001] <... futex resumed>) = 0 [pid 6000] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6000] <... futex resumed>) = 0 [pid 6001] exit_group(0 [pid 6000] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] <... futex resumed>) = ? [pid 6001] <... exit_group resumed>) = ? [pid 6003] <... futex resumed>) = ? [pid 6009] +++ exited with 0 +++ [pid 6003] +++ exited with 0 +++ [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6007] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 6002] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 5220] <... openat resumed>) = 4 [pid 5220] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5220] getdents64(4, [pid 6001] +++ exited with 0 +++ [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6001, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} --- [pid 5220] close(4 [pid 5222] restart_syscall(<... resuming interrupted clone ...> [pid 5220] <... close resumed>) = 0 [pid 5220] rmdir("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5220] close(3) = 0 [pid 5220] rmdir("./54" [pid 6002] <... mmap resumed>) = 0x20000000 [pid 5220] <... rmdir resumed>) = 0 [pid 5220] mkdir("./55", 0777) = 0 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5220] ioctl(3, LOOP_CLR_FD [pid 6002] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... ioctl resumed>) = 0 [pid 6002] <... futex resumed>) = 1 [pid 5220] close(3 [pid 6002] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... restart_syscall resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 6000] exit_group(0 [pid 5222] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6010] <... futex resumed>) = ? [pid 6000] <... exit_group resumed>) = ? [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6010] +++ exited with 0 +++ [pid 6002] <... futex resumed>) = ? [pid 5222] <... openat resumed>) = 3 [pid 5220] <... close resumed>) = 0 [ 95.074206][ T6007] loop3: detected capacity change from 0 to 4096 [pid 5222] newfstatat(3, "", [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6002] +++ exited with 0 +++ [pid 6000] +++ exited with 0 +++ [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6004] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6000, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5222] getdents64(3, [pid 6004] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 6004] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6011 attached [pid 6004] <... mprotect resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6011] set_robust_list(0x555593f656a0, 24 [pid 5222] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5218] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6004] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6011] <... set_robust_list resumed>) = 0 [pid 5222] unlink("./54/binderfs" [pid 6011] chdir("./55" [pid 6004] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] <... unlink resumed>) = 0 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 6011 [pid 5218] <... openat resumed>) = 3 [pid 6004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] newfstatat(3, "", ./strace-static-x86_64: Process 6012 attached [pid 6011] <... chdir resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6012] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6004] <... clone3 resumed> => {parent_tid=[6012]}, 88) = 6012 [pid 5218] getdents64(3, [pid 6012] <... rseq resumed>) = 0 [pid 6011] <... prctl resumed>) = 0 [pid 6004] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 6012] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6011] setpgid(0, 0 [pid 6004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5218] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] <... set_robust_list resumed>) = 0 [pid 6011] <... setpgid resumed>) = 0 [pid 6004] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6012] rt_sigprocmask(SIG_SETMASK, [], [pid 6011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6004] <... futex resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6005] <... copy_file_range resumed>) = 393216 [pid 6004] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5218] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6012] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6011] <... openat resumed>) = 3 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] write(3, "1000", 4 [pid 6005] <... futex resumed>) = 0 [pid 6011] <... write resumed>) = 4 [pid 6005] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] close(3) = 0 [pid 6011] symlink("/dev/binderfs", "./binderfs" [pid 6012] <... open resumed>) = 6 [pid 6011] <... symlink resumed>) = 0 [pid 5218] unlink("./55/binderfs"executing program [pid 6011] write(1, "executing program\n", 18) = 18 [pid 5218] <... unlink resumed>) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6011] <... futex resumed>) = 0 [pid 6011] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6012] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6012] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [ 95.131545][ T6007] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] <... futex resumed>) = 1 [pid 6011] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6005] <... futex resumed>) = 0 [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = 0 [pid 6011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] <... mount resumed>) = 0 [pid 6005] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6007] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 6005] <... open resumed>) = 7 [pid 6011] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6007] <... openat resumed>) = 3 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6011] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6007] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6005] <... futex resumed>) = 1 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6011] <... mprotect resumed>) = 0 [pid 6007] <... chdir resumed>) = 0 [pid 6005] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6007] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6004] <... futex resumed>) = 0 [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 6011] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6007] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6011] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6007] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... futex resumed>) = 0 [pid 6004] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6013 attached [pid 6007] <... futex resumed>) = 1 [pid 6006] <... futex resumed>) = 0 [pid 6005] ftruncate(6, 46515 [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6011] <... clone3 resumed> => {parent_tid=[6013]}, 88) = 6013 [pid 6007] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] <... ftruncate resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6011] rt_sigprocmask(SIG_SETMASK, [], [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] <... futex resumed>) = 0 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6006] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6013] <... rseq resumed>) = 0 [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6011] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5222] <... openat resumed>) = 4 [pid 6004] <... futex resumed>) = 0 [pid 6013] <... set_robust_list resumed>) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6005] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6013] rt_sigprocmask(SIG_SETMASK, [], [pid 6004] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] newfstatat(4, "", [pid 6013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6007] <... openat resumed>) = 4 [pid 6005] <... mmap resumed>) = 0x20000000 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] getdents64(4, [pid 6007] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 6007] <... futex resumed>) = 1 [pid 6006] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [pid 5222] getdents64(4, [pid 6007] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] exit_group(0 [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 6013] memfd_create("syzkaller", 0 [pid 6012] <... futex resumed>) = ? [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = ? [pid 6004] <... exit_group resumed>) = ? [pid 6012] +++ exited with 0 +++ [pid 6007] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6006] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6005] +++ exited with 0 +++ [pid 5222] close(4 [pid 6007] <... openat resumed>) = 5 [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5218] <... umount2 resumed>) = 0 [pid 5222] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5222] close(3 [pid 6013] <... memfd_create resumed>) = 3 [pid 6007] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] +++ exited with 0 +++ [pid 5222] <... close resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6013] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6007] <... futex resumed>) = 1 [pid 6006] <... futex resumed>) = 0 [pid 5222] rmdir("./54" [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6004, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} --- [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6013] <... mmap resumed>) = 0x7f0cb3600000 [pid 6007] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... rmdir resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 6007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] <... futex resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6007] ftruncate(5, 33587187 [pid 5222] mkdir("./55", 0777 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6007] <... ftruncate resumed>) = 0 [pid 5222] <... mkdir resumed>) = 0 [pid 5218] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6007] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6013] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6007] <... futex resumed>) = 1 [pid 6006] <... futex resumed>) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5219] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6006] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] <... openat resumed>) = 3 [pid 6006] <... futex resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] newfstatat(3, "", [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6007] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 5218] <... openat resumed>) = 4 [pid 5222] <... openat resumed>) = 3 [pid 5219] getdents64(3, [pid 5218] newfstatat(4, "", [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] getdents64(4, [pid 5219] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] close(3 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] getdents64(4, [pid 5219] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] close(4) = 0 [pid 5219] unlink("./54/binderfs") = 0 [pid 5219] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] rmdir("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5218] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] close(3) = 0 [pid 5222] <... close resumed>) = 0 [pid 5218] rmdir("./55") = 0 [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] mkdir("./56", 0777) = 0 ./strace-static-x86_64: Process 6014 attached [pid 5219] <... umount2 resumed>) = 0 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 6014 [pid 6014] set_robust_list(0x555593f656a0, 24 [pid 5218] <... openat resumed>) = 3 [pid 6014] <... set_robust_list resumed>) = 0 [pid 5218] ioctl(3, LOOP_CLR_FD [pid 5219] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5218] <... ioctl resumed>) = 0 [pid 6014] chdir("./55" [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5218] close(3 [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6006] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5219] umount2("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6014] <... chdir resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 6013] <... write resumed>) = 2097152 [pid 6014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6006] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5219] newfstatat(4, "", [pid 6006] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6006] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5219] getdents64(4, [pid 6006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, ./strace-static-x86_64: Process 6015 attached [pid 6006] <... clone3 resumed> => {parent_tid=[6015]}, 88) = 6015 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 6006] rt_sigprocmask(SIG_SETMASK, [], [pid 5219] close(4 [pid 6006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5219] <... close resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] rmdir("\x2e\x2f\x35\x34\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 6006] <... futex resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3 [pid 6014] <... prctl resumed>) = 0 [pid 5219] <... close resumed>) = 0 [pid 5219] rmdir("./54" [pid 6014] setpgid(0, 0 [pid 5219] <... rmdir resumed>) = 0 [pid 6015] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053) = 0 [pid 6015] set_robust_list(0x7f0cbbb0a9a0, 24) = 0 [pid 6015] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] <... setpgid resumed>) = 0 [pid 6013] munmap(0x7f0cb3600000, 138412032 [pid 6015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6015] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011) = 6 [pid 6014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5219] mkdir("./55", 0777) = 0 [pid 6013] <... munmap resumed>) = 0 [pid 6014] <... openat resumed>) = 3 [pid 6013] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6014] write(3, "1000", 4 [pid 6013] <... openat resumed>) = 4 [pid 5219] <... openat resumed>) = 3 [pid 6014] <... write resumed>) = 4 [pid 6013] ioctl(4, LOOP_SET_FD, 3 [pid 5219] ioctl(3, LOOP_CLR_FD [pid 6014] close(3 [pid 5219] <... ioctl resumed>) = 0 [pid 6015] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] close(3 [pid 6015] <... futex resumed>) = 1 [pid 6014] <... close resumed>) = 0 [pid 6015] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] symlink("/dev/binderfs", "./binderfs" [pid 6006] <... futex resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 1 [pid 6014] <... symlink resumed>) = 0 [pid 6015] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6006] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 6014] write(1, "executing program\n", 18 [pid 5218] <... close resumed>) = 0 [pid 6014] <... write resumed>) = 18 [pid 6013] <... ioctl resumed>) = 0 [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6014] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] <... open resumed>) = 7 [pid 6015] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6014] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6016 attached [pid 6013] close(3 [pid 6014] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6013] <... close resumed>) = 0 [pid 6016] set_robust_list(0x555593f656a0, 24 [pid 6014] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6016] <... set_robust_list resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6013] close(4 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 6016 [pid 6016] chdir("./56" [pid 6015] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6013] <... close resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6016] <... chdir resumed>) = 0 [pid 6014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6013] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 6014] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6006] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6015] ftruncate(6, 46515 [pid 6006] <... futex resumed>) = 0 [pid 6006] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6013] <... mkdir resumed>) = 0 [pid 6016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6014] <... mprotect resumed>) = 0 [pid 6013] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5219] <... close resumed>) = 0 [pid 6016] setpgid(0, 0) = 0 [pid 6014] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6017 attached [pid 6016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6015] <... ftruncate resumed>) = 0 [pid 6016] <... openat resumed>) = 3 [pid 6015] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6014] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6015] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6006] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] set_robust_list(0x555593f656a0, 24 [pid 6016] write(3, "1000", 4 [pid 6014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6006] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6018 attached [pid 6017] <... set_robust_list resumed>) = 0 [pid 6016] <... write resumed>) = 4 [pid 6015] <... mmap resumed>) = 0x20000000 [pid 6006] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 6017 [pid 6016] close(3 [pid 6015] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... clone3 resumed> => {parent_tid=[6018]}, 88) = 6018 [pid 6017] chdir("./55" [pid 6016] <... close resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 6017] <... chdir resumed>) = 0 [pid 6016] symlink("/dev/binderfs", "./binderfs" [pid 6015] <... futex resumed>) = 1 [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6006] <... futex resumed>) = 0 executing program [pid 6018] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6016] <... symlink resumed>) = 0 [pid 6015] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... prctl resumed>) = 0 [pid 6018] <... rseq resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6018] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6017] setpgid(0, 0 [pid 6016] write(1, "executing program\n", 18 [pid 6018] <... set_robust_list resumed>) = 0 [pid 6017] <... setpgid resumed>) = 0 [pid 6018] rt_sigprocmask(SIG_SETMASK, [], [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6016] <... write resumed>) = 18 [pid 6018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6018] memfd_create("syzkaller", 0 [pid 6016] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6017] <... openat resumed>) = 3 [pid 6016] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6017] write(3, "1000", 4 [pid 6016] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6017] <... write resumed>) = 4 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6018] <... memfd_create resumed>) = 3 [pid 6017] close(3 [pid 6016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6018] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6017] <... close resumed>) = 0 [pid 6016] <... mmap resumed>) = 0x7f0cbbb0b000 [ 95.334238][ T6013] loop2: detected capacity change from 0 to 4096 [ 95.365973][ T6013] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). executing program [pid 6017] symlink("/dev/binderfs", "./binderfs" [pid 6016] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6018] <... mmap resumed>) = 0x7f0cb3600000 [pid 6016] <... mprotect resumed>) = 0 [pid 6016] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6017] <... symlink resumed>) = 0 [pid 6016] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6017] write(1, "executing program\n", 18) = 18 [pid 6016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6019 attached ) = 0 [pid 6017] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6016] <... clone3 resumed> => {parent_tid=[6019]}, 88) = 6019 [pid 6019] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6017] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6019] <... rseq resumed>) = 0 [pid 6017] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6019] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6016] <... futex resumed>) = 0 [pid 6016] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6017] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6019] <... set_robust_list resumed>) = 0 [pid 6019] rt_sigprocmask(SIG_SETMASK, [], [pid 6017] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] <... mprotect resumed>) = 0 [pid 6017] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6007] <... copy_file_range resumed>) = 786432 [pid 6007] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6007] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] exit_group(0 [pid 6015] <... futex resumed>) = ? [pid 6007] <... futex resumed>) = ? [pid 6006] <... exit_group resumed>) = ? [pid 6019] memfd_create("syzkaller", 0 [pid 6017] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6015] +++ exited with 0 +++ [pid 6007] +++ exited with 0 +++ [pid 6006] +++ exited with 0 +++ [pid 6013] <... mount resumed>) = 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=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[6020]}, 88) = 6020 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6006, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=11 /* 0.11 s */} --- ./strace-static-x86_64: Process 6020 attached [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 6017] rt_sigprocmask(SIG_SETMASK, [], [pid 5221] <... restart_syscall resumed>) = 0 [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6013] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 6020] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6013] <... openat resumed>) = 3 [pid 6020] <... rseq resumed>) = 0 [pid 6017] <... futex resumed>) = 0 [pid 5221] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6020] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6019] <... memfd_create resumed>) = 3 [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6013] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6020] <... set_robust_list resumed>) = 0 [pid 6019] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6013] <... chdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6020] rt_sigprocmask(SIG_SETMASK, [], [pid 6019] <... mmap resumed>) = 0x7f0cb3600000 [pid 6013] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] <... openat resumed>) = 3 [pid 6020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] memfd_create("syzkaller", 0 [pid 6013] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] newfstatat(3, "", [pid 6020] <... memfd_create resumed>) = 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6020] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5221] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5221] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6020] <... mmap resumed>) = 0x7f0cb3600000 [pid 5221] newfstatat(AT_FDCWD, "./56/binderfs", [pid 6018] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6013] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./56/binderfs") = 0 [pid 5221] umount2("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6013] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] <... openat resumed>) = 4 [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6011] <... futex resumed>) = 0 [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 5 [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6011] <... futex resumed>) = 0 [pid 6013] ftruncate(5, 33587187 [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6013] <... ftruncate resumed>) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6011] <... futex resumed>) = 0 [pid 6013] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6013] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6020] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5221] <... umount2 resumed>) = 0 [pid 6019] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6020] <... write resumed>) = 2097152 [pid 6018] <... write resumed>) = 2097152 [pid 6013] <... copy_file_range resumed>) = 393216 [pid 5221] umount2("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6020] munmap(0x7f0cb3600000, 138412032 [pid 6018] munmap(0x7f0cb3600000, 138412032 [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... munmap resumed>) = 0 [pid 6018] <... munmap resumed>) = 0 [pid 6013] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 6011] <... futex resumed>) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6013] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6019] <... write resumed>) = 2097152 [pid 6018] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6020] <... openat resumed>) = 4 [pid 5221] umount2("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6020] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6013] <... open resumed>) = 6 [pid 5221] openat(AT_FDCWD, "\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6011] <... futex resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 6018] <... openat resumed>) = 4 [pid 6013] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] newfstatat(4, "", [pid 6013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] ioctl(4, LOOP_SET_FD, 3 [pid 6013] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6011] <... futex resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6013] <... open resumed>) = 7 [pid 6020] <... ioctl resumed>) = 0 [pid 6019] munmap(0x7f0cb3600000, 138412032 [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] getdents64(4, [pid 6011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5221] getdents64(4, [pid 6011] <... futex resumed>) = 0 [pid 5221] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5221] close(4) = 0 [pid 5221] rmdir("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 6013] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 0 [pid 5221] getdents64(3, [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5221] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./56" [pid 6013] ftruncate(6, 46515 [pid 6020] close(3) = 0 [pid 6013] <... ftruncate resumed>) = 0 [pid 6020] close(4 [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... close resumed>) = 0 [pid 6020] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 6019] <... munmap resumed>) = 0 [pid 6013] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 0 [pid 6019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6013] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6011] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... ioctl resumed>) = 0 [pid 6013] <... futex resumed>) = 0 [pid 6011] <... futex resumed>) = 1 [pid 6013] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6011] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] <... openat resumed>) = 4 [pid 6018] close(3 [pid 6013] <... mmap resumed>) = 0x20000000 [pid 6019] ioctl(4, LOOP_SET_FD, 3 [pid 6018] <... close resumed>) = 0 [pid 6019] <... ioctl resumed>) = 0 [pid 6018] close(4 [ 95.540937][ T6020] loop1: detected capacity change from 0 to 4096 [ 95.550354][ T6018] loop4: detected capacity change from 0 to 4096 [pid 6013] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... mkdir resumed>) = 0 [pid 6018] <... close resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 6018] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5221] mkdir("./57", 0777 [pid 6018] <... mkdir resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 6020] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 6018] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 6013] <... futex resumed>) = 1 [pid 6011] <... futex resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6011] exit_group(0 [pid 5221] <... openat resumed>) = 3 [pid 6011] <... exit_group resumed>) = ? [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3) = 0 [pid 6013] +++ exited with 0 +++ [pid 6011] +++ exited with 0 +++ [ 95.581907][ T6019] loop0: detected capacity change from 0 to 4096 [ 95.599893][ T6020] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 95.623366][ T6018] ntfs3: loop4: Different NTFS sector size (1024) and media sector size (512). [pid 6019] close(3 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6019] <... close resumed>) = 0 [pid 5220] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6011, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6019] close(4 [pid 5220] restart_syscall(<... resuming interrupted clone ...> [pid 6019] <... close resumed>) = 0 [pid 5220] <... restart_syscall resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x555593f65690) = 6021 [pid 5220] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6021 attached [pid 6019] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6021] set_robust_list(0x555593f656a0, 24 [pid 5220] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6019] <... mkdir resumed>) = 0 [pid 5220] <... openat resumed>) = 3 [pid 6021] <... set_robust_list resumed>) = 0 [pid 6019] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5220] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5220] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 6021] chdir("./57" [pid 5220] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6021] <... chdir resumed>) = 0 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5220] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6021] <... prctl resumed>) = 0 [pid 5220] unlink("./55/binderfs" [pid 6021] setpgid(0, 0 [pid 5220] <... unlink resumed>) = 0 [pid 6021] <... setpgid resumed>) = 0 [pid 5220] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6021] write(3, "1000", 4) = 4 [pid 6021] close(3) = 0 [pid 6021] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 6021] write(1, "executing program\n", 18) = 18 [pid 6021] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6021] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 6021] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 6020] <... mount resumed>) = 0 [pid 6021] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6018] <... mount resumed>) = 0 [pid 6020] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 6021] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6020] <... openat resumed>) = 3 [pid 6021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6018] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 6021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6020] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6018] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6022 attached [pid 6020] <... chdir resumed>) = 0 [pid 6018] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5220] <... umount2 resumed>) = 0 [pid 6022] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6021] <... clone3 resumed> => {parent_tid=[6022]}, 88) = 6022 [pid 6020] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6018] <... chdir resumed>) = 0 [pid 6022] <... rseq resumed>) = 0 [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6022] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6020] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6018] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5220] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6022] <... set_robust_list resumed>) = 0 [pid 6021] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6022] rt_sigprocmask(SIG_SETMASK, [], [pid 6021] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6018] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6021] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6020] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6018] <... futex resumed>) = 1 [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] memfd_create("syzkaller", 0 [pid 6018] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] <... futex resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 5220] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 6014] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6014] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6022] <... memfd_create resumed>) = 3 [pid 6020] <... openat resumed>) = 4 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6022] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6020] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5220] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5220] openat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6022] <... mmap resumed>) = 0x7f0cb3600000 [pid 6020] <... openat resumed>) = 5 [pid 5220] <... openat resumed>) = 4 [ 95.650958][ T6019] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [pid 5220] newfstatat(4, "", [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] ftruncate(5, 33587187) = 0 [pid 6019] <... mount resumed>) = 0 [pid 6018] <... openat resumed>) = 4 [pid 5220] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] getdents64(4, [pid 6020] <... futex resumed>) = 1 [pid 6019] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 6018] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... futex resumed>) = 0 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 6020] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6019] <... openat resumed>) = 3 [pid 6018] <... futex resumed>) = 1 [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 0 [pid 5220] getdents64(4, [pid 6020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6019] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6018] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] <... futex resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 6022] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6020] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6019] <... chdir resumed>) = 0 [pid 6018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] <... futex resumed>) = 0 [pid 5220] close(4 [pid 6014] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] <... close resumed>) = 0 [pid 6019] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6018] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5220] rmdir("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 6019] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6018] <... openat resumed>) = 5 [pid 5220] <... rmdir resumed>) = 0 [pid 5220] getdents64(3, [pid 6019] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6016] <... futex resumed>) = 0 [pid 6019] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6018] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6018] <... futex resumed>) = 1 [pid 6016] <... futex resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 5220] close(3 [pid 6019] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6016] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6014] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] ftruncate(5, 33587187 [pid 6014] <... futex resumed>) = 0 [pid 5220] <... close resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5220] rmdir("./55" [pid 6019] <... openat resumed>) = 4 [pid 6018] <... ftruncate resumed>) = 0 [pid 5220] <... rmdir resumed>) = 0 [pid 6018] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] <... futex resumed>) = 1 [pid 6014] <... futex resumed>) = 0 [pid 5220] mkdir("./56", 0777 [pid 6019] <... futex resumed>) = 1 [pid 6018] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] <... futex resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6019] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5220] <... mkdir resumed>) = 0 [pid 6022] <... write resumed>) = 2097152 [pid 6019] <... openat resumed>) = 5 [pid 6018] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6022] munmap(0x7f0cb3600000, 138412032 [pid 5220] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6019] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5220] <... openat resumed>) = 3 [pid 6019] <... futex resumed>) = 1 [pid 5220] ioctl(3, LOOP_CLR_FD) = 0 [pid 6016] <... futex resumed>) = 0 [pid 5220] close(3 [pid 6019] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... munmap resumed>) = 0 [pid 6019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] <... futex resumed>) = 0 [pid 6019] ftruncate(5, 33587187 [pid 6016] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6019] <... ftruncate resumed>) = 0 [pid 6022] <... openat resumed>) = 4 [pid 6022] ioctl(4, LOOP_SET_FD, 3 [pid 6019] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6016] <... futex resumed>) = 0 [pid 6019] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = 1 [pid 6019] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6016] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6022] <... ioctl resumed>) = 0 [pid 6017] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5220] <... close resumed>) = 0 [pid 6017] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6017] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6022] close(3) = 0 [pid 6017] <... mmap resumed>) = 0x7f0cbbaea000 [pid 6022] close(4) = 0 [pid 6017] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5220] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6022] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 6017] <... mprotect resumed>) = 0 [pid 6022] <... mkdir resumed>) = 0 [pid 6020] <... copy_file_range resumed>) = 393216 [pid 6017] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6023 attached [], 8) = 0 [pid 6022] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [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=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 6023] set_robust_list(0x555593f656a0, 24 [pid 5220] <... clone resumed>, child_tidptr=0x555593f65690) = 6023 ./strace-static-x86_64: Process 6024 attached [pid 6023] <... set_robust_list resumed>) = 0 [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6014] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6024] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6020] <... futex resumed>) = 0 [pid 6017] <... clone3 resumed> => {parent_tid=[6024]}, 88) = 6024 [pid 6014] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6024] <... rseq resumed>) = 0 [pid 6020] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6024] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6023] chdir("./56" [pid 6017] rt_sigprocmask(SIG_SETMASK, [], [pid 6014] <... mmap resumed>) = 0x7f0cbbaea000 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6014] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6024] rt_sigprocmask(SIG_SETMASK, [], [pid 6017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6014] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6017] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 6024] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6017] <... futex resumed>) = 0 [pid 6023] <... chdir resumed>) = 0 [pid 6014] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6014] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 6023] <... prctl resumed>) = 0 [pid 6023] setpgid(0, 0 [pid 6014] <... clone3 resumed> => {parent_tid=[6025]}, 88) = 6025 [pid 6023] <... setpgid resumed>) = 0 [pid 6014] rt_sigprocmask(SIG_SETMASK, [], [pid 6023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6023] <... openat resumed>) = 3 [pid 6014] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] write(3, "1000", 4 [pid 6014] <... futex resumed>) = 0 [pid 6023] <... write resumed>) = 4 [pid 6014] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] close(3./strace-static-x86_64: Process 6025 attached [pid 6024] <... open resumed>) = 6 [pid 6017] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6023] <... close resumed>) = 0 [pid 6023] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6023] write(1, "executing program\n", 18) = 18 [pid 6023] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6023] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, NULL, 8) = 0 [pid 6023] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6025] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6025] <... rseq resumed>) = 0 [pid 6023] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6025] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6023] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6025] <... set_robust_list resumed>) = 0 [pid 6023] <... mprotect resumed>) = 0 [pid 6025] rt_sigprocmask(SIG_SETMASK, [], [pid 6023] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6025] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6023] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6025] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0}./strace-static-x86_64: Process 6026 attached [pid 6026] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6023] <... clone3 resumed> => {parent_tid=[6026]}, 88) = 6026 [pid 6026] <... rseq resumed>) = 0 [pid 6023] rt_sigprocmask(SIG_SETMASK, [], [pid 6026] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6026] <... set_robust_list resumed>) = 0 [pid 6023] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] rt_sigprocmask(SIG_SETMASK, [], [pid 6023] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6023] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6016] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 6026] memfd_create("syzkaller", 0 [pid 6016] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6016] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 6016] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6016] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 6027 attached [pid 6026] <... memfd_create resumed>) = 3 [pid 6027] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6016] <... clone3 resumed> => {parent_tid=[6027]}, 88) = 6027 [pid 6027] <... rseq resumed>) = 0 [pid 6026] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6016] rt_sigprocmask(SIG_SETMASK, [], [pid 6027] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6026] <... mmap resumed>) = 0x7f0cb3600000 [pid 6016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6027] <... set_robust_list resumed>) = 0 [pid 6016] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] rt_sigprocmask(SIG_SETMASK, [], [pid 6024] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... futex resumed>) = 0 [pid 6027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6016] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6025] <... open resumed>) = 6 [pid 6024] <... futex resumed>) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6027] <... open resumed>) = 6 [pid 6024] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6020] <... futex resumed>) = 0 [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6020] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6025] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... open resumed>) = 7 [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] <... futex resumed>) = 1 [pid 6014] <... futex resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... futex resumed>) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6014] <... futex resumed>) = 0 [pid 6027] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] <... futex resumed>) = 1 [pid 6025] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6020] ftruncate(6, 46515 [pid 6017] <... futex resumed>) = 0 [pid 6016] <... futex resumed>) = 0 [ 95.775130][ T6022] loop3: detected capacity change from 0 to 4096 [ 95.803793][ T6022] ntfs3: loop3: Different NTFS sector size (1024) and media sector size (512). [pid 6025] <... open resumed>) = 7 [pid 6020] <... ftruncate resumed>) = 0 [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6020] <... futex resumed>) = 0 [pid 6017] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6016] <... futex resumed>) = 0 [pid 6020] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6017] <... futex resumed>) = 0 [pid 6017] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6020] <... mmap resumed>) = 0x20000000 [pid 6025] <... futex resumed>) = 1 [pid 6025] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6014] <... futex resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6027] <... open resumed>) = 7 [pid 6025] <... futex resumed>) = 0 [pid 6027] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] <... futex resumed>) = 1 [pid 6025] ftruncate(6, 46515 [pid 6016] <... futex resumed>) = 0 [pid 6016] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6027] ftruncate(6, 46515 [pid 6016] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6025] <... ftruncate resumed>) = 0 [pid 6025] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... ftruncate resumed>) = 0 [pid 6025] <... futex resumed>) = 1 [pid 6014] <... futex resumed>) = 0 [pid 6025] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 6014] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6020] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 0 [pid 6020] <... futex resumed>) = 1 [pid 6017] <... futex resumed>) = 0 [pid 6027] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6017] exit_group(0 [pid 6027] <... futex resumed>) = 1 [pid 6016] <... futex resumed>) = 0 [pid 6014] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6027] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6016] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6016] <... futex resumed>) = 0 [pid 6027] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6016] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6024] <... futex resumed>) = ? [pid 6017] <... exit_group resumed>) = ? [pid 6024] +++ exited with 0 +++ [pid 6020] +++ exited with 0 +++ [pid 6017] +++ exited with 0 +++ [pid 5219] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6017, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5219] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5219] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6022] <... mount resumed>) = 0 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6022] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5219] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6022] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5219] <... openat resumed>) = 3 [pid 6022] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6025] <... mmap resumed>) = -1 ENOSPC (No space left on device) [pid 6018] <... copy_file_range resumed>) = 524288 [pid 5219] newfstatat(3, "", [pid 6018] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6022] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6018] <... futex resumed>) = 0 [pid 5219] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6022] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6018] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] <... futex resumed>) = 1 [pid 6021] <... futex resumed>) = 0 [pid 5219] getdents64(3, [pid 6025] <... futex resumed>) = 1 [pid 6022] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6021] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6014] <... futex resumed>) = 0 [pid 6027] <... mmap resumed>) = 0x20000000 [pid 6026] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6025] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6021] <... futex resumed>) = 0 [pid 6014] exit_group(0 [pid 5219] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 6014] <... exit_group resumed>) = ? [pid 6021] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6018] <... futex resumed>) = ? [pid 6022] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6018] +++ exited with 0 +++ [pid 6022] <... openat resumed>) = 4 [pid 6027] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6025] <... futex resumed>) = ? [pid 5219] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6027] <... futex resumed>) = 1 [pid 6025] +++ exited with 0 +++ [pid 6027] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6022] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... copy_file_range resumed>) = 720896 [pid 6016] <... futex resumed>) = 0 [pid 6014] +++ exited with 0 +++ [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6026] <... write resumed>) = 2097152 [pid 6022] <... futex resumed>) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6019] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5219] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6026] munmap(0x7f0cb3600000, 138412032 [pid 6022] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6021] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6019] <... futex resumed>) = 0 [pid 5222] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6014, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=11 /* 0.11 s */} --- [pid 6022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6021] <... futex resumed>) = 0 [pid 6019] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6022] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6021] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6016] exit_group(0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] unlink("./55/binderfs" [pid 6027] <... futex resumed>) = ? [pid 6026] <... munmap resumed>) = 0 [pid 6022] <... openat resumed>) = 5 [pid 6019] <... futex resumed>) = ? [pid 6016] <... exit_group resumed>) = ? [pid 5222] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5219] <... unlink resumed>) = 0 [pid 6027] +++ exited with 0 +++ [pid 6026] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6022] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] <... openat resumed>) = 3 [pid 5219] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6026] <... openat resumed>) = 4 [pid 5222] newfstatat(3, "", [pid 6026] ioctl(4, LOOP_SET_FD, 3 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6022] <... futex resumed>) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6019] +++ exited with 0 +++ [pid 6016] +++ exited with 0 +++ [pid 5222] getdents64(3, [pid 5218] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6016, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} --- [pid 6022] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5222] <... getdents64 resumed>0x555593f66730 /* 4 entries */, 32768) = 176 [pid 6021] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6022] <... futex resumed>) = 0 [pid 6021] <... futex resumed>) = 1 [pid 6021] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5218] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] unlink("./55/binderfs" [pid 5218] <... openat resumed>) = 3 [pid 5222] <... unlink resumed>) = 0 [pid 6022] ftruncate(5, 33587187 [pid 5218] newfstatat(3, "", [pid 6022] <... ftruncate resumed>) = 0 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6022] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5222] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6022] <... futex resumed>) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6021] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 5218] getdents64(3, 0x555593f66730 /* 4 entries */, 32768) = 176 [pid 5218] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5218] newfstatat(AT_FDCWD, "./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5218] unlink("./56/binderfs") = 0 [pid 5218] umount2("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6026] <... ioctl resumed>) = 0 [pid 6022] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6021] <... futex resumed>) = 0 [pid 5219] <... umount2 resumed>) = 0 [pid 6021] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5219] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6026] close(3 [pid 5219] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5219] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5219] openat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6026] <... close resumed>) = 0 [pid 5219] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6026] close(4 [pid 5219] getdents64(4, [pid 6026] <... close resumed>) = 0 [pid 5219] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5219] getdents64(4, 0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5219] close(4) = 0 [pid 5219] rmdir("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38") = 0 [pid 5219] getdents64(3, 0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5219] close(3) = 0 [pid 5219] rmdir("./55" [pid 5222] <... umount2 resumed>) = 0 [pid 5219] <... rmdir resumed>) = 0 [pid 6026] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5222] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5219] mkdir("./56", 0777 [pid 6026] <... mkdir resumed>) = 0 [pid 5222] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5219] <... mkdir resumed>) = 0 [pid 6026] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 5222] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5219] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5219] ioctl(3, LOOP_CLR_FD) = 0 [pid 5219] close(3 [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 95.948216][ T6026] loop2: detected capacity change from 0 to 4096 [pid 5222] umount2("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5222] openat(AT_FDCWD, "\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5218] <... umount2 resumed>) = 0 [pid 5222] <... openat resumed>) = 4 [pid 5218] umount2("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] newfstatat(4, "", [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5219] <... close resumed>) = 0 [pid 5218] newfstatat(AT_FDCWD, "\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", [pid 5222] getdents64(4, 0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5222] getdents64(4, [pid 5218] umount2("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5222] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 5218] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5222] close(4 [pid 5218] openat(AT_FDCWD, "\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5222] <... close resumed>) = 0 [pid 5222] rmdir("\x2e\x2f\x35\x35\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 5218] <... openat resumed>) = 4 [pid 5222] <... rmdir resumed>) = 0 [pid 5218] newfstatat(4, "", [pid 5222] getdents64(3, [pid 5218] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5222] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 5218] getdents64(4, [pid 5222] close(3) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 2 entries */, 32768) = 48 [pid 5222] rmdir("./55" [pid 5218] getdents64(4, [pid 6021] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... rmdir resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f6e770 /* 0 entries */, 32768) = 0 [pid 6021] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5222] mkdir("./56", 0777 [pid 5219] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5218] close(4 [pid 6021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5218] <... close resumed>) = 0 ./strace-static-x86_64: Process 6028 attached [pid 6021] <... mmap resumed>) = 0x7f0cbbaea000 [pid 5222] <... mkdir resumed>) = 0 [pid 5218] rmdir("\x2e\x2f\x35\x36\x2f\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38" [pid 6021] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE [pid 5222] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6028] set_robust_list(0x555593f656a0, 24 [pid 6021] <... mprotect resumed>) = 0 [pid 5222] <... openat resumed>) = 3 [pid 5219] <... clone resumed>, child_tidptr=0x555593f65690) = 6028 [pid 5218] <... rmdir resumed>) = 0 [pid 6021] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5222] ioctl(3, LOOP_CLR_FD [pid 5218] getdents64(3, [pid 6021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5222] <... ioctl resumed>) = 0 [pid 5218] <... getdents64 resumed>0x555593f66730 /* 0 entries */, 32768) = 0 [pid 6021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0} [pid 5222] close(3 [pid 5218] close(3./strace-static-x86_64: Process 6029 attached [pid 6028] <... set_robust_list resumed>) = 0 [pid 5222] <... close resumed>) = 0 [pid 6029] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6021] <... clone3 resumed> => {parent_tid=[6029]}, 88) = 6029 [pid 5218] <... close resumed>) = 0 [ 95.990951][ T6026] ntfs3: loop2: Different NTFS sector size (1024) and media sector size (512). [pid 6028] chdir("./56") = 0 [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6021] rt_sigprocmask(SIG_SETMASK, [], [pid 6028] <... prctl resumed>) = 0 [pid 6021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6028] setpgid(0, 0 [pid 6021] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6021] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6029] <... rseq resumed>) = 0 [pid 5218] rmdir("./56" [pid 6029] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 5218] <... rmdir resumed>) = 0 [pid 6029] <... set_robust_list resumed>) = 0 [pid 5218] mkdir("./57", 0777 [pid 6029] rt_sigprocmask(SIG_SETMASK, [], [pid 5218] <... mkdir resumed>) = 0 [pid 6029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6029] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 5218] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5218] ioctl(3, LOOP_CLR_FD) = 0 [pid 5218] close(3 [pid 6028] <... setpgid resumed>) = 0 [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6028] write(3, "1000", 4) = 4 [pid 6029] <... open resumed>) = 6 [pid 6028] close(3) = 0 [pid 6029] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6021] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6021] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6029] open("./bus", O_RDWR|O_SYNC|0x3c [pid 5222] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6029] <... open resumed>) = 7 [pid 6028] symlink("/dev/binderfs", "./binderfs" [pid 6029] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6021] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6021] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6029] ftruncate(6, 46515) = 0 [pid 6028] <... symlink resumed>) = 0 [pid 6029] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6021] <... futex resumed>) = 0 [pid 6021] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000) = 0 executing program [pid 6029] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6028] write(1, "executing program\n", 18 [pid 6021] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6030 attached [ 96.083333][ T6029] ------------[ cut here ]------------ [ 96.089045][ T6029] WARNING: CPU: 1 PID: 6029 at fs/ntfs3/file.c:181 ntfs_extend_initialized_size+0x907/0x950 [ 96.099334][ T6029] Modules linked in: [ 96.103315][ T6029] CPU: 1 UID: 0 PID: 6029 Comm: syz-executor415 Not tainted 6.12.0-rc1-syzkaller-00031-ge32cde8d2bd7 #0 [ 96.114477][ T6029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 96.124618][ T6029] RIP: 0010:ntfs_extend_initialized_size+0x907/0x950 [pid 6028] <... write resumed>) = 18 [pid 6028] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... mount resumed>) = 0 [pid 5218] <... close resumed>) = 0 [pid 6028] <... futex resumed>) = 0 [pid 6026] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5218] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6026] <... openat resumed>) = 3 [pid 6028] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5218] <... clone resumed>, child_tidptr=0x555593f65690) = 6031 [pid 6028] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6026] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbb0b000 [pid 6026] <... chdir resumed>) = 0 [pid 6028] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6026] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6028] <... mprotect resumed>) = 0 [pid 6026] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6028] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6026] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6028] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6026] <... futex resumed>) = 1 [pid 6028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6026] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6032 attached [pid 6028] <... clone3 resumed> => {parent_tid=[6032]}, 88) = 6032 [pid 6032] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6028] rt_sigprocmask(SIG_SETMASK, [], [pid 6032] <... rseq resumed>) = 0 [pid 6028] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6032] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6028] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6032] <... set_robust_list resumed>) = 0 [pid 6028] <... futex resumed>) = 0 [pid 6028] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6032] memfd_create("syzkaller", 0) = 3 ./strace-static-x86_64: Process 6031 attached [pid 6032] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6030] set_robust_list(0x555593f656a0, 24 [pid 6023] <... futex resumed>) = 0 [pid 6021] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5222] <... clone resumed>, child_tidptr=0x555593f65690) = 6030 [pid 6032] <... mmap resumed>) = 0x7f0cb3600000 [pid 6031] set_robust_list(0x555593f656a0, 24 [pid 6030] <... set_robust_list resumed>) = 0 [ 96.131537][ T6029] Code: 66 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 58 72 a7 fe 90 0f 0b 90 e9 ba f8 ff ff e8 4a 72 a7 fe 90 <0f> 0b 90 e9 cf f8 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5a [ 96.151271][ T6029] RSP: 0018:ffffc9000525f580 EFLAGS: 00010293 [ 96.158127][ T6029] RAX: ffffffff82ed6916 RBX: 000000000000b5b3 RCX: ffff88802d00bc00 [ 96.166672][ T6029] RDX: 0000000000000000 RSI: 000000000000b5b3 RDI: 0000000000070000 [ 96.175754][ T6029] RBP: ffffc9000525f6b0 R08: ffffffff82ed61e0 R09: 1ffffffff2037745 [pid 6023] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] chdir("./56" [pid 6026] <... futex resumed>) = 0 [pid 6023] <... futex resumed>) = 1 [pid 6031] <... set_robust_list resumed>) = 0 [pid 6026] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000 [pid 6031] chdir("./57") = 0 [pid 6030] <... chdir resumed>) = 0 [pid 6026] <... openat resumed>) = 4 [pid 6023] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6026] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6030] <... prctl resumed>) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6023] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] setpgid(0, 0 [pid 6026] openat(AT_FDCWD, "cpuacct.usage_percpu", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6023] <... futex resumed>) = 0 [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6030] <... setpgid resumed>) = 0 [pid 6026] <... openat resumed>) = 5 [pid 6023] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] <... prctl resumed>) = 0 [pid 6030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6031] setpgid(0, 0 [pid 6030] <... openat resumed>) = 3 [pid 6026] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... setpgid resumed>) = 0 [pid 6030] write(3, "1000", 4 [pid 6026] <... futex resumed>) = 1 [pid 6023] <... futex resumed>) = 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6030] <... write resumed>) = 4 [pid 6023] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] <... openat resumed>) = 3 [pid 6030] close(3 [pid 6023] <... futex resumed>) = 0 [pid 6030] <... close resumed>) = 0 [pid 6026] ftruncate(5, 33587187executing program [pid 6023] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] write(3, "1000", 4 [pid 6030] symlink("/dev/binderfs", "./binderfs" [pid 6026] <... ftruncate resumed>) = 0 [pid 6030] <... symlink resumed>) = 0 [pid 6031] <... write resumed>) = 4 [pid 6026] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6031] close(3) = 0 [pid 6026] <... futex resumed>) = 0 [pid 6031] symlink("/dev/binderfs", "./binderfs" [pid 6026] futex(0x7f0cbbc1c708, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6031] <... symlink resumed>) = 0 [pid 6030] write(1, "executing program\n", 18 [pid 6023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6030] <... write resumed>) = 18 [pid 6023] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 6030] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6026] <... futex resumed>) = 0 [pid 6023] <... futex resumed>) = 1 [pid 6031] write(1, "executing program\n", 18 [pid 6030] <... futex resumed>) = 0 [pid 6026] copy_file_range(5, NULL, 4, NULL, 18446744072099193945, 0 [pid 6023] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6031] <... write resumed>) = 18 [pid 6030] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6031] futex(0x7f0cbbc1c70c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6031] <... futex resumed>) = 0 [pid 6030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6031] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cbbb9b1e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cbbb8c390}, [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6031] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6030] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6030] <... mprotect resumed>) = 0 [pid 6031] <... mmap resumed>) = 0x7f0cbbb0b000 [pid 6030] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6031] mprotect(0x7f0cbbb0c000, 131072, PROT_READ|PROT_WRITE [pid 6030] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6031] <... mprotect resumed>) = 0 [pid 6030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} [pid 6031] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb2b990, parent_tid=0x7f0cbbb2b990, exit_signal=0, stack=0x7f0cbbb0b000, stack_size=0x20300, tls=0x7f0cbbb2b6c0} => {parent_tid=[6033]}, 88) = 6033 [pid 6031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6030] <... clone3 resumed> => {parent_tid=[6034]}, 88) = 6034 [pid 6031] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000 [pid 6030] rt_sigprocmask(SIG_SETMASK, [], [pid 6031] <... futex resumed>) = 0 [pid 6030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6030] futex(0x7f0cbbc1c708, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6030] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [ 96.183796][ T6029] R10: dffffc0000000000 R11: fffffbfff2037746 R12: ffff88807d4aa000 [ 96.191864][ T6029] R13: dffffc0000000000 R14: 0000000000070000 R15: 0000000000000000 [ 96.201226][ T6029] FS: 00007f0cbbb0a6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 96.210657][ T6029] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.217321][ T6029] CR2: 0000555593f65690 CR3: 0000000030a52000 CR4: 00000000003526f0 [ 96.225954][ T6029] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [pid 6031] futex(0x7f0cbbc1c70c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 6032] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6023] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6023] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cbbaea000 [pid 6023] mprotect(0x7f0cbbaeb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6023] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6023] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cbbb0a990, parent_tid=0x7f0cbbb0a990, exit_signal=0, stack=0x7f0cbbaea000, stack_size=0x20300, tls=0x7f0cbbb0a6c0}./strace-static-x86_64: Process 6035 attached => {parent_tid=[6035]}, 88) = 6035 [pid 6035] rseq(0x7f0cbbb0afe0, 0x20, 0, 0x53053053 [pid 6023] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6023] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... rseq resumed>) = 0 [pid 6023] <... futex resumed>) = 0 [pid 6035] set_robust_list(0x7f0cbbb0a9a0, 24 [pid 6023] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... set_robust_list resumed>) = 0 [pid 6035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6035] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 011 [pid 6032] <... write resumed>) = 2097152 [pid 6032] munmap(0x7f0cb3600000, 138412032) = 0 [ 96.234185][ T6029] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.242244][ T6029] Call Trace: [ 96.245537][ T6029] [ 96.248480][ T6029] ? __warn+0x168/0x4e0 [ 96.253333][ T6029] ? ntfs_extend_initialized_size+0x907/0x950 [ 96.259442][ T6029] ? report_bug+0x2b3/0x500 [ 96.264027][ T6029] ? ntfs_extend_initialized_size+0x907/0x950 [ 96.270363][ T6029] ? handle_bug+0x60/0x90 [ 96.274781][ T6029] ? exc_invalid_op+0x1a/0x50 [ 96.279597][ T6029] ? asm_exc_invalid_op+0x1a/0x20 [pid 6032] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 6034 attached ./strace-static-x86_64: Process 6033 attached [pid 6035] <... open resumed>) = 6 [pid 6035] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6032] <... openat resumed>) = 4 [pid 6035] <... futex resumed>) = 1 [pid 6034] <... rseq resumed>) = 0 [pid 6033] rseq(0x7f0cbbb2bfe0, 0x20, 0, 0x53053053 [pid 6032] ioctl(4, LOOP_SET_FD, 3 [pid 6023] <... futex resumed>) = 0 [pid 6035] futex(0x7f0cbbc1c718, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6034] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6033] <... rseq resumed>) = 0 [pid 6023] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6034] <... set_robust_list resumed>) = 0 [pid 6033] set_robust_list(0x7f0cbbb2b9a0, 24 [pid 6023] <... futex resumed>) = 0 [pid 6035] open("./bus", O_RDWR|O_SYNC|0x3c [pid 6034] rt_sigprocmask(SIG_SETMASK, [], [pid 6033] <... set_robust_list resumed>) = 0 [pid 6023] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... open resumed>) = 7 [pid 6034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6033] rt_sigprocmask(SIG_SETMASK, [], [pid 6035] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] memfd_create("syzkaller", 0 [pid 6033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6035] <... futex resumed>) = 1 [pid 6034] <... memfd_create resumed>) = 3 [pid 6033] memfd_create("syzkaller", 0 [pid 6023] <... futex resumed>) = 0 [pid 6023] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] ftruncate(6, 46515 [pid 6034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6033] <... memfd_create resumed>) = 3 [pid 6023] <... futex resumed>) = 0 [pid 6034] <... mmap resumed>) = 0x7f0cb3600000 [pid 6033] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6023] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6033] <... mmap resumed>) = 0x7f0cb3600000 [ 96.284699][ T6029] ? ntfs_extend_initialized_size+0x1d0/0x950 [ 96.291606][ T6029] ? ntfs_extend_initialized_size+0x906/0x950 [ 96.297707][ T6029] ? ntfs_extend_initialized_size+0x907/0x950 [ 96.304248][ T6029] ? tlb_finish_mmu+0x172/0x200 [ 96.305432][ T6032] loop1: detected capacity change from 0 to 4096 [ 96.309571][ T6029] ? __pfx_ntfs_extend_initialized_size+0x10/0x10 [ 96.322351][ T6029] ? down_write+0x18c/0x220 [ 96.327005][ T6029] ? __pfx_down_write+0x10/0x10 [pid 6033] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6035] <... ftruncate resumed>) = 0 [pid 6035] futex(0x7f0cbbc1c71c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6023] <... futex resumed>) = 0 [pid 6023] futex(0x7f0cbbc1c718, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] mmap(0x20000000, 6291456, PROT_READ|PROT_WRITE|PROT_EXEC|PROT_GROWSDOWN|0x7ffff0, MAP_SHARED|MAP_FIXED|MAP_LOCKED|1< [pid 6023] <... futex resumed>) = 0 [ 96.331990][ T6029] ntfs_file_mmap+0x5f2/0x850 [ 96.337077][ T6029] ? __pfx_ntfs_file_mmap+0x10/0x10 [ 96.342348][ T6029] mmap_region+0x1add/0x2990 [ 96.346994][ T6029] ? __pfx_mmap_region+0x10/0x10 [ 96.351993][ T6029] ? ima_free_modsig+0x4c/0x60 [ 96.356779][ T6029] ? process_measurement+0x1aea/0x1fb0 [ 96.362404][ T6029] ? mm_get_unmapped_area_vmflags+0xb9/0xf0 [ 96.368491][ T6029] ? safesetid_security_capable+0xb2/0x1d0 [ 96.374418][ T6029] ? bpf_lsm_capable+0x9/0x10 [ 96.379253][ T6029] do_mmap+0x8f0/0x1000 [pid 6023] futex(0x7f0cbbc1c71c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6033] <... write resumed>) = 2097152 [pid 6034] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 6033] munmap(0x7f0cb3600000, 138412032) = 0 [pid 6023] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6033] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 96.383493][ T6029] ? __pfx_do_mmap+0x10/0x10 [ 96.388106][ T6029] ? __pfx_down_write_killable+0x10/0x10 [ 96.393809][ T6029] ? __pfx_lock_acquire+0x10/0x10 [ 96.398863][ T6029] vm_mmap_pgoff+0x1dd/0x3d0 [ 96.403509][ T6029] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 96.408638][ T6029] ? __fget_files+0x29/0x470 [ 96.413280][ T6029] ? __fget_files+0x3f3/0x470 [ 96.418288][ T6029] ? __fget_files+0x29/0x470 [ 96.422939][ T6029] ksys_mmap_pgoff+0x4eb/0x720 [ 96.427720][ T6029] ? __x64_sys_mmap+0x7f/0x140 [pid 6033] ioctl(4, LOOP_SET_FD, 3 [pid 6034] <... write resumed>) = 2097152 [pid 6033] <... ioctl resumed>) = 0 [pid 6032] <... ioctl resumed>) = 0 [pid 6033] close(3) = 0 [pid 6033] close(4 [pid 6032] close(3 [pid 6034] munmap(0x7f0cb3600000, 138412032 [pid 6033] <... close resumed>) = 0 [pid 6032] <... close resumed>) = 0 [pid 6034] <... munmap resumed>) = 0 [pid 6033] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 6032] close(4 [pid 6033] <... mkdir resumed>) = 0 [pid 6032] <... close resumed>) = 0 [pid 6033] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 6032] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777) = 0 [pid 6034] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6032] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "ntfs3", MS_NODEV|MS_I_VERSION, "\x3d\xff\xff\xff\xff\xff\xff\xff\xff\x2c\x73\x70\x61\x72\x73\x65\x2c\x61\x63\x6c\x2c\x73\x70\x61\x72\x73\x65\x2c\x69\x6f\x63\x68\x61\x72\x73\x65\x74\x3d\x63\x70\x37\x33\x37\x2c\x66\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x31\x2c" [pid 6034] <... openat resumed>) = 4 [ 96.430535][ T6033] loop0: detected capacity change from 0 to 4096 [ 96.432638][ T6029] do_syscall_64+0xf3/0x230 [ 96.432665][ T6029] ? clear_bhb_loop+0x35/0x90 [ 96.448314][ T6029] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.454310][ T6029] RIP: 0033:0x7f0cbbb74dc9 [ 96.459469][ T6029] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 96.469801][ T6033] ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). [ 96.479141][ T6029] RSP: 002b:00007f0cbbb0a208 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 96.479169][ T6029] RAX: ffffffffffffffda RBX: 00007f0cbbc1c718 RCX: 00007f0cbbb74dc9 [ 96.479185][ T6029] RDX: 00000000017ffff7 RSI: 0000000000600000 RDI: 0000000020000000 [ 96.479199][ T6029] RBP: 00007f0cbbc1c710 R08: 0000000000000007 R09: 0000000000000000 [ 96.479213][ T6029] R10: 0000000004002011 R11: 0000000000000246 R12: 00007f0cbbbe88c4 [ 96.479227][ T6029] R13: 00007f0cbbbc90c0 R14: 007570637265705f R15: 0700000000000000 [ 96.479254][ T6029] [ 96.488373][ T6032] ntfs3: loop1: Different NTFS sector size (1024) and media sector size (512). [ 96.490227][ T6034] loop4: detected capacity change from 0 to 4096 [ 96.497520][ T6029] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 96.497543][ T6029] CPU: 1 UID: 0 PID: 6029 Comm: syz-executor415 Not tainted 6.12.0-rc1-syzkaller-00031-ge32cde8d2bd7 #0 [ 96.497564][ T6029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 96.497575][ T6029] Call Trace: [ 96.497581][ T6029] [ 96.497588][ T6029] dump_stack_lvl+0x241/0x360 [ 96.497612][ T6029] ? __pfx_dump_stack_lvl+0x10/0x10 [ 96.497631][ T6029] ? __pfx__printk+0x10/0x10 [ 96.497654][ T6029] ? vscnprintf+0x5d/0x90 [ 96.497675][ T6029] panic+0x349/0x880 [ 96.497693][ T6029] ? __warn+0x177/0x4e0 [ 96.497711][ T6029] ? __pfx_panic+0x10/0x10 [ 96.497743][ T6029] __warn+0x34b/0x4e0 [ 96.497760][ T6029] ? ntfs_extend_initialized_size+0x907/0x950 [ 96.497784][ T6029] report_bug+0x2b3/0x500 [ 96.497805][ T6029] ? ntfs_extend_initialized_size+0x907/0x950 [ 96.497829][ T6029] handle_bug+0x60/0x90 [ 96.497847][ T6029] exc_invalid_op+0x1a/0x50 [ 96.497865][ T6029] asm_exc_invalid_op+0x1a/0x20 [ 96.497886][ T6029] RIP: 0010:ntfs_extend_initialized_size+0x907/0x950 [ 96.497907][ T6029] Code: 66 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 58 72 a7 fe 90 0f 0b 90 e9 ba f8 ff ff e8 4a 72 a7 fe 90 <0f> 0b 90 e9 cf f8 ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5a [ 96.497927][ T6029] RSP: 0018:ffffc9000525f580 EFLAGS: 00010293 [ 96.497943][ T6029] RAX: ffffffff82ed6916 RBX: 000000000000b5b3 RCX: ffff88802d00bc00 [ 96.497956][ T6029] RDX: 0000000000000000 RSI: 000000000000b5b3 RDI: 0000000000070000 [ 96.497968][ T6029] RBP: ffffc9000525f6b0 R08: ffffffff82ed61e0 R09: 1ffffffff2037745 [ 96.497982][ T6029] R10: dffffc0000000000 R11: fffffbfff2037746 R12: ffff88807d4aa000 [ 96.497994][ T6029] R13: dffffc0000000000 R14: 0000000000070000 R15: 0000000000000000 [ 96.498012][ T6029] ? ntfs_extend_initialized_size+0x1d0/0x950 [ 96.498031][ T6029] ? ntfs_extend_initialized_size+0x906/0x950 [ 96.498063][ T6029] ? tlb_finish_mmu+0x172/0x200 [ 96.498088][ T6029] ? __pfx_ntfs_extend_initialized_size+0x10/0x10 [ 96.498107][ T6029] ? down_write+0x18c/0x220 [ 96.498125][ T6029] ? __pfx_down_write+0x10/0x10 [ 96.498152][ T6029] ntfs_file_mmap+0x5f2/0x850 [ 96.498178][ T6029] ? __pfx_ntfs_file_mmap+0x10/0x10 [ 96.498208][ T6029] mmap_region+0x1add/0x2990 [ 96.498252][ T6029] ? __pfx_mmap_region+0x10/0x10 [ 96.498271][ T6029] ? ima_free_modsig+0x4c/0x60 [ 96.498288][ T6029] ? process_measurement+0x1aea/0x1fb0 [ 96.498343][ T6029] ? mm_get_unmapped_area_vmflags+0xb9/0xf0 [ 96.498379][ T6029] ? safesetid_security_capable+0xb2/0x1d0 [ 96.498399][ T6029] ? bpf_lsm_capable+0x9/0x10 [ 96.498424][ T6029] do_mmap+0x8f0/0x1000 [ 96.498453][ T6029] ? __pfx_do_mmap+0x10/0x10 [ 96.498472][ T6029] ? __pfx_down_write_killable+0x10/0x10 [ 96.498490][ T6029] ? __pfx_lock_acquire+0x10/0x10 [ 96.498518][ T6029] vm_mmap_pgoff+0x1dd/0x3d0 [ 96.498545][ T6029] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 96.498566][ T6029] ? __fget_files+0x29/0x470 [ 96.498589][ T6029] ? __fget_files+0x3f3/0x470 [ 96.498610][ T6029] ? __fget_files+0x29/0x470 [ 96.498637][ T6029] ksys_mmap_pgoff+0x4eb/0x720 [ 96.498656][ T6029] ? __x64_sys_mmap+0x7f/0x140 [ 96.498677][ T6029] do_syscall_64+0xf3/0x230 [ 96.498695][ T6029] ? clear_bhb_loop+0x35/0x90 [ 96.498713][ T6029] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 96.498734][ T6029] RIP: 0033:0x7f0cbbb74dc9 [ 96.498749][ T6029] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 96.498763][ T6029] RSP: 002b:00007f0cbbb0a208 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 96.498780][ T6029] RAX: ffffffffffffffda RBX: 00007f0cbbc1c718 RCX: 00007f0cbbb74dc9 [ 96.498793][ T6029] RDX: 00000000017ffff7 RSI: 0000000000600000 RDI: 0000000020000000 [ 96.498806][ T6029] RBP: 00007f0cbbc1c710 R08: 0000000000000007 R09: 0000000000000000 [ 96.498817][ T6029] R10: 0000000004002011 R11: 0000000000000246 R12: 00007f0cbbbe88c4 [ 96.498828][ T6029] R13: 00007f0cbbbc90c0 R14: 007570637265705f R15: 0700000000000000 [ 96.498854][ T6029] [ 96.505536][ T6029] Kernel Offset: disabled