./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3554378649 <...> a9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3845] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3829] close(6 [pid 3845] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3834] close(16 [pid 3832] <... mprotect resumed>) = 0 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3845] <... ioctl resumed>, 0) = 0 [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(7 [pid 3845] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3834] close(17 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3845] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(8 [pid 3845] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3834] close(18 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(9 [pid 3834] close(19 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(10 [pid 3834] close(20 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(11 [pid 3834] close(21 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(12 [pid 3834] close(22 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(13 [pid 3834] close(23 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(14 [pid 3834] close(24 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(15 [pid 3834] close(25 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(16 [pid 3834] close(26 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(17 [pid 3834] close(27 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(18 [pid 3834] close(28 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(19 [pid 3834] close(29 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3834] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3829] close(20 [pid 3834] exit_group(0 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3846 attached [pid 3835] <... futex resumed>) = ? [pid 3834] <... exit_group resumed>) = ? [pid 3829] close(21 [pid 3846] set_robust_list(0x7fa9c98249e0, 24 [pid 3835] +++ exited with 0 +++ [pid 3834] +++ exited with 0 +++ [pid 3832] <... clone resumed>, parent_tid=[14], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 14 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3846] <... set_robust_list resumed>) = 0 [pid 3832] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] close(22 [pid 3846] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3832] <... futex resumed>) = 0 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3846] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3829] close(23 [pid 3846] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3846] <... futex resumed>) = 0 [pid 3829] close(24 [pid 3846] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3829] close(25 [pid 3611] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3829] close(26 [pid 3611] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(27 [pid 3611] <... openat resumed>) = 3 [pid 3829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] close(28) = -1 EBADF (Bad file descriptor) [pid 3829] close(29) = -1 EBADF (Bad file descriptor) [pid 3829] exit_group(0 [pid 3843] <... futex resumed>) = ? [pid 3829] <... exit_group resumed>) = ? [pid 3843] +++ exited with 0 +++ [pid 3831] <... futex resumed>) = ? [pid 3611] fstat(3, [pid 3831] +++ exited with 0 +++ [pid 3829] +++ exited with 0 +++ [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] getdents64(3, [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... openat resumed>) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 85.452327][ T6] usb 5-1: string descriptor 0 read error: -71 [ 85.458599][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 85.478057][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.492935][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./4/binderfs") = 0 [pid 3614] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./4/cgroup") = 0 [pid 3614] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./4/cgroup.net") = 0 [pid 3614] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./4/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./4") = 0 [pid 3611] lstat("./4/binderfs", [pid 3614] mkdir("./5", 0777) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] unlink("./4/binderfs" [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 15 ./strace-static-x86_64: Process 3847 attached [pid 3611] <... unlink resumed>) = 0 [pid 3847] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3611] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3847] chdir("./5" [pid 3611] lstat("./4/cgroup", [pid 3847] <... chdir resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] unlink("./4/cgroup" [pid 3847] <... prctl resumed>) = 0 [pid 3847] setpgid(0, 0 [pid 3611] <... unlink resumed>) = 0 [pid 3847] <... setpgid resumed>) = 0 [pid 3611] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3847] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./4/cgroup.net", [pid 3847] <... symlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3847] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3611] unlink("./4/cgroup.net" [pid 3847] <... symlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3847] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3611] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./4/cgroup.cpu", [pid 3847] <... symlink resumed>) = 0 [pid 3847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./4/cgroup.cpu" [pid 3847] <... openat resumed>) = 3 [ 85.495605][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.507402][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 85.519156][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 85.520729][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 85.536856][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3847] write(3, "1000", 4 [pid 3611] <... unlink resumed>) = 0 [pid 3847] <... write resumed>) = 4 [pid 3611] getdents64(3, [pid 3847] close(3) = 0 [pid 3611] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3847] read(200, [pid 3611] close(3 [pid 3847] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] <... close resumed>) = 0 [pid 3847] symlink("/dev/binderfs", "./binderfs" [pid 3611] rmdir("./4") = 0 [pid 3611] mkdir("./5", 0777 [pid 3847] <... symlink resumed>) = 0 [pid 3611] <... mkdir resumed>) = 0 [pid 3847] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3847] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3847] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 3848 attached [pid 3847] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 16 [pid 3833] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [ 85.566059][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.580015][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 85.592366][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 85.599044][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 85.606647][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3847] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... futex resumed>) = 0 [pid 3847] <... futex resumed>) = 0 [pid 3833] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3849 attached [pid 3848] set_robust_list(0x5555566ee5e0, 24 [pid 3847] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3832] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 14 [pid 3849] set_robust_list(0x7fa9c98459e0, 24 [pid 3848] <... set_robust_list resumed>) = 0 [pid 3842] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3832] <... close resumed>) = 0 [pid 3849] <... set_robust_list resumed>) = 0 [pid 3848] chdir("./5" [pid 3842] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3849] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3848] <... chdir resumed>) = 0 [pid 3832] close(4 [pid 3849] <... openat resumed>) = 3 [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3842] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3849] ioctl(3, USB_RAW_IOCTL_INIT [pid 3848] <... prctl resumed>) = 0 [pid 3832] close(5 [pid 3842] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3849] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3848] setpgid(0, 0 [pid 3849] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... setpgid resumed>) = 0 [pid 3849] <... ioctl resumed>, 0) = 0 [pid 3848] symlink("/syzcgroup/unified/syz1", "./cgroup" [ 85.612240][ T3647] usb 6-1: new high-speed USB device number 7 using dummy_hcd [ 85.618302][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 85.636775][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 85.638683][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 85.655138][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3832] close(6 [pid 3849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3848] <... symlink resumed>) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3848] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3848] <... symlink resumed>) = 0 [pid 3832] close(7 [pid 3848] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3832] close(8) = -1 EBADF (Bad file descriptor) [pid 3832] close(9) = -1 EBADF (Bad file descriptor) [pid 3832] close(10) = -1 EBADF (Bad file descriptor) [pid 3832] close(11) = -1 EBADF (Bad file descriptor) [pid 3832] close(12) = -1 EBADF (Bad file descriptor) [pid 3832] close(13) = -1 EBADF (Bad file descriptor) [pid 3832] close(14) = -1 EBADF (Bad file descriptor) [pid 3848] write(3, "1000", 4) = 4 [pid 3832] close(15 [pid 3848] close(3 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... close resumed>) = 0 [ 85.660407][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 85.672118][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 85.672595][ T3649] usb 4-1: string descriptor 0 read error: -71 [ 85.692155][ T3644] usb 3-1: new high-speed USB device number 8 using dummy_hcd [ 85.705516][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3832] close(16 [pid 3848] read(200, [pid 3839] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(17) = -1 EBADF (Bad file descriptor) [pid 3832] close(18) = -1 EBADF (Bad file descriptor) [pid 3832] close(19) = -1 EBADF (Bad file descriptor) [pid 3832] close(20) = -1 EBADF (Bad file descriptor) [pid 3832] close(21) = -1 EBADF (Bad file descriptor) [pid 3832] close(22) = -1 EBADF (Bad file descriptor) [pid 3832] close(23) = -1 EBADF (Bad file descriptor) [pid 3839] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3832] close(24) = -1 EBADF (Bad file descriptor) [pid 3832] close(25) = -1 EBADF (Bad file descriptor) [pid 3848] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3832] close(26 [pid 3848] symlink("/dev/binderfs", "./binderfs" [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... symlink resumed>) = 0 [pid 3832] close(27 [pid 3848] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... futex resumed>) = 0 [pid 3832] close(28 [pid 3848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... mmap resumed>) = 0x7fa9c9825000 [pid 3832] close(29) = -1 EBADF (Bad file descriptor) [pid 3839] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3832] exit_group(0 [pid 3848] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3846] <... futex resumed>) = ? [pid 3839] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3833] <... futex resumed>) = ? [pid 3832] <... exit_group resumed>) = ? [pid 3846] +++ exited with 0 +++ [pid 3833] +++ exited with 0 +++ [pid 3832] +++ exited with 0 +++ [pid 3848] <... mprotect resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3848] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3850 attached [pid 3610] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3850] set_robust_list(0x7fa9c98459e0, 24 [pid 3848] <... clone resumed>, parent_tid=[15], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 15 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3850] <... set_robust_list resumed>) = 0 [ 85.707333][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.718366][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 85.744224][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 85.753722][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.760432][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3848] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3850] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3848] <... futex resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3850] <... openat resumed>) = 3 [pid 3848] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3610] fstat(3, [pid 3850] ioctl(3, USB_RAW_IOCTL_INIT [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3850] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3610] getdents64(3, [pid 3850] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3850] <... ioctl resumed>, 0) = 0 [pid 3610] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3850] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3610] lstat("./4/binderfs", [pid 3850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./4/binderfs") = 0 [pid 3610] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./4/cgroup") = 0 [pid 3610] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./4/cgroup.net") = 0 [pid 3610] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./4/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./4") = 0 [pid 3610] mkdir("./5", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3851 attached , child_tidptr=0x5555566ee5d0) = 15 [pid 3851] set_robust_list(0x5555566ee5e0, 24) = 0 [ 85.762321][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 85.771350][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.780216][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 85.798801][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3851] chdir("./5") = 0 [pid 3851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3851] setpgid(0, 0) = 0 [pid 3851] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 3851] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 3851] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3842] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 85.824848][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 85.842657][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 85.849317][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 85.857076][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 85.866189][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3851] <... symlink resumed>) = 0 [pid 3842] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3842] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3842] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3851] write(3, "1000", 4) = 4 [pid 3851] close(3) = 0 [pid 3851] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3851] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3851] <... futex resumed>) = 0 [ 85.873690][ T26] usb 2-1: USB disconnect, device number 6 [ 85.882033][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 85.890409][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 85.899069][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3842] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3851] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3842] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3851] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3842] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH./strace-static-x86_64: Process 3852 attached , 0x7fa9c98442c0) = 0 [pid 3839] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3842] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3852] set_robust_list(0x7fa9c98459e0, 24 [pid 3851] <... clone resumed>, parent_tid=[16], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 16 [pid 3839] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3852] <... set_robust_list resumed>) = 0 [ 85.917497][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 85.928085][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 85.941100][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.957369][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 85.965798][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3851] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3851] <... futex resumed>) = 0 [pid 3842] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3839] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3842] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3851] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3852] <... openat resumed>) = 3 [pid 3839] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3852] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3852] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3839] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3852] <... ioctl resumed>, 0) = 0 [pid 3839] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3852] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 85.972369][ T3647] usb 6-1: config 0 has an invalid interface number: 102 but max is 2 [ 85.974157][ T144] usb 1-1: USB disconnect, device number 7 [ 85.980866][ T3647] usb 6-1: config 0 has an invalid interface number: 48 but max is 2 [ 85.987737][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3852] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3839] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [ 86.031135][ T3647] usb 6-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 86.042282][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 86.044333][ T3647] usb 6-1: config 0 has an invalid interface number: 214 but max is 2 [ 86.048900][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 86.048926][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 86.057938][ T6] usb 5-1: USB disconnect, device number 6 [pid 3839] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3839] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [ 86.072241][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 86.080200][ T3647] usb 6-1: config 0 has no interface number 0 [ 86.090866][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 86.097200][ T3644] usb 3-1: config 0 has an invalid interface number: 102 but max is 2 [ 86.102183][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 86.110878][ T3644] usb 3-1: config 0 has an invalid interface number: 48 but max is 2 [ 86.127826][ T3647] usb 6-1: config 0 has no interface number 1 [ 86.130367][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 86.135549][ T3647] usb 6-1: config 0 has no interface number 2 [ 86.147260][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 86.159679][ T3644] usb 3-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 86.175256][ T3647] usb 6-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 86.188586][ T3644] usb 3-1: config 0 has an invalid interface number: 214 but max is 2 [ 86.199675][ T3647] usb 6-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 86.202182][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 86.220353][ T3644] usb 3-1: config 0 has no interface number 0 [ 86.220799][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 86.226703][ T3644] usb 3-1: config 0 has no interface number 1 [ 86.236612][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 86.242119][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 86.262433][ T3649] usb 4-1: USB disconnect, device number 6 [ 86.281425][ T3644] usb 3-1: config 0 has no interface number 2 [ 86.290667][ T3644] usb 3-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 86.310714][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 86.328505][ T3644] usb 3-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 86.340027][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 86.357720][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 86.370970][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 86.382676][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 86.393695][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 86.404453][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 86.415468][ T3647] usb 6-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 86.425439][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 86.436653][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 86.449545][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 86.460661][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 86.472158][ T3644] usb 3-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 86.483294][ T3647] usb 6-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 86.497023][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 86.508255][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 86.519224][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 86.532482][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 86.543313][ T3644] usb 3-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 86.555205][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 86.566258][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 86.577264][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 86.588260][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 86.599201][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 86.610067][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 86.621222][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 86.632057][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 86.643031][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 86.654176][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 86.665203][ T3647] usb 6-1: config 0 interface 102 has no altsetting 0 [ 86.672124][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 86.685275][ T3647] usb 6-1: config 0 interface 48 has no altsetting 0 [ 86.698673][ T3647] usb 6-1: config 0 interface 214 has no altsetting 0 [ 86.706075][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 86.723736][ T3647] usb 6-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 86.737740][ T3644] usb 3-1: config 0 interface 102 has no altsetting 0 [ 86.747112][ T3647] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 86.760092][ T3644] usb 3-1: config 0 interface 48 has no altsetting 0 [ 86.769728][ T3644] usb 3-1: config 0 interface 214 has no altsetting 0 [pid 3839] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3842] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3842] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3842] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3842] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3842] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [pid 3839] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3839] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3839] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3839] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [ 86.782212][ T3647] usb 6-1: config 0 descriptor?? [ 86.789263][ T3644] usb 3-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 86.798505][ T3644] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 86.823356][ T3644] usb 3-1: config 0 descriptor?? [pid 3839] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [pid 3842] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3841] <... futex resumed>) = 0 [pid 3842] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3841] <... futex resumed>) = 0 [pid 3842] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3841] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3842] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3842] ioctl(3, USB_RAW_IOCTL_EP0_STALL, 0) = 0 [pid 3842] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3841] <... futex resumed>) = 0 [pid 3842] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] close(3) = 0 [pid 3841] close(4) = -1 EBADF (Bad file descriptor) [pid 3841] close(5) = -1 EBADF (Bad file descriptor) [pid 3841] close(6) = -1 EBADF (Bad file descriptor) [pid 3841] close(7) = -1 EBADF (Bad file descriptor) [pid 3841] close(8) = -1 EBADF (Bad file descriptor) [pid 3841] close(9) = -1 EBADF (Bad file descriptor) [pid 3841] close(10) = -1 EBADF (Bad file descriptor) [pid 3841] close(11) = -1 EBADF (Bad file descriptor) [pid 3841] close(12) = -1 EBADF (Bad file descriptor) [pid 3841] close(13) = -1 EBADF (Bad file descriptor) [pid 3841] close(14) = -1 EBADF (Bad file descriptor) [pid 3841] close(15) = -1 EBADF (Bad file descriptor) [pid 3841] close(16) = -1 EBADF (Bad file descriptor) [pid 3839] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] close(17 [pid 3839] <... futex resumed>) = 1 [pid 3838] <... futex resumed>) = 0 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3839] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3838] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] close(18 [pid 3839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3838] <... futex resumed>) = 0 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3839] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3838] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3841] close(19 [pid 3839] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3839] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3841] close(20 [pid 3839] <... ioctl resumed>, 0) = 0 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3839] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] close(21 [pid 3839] <... futex resumed>) = 1 [pid 3839] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3841] close(22 [pid 3838] <... futex resumed>) = 0 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3838] close(3 [pid 3841] close(23 [pid 3838] <... close resumed>) = 0 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3841] close(24) = -1 EBADF (Bad file descriptor) [pid 3841] close(25 [pid 3838] close(4 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3841] close(26 [pid 3838] close(5 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3841] close(27 [pid 3838] close(6 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3841] close(28 [pid 3838] close(7 [pid 3841] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3841] close(29) = -1 EBADF (Bad file descriptor) [pid 3841] exit_group(0 [pid 3842] <... futex resumed>) = ? [pid 3841] <... exit_group resumed>) = ? [pid 3842] +++ exited with 0 +++ [pid 3841] +++ exited with 0 +++ [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3838] close(8) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3838] close(9 [pid 3612] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3838] close(10 [pid 3612] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 87.102236][ T3647] usb 6-1: string descriptor 0 read error: -71 [ 87.111635][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 87.136986][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./5/binderfs" [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3838] close(11 [pid 3612] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3838] close(12 [pid 3612] lstat("./5/cgroup", [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./5/cgroup" [pid 3838] close(13) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3838] close(14 [pid 3612] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./5/cgroup.net") = 0 [pid 3612] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3838] close(15 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./5/cgroup.cpu") = 0 [pid 3612] getdents64(3, [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./5") = 0 [pid 3612] mkdir("./6", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3853 attached [pid 3853] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 16 [pid 3853] <... set_robust_list resumed>) = 0 [pid 3853] chdir("./6") = 0 [ 87.157191][ T3644] usb 3-1: string descriptor 0 read error: -71 [ 87.177189][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 87.184143][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 87.190871][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3853] setpgid(0, 0 [pid 3838] close(16 [pid 3853] <... setpgid resumed>) = 0 [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3838] close(17 [pid 3853] <... symlink resumed>) = 0 [pid 3853] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 3853] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] <... openat resumed>) = 3 [pid 3850] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3853] write(3, "1000", 4 [pid 3850] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3838] close(18 [pid 3853] <... write resumed>) = 4 [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] close(3) = 0 [pid 3853] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3838] close(19 [pid 3853] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] <... futex resumed>) = 0 [pid 3853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3853] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3853] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3838] close(20 [pid 3850] <... ioctl resumed>, 0x7fa9c98432b0) = 18 ./strace-static-x86_64: Process 3854 attached [pid 3850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 87.202103][ T26] usb 2-1: new high-speed USB device number 7 using dummy_hcd [ 87.213529][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 87.222450][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 87.240741][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3854] set_robust_list(0x7fa9c98459e0, 24 [pid 3853] <... clone resumed>, parent_tid=[17], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 17 [pid 3838] close(21 [pid 3854] <... set_robust_list resumed>) = 0 [pid 3853] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3853] <... futex resumed>) = 0 [pid 3854] <... openat resumed>) = 3 [pid 3853] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3854] ioctl(3, USB_RAW_IOCTL_INIT [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3838] close(22 [pid 3854] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3852] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3852] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3838] close(23 [pid 3854] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3838] close(24) = -1 EBADF (Bad file descriptor) [pid 3838] close(25) = -1 EBADF (Bad file descriptor) [pid 3838] close(26) = -1 EBADF (Bad file descriptor) [pid 3838] close(27) = -1 EBADF (Bad file descriptor) [pid 3838] close(28) = -1 EBADF (Bad file descriptor) [ 87.252148][ T3649] usb 4-1: new high-speed USB device number 7 using dummy_hcd [ 87.259035][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 87.282176][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 87.289010][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 87.299737][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3852] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3838] close(29 [pid 3852] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3838] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3838] exit_group(0 [pid 3839] <... futex resumed>) = ? [pid 3838] <... exit_group resumed>) = ? [pid 3839] +++ exited with 0 +++ [pid 3838] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./6/binderfs") = 0 [pid 3613] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./6/cgroup") = 0 [pid 3613] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./6/cgroup.net") = 0 [pid 3613] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [ 87.302288][ T144] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 87.314569][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 87.321601][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 87.346195][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3613] unlink("./6/cgroup.cpu") = 0 [pid 3845] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3613] getdents64(3, [pid 3845] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3613] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./6") = 0 [pid 3613] mkdir("./7", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3855 attached [pid 3855] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 18 [pid 3855] <... set_robust_list resumed>) = 0 [pid 3845] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3855] chdir("./7" [pid 3845] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3855] <... chdir resumed>) = 0 [pid 3855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3855] setpgid(0, 0) = 0 [pid 3855] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 3855] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 3855] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [ 87.360708][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 87.362182][ T6] usb 5-1: new high-speed USB device number 7 using dummy_hcd [ 87.369601][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 87.395514][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3855] write(3, "1000", 4) = 4 [pid 3855] close(3) = 0 [pid 3855] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3855] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3855] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3855] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE./strace-static-x86_64: Process 3856 attached [pid 3856] set_robust_list(0x7fa9c98459e0, 24 [pid 3855] <... clone resumed>, parent_tid=[19], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 19 [pid 3856] <... set_robust_list resumed>) = 0 [pid 3855] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3856] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3856] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3856] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3849] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [ 87.411662][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 87.444383][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 87.451074][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3850] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3850] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [ 87.458977][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 87.474657][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 87.481391][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 87.491361][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 87.498344][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 6 endpoints [pid 3850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3850] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [ 87.504979][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3852] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3852] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3850] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3850] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3852] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3850] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3852] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 87.534870][ T3647] usb 6-1: USB disconnect, device number 7 [ 87.552267][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 87.558924][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 87.572285][ T26] usb 2-1: config 0 has an invalid interface number: 102 but max is 2 [pid 3850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3852] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3852] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [pid 3845] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3852] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 87.580925][ T26] usb 2-1: config 0 has an invalid interface number: 48 but max is 2 [ 87.590089][ T26] usb 2-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 87.600287][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 87.608378][ T26] usb 2-1: config 0 has an invalid interface number: 214 but max is 2 [pid 3845] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3852] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3845] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3852] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3845] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3852] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3849] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3845] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 87.633572][ T3644] usb 3-1: USB disconnect, device number 8 [ 87.641752][ T26] usb 2-1: config 0 has no interface number 0 [ 87.650188][ T26] usb 2-1: config 0 has no interface number 1 [ 87.656759][ T26] usb 2-1: config 0 has no interface number 2 [ 87.663467][ T26] usb 2-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 87.672304][ T3649] usb 4-1: config 0 has an invalid interface number: 102 but max is 2 [pid 3852] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3845] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3849] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3845] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 87.674756][ T26] usb 2-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 87.694515][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 87.700550][ T3649] usb 4-1: config 0 has an invalid interface number: 48 but max is 2 [ 87.706174][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 87.720478][ T3649] usb 4-1: config 0 contains an unexpected descriptor of type 0x1, skipping [pid 3845] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3849] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3845] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 87.726577][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 87.726609][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 87.726653][ T26] usb 2-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 87.726682][ T26] usb 2-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [pid 3845] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3849] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3845] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 87.726709][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 87.726735][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 87.726762][ T26] usb 2-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 87.726794][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 87.726820][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [pid 3845] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3849] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 87.726846][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 87.726873][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 87.726899][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 87.726933][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [pid 3849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [ 87.726956][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 87.726980][ T26] usb 2-1: config 0 interface 102 has no altsetting 0 [ 87.759265][ T3649] usb 4-1: config 0 has an invalid interface number: 214 but max is 2 [ 87.779687][ T26] usb 2-1: config 0 interface 48 has no altsetting 0 [ 87.790586][ T144] usb 1-1: config 0 has an invalid interface number: 102 but max is 2 [ 87.809098][ T26] usb 2-1: config 0 interface 214 has no altsetting 0 [ 87.825786][ T144] usb 1-1: config 0 has an invalid interface number: 48 but max is 2 [pid 3849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3850] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3850] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3850] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3850] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3850] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 87.844713][ T26] usb 2-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 87.857783][ T3649] usb 4-1: config 0 has no interface number 0 [ 87.874370][ T26] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 87.877387][ T6] usb 5-1: config 0 has an invalid interface number: 102 but max is 2 [ 87.913788][ T26] usb 2-1: config 0 descriptor?? [ 87.922590][ T3649] usb 4-1: config 0 has no interface number 1 [ 87.976380][ T144] usb 1-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 87.985253][ T144] usb 1-1: config 0 has an invalid interface number: 214 but max is 2 [ 87.993537][ T144] usb 1-1: config 0 has no interface number 0 [ 87.999848][ T144] usb 1-1: config 0 has no interface number 1 [ 88.006023][ T6] usb 5-1: config 0 has an invalid interface number: 48 but max is 2 [ 88.014477][ T144] usb 1-1: config 0 has no interface number 2 [ 88.020615][ T6] usb 5-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 88.038860][ T144] usb 1-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 88.057212][ T6] usb 5-1: config 0 has an invalid interface number: 214 but max is 2 [ 88.069361][ T144] usb 1-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 88.081879][ T6] usb 5-1: config 0 has no interface number 0 [ 88.088544][ T3649] usb 4-1: config 0 has no interface number 2 [ 88.095173][ T6] usb 5-1: config 0 has no interface number 1 [ 88.101271][ T6] usb 5-1: config 0 has no interface number 2 [ 88.108009][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 88.119433][ T3649] usb 4-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [pid 3850] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3850] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [ 88.132747][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 88.144014][ T6] usb 5-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 88.155928][ T3649] usb 4-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 88.168610][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [pid 3850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3848] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3850] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3850] ioctl(3, USB_RAW_IOCTL_EP0_STALL, 0) = 0 [pid 3850] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3850] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] close(3) = 0 [pid 3848] close(4) = -1 EBADF (Bad file descriptor) [pid 3848] close(5) = -1 EBADF (Bad file descriptor) [pid 3848] close(6) = -1 EBADF (Bad file descriptor) [pid 3848] close(7) = -1 EBADF (Bad file descriptor) [pid 3848] close(8) = -1 EBADF (Bad file descriptor) [pid 3848] close(9) = -1 EBADF (Bad file descriptor) [ 88.180666][ T6] usb 5-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 88.197442][ T3649] usb 4-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 88.210208][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [pid 3848] close(10) = -1 EBADF (Bad file descriptor) [pid 3848] close(11) = -1 EBADF (Bad file descriptor) [pid 3848] close(12) = -1 EBADF (Bad file descriptor) [pid 3848] close(13) = -1 EBADF (Bad file descriptor) [pid 3848] close(14) = -1 EBADF (Bad file descriptor) [pid 3848] close(15) = -1 EBADF (Bad file descriptor) [pid 3848] close(16) = -1 EBADF (Bad file descriptor) [pid 3848] close(17) = -1 EBADF (Bad file descriptor) [pid 3848] close(18) = -1 EBADF (Bad file descriptor) [pid 3848] close(19) = -1 EBADF (Bad file descriptor) [pid 3848] close(20) = -1 EBADF (Bad file descriptor) [pid 3848] close(21) = -1 EBADF (Bad file descriptor) [pid 3848] close(22) = -1 EBADF (Bad file descriptor) [pid 3848] close(23) = -1 EBADF (Bad file descriptor) [pid 3848] close(24) = -1 EBADF (Bad file descriptor) [pid 3848] close(25) = -1 EBADF (Bad file descriptor) [pid 3848] close(26) = -1 EBADF (Bad file descriptor) [pid 3848] close(27) = -1 EBADF (Bad file descriptor) [pid 3848] close(28) = -1 EBADF (Bad file descriptor) [pid 3848] close(29) = -1 EBADF (Bad file descriptor) [pid 3848] exit_group(0 [pid 3850] <... futex resumed>) = ? [pid 3848] <... exit_group resumed>) = ? [pid 3850] +++ exited with 0 +++ [pid 3848] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [ 88.233509][ T6] usb 5-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 88.252270][ T26] usb 2-1: string descriptor 0 read error: -71 [ 88.258047][ T3649] usb 4-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 88.261503][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 88.269321][ T144] usb 1-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [pid 3611] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./5/binderfs") = 0 [pid 3611] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./5/cgroup") = 0 [pid 3611] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./5/cgroup.net") = 0 [pid 3611] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./5/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./5") = 0 [pid 3611] mkdir("./6", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3857 attached [pid 3857] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 16 [pid 3857] <... set_robust_list resumed>) = 0 [pid 3857] chdir("./6") = 0 [pid 3857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3857] setpgid(0, 0) = 0 [ 88.269351][ T144] usb 1-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 88.269380][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 88.269406][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 88.269433][ T144] usb 1-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 88.269465][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [pid 3857] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 3857] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 3857] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 3857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3857] write(3, "1000", 4) = 4 [pid 3857] close(3) = 0 [pid 3857] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3857] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3857] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3857] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3858 attached [ 88.269492][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 88.323775][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 88.342018][ T6] usb 5-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 88.371433][ T3649] usb 4-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [pid 3858] set_robust_list(0x7fa9c98459e0, 24 [pid 3857] <... clone resumed>, parent_tid=[17], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 17 [pid 3858] <... set_robust_list resumed>) = 0 [pid 3857] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3857] <... futex resumed>) = 0 [pid 3858] <... openat resumed>) = 3 [pid 3857] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3858] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3858] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3858] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 88.392028][ T3649] usb 4-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 88.412358][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 88.430037][ T6] usb 5-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [pid 3858] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3854] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3844] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3854] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 88.432138][ T3647] usb 6-1: new high-speed USB device number 8 using dummy_hcd [ 88.440988][ T3649] usb 4-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 88.459106][ T6] usb 5-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 88.462146][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 88.470773][ T6] usb 5-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [pid 3844] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3854] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3854] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3844] <... mmap resumed>) = 0x7fa9c9804000 [ 88.489183][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 88.491160][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 88.501003][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 88.518974][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 88.530646][ T6] usb 5-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [pid 3844] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3844] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3856] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_EP0_WRITE./strace-static-x86_64: Process 3859 attached [pid 3844] <... clone resumed>, parent_tid=[19], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 19 [ 88.541533][ T3649] usb 4-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 88.552116][ T3644] usb 3-1: new high-speed USB device number 9 using dummy_hcd [ 88.553262][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 88.571326][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [pid 3859] set_robust_list(0x7fa9c98249e0, 24 [pid 3856] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3844] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3844] <... futex resumed>) = 0 [pid 3859] <... set_robust_list resumed>) = 0 [pid 3844] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3859] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [ 88.583169][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 88.586642][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 88.594875][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 88.613765][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 88.625454][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [pid 3859] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3859] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3847] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 88.636882][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 88.648194][ T6] usb 5-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 88.659764][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 88.661033][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 88.671112][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [pid 3847] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3847] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3847] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3860 attached [pid 3860] set_robust_list(0x7fa9c98249e0, 24 [pid 3847] <... clone resumed>, parent_tid=[17], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 17 [pid 3860] <... set_robust_list resumed>) = 0 [pid 3847] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3847] <... futex resumed>) = 0 [pid 3860] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3847] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3860] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3847] <... futex resumed>) = 0 [ 88.688944][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 88.698910][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 88.700550][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 88.718012][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 88.729666][ T144] usb 1-1: config 0 interface 102 has no altsetting 0 [pid 3860] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3854] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3854] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 88.737691][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 88.748931][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 88.761066][ T144] usb 1-1: config 0 interface 48 has no altsetting 0 [ 88.768756][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 88.780170][ T144] usb 1-1: config 0 interface 214 has no altsetting 0 [ 88.782243][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3854] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3856] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3854] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3856] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [ 88.787894][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 88.802689][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 88.805060][ T144] usb 1-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 88.818190][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 88.821581][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [pid 3854] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3854] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3854] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3856] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3854] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3856] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 88.840067][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 88.851840][ T144] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.860468][ T3649] usb 4-1: config 0 interface 102 has no altsetting 0 [ 88.867417][ T3647] usb 6-1: config 0 has an invalid interface number: 102 but max is 2 [ 88.867977][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [pid 3854] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3856] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 88.888151][ T3649] usb 4-1: config 0 interface 48 has no altsetting 0 [ 88.895573][ T3649] usb 4-1: config 0 interface 214 has no altsetting 0 [ 88.901532][ T3647] usb 6-1: config 0 has an invalid interface number: 48 but max is 2 [ 88.902923][ T3649] usb 4-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 88.914623][ T3647] usb 6-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 88.922294][ T144] usb 1-1: config 0 descriptor?? [ 88.933923][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3856] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [pid 3856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3845] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 88.934683][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 88.942164][ T3644] usb 3-1: config 0 has an invalid interface number: 102 but max is 2 [ 88.961675][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 88.968257][ T3649] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.969035][ T6] usb 5-1: config 0 interface 102 has no altsetting 0 [ 88.976931][ T3644] usb 3-1: config 0 has an invalid interface number: 48 but max is 2 [pid 3845] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3845] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3845] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3845] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3852] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3852] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3852] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [ 88.985278][ T3649] usb 4-1: config 0 descriptor?? [ 88.995577][ T3647] usb 6-1: config 0 has an invalid interface number: 214 but max is 2 [ 89.005493][ T6] usb 5-1: config 0 interface 48 has no altsetting 0 [ 89.005520][ T6] usb 5-1: config 0 interface 214 has no altsetting 0 [ 89.005557][ T6] usb 5-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 89.005584][ T6] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [pid 3852] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3852] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [pid 3851] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3845] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3851] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3851] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3851] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3861 attached [pid 3861] set_robust_list(0x7fa9c98249e0, 24 [pid 3851] <... clone resumed>, parent_tid=[17], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 17 [pid 3861] <... set_robust_list resumed>) = 0 [pid 3851] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3851] <... futex resumed>) = 0 [pid 3861] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3851] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3861] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 89.040193][ T3644] usb 3-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 89.043330][ T6] usb 5-1: config 0 descriptor?? [ 89.049397][ T3644] usb 3-1: config 0 has an invalid interface number: 214 but max is 2 [ 89.063100][ T3644] usb 3-1: config 0 has no interface number 0 [ 89.069665][ T3644] usb 3-1: config 0 has no interface number 1 [ 89.076230][ T3644] usb 3-1: config 0 has no interface number 2 [ 89.082556][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3861] <... futex resumed>) = 0 [pid 3861] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3849] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3849] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3849] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [ 89.089178][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 89.097186][ T3647] usb 6-1: config 0 has no interface number 0 [ 89.103401][ T3644] usb 3-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 89.114376][ T3647] usb 6-1: config 0 has no interface number 1 [ 89.122042][ T3647] usb 6-1: config 0 has no interface number 2 [ 89.128613][ T3647] usb 6-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [pid 3849] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 89.139917][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 89.147701][ T3644] usb 3-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 89.163058][ T3647] usb 6-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 89.176788][ T26] usb 2-1: USB disconnect, device number 7 [ 89.182759][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 89.195268][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 89.207515][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 89.218544][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 89.229687][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [pid 3852] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] close(3 [pid 3845] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] close(3 [pid 3852] <... futex resumed>) = 0 [pid 3851] <... close resumed>) = 0 [pid 3845] <... futex resumed>) = 0 [pid 3844] <... close resumed>) = 0 [pid 3852] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] close(4 [pid 3845] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] close(4 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(5 [pid 3844] close(5 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 89.240866][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 89.251930][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 89.263172][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 89.277532][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [pid 3851] close(6 [pid 3844] close(6 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(7 [pid 3844] close(7 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(8 [pid 3844] close(8 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(9 [pid 3844] close(9 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(10 [pid 3844] close(10 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(11 [pid 3844] close(11 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(12 [pid 3844] close(12 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(13 [pid 3844] close(13 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(14 [pid 3844] close(14 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(15 [pid 3844] close(15 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 89.289159][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 89.300639][ T3644] usb 3-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 89.302294][ T3649] usb 4-1: string descriptor 0 read error: -71 [ 89.311275][ T3647] usb 6-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 89.317252][ T144] usb 1-1: string descriptor 0 read error: -71 [ 89.326913][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [pid 3851] close(16 [pid 3844] close(16 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(17 [pid 3844] close(17 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(18 [pid 3844] close(18 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(19 [pid 3844] close(19 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(20 [pid 3844] close(20 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(21 [pid 3844] close(21 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(22 [pid 3844] close(22 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(23 [pid 3844] close(23 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(24 [pid 3849] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] close(24 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] <... futex resumed>) = 0 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(25 [pid 3849] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] close(25 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3847] close(3 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 89.344976][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 89.356284][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 89.360661][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 89.367874][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 89.389232][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3851] close(26 [pid 3847] <... close resumed>) = 0 [pid 3844] close(26 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3847] close(4 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(27 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] close(27 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3847] close(5 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(28 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] close(28 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3847] close(6 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] close(29 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] close(29 [pid 3851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3847] close(7 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] exit_group(0 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] exit_group(0 [pid 3861] <... futex resumed>) = ? [pid 3859] <... futex resumed>) = ? [pid 3852] <... futex resumed>) = ? [pid 3851] <... exit_group resumed>) = ? [pid 3847] close(8 [pid 3845] <... futex resumed>) = ? [pid 3844] <... exit_group resumed>) = ? [pid 3861] +++ exited with 0 +++ [pid 3859] +++ exited with 0 +++ [pid 3852] +++ exited with 0 +++ [pid 3851] +++ exited with 0 +++ [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3845] +++ exited with 0 +++ [pid 3844] +++ exited with 0 +++ [ 89.390805][ T3644] usb 3-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 89.413049][ T6] usb 5-1: string descriptor 0 read error: -71 [ 89.419036][ T3647] usb 6-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 89.421311][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3847] close(9) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3847] close(10 [pid 3615] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3847] close(11 [pid 3615] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3847] close(12 [pid 3615] fstat(3, [pid 3610] fstat(3, [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 89.439551][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 89.450971][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 89.451766][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 89.457951][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 89.468957][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 89.483842][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3847] close(13 [pid 3615] getdents64(3, [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3847] close(14 [pid 3610] getdents64(3, [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3847] close(15 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3847] close(16 [pid 3615] lstat("./6/binderfs", [pid 3610] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3847] close(17 [pid 3615] unlink("./6/binderfs" [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./5/binderfs", [pid 3847] close(18 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./5/binderfs" [pid 3847] close(19 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./6/cgroup", [ 89.488283][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 89.512442][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 89.513164][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 89.519428][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3610] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3847] close(20 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./6/cgroup" [ 89.530364][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 89.545292][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 89.549555][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 89.566719][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 89.566743][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 89.566767][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3610] lstat("./5/cgroup", [pid 3847] close(21 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3847] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./5/cgroup" [pid 3847] close(22) = -1 EBADF (Bad file descriptor) [pid 3847] close(23) = -1 EBADF (Bad file descriptor) [pid 3847] close(24) = -1 EBADF (Bad file descriptor) [pid 3847] close(25) = -1 EBADF (Bad file descriptor) [pid 3847] close(26) = -1 EBADF (Bad file descriptor) [pid 3847] close(27) = -1 EBADF (Bad file descriptor) [pid 3847] close(28) = -1 EBADF (Bad file descriptor) [pid 3847] close(29) = -1 EBADF (Bad file descriptor) [pid 3847] exit_group(0 [pid 3849] <... futex resumed>) = ? [pid 3860] <... futex resumed>) = ? [pid 3860] +++ exited with 0 +++ [pid 3849] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./6/cgroup.net", [pid 3610] <... unlink resumed>) = 0 [pid 3847] <... exit_group resumed>) = ? [pid 3847] +++ exited with 0 +++ [ 89.581035][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 89.581614][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 89.590384][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 89.603986][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 89.615477][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 89.621120][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./5/cgroup.net", [pid 3615] unlink("./6/cgroup.net" [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [ 89.643470][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 89.654362][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 89.663278][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 89.669977][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 89.670008][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./5/cgroup.net" [pid 3615] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [ 89.670032][ T3644] usb 3-1: config 0 interface 102 has no altsetting 0 [ 89.670051][ T3644] usb 3-1: config 0 interface 48 has no altsetting 0 [ 89.670072][ T3644] usb 3-1: config 0 interface 214 has no altsetting 0 [ 89.670108][ T3644] usb 3-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 89.670135][ T3644] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 89.670879][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 89.685299][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3856] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3856] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 89.701513][ T3644] usb 3-1: config 0 descriptor?? [ 89.706780][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 89.726294][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 89.734689][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 89.753291][ T3647] usb 6-1: config 0 interface 102 has no altsetting 0 [ 89.753317][ T3647] usb 6-1: config 0 interface 48 has no altsetting 0 [ 89.753338][ T3647] usb 6-1: config 0 interface 214 has no altsetting 0 [pid 3615] lstat("./6/cgroup.cpu", [pid 3614] <... openat resumed>) = 3 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] fstat(3, [pid 3610] lstat("./5/cgroup.cpu", [pid 3615] unlink("./6/cgroup.cpu" [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] getdents64(3, [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] unlink("./5/cgroup.cpu" [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3615] close(3 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 3615] <... close resumed>) = 0 [pid 3614] lstat("./5/binderfs", [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] rmdir("./6" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./5/binderfs") = 0 [pid 3614] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./5/cgroup") = 0 [pid 3614] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./5/cgroup.net") = 0 [pid 3614] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./5/cgroup.cpu") = 0 [ 89.753373][ T3647] usb 6-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 89.753399][ T3647] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 89.804013][ T3647] usb 6-1: config 0 descriptor?? [ 89.832506][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 89.840423][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./5") = 0 [pid 3614] mkdir("./6", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3862 attached [pid 3615] <... rmdir resumed>) = 0 [pid 3610] close(3 [pid 3862] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 18 [pid 3862] <... set_robust_list resumed>) = 0 [pid 3862] chdir("./6") = 0 [pid 3862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3862] setpgid(0, 0) = 0 [pid 3615] mkdir("./7", 0777 [pid 3610] <... close resumed>) = 0 [pid 3862] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 3862] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3854] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3862] <... symlink resumed>) = 0 [pid 3854] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 3862] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3854] <... ioctl resumed>, 0) = 0 [pid 3862] <... symlink resumed>) = 0 [pid 3854] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 3615] <... mkdir resumed>) = 0 [pid 3610] rmdir("./5" [pid 3862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3854] <... ioctl resumed>, 0) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3862] <... openat resumed>) = 3 [pid 3854] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 3862] write(3, "1000", 4 [pid 3854] <... ioctl resumed>, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [ 89.848512][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 89.857253][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 89.877117][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 89.887597][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 ./strace-static-x86_64: Process 3863 attached [pid 3862] <... write resumed>) = 4 [pid 3854] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3610] <... rmdir resumed>) = 0 [pid 3863] set_robust_list(0x5555566ee5e0, 24 [pid 3862] close(3 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 20 [pid 3610] mkdir("./6", 0777 [pid 3863] <... set_robust_list resumed>) = 0 [pid 3862] <... close resumed>) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3863] chdir("./7" [pid 3862] read(200, [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3864 attached [pid 3863] <... chdir resumed>) = 0 [pid 3862] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3864] set_robust_list(0x5555566ee5e0, 24 [pid 3863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3862] symlink("/dev/binderfs", "./binderfs" [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 18 [pid 3864] <... set_robust_list resumed>) = 0 [pid 3863] <... prctl resumed>) = 0 [pid 3862] <... symlink resumed>) = 0 [pid 3864] chdir("./6" [pid 3863] setpgid(0, 0 [pid 3862] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... chdir resumed>) = 0 [pid 3863] <... setpgid resumed>) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3863] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3864] <... prctl resumed>) = 0 [pid 3863] <... symlink resumed>) = 0 [pid 3862] <... mmap resumed>) = 0x7fa9c9825000 [pid 3864] setpgid(0, 0 [pid 3863] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3862] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3864] <... setpgid resumed>) = 0 [pid 3863] <... symlink resumed>) = 0 [ 89.895719][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 89.904287][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 89.912311][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 89.926202][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 89.939283][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3862] <... mprotect resumed>) = 0 [pid 3864] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3863] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3862] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3865 attached [pid 3864] <... symlink resumed>) = 0 [pid 3863] <... symlink resumed>) = 0 [pid 3865] set_robust_list(0x7fa9c98459e0, 24 [pid 3864] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3862] <... clone resumed>, parent_tid=[19], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 19 [pid 3865] <... set_robust_list resumed>) = 0 [pid 3864] <... symlink resumed>) = 0 [pid 3863] <... openat resumed>) = 3 [pid 3862] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3864] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3863] write(3, "1000", 4 [pid 3862] <... futex resumed>) = 0 [pid 3865] <... openat resumed>) = 3 [pid 3864] <... symlink resumed>) = 0 [pid 3863] <... write resumed>) = 4 [pid 3862] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3865] ioctl(3, USB_RAW_IOCTL_INIT [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3863] close(3 [pid 3865] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3864] <... openat resumed>) = 3 [pid 3863] <... close resumed>) = 0 [pid 3856] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3864] write(3, "1000", 4 [pid 3863] read(200, [pid 3856] <... futex resumed>) = 1 [pid 3855] <... futex resumed>) = 0 [pid 3865] <... ioctl resumed>, 0) = 0 [pid 3855] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3864] <... write resumed>) = 4 [pid 3863] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3864] close(3 [pid 3863] symlink("/dev/binderfs", "./binderfs" [pid 3856] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3864] <... close resumed>) = 0 [pid 3865] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3863] <... symlink resumed>) = 0 [pid 3856] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3864] read(200, [pid 3863] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] <... ioctl resumed>, 0) = 0 [pid 3864] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] <... futex resumed>) = 0 [pid 3856] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] symlink("/dev/binderfs", "./binderfs" [pid 3863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3856] <... futex resumed>) = 1 [pid 3865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3864] <... symlink resumed>) = 0 [pid 3855] <... futex resumed>) = 0 [pid 3856] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3863] <... mmap resumed>) = 0x7fa9c9825000 [pid 3864] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3855] close(3 [pid 3864] <... futex resumed>) = 0 [pid 3863] <... mprotect resumed>) = 0 [pid 3855] <... close resumed>) = 0 [pid 3864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3855] close(4 [pid 3864] <... mmap resumed>) = 0x7fa9c9825000 [pid 3863] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3866 attached [pid 3864] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3855] close(5 [pid 3866] set_robust_list(0x7fa9c98459e0, 24 [pid 3864] <... mprotect resumed>) = 0 [pid 3863] <... clone resumed>, parent_tid=[21], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 21 [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3866] <... set_robust_list resumed>) = 0 [pid 3864] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3863] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] close(6) = -1 EBADF (Bad file descriptor) [pid 3855] close(7) = -1 EBADF (Bad file descriptor) [pid 3855] close(8./strace-static-x86_64: Process 3867 attached [pid 3866] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3863] <... futex resumed>) = 0 [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3867] set_robust_list(0x7fa9c98459e0, 24 [pid 3866] <... openat resumed>) = 3 [pid 3864] <... clone resumed>, parent_tid=[19], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 19 [pid 3863] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3855] close(9 [pid 3867] <... set_robust_list resumed>) = 0 [pid 3866] ioctl(3, USB_RAW_IOCTL_INIT [pid 3864] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3867] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3866] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3864] <... futex resumed>) = 0 [ 89.949224][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 89.956665][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 89.964292][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 89.972329][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 90.022383][ T3644] usb 3-1: string descriptor 0 read error: -71 [ 90.022391][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.022413][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.043684][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.044969][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 90.050291][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.064876][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3855] close(10 [pid 3867] <... openat resumed>) = 3 [pid 3866] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3864] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3855] close(11) = -1 EBADF (Bad file descriptor) [pid 3855] close(12) = -1 EBADF (Bad file descriptor) [pid 3855] close(13) = -1 EBADF (Bad file descriptor) [pid 3855] close(14) = -1 EBADF (Bad file descriptor) [pid 3855] close(15) = -1 EBADF (Bad file descriptor) [pid 3855] close(16 [pid 3866] <... ioctl resumed>, 0) = 0 [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3867] ioctl(3, USB_RAW_IOCTL_INIT [pid 3855] close(17) = -1 EBADF (Bad file descriptor) [pid 3855] close(18) = -1 EBADF (Bad file descriptor) [pid 3855] close(19) = -1 EBADF (Bad file descriptor) [pid 3855] close(20) = -1 EBADF (Bad file descriptor) [pid 3855] close(21) = -1 EBADF (Bad file descriptor) [pid 3855] close(22) = -1 EBADF (Bad file descriptor) [pid 3855] close(23) = -1 EBADF (Bad file descriptor) [pid 3855] close(24) = -1 EBADF (Bad file descriptor) [pid 3855] close(25 [pid 3867] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3866] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3867] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3866] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3855] close(26) = -1 EBADF (Bad file descriptor) [pid 3867] <... ioctl resumed>, 0) = 0 [pid 3866] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3855] close(27 [pid 3867] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3867] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3855] close(28 [pid 3867] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3855] close(29) = -1 EBADF (Bad file descriptor) [pid 3855] exit_group(0 [pid 3856] <... futex resumed>) = ? [pid 3855] <... exit_group resumed>) = ? [pid 3856] +++ exited with 0 +++ [pid 3855] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3854] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3613] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3854] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] <... futex resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3854] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3853] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3854] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3854] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3613] fstat(3, [pid 3854] <... ioctl resumed>, 0) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 90.071496][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.076664][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 90.106688][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3854] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] getdents64(3, [pid 3854] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3854] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] close(3 [pid 3613] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3853] <... close resumed>) = 0 [pid 3613] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3853] close(4 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./7/binderfs", [pid 3853] close(5) = -1 EBADF (Bad file descriptor) [pid 3853] close(6 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] close(7 [pid 3613] unlink("./7/binderfs" [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] close(8) = -1 EBADF (Bad file descriptor) [pid 3853] close(9) = -1 EBADF (Bad file descriptor) [pid 3853] close(10) = -1 EBADF (Bad file descriptor) [pid 3853] close(11 [pid 3613] <... unlink resumed>) = 0 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] close(12) = -1 EBADF (Bad file descriptor) [pid 3853] close(13) = -1 EBADF (Bad file descriptor) [pid 3853] close(14) = -1 EBADF (Bad file descriptor) [pid 3853] close(15) = -1 EBADF (Bad file descriptor) [pid 3853] close(16) = -1 EBADF (Bad file descriptor) [pid 3853] close(17) = -1 EBADF (Bad file descriptor) [pid 3853] close(18) = -1 EBADF (Bad file descriptor) [ 90.140839][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 90.149641][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 90.179253][ T3649] usb 4-1: USB disconnect, device number 7 [ 90.183172][ T3647] usb 6-1: string descriptor 0 read error: -71 [pid 3613] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3853] close(19) = -1 EBADF (Bad file descriptor) [pid 3853] close(20) = -1 EBADF (Bad file descriptor) [pid 3853] close(21) = -1 EBADF (Bad file descriptor) [pid 3853] close(22) = -1 EBADF (Bad file descriptor) [pid 3853] close(23) = -1 EBADF (Bad file descriptor) [pid 3853] close(24) = -1 EBADF (Bad file descriptor) [pid 3853] close(25 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] close(26) = -1 EBADF (Bad file descriptor) [pid 3853] close(27) = -1 EBADF (Bad file descriptor) [pid 3853] close(28) = -1 EBADF (Bad file descriptor) [pid 3853] close(29) = -1 EBADF (Bad file descriptor) [pid 3853] exit_group(0 [pid 3854] <... futex resumed>) = ? [pid 3853] <... exit_group resumed>) = ? [pid 3613] lstat("./7/cgroup", [pid 3854] +++ exited with 0 +++ [pid 3853] +++ exited with 0 +++ [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./7/cgroup" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] <... unlink resumed>) = 0 [ 90.192387][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.201243][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 90.208243][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.224870][ T6] usb 5-1: USB disconnect, device number 7 [ 90.231186][ T144] usb 1-1: USB disconnect, device number 8 [pid 3613] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./7/cgroup.net" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... openat resumed>) = 3 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] fstat(3, [pid 3613] lstat("./7/cgroup.cpu", [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] getdents64(3, [pid 3613] unlink("./7/cgroup.cpu") = 0 [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] getdents64(3, [pid 3612] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... close resumed>) = 0 [pid 3612] lstat("./6/binderfs", [pid 3613] rmdir("./7" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 90.237143][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 90.253646][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3613] <... rmdir resumed>) = 0 [pid 3612] unlink("./6/binderfs" [pid 3613] mkdir("./8", 0777 [pid 3612] <... unlink resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3871 attached [pid 3612] lstat("./6/cgroup", [pid 3871] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 20 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3871] <... set_robust_list resumed>) = 0 [pid 3612] unlink("./6/cgroup" [pid 3871] chdir("./8") = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3871] <... prctl resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3871] setpgid(0, 0 [pid 3612] lstat("./6/cgroup.net", [pid 3871] <... setpgid resumed>) = 0 [pid 3871] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3871] <... symlink resumed>) = 0 [pid 3871] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3612] unlink("./6/cgroup.net" [pid 3871] <... symlink resumed>) = 0 [pid 3871] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 3871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3871] write(3, "1000", 4) = 4 [pid 3871] close(3) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3871] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3871] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3871] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3871] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3612] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3871] <... mprotect resumed>) = 0 [pid 3871] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3872 attached [pid 3872] set_robust_list(0x7fa9c98459e0, 24 [pid 3871] <... clone resumed>, parent_tid=[21], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 21 [pid 3872] <... set_robust_list resumed>) = 0 [pid 3871] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3871] <... futex resumed>) = 0 [pid 3872] <... openat resumed>) = 3 [pid 3871] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3872] ioctl(3, USB_RAW_IOCTL_INIT [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3872] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3612] lstat("./6/cgroup.cpu", [pid 3872] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3872] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 90.332314][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.339980][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.354989][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 90.370671][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3872] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3612] unlink("./6/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./6") = 0 [ 90.378386][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3612] mkdir("./7", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3873 attached [pid 3873] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 18 [pid 3873] <... set_robust_list resumed>) = 0 [pid 3873] chdir("./7") = 0 [pid 3873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3873] setpgid(0, 0) = 0 [pid 3873] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 3873] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 3873] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 3873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3873] write(3, "1000", 4) = 4 [pid 3873] close(3) = 0 [pid 3873] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3873] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 90.418839][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 90.426056][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.440380][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.449324][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 90.456933][ T26] usb 2-1: new high-speed USB device number 8 using dummy_hcd [pid 3873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3873] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3873] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3874 attached [pid 3874] set_robust_list(0x7fa9c98459e0, 24 [pid 3873] <... clone resumed>, parent_tid=[19], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 19 [pid 3858] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3858] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3874] <... set_robust_list resumed>) = 0 [pid 3873] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3858] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3874] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3873] <... futex resumed>) = 0 [pid 3874] <... openat resumed>) = 3 [pid 3873] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3874] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3874] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 90.469991][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 90.533345][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 90.540721][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 90.548093][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.556492][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.564440][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 90.576989][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 90.584454][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 90.602344][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.609694][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.617545][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 90.632183][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 90.639107][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 90.672797][ T3644] usb 3-1: USB disconnect, device number 9 [ 90.682359][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3858] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3858] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3858] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 90.710985][ T3647] usb 6-1: USB disconnect, device number 8 [pid 3858] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [pid 3858] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3858] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [pid 3858] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3867] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 90.792325][ T3649] usb 4-1: new high-speed USB device number 8 using dummy_hcd [ 90.812146][ T144] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 90.822401][ T26] usb 2-1: config 0 has an invalid interface number: 102 but max is 2 [ 90.830719][ T26] usb 2-1: config 0 has an invalid interface number: 48 but max is 2 [pid 3867] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3866] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3867] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3866] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3866] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3865] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 90.850405][ T26] usb 2-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 90.862472][ T6] usb 5-1: new high-speed USB device number 8 using dummy_hcd [ 90.872212][ T26] usb 2-1: config 0 has an invalid interface number: 214 but max is 2 [ 90.880477][ T26] usb 2-1: config 0 has no interface number 0 [ 90.897391][ T26] usb 2-1: config 0 has no interface number 1 [pid 3865] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [ 90.923691][ T26] usb 2-1: config 0 has no interface number 2 [ 90.929865][ T26] usb 2-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 90.941418][ T26] usb 2-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 90.953540][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 90.965891][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 90.977342][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 90.992148][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 91.004476][ T26] usb 2-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [pid 3865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3867] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 91.015529][ T26] usb 2-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 91.033555][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 91.058149][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [pid 3867] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3867] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3866] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 91.077060][ T26] usb 2-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 91.101937][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [pid 3867] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3866] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3867] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3866] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3867] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3866] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3867] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3866] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3865] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3867] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3866] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 91.120277][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 91.139035][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 91.150141][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [pid 3865] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3867] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3866] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3865] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3867] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3866] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3874] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3866] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3865] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 91.171160][ T3647] usb 6-1: new high-speed USB device number 9 using dummy_hcd [ 91.178958][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 91.192656][ T3649] usb 4-1: config 0 has an invalid interface number: 102 but max is 2 [ 91.198382][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 91.201766][ T3649] usb 4-1: config 0 has an invalid interface number: 48 but max is 2 [pid 3874] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3866] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3865] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3874] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3865] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [ 91.227500][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 91.231279][ T3649] usb 4-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 91.248770][ T3649] usb 4-1: config 0 has an invalid interface number: 214 but max is 2 [ 91.257573][ T144] usb 1-1: config 0 has an invalid interface number: 102 but max is 2 [ 91.262888][ T26] usb 2-1: config 0 interface 102 has no altsetting 0 [pid 3865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3866] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3866] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3865] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3865] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [ 91.272587][ T144] usb 1-1: config 0 has an invalid interface number: 48 but max is 2 [ 91.282741][ T144] usb 1-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 91.291324][ T26] usb 2-1: config 0 interface 48 has no altsetting 0 [ 91.291757][ T144] usb 1-1: config 0 has an invalid interface number: 214 but max is 2 [ 91.306916][ T6] usb 5-1: config 0 has an invalid interface number: 102 but max is 2 [ 91.316432][ T6] usb 5-1: config 0 has an invalid interface number: 48 but max is 2 [ 91.324215][ T26] usb 2-1: config 0 interface 214 has no altsetting 0 [ 91.325266][ T3649] usb 4-1: config 0 has no interface number 0 [ 91.337616][ T6] usb 5-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 91.347041][ T144] usb 1-1: config 0 has no interface number 0 [ 91.353568][ T3649] usb 4-1: config 0 has no interface number 1 [ 91.360238][ T3649] usb 4-1: config 0 has no interface number 2 [ 91.366769][ T144] usb 1-1: config 0 has no interface number 1 [ 91.373160][ T6] usb 5-1: config 0 has an invalid interface number: 214 but max is 2 [ 91.381655][ T6] usb 5-1: config 0 has no interface number 0 [ 91.386214][ T26] usb 2-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 91.387977][ T3649] usb 4-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 91.408085][ T144] usb 1-1: config 0 has no interface number 2 [ 91.414451][ T6] usb 5-1: config 0 has no interface number 1 [pid 3865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3874] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3874] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3857] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3857] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3857] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3886 attached [pid 3886] set_robust_list(0x7fa9c98249e0, 24 [pid 3857] <... clone resumed>, parent_tid=[18], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 18 [pid 3886] <... set_robust_list resumed>) = 0 [pid 3857] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [ 91.420822][ T144] usb 1-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 91.432037][ T6] usb 5-1: config 0 has no interface number 2 [ 91.438174][ T6] usb 5-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 91.442613][ T26] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 91.449179][ T3649] usb 4-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [pid 3886] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3857] <... futex resumed>) = 0 [pid 3886] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3874] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3857] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3886] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... futex resumed>) = 0 [pid 3886] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3874] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3874] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [ 91.469340][ T144] usb 1-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 91.482018][ T6] usb 5-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 91.502050][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 91.513497][ T3649] usb 4-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [pid 3874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 91.523984][ T26] usb 2-1: config 0 descriptor?? [ 91.525375][ T6] usb 5-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 91.551101][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 91.552317][ T3647] usb 6-1: config 0 has an invalid interface number: 102 but max is 2 [pid 3874] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [pid 3858] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3858] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3858] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3858] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3858] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 91.572031][ T3649] usb 4-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 91.583639][ T6] usb 5-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 91.588159][ T3647] usb 6-1: config 0 has an invalid interface number: 48 but max is 2 [ 91.595364][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 91.621658][ T3649] usb 4-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 91.643744][ T6] usb 5-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 91.662665][ T3649] usb 4-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 91.682030][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 91.683252][ T3647] usb 6-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 91.693580][ T6] usb 5-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 91.718973][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 91.735159][ T144] usb 1-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 91.746224][ T3649] usb 4-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 91.756657][ T6] usb 5-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 91.769801][ T3647] usb 6-1: config 0 has an invalid interface number: 214 but max is 2 [pid 3858] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [ 91.771774][ T144] usb 1-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 91.796197][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 91.798501][ T3647] usb 6-1: config 0 has no interface number 0 [ 91.811440][ T6] usb 5-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 91.824744][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [pid 3857] close(3 [pid 3858] <... futex resumed>) = 0 [pid 3857] <... close resumed>) = 0 [pid 3858] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3857] close(4) = -1 EBADF (Bad file descriptor) [pid 3857] close(5) = -1 EBADF (Bad file descriptor) [pid 3857] close(6) = -1 EBADF (Bad file descriptor) [pid 3857] close(7) = -1 EBADF (Bad file descriptor) [pid 3857] close(8) = -1 EBADF (Bad file descriptor) [pid 3857] close(9) = -1 EBADF (Bad file descriptor) [pid 3857] close(10) = -1 EBADF (Bad file descriptor) [pid 3857] close(11) = -1 EBADF (Bad file descriptor) [pid 3857] close(12) = -1 EBADF (Bad file descriptor) [pid 3857] close(13) = -1 EBADF (Bad file descriptor) [pid 3857] close(14) = -1 EBADF (Bad file descriptor) [pid 3857] close(15) = -1 EBADF (Bad file descriptor) [pid 3857] close(16) = -1 EBADF (Bad file descriptor) [pid 3857] close(17) = -1 EBADF (Bad file descriptor) [pid 3857] close(18) = -1 EBADF (Bad file descriptor) [pid 3857] close(19) = -1 EBADF (Bad file descriptor) [pid 3857] close(20) = -1 EBADF (Bad file descriptor) [pid 3857] close(21) = -1 EBADF (Bad file descriptor) [pid 3857] close(22) = -1 EBADF (Bad file descriptor) [pid 3857] close(23) = -1 EBADF (Bad file descriptor) [pid 3857] close(24) = -1 EBADF (Bad file descriptor) [pid 3857] close(25) = -1 EBADF (Bad file descriptor) [pid 3857] close(26) = -1 EBADF (Bad file descriptor) [ 91.836386][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 91.849752][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 91.861677][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 91.872269][ T26] usb 2-1: string descriptor 0 read error: -71 [pid 3857] close(27) = -1 EBADF (Bad file descriptor) [pid 3857] close(28) = -1 EBADF (Bad file descriptor) [pid 3857] close(29) = -1 EBADF (Bad file descriptor) [pid 3857] exit_group(0 [pid 3886] <... futex resumed>) = ? [pid 3858] <... futex resumed>) = ? [pid 3857] <... exit_group resumed>) = ? [pid 3886] +++ exited with 0 +++ [pid 3858] +++ exited with 0 +++ [pid 3857] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./6/binderfs") = 0 [pid 3611] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [ 91.873509][ T3649] usb 4-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 91.884556][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 91.890410][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 91.907860][ T144] usb 1-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 91.908314][ T3647] usb 6-1: config 0 has no interface number 1 [ 91.919883][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [pid 3611] unlink("./6/cgroup") = 0 [pid 3611] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./6/cgroup.net") = 0 [pid 3611] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./6/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./6") = 0 [pid 3611] mkdir("./7", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3891 attached [pid 3891] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 19 [pid 3891] <... set_robust_list resumed>) = 0 [pid 3891] chdir("./7") = 0 [pid 3891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3891] setpgid(0, 0) = 0 [pid 3891] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 3891] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [ 91.946515][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 91.958344][ T6] usb 5-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 91.970472][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 91.975606][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3891] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 3891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3891] write(3, "1000", 4) = 4 [pid 3891] close(3) = 0 [pid 3891] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3891] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3891] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3891] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3891] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3894 attached [pid 3894] set_robust_list(0x7fa9c98459e0, 24 [pid 3891] <... clone resumed>, parent_tid=[20], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 20 [pid 3891] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 91.982307][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 92.001869][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 92.010489][ T3647] usb 6-1: config 0 has no interface number 2 [ 92.014738][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.020327][ T3644] usb 3-1: new high-speed USB device number 10 using dummy_hcd [pid 3891] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3894] <... set_robust_list resumed>) = 0 [pid 3894] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3894] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3894] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3872] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 92.031385][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.049706][ T3647] usb 6-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 92.050867][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 92.073727][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.077378][ T3647] usb 6-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [pid 3894] <... ioctl resumed>, 0) = 0 [pid 3872] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3872] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 92.102110][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.113061][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 92.113086][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 92.113110][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 92.116395][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 92.132271][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.155158][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.166604][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.188791][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.200085][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.213246][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.224376][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.228200][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 92.242096][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 92.248760][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 92.262249][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 92.275107][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.286301][ T3649] usb 4-1: config 0 interface 102 has no altsetting 0 [ 92.290612][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 92.302053][ T144] usb 1-1: config 0 interface 102 has no altsetting 0 [ 92.313135][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 92.318367][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 92.335226][ T3649] usb 4-1: config 0 interface 48 has no altsetting 0 [ 92.341849][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3872] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 92.350138][ T144] usb 1-1: config 0 interface 48 has no altsetting 0 [ 92.350410][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 92.362056][ T3649] usb 4-1: config 0 interface 214 has no altsetting 0 [ 92.373947][ T3649] usb 4-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 92.384284][ T144] usb 1-1: config 0 interface 214 has no altsetting 0 [pid 3872] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3872] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 92.398513][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 92.402257][ T6] usb 5-1: config 0 interface 102 has no altsetting 0 [ 92.417679][ T144] usb 1-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 92.427128][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 92.427967][ T3649] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.442164][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [pid 3872] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [pid 3872] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 92.452041][ T144] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.467578][ T6] usb 5-1: config 0 interface 48 has no altsetting 0 [ 92.480478][ T6] usb 5-1: config 0 interface 214 has no altsetting 0 [ 92.491443][ T3649] usb 4-1: config 0 descriptor?? [ 92.497787][ T144] usb 1-1: config 0 descriptor?? [pid 3872] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [pid 3867] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3866] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3872] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3867] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 3866] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 3867] <... ioctl resumed>, 0) = 0 [pid 3866] <... ioctl resumed>, 0) = 0 [ 92.503844][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 92.504113][ T6] usb 5-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 92.510730][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 92.520566][ T6] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.535616][ T3647] usb 6-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 92.546680][ T3644] usb 3-1: config 0 has an invalid interface number: 102 but max is 2 [pid 3867] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 3866] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 3867] <... ioctl resumed>, 0) = 0 [pid 3866] <... ioctl resumed>, 0) = 0 [pid 3866] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 3867] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 3866] <... ioctl resumed>, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3867] <... ioctl resumed>, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3867] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3866] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3867] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3866] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3865] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3865] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [ 92.557614][ T3644] usb 3-1: config 0 has an invalid interface number: 48 but max is 2 [ 92.567982][ T6] usb 5-1: config 0 descriptor?? [pid 3865] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3865] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3865] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 92.599903][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 92.624705][ T3644] usb 3-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 92.646254][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 92.662698][ T3644] usb 3-1: config 0 has an invalid interface number: 214 but max is 2 [ 92.673655][ T3644] usb 3-1: config 0 has no interface number 0 [ 92.682393][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 92.689495][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 92.697337][ T3647] usb 6-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 92.708515][ T3644] usb 3-1: config 0 has no interface number 1 [ 92.714895][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 92.722840][ T3644] usb 3-1: config 0 has no interface number 2 [ 92.729554][ T3644] usb 3-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [pid 3867] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [ 92.740830][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 92.755194][ T26] usb 2-1: USB disconnect, device number 8 [ 92.762200][ T3644] usb 3-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 92.773964][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 92.784863][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [pid 3866] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... futex resumed>) = 1 [pid 3866] <... futex resumed>) = 1 [pid 3867] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3866] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] <... futex resumed>) = 0 [pid 3863] <... futex resumed>) = 0 [pid 3864] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... futex resumed>) = 0 [pid 3866] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = 1 [pid 3863] <... futex resumed>) = 1 [pid 3867] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3864] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3863] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3866] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3865] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 92.796300][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.807281][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 92.818740][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 92.830131][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [pid 3865] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3866] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3867] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3866] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3862] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... ioctl resumed>, 0) = 0 [pid 3866] <... ioctl resumed>, 0) = 0 [pid 3867] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... futex resumed>) = 0 [pid 3862] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 1 [pid 3866] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3867] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3865] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3864] <... futex resumed>) = 0 [pid 3866] <... futex resumed>) = 1 [pid 3865] <... ioctl resumed>, 0) = 0 [pid 3863] <... futex resumed>) = 0 [pid 3862] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3865] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 92.841689][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.855075][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 92.868054][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 92.881082][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [pid 3865] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3866] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] close(3 [pid 3863] close(3 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] <... close resumed>) = 0 [pid 3863] <... close resumed>) = 0 [pid 3862] close(3 [ 92.893201][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 92.905662][ T3644] usb 3-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 92.919124][ T3647] usb 6-1: config 0 interface 102 has no altsetting 0 [ 92.927710][ T3647] usb 6-1: config 0 interface 48 has no altsetting 0 [ 92.935820][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [pid 3864] close(4 [pid 3863] close(4 [pid 3862] <... close resumed>) = 0 [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 92.942200][ T144] usb 1-1: string descriptor 0 read error: -71 [ 92.947055][ T3647] usb 6-1: config 0 interface 214 has no altsetting 0 [ 92.953033][ T3649] usb 4-1: string descriptor 0 read error: -71 [ 92.960262][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 92.978241][ T3647] usb 6-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 92.988622][ T3647] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [pid 3862] close(4 [pid 3864] close(5 [pid 3863] close(5 [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] close(5 [pid 3864] close(6) = -1 EBADF (Bad file descriptor) [pid 3863] close(6 [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] close(7 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 92.992144][ T6] usb 5-1: string descriptor 0 read error: -71 [ 92.997154][ T3644] usb 3-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 93.011461][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.023014][ T3647] usb 6-1: config 0 descriptor?? [pid 3862] close(6 [pid 3874] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(7 [ 93.042317][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 93.042343][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.042360][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 93.054386][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 93.066777][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 93.082102][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [pid 3874] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 3864] close(8 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3874] <... ioctl resumed>, 0) = 0 [pid 3874] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(8 [pid 3862] close(7 [pid 3874] <... ioctl resumed>, 0) = 0 [pid 3864] close(9 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3874] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(9 [pid 3862] close(8 [pid 3874] <... ioctl resumed>, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3864] close(10 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3874] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(10 [pid 3862] close(9 [pid 3864] close(11 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(11 [pid 3862] close(10 [pid 3864] close(12 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(12 [pid 3862] close(11 [pid 3864] close(13 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(13 [pid 3862] close(12 [pid 3864] close(14 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(14 [pid 3862] close(13 [pid 3864] close(15 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(15 [pid 3862] close(14 [pid 3864] close(16 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(16 [pid 3862] close(15 [pid 3864] close(17 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(17 [pid 3862] close(16 [pid 3864] close(18 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(18 [pid 3862] close(17 [pid 3864] close(19 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(19 [pid 3862] close(18 [pid 3864] close(20 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(20 [pid 3862] close(19 [pid 3864] close(21 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(21 [pid 3862] close(20 [pid 3864] close(22 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3874] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(22 [pid 3862] close(21 [pid 3864] close(23 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(23 [pid 3862] close(22 [ 93.088164][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.105070][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 93.111617][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3864] close(24 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(24 [pid 3862] close(23 [pid 3864] close(25 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(25 [pid 3862] close(24 [pid 3864] close(26 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(26 [pid 3862] close(25 [pid 3864] close(27 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 93.151235][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 93.172408][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.179507][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.189008][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [pid 3863] close(27 [pid 3864] close(28 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] close(26 [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(28 [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] close(29 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] close(27 [pid 3864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(29 [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3864] exit_group(0 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] close(28 [pid 3864] <... exit_group resumed>) = ? [pid 3863] exit_group(0 [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3867] <... futex resumed>) = ? [pid 3866] <... futex resumed>) = ? [pid 3863] <... exit_group resumed>) = ? [pid 3862] close(29 [pid 3867] +++ exited with 0 +++ [pid 3866] +++ exited with 0 +++ [pid 3864] +++ exited with 0 +++ [pid 3863] +++ exited with 0 +++ [pid 3862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3862] exit_group(0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3865] <... futex resumed>) = ? [pid 3862] <... exit_group resumed>) = ? [pid 3865] +++ exited with 0 +++ [ 93.190314][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.207910][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.214685][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 93.220934][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.242916][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3862] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... openat resumed>) = 3 [pid 3614] <... openat resumed>) = 3 [pid 3610] fstat(3, [pid 3614] fstat(3, [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, [pid 3614] getdents64(3, [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./6/binderfs", [pid 3614] lstat("./6/binderfs", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./6/binderfs" [pid 3614] unlink("./6/binderfs" [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./6/cgroup", [pid 3614] lstat("./6/cgroup", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./6/cgroup" [pid 3614] unlink("./6/cgroup" [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./6/cgroup.net", [pid 3614] lstat("./6/cgroup.net", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./6/cgroup.net" [pid 3614] unlink("./6/cgroup.net" [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./6/cgroup.cpu", [pid 3614] lstat("./6/cgroup.cpu", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./6/cgroup.cpu" [pid 3614] unlink("./6/cgroup.cpu" [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] getdents64(3, [pid 3614] getdents64(3, [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] fstat(3, [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] close(3 [pid 3610] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 3614] <... close resumed>) = 0 [pid 3610] rmdir("./6" [pid 3615] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [ 93.249692][ T3644] usb 3-1: config 0 interface 102 has no altsetting 0 [ 93.265858][ T3644] usb 3-1: config 0 interface 48 has no altsetting 0 [ 93.270869][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.280410][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.282125][ T3644] usb 3-1: config 0 interface 214 has no altsetting 0 [pid 3614] rmdir("./6" [pid 3610] <... rmdir resumed>) = 0 [pid 3615] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... rmdir resumed>) = 0 [pid 3610] mkdir("./7", 0777 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] mkdir("./7", 0777 [pid 3610] <... mkdir resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3912 attached [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 20 [pid 3912] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 20 [pid 3912] <... set_robust_list resumed>) = 0 [pid 3912] chdir("./7") = 0 [pid 3912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3912] setpgid(0, 0) = 0 [pid 3912] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 ./strace-static-x86_64: Process 3911 attached [pid 3912] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3615] lstat("./7/binderfs", [pid 3912] <... symlink resumed>) = 0 [pid 3912] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 3912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3912] write(3, "1000", 4) = 4 [pid 3912] close(3) = 0 [pid 3912] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3912] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3912] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3912] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3913 attached [pid 3911] set_robust_list(0x5555566ee5e0, 24 [pid 3913] set_robust_list(0x7fa9c98459e0, 24 [pid 3912] <... clone resumed>, parent_tid=[21], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 21 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3913] <... set_robust_list resumed>) = 0 [pid 3912] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... set_robust_list resumed>) = 0 [pid 3913] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3912] <... futex resumed>) = 0 [pid 3913] <... openat resumed>) = 3 [pid 3912] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3913] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3913] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [ 93.306451][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.315125][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.315686][ T3644] usb 3-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 93.341289][ T3644] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [pid 3911] chdir("./7" [pid 3874] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./7/binderfs" [pid 3913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3911] <... chdir resumed>) = 0 [pid 3874] <... futex resumed>) = 1 [pid 3873] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3913] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3874] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3873] <... futex resumed>) = 0 [pid 3615] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3911] <... prctl resumed>) = 0 [pid 3874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3873] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3911] setpgid(0, 0 [pid 3874] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3911] <... setpgid resumed>) = 0 [pid 3874] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3615] lstat("./7/cgroup", [pid 3911] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3874] <... ioctl resumed>, 0) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3874] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... symlink resumed>) = 0 [pid 3874] <... futex resumed>) = 1 [pid 3873] <... futex resumed>) = 0 [pid 3615] unlink("./7/cgroup" [pid 3911] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3874] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] close(3 [pid 3911] <... symlink resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3911] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3615] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3911] <... symlink resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 93.364375][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 93.376348][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.404747][ T3644] usb 3-1: config 0 descriptor?? [pid 3911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3873] <... close resumed>) = 0 [pid 3872] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] lstat("./7/cgroup.net", [pid 3873] close(4 [pid 3872] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 3871] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... openat resumed>) = 3 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3872] <... ioctl resumed>, 0) = 0 [pid 3871] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3911] write(3, "1000", 4 [pid 3873] close(5 [pid 3872] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 3871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] unlink("./7/cgroup.net" [pid 3911] <... write resumed>) = 4 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3872] <... ioctl resumed>, 0) = 0 [pid 3871] <... mmap resumed>) = 0x7fa9c9804000 [pid 3911] close(3 [pid 3873] close(6 [pid 3872] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 3871] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... unlink resumed>) = 0 [pid 3911] <... close resumed>) = 0 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3872] <... ioctl resumed>, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3871] <... mprotect resumed>) = 0 [pid 3873] close(7 [pid 3872] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3871] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3873] close(8 [pid 3871] <... clone resumed>, parent_tid=[22], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 22 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3871] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3873] close(9 [pid 3871] <... futex resumed>) = 0 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3871] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3873] close(10) = -1 EBADF (Bad file descriptor) [pid 3873] close(11) = -1 EBADF (Bad file descriptor) [pid 3873] close(12) = -1 EBADF (Bad file descriptor) [pid 3873] close(13) = -1 EBADF (Bad file descriptor) [pid 3873] close(14) = -1 EBADF (Bad file descriptor) [pid 3873] close(15) = -1 EBADF (Bad file descriptor) [ 93.425240][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.442312][ T3647] usb 6-1: string descriptor 0 read error: -71 [ 93.443360][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 93.454056][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.462121][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3873] close(16./strace-static-x86_64: Process 3914 attached ) = -1 EBADF (Bad file descriptor) [pid 3911] read(200, [pid 3872] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3615] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3873] close(17) = -1 EBADF (Bad file descriptor) [pid 3873] close(18) = -1 EBADF (Bad file descriptor) [pid 3873] close(19) = -1 EBADF (Bad file descriptor) [pid 3873] close(20) = -1 EBADF (Bad file descriptor) [pid 3873] close(21) = -1 EBADF (Bad file descriptor) [pid 3873] close(22) = -1 EBADF (Bad file descriptor) [pid 3873] close(23 [pid 3914] set_robust_list(0x7fa9c98249e0, 24 [pid 3911] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3914] <... set_robust_list resumed>) = 0 [pid 3911] symlink("/dev/binderfs", "./binderfs" [pid 3873] close(24 [pid 3615] lstat("./7/cgroup.cpu", [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3914] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3911] <... symlink resumed>) = 0 [pid 3873] close(25 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3873] close(26 [pid 3914] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3911] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./7/cgroup.cpu" [pid 3873] close(27 [pid 3914] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = 0 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3914] <... futex resumed>) = 1 [pid 3911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3873] close(28 [pid 3871] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3914] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3911] <... mmap resumed>) = 0x7fa9c9825000 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3873] close(29 [pid 3615] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3911] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3873] exit_group(0) = ? [ 93.469121][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.475591][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 93.484248][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3911] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3874] <... futex resumed>) = ? [pid 3615] <... close resumed>) = 0 ./strace-static-x86_64: Process 3916 attached [pid 3916] set_robust_list(0x7fa9c98459e0, 24 [pid 3911] <... clone resumed>, parent_tid=[21], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 21 [pid 3874] +++ exited with 0 +++ [pid 3873] +++ exited with 0 +++ [pid 3615] rmdir("./7" [pid 3916] <... set_robust_list resumed>) = 0 [pid 3911] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 3911] <... futex resumed>) = 0 [pid 3916] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3911] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] mkdir("./8", 0777 [pid 3612] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3916] <... openat resumed>) = 3 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3916] ioctl(3, USB_RAW_IOCTL_INIT [pid 3615] <... mkdir resumed>) = 0 [pid 3916] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3612] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3916] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3917 attached [pid 3916] <... ioctl resumed>, 0) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 22 [pid 3917] set_robust_list(0x5555566ee5e0, 24 [pid 3916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3612] fstat(3, [pid 3916] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3917] <... set_robust_list resumed>) = 0 [pid 3916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3917] chdir("./8" [pid 3612] getdents64(3, [pid 3917] <... chdir resumed>) = 0 [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL [ 93.515949][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.542306][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.549220][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.552345][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3612] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3917] <... prctl resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3917] setpgid(0, 0 [pid 3612] lstat("./7/binderfs", [pid 3917] <... setpgid resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3917] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3612] unlink("./7/binderfs") = 0 [pid 3917] <... symlink resumed>) = 0 [pid 3612] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3917] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./7/cgroup", [pid 3917] <... symlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3917] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3612] unlink("./7/cgroup" [pid 3917] <... symlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3917] <... openat resumed>) = 3 [ 93.572396][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.579043][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.582179][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.594563][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.601640][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.604528][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3917] write(3, "1000", 4) = 4 [pid 3612] lstat("./7/cgroup.net", [pid 3917] close(3 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3917] <... close resumed>) = 0 [pid 3612] unlink("./7/cgroup.net" [pid 3917] read(200, [pid 3612] <... unlink resumed>) = 0 [pid 3917] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3612] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3917] symlink("/dev/binderfs", "./binderfs" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3917] <... symlink resumed>) = 0 [pid 3612] lstat("./7/cgroup.cpu", [pid 3917] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3612] unlink("./7/cgroup.cpu" [pid 3917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3872] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3917] <... mmap resumed>) = 0x7fa9c9825000 [pid 3612] getdents64(3, [pid 3872] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3917] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3871] close(3 [pid 3917] <... mprotect resumed>) = 0 [pid 3612] close(3 [pid 3871] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3871] close(4 [pid 3917] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./7" [pid 3871] close(5./strace-static-x86_64: Process 3919 attached [pid 3919] set_robust_list(0x7fa9c98459e0, 24) = 0 [ 93.632402][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.638410][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.643214][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 93.661710][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 93.665002][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3919] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] <... clone resumed>, parent_tid=[23], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 23 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 3917] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] close(6 [pid 3917] <... futex resumed>) = 1 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./8", 0777 [pid 3919] <... futex resumed>) = 0 [pid 3919] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3919] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3871] close(7 [pid 3612] <... mkdir resumed>) = 0 [ 93.696871][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.710559][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 93.717949][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 93.724849][ T3644] usb 3-1: string descriptor 0 read error: -71 [ 93.732531][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.739172][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3917] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3871] close(8 [pid 3919] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH./strace-static-x86_64: Process 3920 attached [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 20 [pid 3920] set_robust_list(0x5555566ee5e0, 24 [pid 3871] close(9) = -1 EBADF (Bad file descriptor) [pid 3871] close(10) = -1 EBADF (Bad file descriptor) [pid 3871] close(11) = -1 EBADF (Bad file descriptor) [pid 3871] close(12) = -1 EBADF (Bad file descriptor) [pid 3871] close(13) = -1 EBADF (Bad file descriptor) [pid 3871] close(14) = -1 EBADF (Bad file descriptor) [pid 3871] close(15) = -1 EBADF (Bad file descriptor) [pid 3871] close(16) = -1 EBADF (Bad file descriptor) [pid 3871] close(17) = -1 EBADF (Bad file descriptor) [pid 3871] close(18) = -1 EBADF (Bad file descriptor) [pid 3871] close(19) = -1 EBADF (Bad file descriptor) [pid 3920] <... set_robust_list resumed>) = 0 [pid 3871] close(20) = -1 EBADF (Bad file descriptor) [pid 3920] chdir("./8" [pid 3871] close(21 [pid 3920] <... chdir resumed>) = 0 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3871] close(22 [pid 3920] <... prctl resumed>) = 0 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] setpgid(0, 0 [pid 3871] close(23 [pid 3920] <... setpgid resumed>) = 0 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3871] close(24) = -1 EBADF (Bad file descriptor) [pid 3871] close(25) = -1 EBADF (Bad file descriptor) [pid 3871] close(26 [pid 3920] <... symlink resumed>) = 0 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3871] close(27 [pid 3920] <... symlink resumed>) = 0 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3871] close(28 [pid 3920] <... symlink resumed>) = 0 [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 93.743573][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.751246][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.766156][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 93.779184][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.780598][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3871] close(29 [pid 3920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3871] exit_group(0 [pid 3914] <... futex resumed>) = ? [pid 3872] <... futex resumed>) = ? [pid 3871] <... exit_group resumed>) = ? [pid 3920] <... openat resumed>) = 3 [pid 3914] +++ exited with 0 +++ [pid 3872] +++ exited with 0 +++ [pid 3871] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, [pid 3920] write(3, "1000", 4 [pid 3613] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./8/binderfs") = 0 [pid 3613] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./8/cgroup", [pid 3920] <... write resumed>) = 4 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3920] close(3 [pid 3613] unlink("./8/cgroup") = 0 [pid 3613] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 93.795045][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.801681][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.807478][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.809511][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.829309][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 93.836637][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3613] lstat("./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./8/cgroup.net") = 0 [pid 3613] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./8/cgroup.cpu" [pid 3920] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3920] read(200, [pid 3613] getdents64(3, [pid 3920] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3920] symlink("/dev/binderfs", "./binderfs" [pid 3613] close(3 [pid 3920] <... symlink resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3920] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] rmdir("./8") = 0 [pid 3613] mkdir("./9", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3923 attached [pid 3923] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 23 [pid 3923] <... set_robust_list resumed>) = 0 [pid 3923] chdir("./9" [pid 3920] <... futex resumed>) = 0 [pid 3923] <... chdir resumed>) = 0 [pid 3920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3923] setpgid(0, 0 [pid 3920] <... mmap resumed>) = 0x7fa9c9825000 [pid 3923] <... setpgid resumed>) = 0 [pid 3920] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [ 93.844656][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.855039][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.865855][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 93.873258][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3923] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3920] <... mprotect resumed>) = 0 [pid 3923] <... symlink resumed>) = 0 [pid 3923] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3920] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3924 attached [pid 3923] <... symlink resumed>) = 0 [pid 3924] set_robust_list(0x7fa9c98459e0, 24 [pid 3923] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3920] <... clone resumed>, parent_tid=[21], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 21 [pid 3924] <... set_robust_list resumed>) = 0 [pid 3923] <... symlink resumed>) = 0 [pid 3920] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3924] <... openat resumed>) = 3 [pid 3923] write(3, "1000", 4 [pid 3920] <... futex resumed>) = 0 [pid 3923] <... write resumed>) = 4 [pid 3923] close(3) = 0 [pid 3923] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3923] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3923] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3923] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3923] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3923] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3925 attached [pid 3925] set_robust_list(0x7fa9c98459e0, 24 [pid 3923] <... clone resumed>, parent_tid=[24], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 24 [pid 3925] <... set_robust_list resumed>) = 0 [pid 3923] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3923] <... futex resumed>) = 0 [pid 3925] <... openat resumed>) = 3 [pid 3923] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3925] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3925] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3924] ioctl(3, USB_RAW_IOCTL_INIT [pid 3920] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3924] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3924] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3924] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 93.890714][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.906680][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 93.913109][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 93.920728][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 93.928120][ T6] usb 5-1: USB disconnect, device number 8 [ 93.971579][ T3649] usb 4-1: USB disconnect, device number 8 [ 93.985478][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 93.990756][ T144] usb 1-1: USB disconnect, device number 9 [ 94.015789][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 94.042796][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 94.059788][ T3647] usb 6-1: USB disconnect, device number 9 [ 94.072409][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 94.079076][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 94.115454][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 94.132370][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 94.139037][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 94.196039][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 94.215871][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 94.243332][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 94.255682][ T3644] usb 3-1: USB disconnect, device number 10 [pid 3924] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3894] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [ 94.592051][ T26] usb 2-1: new high-speed USB device number 9 using dummy_hcd [pid 3894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3919] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3919] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [ 94.702405][ T144] usb 1-1: new high-speed USB device number 10 using dummy_hcd [pid 3919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3913] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3913] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [ 94.772130][ T6] usb 5-1: new high-speed USB device number 9 using dummy_hcd [ 94.812186][ T3644] usb 3-1: new high-speed USB device number 11 using dummy_hcd [pid 3913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3925] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3924] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3924] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3925] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3916] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3894] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3916] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3925] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3924] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3924] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3916] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3894] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 94.819954][ T3647] usb 6-1: new high-speed USB device number 10 using dummy_hcd [ 94.832541][ T3649] usb 4-1: new high-speed USB device number 9 using dummy_hcd [pid 3894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [pid 3894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [pid 3894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3919] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 94.952138][ T26] usb 2-1: config 0 has an invalid interface number: 102 but max is 2 [ 94.960891][ T26] usb 2-1: config 0 has an invalid interface number: 48 but max is 2 [ 94.969558][ T26] usb 2-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 94.978602][ T26] usb 2-1: config 0 has an invalid interface number: 214 but max is 2 [ 94.987257][ T26] usb 2-1: config 0 has no interface number 0 [ 94.994037][ T26] usb 2-1: config 0 has no interface number 1 [pid 3919] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3919] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [ 95.000240][ T26] usb 2-1: config 0 has no interface number 2 [ 95.006846][ T26] usb 2-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 95.018117][ T26] usb 2-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 95.029987][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 95.041613][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [pid 3919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3913] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3919] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3913] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3891] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3925] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3924] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3919] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3913] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3891] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3925] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3891] <... mprotect resumed>) = 0 [ 95.053007][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 95.064478][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 95.075960][ T26] usb 2-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 95.082208][ T144] usb 1-1: config 0 has an invalid interface number: 102 but max is 2 [pid 3891] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3937 attached [pid 3925] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3924] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3891] <... clone resumed>, parent_tid=[21], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 21 [pid 3925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3891] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3937] set_robust_list(0x7fa9c98249e0, 24 [pid 3913] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3913] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3937] <... set_robust_list resumed>) = 0 [pid 3925] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3924] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3916] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3913] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3925] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3937] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3924] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3916] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3925] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [ 95.087157][ T26] usb 2-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 95.105448][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 95.116712][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 95.125974][ T144] usb 1-1: config 0 has an invalid interface number: 48 but max is 2 [ 95.128205][ T26] usb 2-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [pid 3937] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3924] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3913] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3937] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3924] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3913] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3937] <... futex resumed>) = 1 [pid 3925] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3891] <... futex resumed>) = 0 [pid 3937] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3916] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3913] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [ 95.147664][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 95.151524][ T144] usb 1-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 95.159182][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 95.179750][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 95.182351][ T6] usb 5-1: config 0 has an invalid interface number: 102 but max is 2 [pid 3913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3925] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3924] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3924] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3916] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3924] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 95.191437][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 95.210615][ T3644] usb 3-1: config 0 has an invalid interface number: 102 but max is 2 [ 95.219438][ T3644] usb 3-1: config 0 has an invalid interface number: 48 but max is 2 [ 95.228319][ T3644] usb 3-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 95.231852][ T144] usb 1-1: config 0 has an invalid interface number: 214 but max is 2 [pid 3916] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3924] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3916] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3924] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 95.237880][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 95.253205][ T6] usb 5-1: config 0 has an invalid interface number: 48 but max is 2 [ 95.256932][ T3647] usb 6-1: config 0 has an invalid interface number: 102 but max is 2 [ 95.273561][ T3644] usb 3-1: config 0 has an invalid interface number: 214 but max is 2 [ 95.282504][ T3644] usb 3-1: config 0 has no interface number 0 [ 95.288940][ T3644] usb 3-1: config 0 has no interface number 1 [ 95.295673][ T3647] usb 6-1: config 0 has an invalid interface number: 48 but max is 2 [pid 3916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 95.304165][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 95.306815][ T6] usb 5-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 95.315449][ T3644] usb 3-1: config 0 has no interface number 2 [ 95.330154][ T3647] usb 6-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 95.331220][ T144] usb 1-1: config 0 has no interface number 0 [pid 3916] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [ 95.339536][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 95.357223][ T3644] usb 3-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 95.362168][ T3649] usb 4-1: config 0 has an invalid interface number: 102 but max is 2 [ 95.368621][ T3647] usb 6-1: config 0 has an invalid interface number: 214 but max is 2 [ 95.385110][ T3644] usb 3-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 95.397139][ T26] usb 2-1: config 0 interface 102 has no altsetting 0 [ 95.405935][ T3647] usb 6-1: config 0 has no interface number 0 [ 95.412607][ T26] usb 2-1: config 0 interface 48 has no altsetting 0 [ 95.415951][ T3649] usb 4-1: config 0 has an invalid interface number: 48 but max is 2 [ 95.419486][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 95.428670][ T144] usb 1-1: config 0 has no interface number 1 [ 95.439570][ T26] usb 2-1: config 0 interface 214 has no altsetting 0 [ 95.450776][ T6] usb 5-1: config 0 has an invalid interface number: 214 but max is 2 [ 95.452563][ T3647] usb 6-1: config 0 has no interface number 1 [ 95.466969][ T26] usb 2-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 95.476780][ T3647] usb 6-1: config 0 has no interface number 2 [ 95.484026][ T26] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 95.487971][ T3649] usb 4-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 95.492719][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 95.501515][ T6] usb 5-1: config 0 has no interface number 0 [ 95.512704][ T3647] usb 6-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 95.523602][ T3649] usb 4-1: config 0 has an invalid interface number: 214 but max is 2 [ 95.532143][ T26] usb 2-1: config 0 descriptor?? [ 95.540511][ T144] usb 1-1: config 0 has no interface number 2 [pid 3916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3894] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3894] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3894] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3894] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3894] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 95.542947][ T3647] usb 6-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 95.552480][ T144] usb 1-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 95.560277][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 95.583938][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 95.587895][ T6] usb 5-1: config 0 has no interface number 1 [ 95.595951][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 95.613785][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 95.625684][ T3647] usb 6-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 95.637470][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 95.637589][ T3649] usb 4-1: config 0 has no interface number 0 [ 95.648653][ T3647] usb 6-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 95.661036][ T6] usb 5-1: config 0 has no interface number 2 [ 95.666972][ T3644] usb 3-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 95.671730][ T6] usb 5-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 95.696206][ T144] usb 1-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 95.710326][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 95.714567][ T3649] usb 4-1: config 0 has no interface number 1 [ 95.723696][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 95.738518][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 95.752644][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 95.757193][ T6] usb 5-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 95.765032][ T3647] usb 6-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 95.775073][ T3649] usb 4-1: config 0 has no interface number 2 [ 95.786968][ T3644] usb 3-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [pid 3894] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 95.791482][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 95.804284][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 95.822402][ T3649] usb 4-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 95.826086][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 95.842822][ T6] usb 5-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [pid 3891] close(3 [pid 3894] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3891] <... close resumed>) = 0 [ 95.847653][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 95.867522][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 95.867554][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 95.867639][ T144] usb 1-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [pid 3891] close(4) = -1 EBADF (Bad file descriptor) [pid 3891] close(5) = -1 EBADF (Bad file descriptor) [ 95.894226][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 95.900989][ T3649] usb 4-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 95.919837][ T26] usb 2-1: string descriptor 0 read error: -71 [ 95.929723][ T6] usb 5-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 95.936139][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3891] close(6) = -1 EBADF (Bad file descriptor) [pid 3891] close(7) = -1 EBADF (Bad file descriptor) [ 95.950565][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 95.950860][ T6] usb 5-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 95.963414][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 95.980613][ T3649] usb 4-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 95.985418][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [pid 3891] close(8) = -1 EBADF (Bad file descriptor) [ 95.998114][ T144] usb 1-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 96.005352][ T3647] usb 6-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 96.020183][ T3649] usb 4-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 96.026615][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.038080][ T6] usb 5-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [pid 3891] close(9) = -1 EBADF (Bad file descriptor) [pid 3891] close(10) = -1 EBADF (Bad file descriptor) [ 96.048390][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 96.067515][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 96.073874][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 96.080186][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [pid 3891] close(11) = -1 EBADF (Bad file descriptor) [pid 3891] close(12) = -1 EBADF (Bad file descriptor) [ 96.099955][ T3649] usb 4-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 96.101625][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 96.119463][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.120396][ T3649] usb 4-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 96.130781][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3891] close(13) = -1 EBADF (Bad file descriptor) [ 96.150371][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 96.151032][ T6] usb 5-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 96.161654][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 96.173391][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 96.183169][ T3644] usb 3-1: config 0 interface 102 has no altsetting 0 [pid 3891] close(14) = -1 EBADF (Bad file descriptor) [pid 3891] close(15) = -1 EBADF (Bad file descriptor) [pid 3891] close(16) = -1 EBADF (Bad file descriptor) [pid 3891] close(17) = -1 EBADF (Bad file descriptor) [pid 3891] close(18) = -1 EBADF (Bad file descriptor) [pid 3891] close(19) = -1 EBADF (Bad file descriptor) [pid 3891] close(20) = -1 EBADF (Bad file descriptor) [pid 3891] close(21) = -1 EBADF (Bad file descriptor) [pid 3891] close(22) = -1 EBADF (Bad file descriptor) [pid 3891] close(23) = -1 EBADF (Bad file descriptor) [pid 3891] close(24) = -1 EBADF (Bad file descriptor) [pid 3891] close(25) = -1 EBADF (Bad file descriptor) [pid 3891] close(26) = -1 EBADF (Bad file descriptor) [pid 3891] close(27) = -1 EBADF (Bad file descriptor) [pid 3891] close(28) = -1 EBADF (Bad file descriptor) [pid 3891] close(29) = -1 EBADF (Bad file descriptor) [pid 3891] exit_group(0 [pid 3937] <... futex resumed>) = ? [pid 3891] <... exit_group resumed>) = ? [pid 3937] +++ exited with 0 +++ [pid 3894] <... futex resumed>) = ? [pid 3894] +++ exited with 0 +++ [pid 3891] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./7/binderfs") = 0 [pid 3611] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./7/cgroup") = 0 [pid 3611] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [ 96.195268][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 96.212685][ T6] usb 5-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 96.225916][ T144] usb 1-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 96.230958][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 96.238463][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [pid 3611] unlink("./7/cgroup.net") = 0 [pid 3611] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./7/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./7") = 0 [pid 3611] mkdir("./8", 0777) = 0 [ 96.255660][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 96.258545][ T3644] usb 3-1: config 0 interface 48 has no altsetting 0 [ 96.267139][ T3649] usb 4-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 96.275464][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 96.284639][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3938 attached [pid 3938] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 22 [pid 3938] <... set_robust_list resumed>) = 0 [pid 3938] chdir("./8") = 0 [pid 3938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3938] setpgid(0, 0) = 0 [pid 3938] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 3938] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 3938] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 3938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3938] write(3, "1000", 4) = 4 [pid 3938] close(3) = 0 [pid 3938] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3938] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3938] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3938] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3939 attached [pid 3939] set_robust_list(0x7fa9c98459e0, 24 [pid 3938] <... clone resumed>, parent_tid=[23], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 23 [pid 3939] <... set_robust_list resumed>) = 0 [pid 3938] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3938] <... futex resumed>) = 0 [pid 3939] <... openat resumed>) = 3 [pid 3938] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3939] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3939] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 96.307077][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 96.322996][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 96.338614][ T6] usb 5-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 96.347087][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3939] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3912] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3912] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [ 96.351266][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 96.357773][ T3644] usb 3-1: config 0 interface 214 has no altsetting 0 [ 96.368486][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 96.383031][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.386062][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [pid 3912] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3940 attached [pid 3940] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 3940] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] <... clone resumed>, parent_tid=[22], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 22 [ 96.410231][ T3649] usb 4-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 96.421358][ T3644] usb 3-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 96.425594][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 96.446093][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [pid 3912] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3912] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3940] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3940] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3940] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 96.453433][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 96.457425][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 96.469208][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 96.486871][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.498967][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 96.510356][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 96.521815][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.533502][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 96.534752][ T3644] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 96.544825][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [pid 3911] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3911] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3911] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3911] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3911] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[22], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 22 [pid 3911] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3911] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 3941 attached [pid 3941] set_robust_list(0x7fa9c98249e0, 24) = 0 [ 96.553112][ T3647] usb 6-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 96.563781][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 96.584113][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 96.586076][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [pid 3941] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3941] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3911] <... futex resumed>) = 0 [ 96.605828][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 96.612563][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 96.618129][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.637750][ T144] usb 1-1: config 0 interface 102 has no altsetting 0 [ 96.645426][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.655559][ T3644] usb 3-1: config 0 descriptor?? [pid 3941] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3925] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3925] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3925] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [ 96.656808][ T144] usb 1-1: config 0 interface 48 has no altsetting 0 [ 96.667058][ T3647] usb 6-1: config 0 interface 102 has no altsetting 0 [ 96.668563][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 96.688023][ T6] usb 5-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 96.699315][ T144] usb 1-1: config 0 interface 214 has no altsetting 0 [ 96.700154][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3925] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [pid 3917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3917] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3917] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3917] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[24], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 24 [pid 3917] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3917] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 3942 attached [ 96.706792][ T144] usb 1-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 96.723856][ T6] usb 5-1: config 0 interface 102 has no altsetting 0 [ 96.727723][ T3647] usb 6-1: config 0 interface 48 has no altsetting 0 [ 96.730838][ T6] usb 5-1: config 0 interface 48 has no altsetting 0 [ 96.745243][ T3649] usb 4-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 96.756544][ T144] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [pid 3942] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 3942] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [ 96.767063][ T6] usb 5-1: config 0 interface 214 has no altsetting 0 [ 96.775965][ T3649] usb 4-1: config 0 interface 102 has no altsetting 0 [ 96.781263][ T3647] usb 6-1: config 0 interface 214 has no altsetting 0 [ 96.783899][ T6] usb 5-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 96.799578][ T3647] usb 6-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 96.801519][ T3649] usb 4-1: config 0 interface 48 has no altsetting 0 [pid 3942] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3917] <... futex resumed>) = 0 [pid 3942] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3919] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [ 96.810164][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 96.816527][ T144] usb 1-1: config 0 descriptor?? [ 96.829070][ T3649] usb 4-1: config 0 interface 214 has no altsetting 0 [ 96.837058][ T6] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 96.847486][ T3649] usb 4-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 96.849924][ T3647] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [pid 3919] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3919] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3919] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [pid 3913] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3913] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3913] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3913] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3913] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3916] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 96.858435][ T3649] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 96.874003][ T6] usb 5-1: config 0 descriptor?? [ 96.882212][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 96.893571][ T3649] usb 4-1: config 0 descriptor?? [ 96.895705][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3916] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3916] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3916] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3916] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3925] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3923] <... futex resumed>) = 0 [pid 3925] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3923] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3923] <... futex resumed>) = 0 [pid 3925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3923] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3925] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3925] ioctl(3, USB_RAW_IOCTL_EP0_STALL [pid 3916] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3913] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3925] <... ioctl resumed>, 0) = 0 [pid 3924] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3925] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [ 96.920801][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 96.929022][ T3647] usb 6-1: config 0 descriptor?? [pid 3924] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 3923] <... futex resumed>) = 0 [pid 3925] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3923] close(3 [pid 3924] <... ioctl resumed>, 0) = 0 [pid 3923] <... close resumed>) = 0 [pid 3924] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 3923] close(4 [pid 3924] <... ioctl resumed>, 0) = 0 [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3924] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 3923] close(5 [pid 3924] <... ioctl resumed>, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3924] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 3923] close(6 [pid 3920] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] close(7 [pid 3920] <... futex resumed>) = 0 [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3923] close(8) = -1 EBADF (Bad file descriptor) [pid 3923] close(9) = -1 EBADF (Bad file descriptor) [pid 3924] <... ioctl resumed>, 0x7fa9c98432b0) = 0 [pid 3923] close(10 [pid 3920] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... mmap resumed>) = 0x7fa9c9804000 [pid 3923] close(11 [ 96.971140][ T26] usb 2-1: USB disconnect, device number 9 [ 96.992209][ T3644] usb 3-1: string descriptor 0 read error: -71 [ 97.007972][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3920] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... mprotect resumed>) = 0 [pid 3923] close(12) = -1 EBADF (Bad file descriptor) [pid 3923] close(13) = -1 EBADF (Bad file descriptor) [pid 3923] close(14) = -1 EBADF (Bad file descriptor) [pid 3923] close(15 [pid 3920] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3943 attached [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3943] set_robust_list(0x7fa9c98249e0, 24 [pid 3923] close(16 [pid 3920] <... clone resumed>, parent_tid=[22], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 22 [pid 3943] <... set_robust_list resumed>) = 0 [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3923] close(17 [pid 3920] <... futex resumed>) = 0 [pid 3943] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3943] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] close(18 [pid 3920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... futex resumed>) = 0 [pid 3923] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3943] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3923] close(19) = -1 EBADF (Bad file descriptor) [pid 3923] close(20) = -1 EBADF (Bad file descriptor) [pid 3923] close(21) = -1 EBADF (Bad file descriptor) [pid 3923] close(22) = -1 EBADF (Bad file descriptor) [pid 3923] close(23) = -1 EBADF (Bad file descriptor) [pid 3923] close(24) = -1 EBADF (Bad file descriptor) [pid 3923] close(25) = -1 EBADF (Bad file descriptor) [pid 3923] close(26) = -1 EBADF (Bad file descriptor) [pid 3923] close(27) = -1 EBADF (Bad file descriptor) [pid 3923] close(28) = -1 EBADF (Bad file descriptor) [pid 3923] close(29) = -1 EBADF (Bad file descriptor) [pid 3923] exit_group(0 [pid 3925] <... futex resumed>) = ? [pid 3923] <... exit_group resumed>) = ? [pid 3925] +++ exited with 0 +++ [pid 3923] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 97.023206][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3613] unlink("./9/binderfs") = 0 [pid 3613] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./9/cgroup") = 0 [pid 3613] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./9/cgroup.net") = 0 [pid 3613] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./9/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./9") = 0 [pid 3613] mkdir("./10", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3944 attached [pid 3944] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 25 [pid 3944] <... set_robust_list resumed>) = 0 [pid 3944] chdir("./10") = 0 [pid 3944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3944] setpgid(0, 0) = 0 [pid 3944] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 3944] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 3944] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 3944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3944] write(3, "1000", 4) = 4 [pid 3944] close(3) = 0 [pid 3944] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3944] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3944] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3944] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3945 attached [pid 3945] set_robust_list(0x7fa9c98459e0, 24 [pid 3944] <... clone resumed>, parent_tid=[26], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 26 [pid 3945] <... set_robust_list resumed>) = 0 [ 97.072253][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.084818][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.105482][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3944] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3944] <... futex resumed>) = 0 [pid 3919] <... futex resumed>) = 0 [pid 3917] close(3 [pid 3945] <... openat resumed>) = 3 [pid 3944] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3919] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] <... close resumed>) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_INIT [pid 3917] close(4 [pid 3945] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3945] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3917] close(5 [pid 3945] <... ioctl resumed>, 0) = 0 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3945] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 97.127301][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.135384][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3917] close(6 [pid 3916] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] close(3 [pid 3911] close(3 [pid 3945] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = 0 [pid 3911] <... close resumed>) = 0 [pid 3916] <... futex resumed>) = 0 [pid 3913] <... futex resumed>) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3917] close(7 [pid 3912] close(4 [pid 3911] close(4 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3913] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(8 [pid 3912] close(5 [pid 3911] close(5 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(9 [pid 3912] close(6 [pid 3911] close(6 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(7 [pid 3911] close(7 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(8 [pid 3911] close(8 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3924] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [ 97.172515][ T144] usb 1-1: string descriptor 0 read error: -71 [ 97.179961][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.189255][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 97.192472][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.212296][ T3649] usb 4-1: string descriptor 0 read error: -71 [pid 3912] close(9 [pid 3911] close(9 [pid 3924] <... futex resumed>) = 0 [pid 3920] close(3 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3924] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3920] <... close resumed>) = 0 [pid 3912] close(10 [pid 3911] close(10 [pid 3920] close(4 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(11 [pid 3911] close(11 [pid 3920] close(5 [pid 3917] close(10 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(12 [pid 3911] close(12 [pid 3920] close(6 [pid 3917] close(11 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(13 [pid 3911] close(13 [pid 3920] close(7 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(14 [pid 3911] close(14 [pid 3920] close(8 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(15 [pid 3911] close(15 [pid 3920] close(9 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(12 [pid 3912] close(16 [pid 3911] close(16 [pid 3920] close(10 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(13 [pid 3912] close(17 [pid 3911] close(17 [ 97.218615][ T6] usb 5-1: string descriptor 0 read error: -71 [ 97.230145][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.236691][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.249625][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.252366][ T3647] usb 6-1: string descriptor 0 read error: -71 [ 97.262660][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3920] close(11 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(14 [pid 3912] close(18 [pid 3911] close(18 [pid 3920] close(12 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(15 [pid 3912] close(19 [pid 3911] close(19 [pid 3920] close(13 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(16 [pid 3912] close(20 [pid 3911] close(20 [pid 3920] close(14 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(17 [pid 3912] close(21 [pid 3911] close(21 [pid 3920] close(15 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(18 [pid 3912] close(22 [pid 3911] close(22 [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(19) = -1 EBADF (Bad file descriptor) [pid 3917] close(20) = -1 EBADF (Bad file descriptor) [pid 3917] close(21) = -1 EBADF (Bad file descriptor) [pid 3917] close(22) = -1 EBADF (Bad file descriptor) [pid 3920] close(16 [pid 3917] close(23 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] close(24) = -1 EBADF (Bad file descriptor) [pid 3917] close(25) = -1 EBADF (Bad file descriptor) [pid 3917] close(26) = -1 EBADF (Bad file descriptor) [pid 3917] close(27) = -1 EBADF (Bad file descriptor) [pid 3917] close(28) = -1 EBADF (Bad file descriptor) [pid 3917] close(29) = -1 EBADF (Bad file descriptor) [pid 3917] exit_group(0 [pid 3942] <... futex resumed>) = ? [pid 3919] <... futex resumed>) = ? [pid 3917] <... exit_group resumed>) = ? [pid 3942] +++ exited with 0 +++ [pid 3919] +++ exited with 0 +++ [pid 3917] +++ exited with 0 +++ [pid 3912] close(23 [ 97.278791][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 97.278800][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.283754][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.313055][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.320040][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 6 endpoints [pid 3911] close(23 [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [ 97.332554][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.338352][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 97.339205][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.353603][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.360222][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.367822][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.373047][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3920] close(17 [pid 3911] close(24 [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] close(18 [pid 3911] close(25 [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(24 [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] close(19 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] close(26 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(25 [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 97.375988][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.390072][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.390938][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.405434][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.407031][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.420665][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3920] close(20 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] close(27 [pid 3615] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(26 [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3911] close(28 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] close(21 [pid 3912] close(27 [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3920] close(22 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] close(29 [pid 3912] close(28 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3920] close(23 [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] close(29 [pid 3911] exit_group(0 [pid 3615] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3941] <... futex resumed>) = ? [pid 3920] close(24 [pid 3916] <... futex resumed>) = ? [pid 3912] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] <... exit_group resumed>) = ? [pid 3615] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3941] +++ exited with 0 +++ [pid 3916] +++ exited with 0 +++ [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3912] exit_group(0 [pid 3911] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3940] <... futex resumed>) = ? [pid 3920] close(25 [pid 3913] <... futex resumed>) = ? [pid 3912] <... exit_group resumed>) = ? [pid 3615] lstat("./8/binderfs", [pid 3940] +++ exited with 0 +++ [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] +++ exited with 0 +++ [pid 3920] close(26 [pid 3912] +++ exited with 0 +++ [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [ 97.421464][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.436366][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.451663][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.459278][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.462116][ T26] usb 2-1: new high-speed USB device number 10 using dummy_hcd [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./8/binderfs" [pid 3610] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] close(27 [pid 3615] <... unlink resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] close(28 [pid 3615] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3920] close(29 [pid 3615] lstat("./8/cgroup", [pid 3614] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... openat resumed>) = 3 [pid 3939] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3610] fstat(3, [pid 3920] exit_group(0 [pid 3615] unlink("./8/cgroup" [pid 3614] fstat(3, [pid 3943] <... futex resumed>) = ? [pid 3924] <... futex resumed>) = ? [pid 3920] <... exit_group resumed>) = ? [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, [pid 3924] +++ exited with 0 +++ [pid 3943] +++ exited with 0 +++ [pid 3939] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3614] getdents64(3, [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3939] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] +++ exited with 0 +++ [pid 3615] lstat("./8/cgroup.net", [pid 3614] lstat("./7/binderfs", [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] lstat("./7/binderfs", [pid 3615] unlink("./8/cgroup.net" [pid 3614] unlink("./7/binderfs" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 97.491814][ T3644] usb 3-1: USB disconnect, device number 11 [ 97.495859][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.515962][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.519414][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 97.524696][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] unlink("./7/binderfs" [pid 3615] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3615] lstat("./8/cgroup.cpu", [pid 3614] lstat("./7/cgroup", [pid 3612] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./8/cgroup.cpu" [pid 3612] <... openat resumed>) = 3 [pid 3614] unlink("./7/cgroup" [pid 3610] lstat("./7/cgroup", [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] fstat(3, [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] getdents64(3, [pid 3614] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] getdents64(3, [pid 3610] unlink("./7/cgroup" [pid 3615] close(3 [pid 3614] lstat("./7/cgroup.net", [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] <... unlink resumed>) = 0 [ 97.550444][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.573123][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 97.582426][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.583396][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./7/cgroup.net" [pid 3612] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... unlink resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] rmdir("./8" [pid 3614] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./8/binderfs", [pid 3610] lstat("./7/cgroup.net", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] lstat("./7/cgroup.cpu", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./8/binderfs" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./7/cgroup.net" [pid 3612] <... unlink resumed>) = 0 [pid 3614] unlink("./7/cgroup.cpu" [pid 3612] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... rmdir resumed>) = 0 [pid 3614] getdents64(3, [pid 3612] lstat("./8/cgroup", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] mkdir("./9", 0777 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] lstat("./7/cgroup.cpu", [pid 3615] <... mkdir resumed>) = 0 [pid 3614] close(3 [pid 3612] unlink("./8/cgroup" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... close resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3610] unlink("./7/cgroup.cpu"./strace-static-x86_64: Process 3947 attached [pid 3614] rmdir("./7" [ 97.589772][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.612254][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.618988][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.637638][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3612] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3947] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 25 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3612] lstat("./8/cgroup.net", [pid 3610] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3947] <... set_robust_list resumed>) = 0 [pid 3614] mkdir("./8", 0777 [pid 3612] unlink("./8/cgroup.net" [pid 3610] close(3 [pid 3947] chdir("./9" [pid 3614] <... mkdir resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3947] <... chdir resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] rmdir("./7"./strace-static-x86_64: Process 3948 attached [pid 3947] <... prctl resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... rmdir resumed>) = 0 [pid 3947] setpgid(0, 0 [pid 3612] lstat("./8/cgroup.cpu", [pid 3610] mkdir("./8", 0777 [pid 3947] <... setpgid resumed>) = 0 [pid 3948] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 23 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3948] <... set_robust_list resumed>) = 0 [pid 3947] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3612] unlink("./8/cgroup.cpu" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3948] chdir("./8" [pid 3947] <... symlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 23 [pid 3612] close(3) = 0 [pid 3612] rmdir("./8") = 0 [ 97.640370][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.662101][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.668911][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.694463][ T3647] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3612] mkdir("./9", 0777./strace-static-x86_64: Process 3949 attached [pid 3948] <... chdir resumed>) = 0 [pid 3947] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3612] <... mkdir resumed>) = 0 [pid 3949] set_robust_list(0x5555566ee5e0, 24 [pid 3948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3951 attached [pid 3949] <... set_robust_list resumed>) = 0 [pid 3948] <... prctl resumed>) = 0 [pid 3947] <... symlink resumed>) = 0 [pid 3951] set_robust_list(0x5555566ee5e0, 24 [pid 3949] chdir("./8" [pid 3948] setpgid(0, 0 [pid 3947] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 23 [pid 3951] <... set_robust_list resumed>) = 0 [pid 3948] <... setpgid resumed>) = 0 [pid 3951] chdir("./9" [pid 3949] <... chdir resumed>) = 0 [pid 3947] <... symlink resumed>) = 0 [pid 3951] <... chdir resumed>) = 0 [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3948] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3951] <... prctl resumed>) = 0 [pid 3949] <... prctl resumed>) = 0 [pid 3951] setpgid(0, 0) = 0 [pid 3949] setpgid(0, 0 [pid 3947] <... openat resumed>) = 3 [pid 3951] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3949] <... setpgid resumed>) = 0 [pid 3948] <... symlink resumed>) = 0 [pid 3947] write(3, "1000", 4 [pid 3951] <... symlink resumed>) = 0 [pid 3951] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3948] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3947] <... write resumed>) = 4 [pid 3951] <... symlink resumed>) = 0 [pid 3949] symlink("/syzcgroup/unified/syz3", "./cgroup" [ 97.701523][ T3647] usb 6-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 97.702104][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3951] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3949] <... symlink resumed>) = 0 [pid 3948] <... symlink resumed>) = 0 [pid 3947] close(3 [pid 3951] <... symlink resumed>) = 0 [pid 3949] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3948] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3947] <... close resumed>) = 0 [pid 3939] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3949] <... symlink resumed>) = 0 [pid 3948] <... symlink resumed>) = 0 [pid 3947] read(200, [pid 3939] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3951] <... openat resumed>) = 3 [pid 3949] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3947] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] write(3, "1000", 4 [pid 3939] <... ioctl resumed>, 0x7fa9c98432b0) = 18 [pid 3951] <... write resumed>) = 4 [pid 3951] close(3) = 0 [pid 3951] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3949] <... symlink resumed>) = 0 [pid 3948] <... openat resumed>) = 3 [pid 3947] symlink("/dev/binderfs", "./binderfs" [pid 3951] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3948] write(3, "1000", 4 [pid 3947] <... symlink resumed>) = 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3951] <... futex resumed>) = 0 [pid 3949] <... openat resumed>) = 3 [pid 3948] <... write resumed>) = 4 [pid 3947] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3949] write(3, "1000", 4 [pid 3948] close(3 [pid 3947] <... futex resumed>) = 0 [pid 3939] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3951] <... mmap resumed>) = 0x7fa9c9825000 [pid 3949] <... write resumed>) = 4 [pid 3948] <... close resumed>) = 0 [pid 3947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3951] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3949] close(3 [pid 3948] read(200, [pid 3947] <... mmap resumed>) = 0x7fa9c9825000 [ 97.745211][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 97.757804][ T6] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.772271][ T3647] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.776840][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.787675][ T3647] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3951] <... mprotect resumed>) = 0 [pid 3949] <... close resumed>) = 0 [pid 3948] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3947] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3951] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3952 attached [pid 3952] set_robust_list(0x7fa9c98459e0, 24 [pid 3951] <... clone resumed>, parent_tid=[24], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 24 [pid 3952] <... set_robust_list resumed>) = 0 [pid 3951] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3951] <... futex resumed>) = 0 [pid 3952] <... openat resumed>) = 3 [pid 3951] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3949] read(200, [pid 3948] symlink("/dev/binderfs", "./binderfs" [pid 3952] ioctl(3, USB_RAW_IOCTL_INIT [pid 3949] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] <... symlink resumed>) = 0 [pid 3947] <... mprotect resumed>) = 0 [pid 3939] <... ioctl resumed>, 0x7fa9c98432b0) = 9 [pid 3952] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3949] symlink("/dev/binderfs", "./binderfs" [pid 3948] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3939] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH./strace-static-x86_64: Process 3954 attached [pid 3952] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3949] <... symlink resumed>) = 0 [pid 3948] <... futex resumed>) = 0 [pid 3939] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3954] set_robust_list(0x7fa9c98459e0, 24 [pid 3952] <... ioctl resumed>, 0) = 0 [pid 3949] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 3952] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 97.813419][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.821445][ T3647] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 97.830221][ T6] usb 5-1: r8712u: USB_SPEED_HIGH with 6 endpoints [pid 3948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3954] <... set_robust_list resumed>) = 0 [pid 3952] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3948] <... mmap resumed>) = 0x7fa9c9825000 [pid 3947] <... clone resumed>, parent_tid=[26], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 26 [pid 3939] <... ioctl resumed>, 0x7fa9c98432b0) = 687 [pid 3952] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3939] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3954] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3948] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3947] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... openat resumed>) = 3 [pid 3949] <... mmap resumed>) = 0x7fa9c9825000 [pid 3948] <... mprotect resumed>) = 0 [pid 3947] <... futex resumed>) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_INIT [pid 3949] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3948] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3947] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3954] <... ioctl resumed>, 0x7fa9c98442c0) = 0 ./strace-static-x86_64: Process 3955 attached [pid 3954] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3949] <... mprotect resumed>) = 0 [pid 3955] set_robust_list(0x7fa9c98459e0, 24 [pid 3954] <... ioctl resumed>, 0) = 0 [pid 3949] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3948] <... clone resumed>, parent_tid=[24], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 24 ./strace-static-x86_64: Process 3956 attached [pid 3955] <... set_robust_list resumed>) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 97.862238][ T26] usb 2-1: config 0 has an invalid interface number: 102 but max is 2 [ 97.870452][ T3649] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.870955][ T26] usb 2-1: config 0 has an invalid interface number: 48 but max is 2 [ 97.895635][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 97.905154][ T3647] usb 6-1: USB disconnect, device number 10 [pid 3948] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] set_robust_list(0x7fa9c98459e0, 24 [pid 3955] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3954] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3949] <... clone resumed>, parent_tid=[24], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 24 [pid 3948] <... futex resumed>) = 0 [pid 3956] <... set_robust_list resumed>) = 0 [pid 3955] <... openat resumed>) = 3 [pid 3954] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3949] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3956] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3955] ioctl(3, USB_RAW_IOCTL_INIT [pid 3956] <... openat resumed>) = 3 [pid 3956] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3956] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3955] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3949] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3956] <... ioctl resumed>, 0) = 0 [pid 3955] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3956] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3955] <... ioctl resumed>, 0) = 0 [ 97.932246][ T6] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 97.941359][ T3649] usb 4-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 97.950281][ T26] usb 2-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 97.954745][ T6] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [pid 3956] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3955] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 97.985277][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 97.999176][ T26] usb 2-1: config 0 has an invalid interface number: 214 but max is 2 [ 98.003611][ T6] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 98.021121][ T26] usb 2-1: config 0 has no interface number 0 [ 98.028013][ T6] usb 5-1: USB disconnect, device number 9 [ 98.036098][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 98.043288][ T3649] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 98.049935][ T3649] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 98.051110][ T26] usb 2-1: config 0 has no interface number 1 [ 98.080654][ T26] usb 2-1: config 0 has no interface number 2 [ 98.088857][ T26] usb 2-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 98.091582][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 98.112813][ T26] usb 2-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 98.138013][ T3649] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 98.138625][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 98.150178][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 98.164336][ T3644] usb 3-1: new high-speed USB device number 12 using dummy_hcd [ 98.177105][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [pid 3955] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3945] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [ 98.180400][ T3649] usb 4-1: USB disconnect, device number 9 [ 98.194178][ T26] usb 2-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 98.208807][ T26] usb 2-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 98.245738][ T26] usb 2-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 98.278598][ T144] usb 1-1: USB disconnect, device number 10 [ 98.300805][ T26] usb 2-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 98.325554][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 98.341843][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 98.361490][ T26] usb 2-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 98.382523][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 98.400270][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 98.419429][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 98.430703][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [pid 3945] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [ 98.452500][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 98.473124][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [pid 3945] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [ 98.494923][ T26] usb 2-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 98.510899][ T26] usb 2-1: config 0 interface 102 has no altsetting 0 [ 98.526898][ T26] usb 2-1: config 0 interface 48 has no altsetting 0 [ 98.536987][ T26] usb 2-1: config 0 interface 214 has no altsetting 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [ 98.549499][ T26] usb 2-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 98.561653][ T26] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 98.572201][ T3644] usb 3-1: config 0 has an invalid interface number: 102 but max is 2 [ 98.580840][ T3644] usb 3-1: config 0 has an invalid interface number: 48 but max is 2 [pid 3945] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3939] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3939] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 98.616306][ T26] usb 2-1: config 0 descriptor?? [ 98.624453][ T3644] usb 3-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 98.644922][ T3644] usb 3-1: config 0 has an invalid interface number: 214 but max is 2 [ 98.659735][ T3644] usb 3-1: config 0 has no interface number 0 [ 98.669986][ T3644] usb 3-1: config 0 has no interface number 1 [ 98.681944][ T3644] usb 3-1: config 0 has no interface number 2 [ 98.691180][ T3644] usb 3-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 98.714484][ T3644] usb 3-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 98.736376][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 98.751772][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 98.771399][ T3644] usb 3-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 98.791065][ T3644] usb 3-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 98.810518][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 98.821615][ T3644] usb 3-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 98.840303][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [pid 3939] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3939] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3938] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3939] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3939] ioctl(3, USB_RAW_IOCTL_EP0_STALL, 0) = 0 [pid 3939] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3939] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] close(3) = 0 [pid 3938] close(4) = -1 EBADF (Bad file descriptor) [pid 3938] close(5) = -1 EBADF (Bad file descriptor) [pid 3938] close(6) = -1 EBADF (Bad file descriptor) [pid 3938] close(7) = -1 EBADF (Bad file descriptor) [pid 3938] close(8) = -1 EBADF (Bad file descriptor) [ 98.862287][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 98.888868][ T3644] usb 3-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 98.901604][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [pid 3938] close(9) = -1 EBADF (Bad file descriptor) [pid 3938] close(10) = -1 EBADF (Bad file descriptor) [ 98.920239][ T26] usb 2-1: string descriptor 0 read error: -71 [pid 3938] close(11) = -1 EBADF (Bad file descriptor) [pid 3938] close(12) = -1 EBADF (Bad file descriptor) [pid 3938] close(13) = -1 EBADF (Bad file descriptor) [pid 3938] close(14) = -1 EBADF (Bad file descriptor) [pid 3938] close(15) = -1 EBADF (Bad file descriptor) [pid 3938] close(16) = -1 EBADF (Bad file descriptor) [pid 3938] close(17) = -1 EBADF (Bad file descriptor) [pid 3938] close(18) = -1 EBADF (Bad file descriptor) [pid 3938] close(19) = -1 EBADF (Bad file descriptor) [pid 3938] close(20) = -1 EBADF (Bad file descriptor) [pid 3938] close(21) = -1 EBADF (Bad file descriptor) [ 98.944215][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 98.950961][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 98.958203][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 98.977531][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [pid 3938] close(22) = -1 EBADF (Bad file descriptor) [pid 3938] close(23) = -1 EBADF (Bad file descriptor) [pid 3938] close(24) = -1 EBADF (Bad file descriptor) [pid 3938] close(25) = -1 EBADF (Bad file descriptor) [pid 3938] close(26) = -1 EBADF (Bad file descriptor) [pid 3938] close(27) = -1 EBADF (Bad file descriptor) [pid 3938] close(28) = -1 EBADF (Bad file descriptor) [pid 3938] close(29) = -1 EBADF (Bad file descriptor) [pid 3938] exit_group(0 [pid 3939] <... futex resumed>) = ? [pid 3938] <... exit_group resumed>) = ? [pid 3939] +++ exited with 0 +++ [pid 3938] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./8/binderfs") = 0 [pid 3611] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./8/cgroup") = 0 [pid 3611] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./8/cgroup.net") = 0 [ 98.990587][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 99.010586][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 99.021689][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 99.033120][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [pid 3611] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./8/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./8") = 0 [pid 3611] mkdir("./9", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3975 attached [pid 3975] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 24 [pid 3975] <... set_robust_list resumed>) = 0 [pid 3975] chdir("./9") = 0 [pid 3975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3975] setpgid(0, 0) = 0 [pid 3975] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 3975] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 3975] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 3975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3975] write(3, "1000", 4) = 4 [pid 3975] close(3) = 0 [pid 3975] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [ 99.040284][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 99.056638][ T3644] usb 3-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 99.071635][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [pid 3975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3975] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3975] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3975] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3976 attached [pid 3976] set_robust_list(0x7fa9c98459e0, 24 [pid 3975] <... clone resumed>, parent_tid=[25], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 25 [pid 3976] <... set_robust_list resumed>) = 0 [pid 3975] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3975] <... futex resumed>) = 0 [pid 3976] <... openat resumed>) = 3 [pid 3975] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3976] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3976] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3976] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 99.092115][ T3644] usb 3-1: config 0 interface 102 has no altsetting 0 [ 99.098952][ T3644] usb 3-1: config 0 interface 48 has no altsetting 0 [ 99.115960][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 99.129476][ T3644] usb 3-1: config 0 interface 214 has no altsetting 0 [ 99.136636][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 3 endpoints [pid 3976] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3945] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 99.145101][ T3644] usb 3-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 99.155966][ T3644] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 99.176700][ T3644] usb 3-1: config 0 descriptor?? [pid 3945] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [pid 3945] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [ 99.193170][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 99.199858][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 99.208893][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 99.227137][ T26] r8712u: register rtl8712_netdev_ops to netdev_ops [ 99.234787][ T26] usb 2-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 99.292275][ T26] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 99.298924][ T26] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 99.318638][ T26] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 99.345637][ T26] usb 2-1: USB disconnect, device number 10 [pid 3945] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3945] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] <... futex resumed>) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3944] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3945] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3945] ioctl(3, USB_RAW_IOCTL_EP0_STALL, 0) = 0 [pid 3945] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3945] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] close(3) = 0 [pid 3944] close(4) = -1 EBADF (Bad file descriptor) [pid 3944] close(5) = -1 EBADF (Bad file descriptor) [pid 3944] close(6) = -1 EBADF (Bad file descriptor) [pid 3944] close(7) = -1 EBADF (Bad file descriptor) [pid 3944] close(8) = -1 EBADF (Bad file descriptor) [pid 3944] close(9) = -1 EBADF (Bad file descriptor) [pid 3944] close(10) = -1 EBADF (Bad file descriptor) [pid 3944] close(11) = -1 EBADF (Bad file descriptor) [pid 3944] close(12) = -1 EBADF (Bad file descriptor) [pid 3944] close(13) = -1 EBADF (Bad file descriptor) [pid 3944] close(14) = -1 EBADF (Bad file descriptor) [pid 3944] close(15) = -1 EBADF (Bad file descriptor) [pid 3944] close(16) = -1 EBADF (Bad file descriptor) [pid 3944] close(17) = -1 EBADF (Bad file descriptor) [pid 3944] close(18) = -1 EBADF (Bad file descriptor) [pid 3944] close(19) = -1 EBADF (Bad file descriptor) [pid 3944] close(20) = -1 EBADF (Bad file descriptor) [pid 3944] close(21) = -1 EBADF (Bad file descriptor) [pid 3944] close(22) = -1 EBADF (Bad file descriptor) [pid 3944] close(23) = -1 EBADF (Bad file descriptor) [pid 3944] close(24) = -1 EBADF (Bad file descriptor) [pid 3944] close(25) = -1 EBADF (Bad file descriptor) [pid 3944] close(26) = -1 EBADF (Bad file descriptor) [pid 3944] close(27) = -1 EBADF (Bad file descriptor) [pid 3944] close(28) = -1 EBADF (Bad file descriptor) [pid 3944] close(29) = -1 EBADF (Bad file descriptor) [pid 3944] exit_group(0 [pid 3945] <... futex resumed>) = ? [pid 3944] <... exit_group resumed>) = ? [pid 3945] +++ exited with 0 +++ [pid 3944] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./10/binderfs") = 0 [pid 3613] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./10/cgroup") = 0 [pid 3613] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./10/cgroup.net") = 0 [pid 3613] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./10/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./10") = 0 [pid 3613] mkdir("./11", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3977 attached [pid 3977] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 27 [pid 3977] chdir("./11") = 0 [ 99.452162][ T3644] usb 3-1: string descriptor 0 read error: -71 [ 99.461370][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 99.476943][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3977] setpgid(0, 0) = 0 [pid 3977] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 3977] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 3977] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 3977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3977] write(3, "1000", 4) = 4 [pid 3977] close(3) = 0 [pid 3977] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3977] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3977] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3977] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3978 attached , parent_tid=[28], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 28 [pid 3977] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [ 99.522172][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 99.528824][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 99.542112][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 99.561483][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [pid 3978] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 3978] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3978] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3978] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3978] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 99.568730][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 99.622330][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 99.629097][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 99.637366][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 99.652734][ T3644] r8712u: register rtl8712_netdev_ops to netdev_ops [ 99.659457][ T3644] usb 3-1: r8712u: USB_SPEED_HIGH with 6 endpoints [ 99.702166][ T3644] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 99.708804][ T3644] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 99.716771][ T3644] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 99.729482][ T3644] usb 3-1: USB disconnect, device number 12 [pid 3978] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3954] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [ 99.762278][ T144] usb 1-1: new high-speed USB device number 11 using dummy_hcd [pid 3954] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3954] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 18 [pid 3954] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 9 [pid 3954] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fa9c98432b0) = 687 [ 100.202777][ T144] usb 1-1: config 0 has an invalid interface number: 102 but max is 2 [ 100.210997][ T144] usb 1-1: config 0 has an invalid interface number: 48 but max is 2 [ 100.222578][ T144] usb 1-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 100.237384][ T144] usb 1-1: config 0 has an invalid interface number: 214 but max is 2 [ 100.247455][ T144] usb 1-1: config 0 has no interface number 0 [ 100.260447][ T144] usb 1-1: config 0 has no interface number 1 [ 100.266796][ T144] usb 1-1: config 0 has no interface number 2 [ 100.279083][ T144] usb 1-1: config 0 interface 102 altsetting 129 has an invalid endpoint with address 0x0, skipping [ 100.291406][ T144] usb 1-1: config 0 interface 102 altsetting 129 endpoint 0x2 has an invalid bInterval 193, changing to 11 [ 100.309782][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0x4 has invalid maxpacket 1023, setting to 64 [ 100.321157][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0xB, skipping [ 100.339891][ T144] usb 1-1: config 0 interface 48 altsetting 103 has a duplicate endpoint with address 0x4, skipping [ 100.351309][ T144] usb 1-1: config 0 interface 48 altsetting 103 endpoint 0xE has invalid maxpacket 1950, setting to 64 [ 100.369304][ T144] usb 1-1: config 0 interface 214 altsetting 2 has an invalid endpoint with address 0x0, skipping [ 100.380144][ T144] usb 1-1: config 0 interface 214 altsetting 2 bulk endpoint 0x3 has invalid maxpacket 16 [ 100.397089][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xE, skipping [ 100.409558][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xA, skipping [ 100.426991][ T144] usb 1-1: config 0 interface 214 altsetting 2 endpoint 0xC has invalid maxpacket 512, setting to 64 [ 100.440738][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x7, skipping [ 100.457539][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xC, skipping [ 100.470941][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 100.486702][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x2, skipping [ 100.500104][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 100.518532][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0xD, skipping [ 100.531034][ T144] usb 1-1: config 0 interface 214 altsetting 2 has a duplicate endpoint with address 0x4, skipping [ 100.548266][ T144] usb 1-1: config 0 interface 102 has no altsetting 0 [ 100.555158][ T144] usb 1-1: config 0 interface 48 has no altsetting 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fa9c99235ec) = -1 EINVAL (Invalid argument) [ 100.568354][ T144] usb 1-1: config 0 interface 214 has no altsetting 0 [ 100.575220][ T144] usb 1-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 100.591092][ T144] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 100.612032][ T144] usb 1-1: config 0 descriptor?? [pid 3954] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fa9c98432b0) = 0 [pid 3954] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3947] <... futex resumed>) = 0 [pid 3954] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3947] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3947] <... futex resumed>) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3947] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3954] <... ioctl resumed>, 0x7fa9c98442e0) = 0 [pid 3954] ioctl(3, USB_RAW_IOCTL_EP0_STALL, 0) = 0 [pid 3954] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3947] <... futex resumed>) = 0 [pid 3954] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3947] close(3) = 0 [pid 3947] close(4) = -1 EBADF (Bad file descriptor) [pid 3947] close(5) = -1 EBADF (Bad file descriptor) [pid 3947] close(6) = -1 EBADF (Bad file descriptor) [pid 3947] close(7) = -1 EBADF (Bad file descriptor) [pid 3947] close(8) = -1 EBADF (Bad file descriptor) [pid 3947] close(9) = -1 EBADF (Bad file descriptor) [pid 3947] close(10) = -1 EBADF (Bad file descriptor) [pid 3947] close(11) = -1 EBADF (Bad file descriptor) [pid 3947] close(12) = -1 EBADF (Bad file descriptor) [pid 3947] close(13) = -1 EBADF (Bad file descriptor) [pid 3947] close(14) = -1 EBADF (Bad file descriptor) [pid 3947] close(15) = -1 EBADF (Bad file descriptor) [pid 3947] close(16) = -1 EBADF (Bad file descriptor) [pid 3947] close(17) = -1 EBADF (Bad file descriptor) [pid 3947] close(18) = -1 EBADF (Bad file descriptor) [pid 3947] close(19) = -1 EBADF (Bad file descriptor) [pid 3947] close(20) = -1 EBADF (Bad file descriptor) [pid 3947] close(21) = -1 EBADF (Bad file descriptor) [pid 3947] close(22) = -1 EBADF (Bad file descriptor) [pid 3947] close(23) = -1 EBADF (Bad file descriptor) [pid 3947] close(24) = -1 EBADF (Bad file descriptor) [pid 3947] close(25) = -1 EBADF (Bad file descriptor) [pid 3947] close(26) = -1 EBADF (Bad file descriptor) [pid 3947] close(27) = -1 EBADF (Bad file descriptor) [pid 3947] close(28) = -1 EBADF (Bad file descriptor) [pid 3947] close(29) = -1 EBADF (Bad file descriptor) [pid 3947] exit_group(0 [pid 3954] <... futex resumed>) = ? [pid 3947] <... exit_group resumed>) = ? [pid 3954] +++ exited with 0 +++ [pid 3947] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./9/binderfs") = 0 [pid 3615] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./9/cgroup") = 0 [pid 3615] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./9/cgroup.net") = 0 [pid 3615] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./9/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./9") = 0 [pid 3615] mkdir("./10", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3951] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3951] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3951] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3951] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3979 attached [pid 3979] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 3979] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] <... clone resumed>, parent_tid=[25], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 25 [pid 3951] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3979] <... futex resumed>) = 0 [pid 3951] <... futex resumed>) = 1 [pid 3979] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH./strace-static-x86_64: Process 3980 attached , 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3951] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3980] set_robust_list(0x5555566ee5e0, 24 [pid 3979] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 27 [pid 3980] <... set_robust_list resumed>) = 0 [pid 3979] <... futex resumed>) = 0 [pid 3980] chdir("./10" [pid 3979] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] <... chdir resumed>) = 0 [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3980] setpgid(0, 0) = 0 [pid 3980] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3980] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3980] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3980] write(3, "1000", 4) = 4 [pid 3980] close(3) = 0 [pid 3980] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3980] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3980] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3980] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3980] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3981 attached [pid 3981] set_robust_list(0x7fa9c98459e0, 24 [pid 3980] <... clone resumed>, parent_tid=[28], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 28 [pid 3981] <... set_robust_list resumed>) = 0 [pid 3980] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3980] <... futex resumed>) = 0 [pid 3981] <... openat resumed>) = 3 [pid 3980] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3981] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3981] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3981] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 100.892359][ T144] usb 1-1: string descriptor 0 read error: -71 [ 100.907624][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 100.927858][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 2 endpoints [pid 3981] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3948] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3948] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3948] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3982 attached [pid 3982] set_robust_list(0x7fa9c98249e0, 24 [pid 3948] <... clone resumed>, parent_tid=[25], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 25 [pid 3982] <... set_robust_list resumed>) = 0 [pid 3949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3948] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3982] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3949] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... futex resumed>) = 0 [pid 3982] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3949] <... futex resumed>) = 0 [pid 3948] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3982] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3982] <... futex resumed>) = 0 [pid 3949] <... mmap resumed>) = 0x7fa9c9804000 [pid 3982] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3949] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3949] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3983 attached [pid 3983] set_robust_list(0x7fa9c98249e0, 24 [pid 3949] <... clone resumed>, parent_tid=[25], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 25 [pid 3983] <... set_robust_list resumed>) = 0 [pid 3949] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3949] <... futex resumed>) = 0 [pid 3983] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3949] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3983] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3983] <... futex resumed>) = 0 [ 101.002295][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 101.009138][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 101.016916][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 101.030864][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 101.038279][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 101.082342][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 101.098780][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 101.111118][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 101.124753][ T144] r8712u: register rtl8712_netdev_ops to netdev_ops [ 101.131619][ T144] usb 1-1: r8712u: USB_SPEED_HIGH with 6 endpoints [pid 3983] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] close(3) = 0 [pid 3951] close(4) = -1 EBADF (Bad file descriptor) [pid 3951] close(5) = -1 EBADF (Bad file descriptor) [pid 3951] close(6) = -1 EBADF (Bad file descriptor) [pid 3951] close(7) = -1 EBADF (Bad file descriptor) [pid 3951] close(8) = -1 EBADF (Bad file descriptor) [pid 3951] close(9) = -1 EBADF (Bad file descriptor) [pid 3951] close(10) = -1 EBADF (Bad file descriptor) [pid 3951] close(11) = -1 EBADF (Bad file descriptor) [pid 3951] close(12) = -1 EBADF (Bad file descriptor) [pid 3951] close(13) = -1 EBADF (Bad file descriptor) [pid 3951] close(14) = -1 EBADF (Bad file descriptor) [pid 3951] close(15) = -1 EBADF (Bad file descriptor) [pid 3951] close(16) = -1 EBADF (Bad file descriptor) [pid 3951] close(17) = -1 EBADF (Bad file descriptor) [pid 3951] close(18) = -1 EBADF (Bad file descriptor) [pid 3951] close(19) = -1 EBADF (Bad file descriptor) [ 101.192253][ T144] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 101.199380][ T144] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 101.207965][ T144] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 101.222089][ T144] usb 1-1: USB disconnect, device number 11 [pid 3951] close(20 [pid 3948] close(3) = 0 [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(4 [pid 3951] close(21 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(5 [pid 3951] close(22 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(6 [pid 3951] close(23 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(7 [pid 3951] close(24 [pid 3949] close(3 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = 0 [pid 3948] close(8 [pid 3951] close(25 [pid 3949] close(4 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(9 [pid 3951] close(26 [pid 3949] close(5 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(10 [pid 3951] close(27 [pid 3949] close(6 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(11 [pid 3951] close(28 [pid 3949] close(7 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(12 [pid 3951] close(29 [pid 3949] close(8 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(13 [pid 3951] exit_group(0 [pid 3949] close(9 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3979] <... futex resumed>) = ? [pid 3952] <... ioctl resumed> ) = ? [pid 3951] <... exit_group resumed>) = ? [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(14 [pid 3979] +++ exited with 0 +++ [pid 3949] close(10 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(15 [pid 3949] close(11 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(16 [pid 3949] close(12 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(17 [pid 3949] close(13 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(18 [pid 3949] close(14 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(19 [pid 3949] close(15 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(20 [pid 3949] close(16 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3952] +++ exited with 0 +++ [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(21 [pid 3949] close(17 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] +++ exited with 0 +++ [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(22 [pid 3949] close(18 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(23 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3949] close(19 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(24 [pid 3612] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3949] close(20 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(25 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3949] close(21 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(26 [pid 3949] close(22 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... openat resumed>) = 3 [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(27 [pid 3612] fstat(3, [pid 3949] close(23 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(28 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3949] close(24 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(29 [pid 3949] close(25 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] exit_group(0 [pid 3612] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3949] close(26 [pid 3948] <... exit_group resumed>) = ? [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3982] <... futex resumed>) = ? [pid 3955] <... ioctl resumed> ) = ? [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./9/binderfs", [pid 3949] close(27 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3982] +++ exited with 0 +++ [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./9/binderfs" [pid 3955] +++ exited with 0 +++ [pid 3949] close(28 [pid 3948] +++ exited with 0 +++ [pid 3612] <... unlink resumed>) = 0 [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3949] close(29 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./9/cgroup", [pid 3949] exit_group(0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3983] <... futex resumed>) = ? [pid 3956] <... ioctl resumed> ) = ? [pid 3949] <... exit_group resumed>) = ? [pid 3614] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] unlink("./9/cgroup" [pid 3983] +++ exited with 0 +++ [pid 3956] +++ exited with 0 +++ [pid 3949] +++ exited with 0 +++ [pid 3612] <... unlink resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3612] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] fstat(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] lstat("./9/cgroup.net", [pid 3614] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] unlink("./9/cgroup.net" [pid 3614] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3610] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./8/binderfs", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] lstat("./9/cgroup.cpu", [pid 3614] unlink("./8/binderfs" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./9/cgroup.cpu" [pid 3614] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3610] fstat(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] getdents64(3, [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] lstat("./8/cgroup", [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] getdents64(3, [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] close(3 [pid 3614] unlink("./8/cgroup" [pid 3612] <... close resumed>) = 0 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] rmdir("./9" [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3610] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] mkdir("./10", 0777 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... mkdir resumed>) = 0 [pid 3610] lstat("./8/binderfs", [pid 3614] lstat("./8/cgroup.net", [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3984 attached [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3984] set_robust_list(0x5555566ee5e0, 24 [pid 3614] unlink("./8/cgroup.net" [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 26 [pid 3610] unlink("./8/binderfs" [pid 3984] <... set_robust_list resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3984] chdir("./10" [pid 3614] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3984] <... chdir resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] lstat("./8/cgroup.cpu", [pid 3610] lstat("./8/cgroup", [pid 3984] <... prctl resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3984] setpgid(0, 0 [pid 3614] unlink("./8/cgroup.cpu" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3984] <... setpgid resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] unlink("./8/cgroup" [pid 3984] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3614] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 3984] <... symlink resumed>) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3984] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3610] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] close(3 [pid 3984] <... symlink resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3984] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3614] rmdir("./8" [pid 3610] lstat("./8/cgroup.net", [pid 3984] <... symlink resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] mkdir("./9", 0777 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3984] <... openat resumed>) = 3 [pid 3610] unlink("./8/cgroup.net" [pid 3984] write(3, "1000", 4 [pid 3614] <... mkdir resumed>) = 0 [pid 3984] <... write resumed>) = 4 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... unlink resumed>) = 0 [pid 3984] close(3 [pid 3610] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3984] <... close resumed>) = 0 [pid 3984] read(200, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3985 attached [pid 3984] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] lstat("./8/cgroup.cpu", [pid 3985] set_robust_list(0x5555566ee5e0, 24 [pid 3984] symlink("/dev/binderfs", "./binderfs" [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 26 [pid 3985] <... set_robust_list resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./8/cgroup.cpu" [pid 3984] <... symlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3985] chdir("./9" [pid 3984] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] getdents64(3, [pid 3985] <... chdir resumed>) = 0 [pid 3984] <... futex resumed>) = 0 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3610] close(3 [pid 3985] <... prctl resumed>) = 0 [pid 3984] <... mmap resumed>) = 0x7fa9c9825000 [pid 3984] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3610] <... close resumed>) = 0 [pid 3985] setpgid(0, 0 [pid 3984] <... mprotect resumed>) = 0 [pid 3610] rmdir("./8" [pid 3985] <... setpgid resumed>) = 0 [pid 3984] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3610] <... rmdir resumed>) = 0 [pid 3610] mkdir("./9", 0777./strace-static-x86_64: Process 3986 attached ) = 0 [pid 3986] set_robust_list(0x7fa9c98459e0, 24 [pid 3984] <... clone resumed>, parent_tid=[27], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 27 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3985] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3986] <... set_robust_list resumed>) = 0 [pid 3984] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3987 attached [pid 3986] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3985] <... symlink resumed>) = 0 [pid 3984] <... futex resumed>) = 0 [pid 3987] set_robust_list(0x5555566ee5e0, 24 [pid 3986] <... openat resumed>) = 3 [pid 3985] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3984] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 26 [pid 3987] <... set_robust_list resumed>) = 0 [pid 3986] ioctl(3, USB_RAW_IOCTL_INIT [pid 3985] <... symlink resumed>) = 0 [pid 3987] chdir("./9" [pid 3985] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3986] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3987] <... chdir resumed>) = 0 [pid 3985] <... symlink resumed>) = 0 [pid 3987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3986] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3987] <... prctl resumed>) = 0 [pid 3986] <... ioctl resumed>, 0) = 0 [pid 3985] <... openat resumed>) = 3 [pid 3987] setpgid(0, 0 [pid 3985] write(3, "1000", 4 [pid 3987] <... setpgid resumed>) = 0 [pid 3985] <... write resumed>) = 4 [pid 3987] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3986] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3985] close(3 [pid 3987] <... symlink resumed>) = 0 [pid 3986] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3985] <... close resumed>) = 0 [pid 3987] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3986] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3985] read(200, [pid 3987] <... symlink resumed>) = 0 [pid 3985] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3985] symlink("/dev/binderfs", "./binderfs" [pid 3987] <... symlink resumed>) = 0 [pid 3985] <... symlink resumed>) = 0 [pid 3987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3985] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... openat resumed>) = 3 [pid 3985] <... futex resumed>) = 0 [pid 3987] write(3, "1000", 4 [pid 3985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3987] <... write resumed>) = 4 [pid 3985] <... mmap resumed>) = 0x7fa9c9825000 [pid 3987] close(3 [pid 3985] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3987] <... close resumed>) = 0 [pid 3985] <... mprotect resumed>) = 0 [pid 3987] read(200, [pid 3985] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3988 attached [pid 3987] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3988] set_robust_list(0x7fa9c98459e0, 24 [pid 3987] symlink("/dev/binderfs", "./binderfs" [pid 3985] <... clone resumed>, parent_tid=[27], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 27 [pid 3988] <... set_robust_list resumed>) = 0 [pid 3987] <... symlink resumed>) = 0 [pid 3985] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3987] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = 0 [pid 3988] <... openat resumed>) = 3 [pid 3987] <... futex resumed>) = 0 [pid 3985] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3988] ioctl(3, USB_RAW_IOCTL_INIT [pid 3987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3988] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3987] <... mmap resumed>) = 0x7fa9c9825000 [pid 3988] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3987] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3988] <... ioctl resumed>, 0) = 0 [pid 3987] <... mprotect resumed>) = 0 [pid 3988] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3987] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3989 attached [pid 3988] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3989] set_robust_list(0x7fa9c98459e0, 24 [pid 3988] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3987] <... clone resumed>, parent_tid=[27], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 27 [pid 3989] <... set_robust_list resumed>) = 0 [pid 3987] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3989] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3987] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3989] <... openat resumed>) = 3 [pid 3989] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3989] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3989] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3989] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3975] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3975] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3975] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3975] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3990 attached [pid 3990] set_robust_list(0x7fa9c98249e0, 24 [pid 3975] <... clone resumed>, parent_tid=[26], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 26 [pid 3990] <... set_robust_list resumed>) = 0 [pid 3975] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3975] <... futex resumed>) = 0 [pid 3990] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3975] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3990] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3990] <... futex resumed>) = 0 [pid 3990] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] close(3) = 0 [pid 3975] close(4) = -1 EBADF (Bad file descriptor) [pid 3975] close(5) = -1 EBADF (Bad file descriptor) [pid 3975] close(6) = -1 EBADF (Bad file descriptor) [pid 3975] close(7) = -1 EBADF (Bad file descriptor) [pid 3975] close(8) = -1 EBADF (Bad file descriptor) [pid 3975] close(9) = -1 EBADF (Bad file descriptor) [pid 3975] close(10) = -1 EBADF (Bad file descriptor) [pid 3975] close(11) = -1 EBADF (Bad file descriptor) [pid 3975] close(12) = -1 EBADF (Bad file descriptor) [pid 3975] close(13) = -1 EBADF (Bad file descriptor) [pid 3975] close(14) = -1 EBADF (Bad file descriptor) [pid 3975] close(15) = -1 EBADF (Bad file descriptor) [pid 3975] close(16) = -1 EBADF (Bad file descriptor) [pid 3975] close(17) = -1 EBADF (Bad file descriptor) [pid 3975] close(18) = -1 EBADF (Bad file descriptor) [pid 3975] close(19) = -1 EBADF (Bad file descriptor) [pid 3975] close(20) = -1 EBADF (Bad file descriptor) [pid 3975] close(21) = -1 EBADF (Bad file descriptor) [pid 3975] close(22) = -1 EBADF (Bad file descriptor) [pid 3975] close(23) = -1 EBADF (Bad file descriptor) [pid 3975] close(24) = -1 EBADF (Bad file descriptor) [pid 3975] close(25) = -1 EBADF (Bad file descriptor) [pid 3975] close(26) = -1 EBADF (Bad file descriptor) [pid 3975] close(27) = -1 EBADF (Bad file descriptor) [pid 3975] close(28) = -1 EBADF (Bad file descriptor) [pid 3975] close(29) = -1 EBADF (Bad file descriptor) [pid 3975] exit_group(0 [pid 3990] <... futex resumed>) = ? [pid 3976] <... ioctl resumed> ) = ? [pid 3975] <... exit_group resumed>) = ? [pid 3990] +++ exited with 0 +++ [pid 3976] +++ exited with 0 +++ [pid 3975] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./9/binderfs") = 0 [pid 3611] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./9/cgroup") = 0 [pid 3611] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./9/cgroup.net") = 0 [pid 3611] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./9/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./9") = 0 [pid 3611] mkdir("./10", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3991 attached [pid 3991] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 27 [pid 3991] <... set_robust_list resumed>) = 0 [pid 3991] chdir("./10") = 0 [pid 3991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3991] setpgid(0, 0) = 0 [pid 3991] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 3991] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 3991] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 3991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3991] write(3, "1000", 4) = 4 [pid 3991] close(3) = 0 [pid 3991] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3991] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3991] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3991] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3991] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3992 attached [pid 3992] set_robust_list(0x7fa9c98459e0, 24 [pid 3991] <... clone resumed>, parent_tid=[28], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 28 [pid 3992] <... set_robust_list resumed>) = 0 [pid 3991] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3991] <... futex resumed>) = 0 [pid 3992] <... openat resumed>) = 3 [pid 3991] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3992] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3992] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3992] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3992] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3977] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3977] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3977] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3977] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3993 attached [pid 3993] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 3993] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] <... clone resumed>, parent_tid=[29], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 29 [pid 3977] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... futex resumed>) = 0 [pid 3977] <... futex resumed>) = 1 [pid 3993] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3993] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3993] <... futex resumed>) = 0 [pid 3993] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] close(3) = 0 [pid 3977] close(4) = -1 EBADF (Bad file descriptor) [pid 3977] close(5) = -1 EBADF (Bad file descriptor) [pid 3977] close(6) = -1 EBADF (Bad file descriptor) [pid 3977] close(7) = -1 EBADF (Bad file descriptor) [pid 3977] close(8) = -1 EBADF (Bad file descriptor) [pid 3977] close(9) = -1 EBADF (Bad file descriptor) [pid 3977] close(10) = -1 EBADF (Bad file descriptor) [pid 3977] close(11) = -1 EBADF (Bad file descriptor) [pid 3977] close(12) = -1 EBADF (Bad file descriptor) [pid 3977] close(13) = -1 EBADF (Bad file descriptor) [pid 3977] close(14) = -1 EBADF (Bad file descriptor) [pid 3977] close(15) = -1 EBADF (Bad file descriptor) [pid 3977] close(16) = -1 EBADF (Bad file descriptor) [pid 3977] close(17) = -1 EBADF (Bad file descriptor) [pid 3977] close(18) = -1 EBADF (Bad file descriptor) [pid 3977] close(19) = -1 EBADF (Bad file descriptor) [pid 3977] close(20) = -1 EBADF (Bad file descriptor) [pid 3977] close(21) = -1 EBADF (Bad file descriptor) [pid 3977] close(22) = -1 EBADF (Bad file descriptor) [pid 3977] close(23) = -1 EBADF (Bad file descriptor) [pid 3977] close(24) = -1 EBADF (Bad file descriptor) [pid 3977] close(25) = -1 EBADF (Bad file descriptor) [pid 3977] close(26) = -1 EBADF (Bad file descriptor) [pid 3977] close(27) = -1 EBADF (Bad file descriptor) [pid 3977] close(28) = -1 EBADF (Bad file descriptor) [pid 3977] close(29) = -1 EBADF (Bad file descriptor) [pid 3977] exit_group(0 [pid 3993] <... futex resumed>) = ? [pid 3978] <... ioctl resumed> ) = ? [pid 3977] <... exit_group resumed>) = ? [pid 3993] +++ exited with 0 +++ [pid 3978] +++ exited with 0 +++ [pid 3977] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./11/binderfs") = 0 [pid 3613] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./11/cgroup") = 0 [pid 3613] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./11/cgroup.net") = 0 [pid 3613] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./11/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./11") = 0 [pid 3613] mkdir("./12", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3994 attached , child_tidptr=0x5555566ee5d0) = 30 [pid 3994] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3994] chdir("./12") = 0 [pid 3994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3994] setpgid(0, 0) = 0 [pid 3994] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 3994] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 3994] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 3994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3994] write(3, "1000", 4) = 4 [pid 3994] close(3) = 0 [pid 3994] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3994] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3994] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3994] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3995 attached [pid 3995] set_robust_list(0x7fa9c98459e0, 24 [pid 3994] <... clone resumed>, parent_tid=[31], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 31 [pid 3995] <... set_robust_list resumed>) = 0 [pid 3994] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 3994] <... futex resumed>) = 0 [pid 3995] <... openat resumed>) = 3 [pid 3994] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3995] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3995] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3980] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3980] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3980] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3980] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3996 attached [pid 3996] set_robust_list(0x7fa9c98249e0, 24 [pid 3980] <... clone resumed>, parent_tid=[29], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 29 [pid 3996] <... set_robust_list resumed>) = 0 [pid 3980] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3980] <... futex resumed>) = 0 [pid 3996] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3980] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3996] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3996] <... futex resumed>) = 0 [pid 3996] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] close(3) = 0 [pid 3980] close(4) = -1 EBADF (Bad file descriptor) [pid 3980] close(5) = -1 EBADF (Bad file descriptor) [pid 3980] close(6) = -1 EBADF (Bad file descriptor) [pid 3980] close(7) = -1 EBADF (Bad file descriptor) [pid 3980] close(8) = -1 EBADF (Bad file descriptor) [pid 3980] close(9) = -1 EBADF (Bad file descriptor) [pid 3980] close(10) = -1 EBADF (Bad file descriptor) [pid 3980] close(11) = -1 EBADF (Bad file descriptor) [pid 3980] close(12) = -1 EBADF (Bad file descriptor) [pid 3980] close(13) = -1 EBADF (Bad file descriptor) [pid 3980] close(14) = -1 EBADF (Bad file descriptor) [pid 3980] close(15) = -1 EBADF (Bad file descriptor) [pid 3980] close(16) = -1 EBADF (Bad file descriptor) [pid 3980] close(17) = -1 EBADF (Bad file descriptor) [pid 3980] close(18) = -1 EBADF (Bad file descriptor) [pid 3980] close(19) = -1 EBADF (Bad file descriptor) [pid 3980] close(20) = -1 EBADF (Bad file descriptor) [pid 3980] close(21) = -1 EBADF (Bad file descriptor) [pid 3980] close(22) = -1 EBADF (Bad file descriptor) [pid 3980] close(23) = -1 EBADF (Bad file descriptor) [pid 3980] close(24) = -1 EBADF (Bad file descriptor) [pid 3980] close(25) = -1 EBADF (Bad file descriptor) [pid 3980] close(26) = -1 EBADF (Bad file descriptor) [pid 3980] close(27) = -1 EBADF (Bad file descriptor) [pid 3980] close(28) = -1 EBADF (Bad file descriptor) [pid 3980] close(29) = -1 EBADF (Bad file descriptor) [pid 3980] exit_group(0) = ? [pid 3981] <... ioctl resumed> ) = ? [pid 3996] <... futex resumed>) = ? [pid 3996] +++ exited with 0 +++ [pid 3981] +++ exited with 0 +++ [pid 3980] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./10/binderfs") = 0 [pid 3615] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./10/cgroup") = 0 [pid 3615] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./10/cgroup.net") = 0 [pid 3615] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./10/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./10") = 0 [pid 3615] mkdir("./11", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3997 attached [pid 3997] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 30 [pid 3997] <... set_robust_list resumed>) = 0 [pid 3997] chdir("./11") = 0 [pid 3997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3997] setpgid(0, 0) = 0 [pid 3997] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3997] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3997] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3997] write(3, "1000", 4) = 4 [pid 3997] close(3) = 0 [pid 3997] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3997] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3997] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 3997] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3997] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3998 attached , parent_tid=[31], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 31 [pid 3998] set_robust_list(0x7fa9c98459e0, 24 [pid 3997] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] <... set_robust_list resumed>) = 0 [pid 3997] <... futex resumed>) = 0 [pid 3997] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3998] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3998] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 3998] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 3998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3984] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3984] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3984] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3984] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3999 attached [pid 3999] set_robust_list(0x7fa9c98249e0, 24 [pid 3984] <... clone resumed>, parent_tid=[28], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 28 [pid 3999] <... set_robust_list resumed>) = 0 [pid 3999] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3984] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... futex resumed>) = 0 [pid 3984] <... futex resumed>) = 1 [pid 3999] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3984] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3999] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3999] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3999] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3985] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3985] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3985] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3985] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4000 attached [pid 4000] set_robust_list(0x7fa9c98249e0, 24 [pid 3985] <... clone resumed>, parent_tid=[28], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 28 [pid 4000] <... set_robust_list resumed>) = 0 [pid 3985] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3985] <... futex resumed>) = 0 [pid 4000] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3985] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4000] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4000] <... futex resumed>) = 0 [pid 4000] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3987] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3987] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3987] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4001 attached [pid 4001] set_robust_list(0x7fa9c98249e0, 24 [pid 3987] <... clone resumed>, parent_tid=[28], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 28 [pid 4001] <... set_robust_list resumed>) = 0 [pid 3987] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3987] <... futex resumed>) = 0 [pid 4001] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3987] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4001] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4001] <... futex resumed>) = 0 [pid 4001] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3984] close(3) = 0 [pid 3984] close(4) = -1 EBADF (Bad file descriptor) [pid 3984] close(5) = -1 EBADF (Bad file descriptor) [pid 3984] close(6) = -1 EBADF (Bad file descriptor) [pid 3984] close(7) = -1 EBADF (Bad file descriptor) [pid 3984] close(8) = -1 EBADF (Bad file descriptor) [pid 3984] close(9) = -1 EBADF (Bad file descriptor) [pid 3984] close(10) = -1 EBADF (Bad file descriptor) [pid 3984] close(11) = -1 EBADF (Bad file descriptor) [pid 3984] close(12) = -1 EBADF (Bad file descriptor) [pid 3984] close(13) = -1 EBADF (Bad file descriptor) [pid 3984] close(14) = -1 EBADF (Bad file descriptor) [pid 3984] close(15) = -1 EBADF (Bad file descriptor) [pid 3984] close(16) = -1 EBADF (Bad file descriptor) [pid 3984] close(17) = -1 EBADF (Bad file descriptor) [pid 3985] close(3 [pid 3984] close(18 [pid 3985] <... close resumed>) = 0 [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(4 [pid 3984] close(19 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(5 [pid 3984] close(20 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(6 [pid 3984] close(21 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(7 [pid 3984] close(22 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(8 [pid 3984] close(23 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(9 [pid 3984] close(24 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(3 [pid 3985] close(10 [pid 3984] close(25 [pid 3987] <... close resumed>) = 0 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(4 [pid 3985] close(11 [pid 3984] close(26 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(5 [pid 3985] close(12 [pid 3984] close(27 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(6 [pid 3985] close(13 [pid 3984] close(28 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(7 [pid 3985] close(14 [pid 3984] close(29 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(8 [pid 3985] close(15 [pid 3984] exit_group(0 [pid 3999] <... futex resumed>) = ? [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3984] <... exit_group resumed>) = ? [pid 3999] +++ exited with 0 +++ [pid 3987] close(9 [pid 3986] <... ioctl resumed> ) = ? [pid 3985] close(16 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(10 [pid 3985] close(17 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(11 [pid 3985] close(18 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(12 [pid 3985] close(19 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(13 [pid 3985] close(20 [pid 3986] +++ exited with 0 +++ [pid 3984] +++ exited with 0 +++ [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3987] close(14 [pid 3985] close(21 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(15 [pid 3985] close(22 [pid 3612] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3987] close(16 [pid 3985] close(23 [pid 3612] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... openat resumed>) = 3 [pid 3987] close(17 [pid 3985] close(24 [pid 3612] fstat(3, [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3987] close(18 [pid 3985] close(25 [pid 3612] getdents64(3, [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3987] close(19 [pid 3985] close(26 [pid 3612] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3987] close(20 [pid 3985] close(27 [pid 3612] lstat("./10/binderfs", [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3987] close(21 [pid 3985] close(28 [pid 3612] unlink("./10/binderfs" [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3987] close(22 [pid 3985] close(29 [pid 3612] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3987] close(23 [pid 3985] exit_group(0 [pid 3612] lstat("./10/cgroup", [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] <... exit_group resumed>) = ? [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4000] <... futex resumed>) = ? [pid 3988] <... ioctl resumed> ) = ? [pid 3987] close(24 [pid 3612] unlink("./10/cgroup" [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3987] close(25 [pid 3612] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3987] close(26 [pid 3612] lstat("./10/cgroup.net", [pid 4000] +++ exited with 0 +++ [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3987] close(27 [pid 3612] unlink("./10/cgroup.net" [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3987] close(28 [pid 3612] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3988] +++ exited with 0 +++ [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] +++ exited with 0 +++ [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3987] close(29 [pid 3612] lstat("./10/cgroup.cpu", [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3987] exit_group(0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] unlink("./10/cgroup.cpu" [pid 4001] <... futex resumed>) = ? [pid 3989] <... ioctl resumed> ) = ? [pid 3987] <... exit_group resumed>) = ? [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... unlink resumed>) = 0 [pid 4001] +++ exited with 0 +++ [pid 3989] +++ exited with 0 +++ [pid 3987] +++ exited with 0 +++ [pid 3614] <... restart_syscall resumed>) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] <... close resumed>) = 0 [pid 3610] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] rmdir("./10" [pid 3614] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... rmdir resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] mkdir("./11", 0777 [pid 3610] <... openat resumed>) = 3 [pid 3614] <... openat resumed>) = 3 [pid 3612] <... mkdir resumed>) = 0 [pid 3610] fstat(3, [pid 3614] fstat(3, [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 4002 attached [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, [pid 4002] set_robust_list(0x5555566ee5e0, 24 [pid 3614] getdents64(3, [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 29 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4002] <... set_robust_list resumed>) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4002] chdir("./11" [pid 3614] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4002] <... chdir resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./9/binderfs", [pid 4002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] lstat("./9/binderfs", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4002] <... prctl resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./9/binderfs" [pid 4002] setpgid(0, 0 [pid 3614] unlink("./9/binderfs" [pid 3610] <... unlink resumed>) = 0 [pid 4002] <... setpgid resumed>) = 0 [pid 3610] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4002] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3614] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4002] <... symlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./9/cgroup" [pid 4002] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3614] lstat("./9/cgroup", [pid 3610] <... unlink resumed>) = 0 [pid 3610] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4002] <... symlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4002] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3614] unlink("./9/cgroup" [pid 3610] lstat("./9/cgroup.net", [pid 4002] <... symlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./9/cgroup.net" [pid 4002] <... openat resumed>) = 3 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 4002] write(3, "1000", 4 [pid 3614] lstat("./9/cgroup.net", [pid 3610] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4002] <... write resumed>) = 4 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4002] close(3 [pid 3614] unlink("./9/cgroup.net" [pid 3610] lstat("./9/cgroup.cpu", [pid 4002] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4002] read(200, [pid 3614] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./9/cgroup.cpu" [pid 4002] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 4002] symlink("/dev/binderfs", "./binderfs" [pid 3614] lstat("./9/cgroup.cpu", [pid 3610] getdents64(3, [pid 4002] <... symlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4002] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./9/cgroup.cpu" [pid 3610] close(3 [pid 4002] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 4002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] getdents64(3, [pid 3610] rmdir("./9" [pid 4002] <... mmap resumed>) = 0x7fa9c9825000 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 4002] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3614] close(3 [pid 3610] mkdir("./10", 0777 [pid 4002] <... mprotect resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 4002] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] rmdir("./9" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4004 attached ./strace-static-x86_64: Process 4003 attached [pid 3614] <... rmdir resumed>) = 0 [pid 4004] set_robust_list(0x5555566ee5e0, 24 [pid 4003] set_robust_list(0x7fa9c98459e0, 24 [pid 4002] <... clone resumed>, parent_tid=[30], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 30 [pid 3614] mkdir("./10", 0777 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 29 [pid 4004] <... set_robust_list resumed>) = 0 [pid 4003] <... set_robust_list resumed>) = 0 [pid 4002] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... mkdir resumed>) = 0 [pid 4004] chdir("./10" [pid 4003] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4002] <... futex resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4004] <... chdir resumed>) = 0 [pid 4003] <... openat resumed>) = 3 [pid 4002] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000}./strace-static-x86_64: Process 4005 attached [pid 4004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4003] ioctl(3, USB_RAW_IOCTL_INIT [pid 4005] set_robust_list(0x5555566ee5e0, 24 [pid 4004] <... prctl resumed>) = 0 [pid 4003] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 29 [pid 4005] <... set_robust_list resumed>) = 0 [pid 4004] setpgid(0, 0 [pid 4003] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4005] chdir("./10" [pid 4004] <... setpgid resumed>) = 0 [pid 4003] <... ioctl resumed>, 0) = 0 [pid 4005] <... chdir resumed>) = 0 [pid 4004] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4004] <... symlink resumed>) = 0 [pid 4003] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4005] <... prctl resumed>) = 0 [pid 4004] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4005] setpgid(0, 0 [pid 4004] <... symlink resumed>) = 0 [pid 4005] <... setpgid resumed>) = 0 [pid 4004] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4005] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4004] <... symlink resumed>) = 0 [pid 4005] <... symlink resumed>) = 0 [pid 4004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4005] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4004] <... openat resumed>) = 3 [pid 4005] <... symlink resumed>) = 0 [pid 4004] write(3, "1000", 4 [pid 4005] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4004] <... write resumed>) = 4 [pid 4005] <... symlink resumed>) = 0 [pid 4004] close(3 [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4004] <... close resumed>) = 0 [pid 4004] read(200, [pid 4005] <... openat resumed>) = 3 [pid 4004] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] write(3, "1000", 4 [pid 4004] symlink("/dev/binderfs", "./binderfs" [pid 4005] <... write resumed>) = 4 [pid 4004] <... symlink resumed>) = 0 [pid 4005] close(3 [pid 4004] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... close resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 4005] read(200, [pid 4004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4005] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4004] <... mmap resumed>) = 0x7fa9c9825000 [pid 4005] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4004] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4005] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... mprotect resumed>) = 0 [pid 4005] <... futex resumed>) = 0 [pid 4004] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4006 attached [pid 4005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4006] set_robust_list(0x7fa9c98459e0, 24 [pid 4005] <... mmap resumed>) = 0x7fa9c9825000 [pid 4004] <... clone resumed>, parent_tid=[30], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 30 [pid 4006] <... set_robust_list resumed>) = 0 [pid 4005] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4006] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4005] <... mprotect resumed>) = 0 [pid 4004] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... openat resumed>) = 3 [pid 4005] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4004] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4007 attached [pid 4006] ioctl(3, USB_RAW_IOCTL_INIT [pid 4004] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4007] set_robust_list(0x7fa9c98459e0, 24 [pid 4006] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4005] <... clone resumed>, parent_tid=[30], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 30 [pid 4007] <... set_robust_list resumed>) = 0 [pid 4006] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4005] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4005] <... futex resumed>) = 0 [pid 4007] <... openat resumed>) = 3 [pid 4006] <... ioctl resumed>, 0) = 0 [pid 4005] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4007] ioctl(3, USB_RAW_IOCTL_INIT [pid 4006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4007] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4006] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4007] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4007] <... ioctl resumed>, 0) = 0 [pid 4007] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4007] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3991] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3991] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3991] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3991] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4008 attached [pid 4008] set_robust_list(0x7fa9c98249e0, 24 [pid 3991] <... clone resumed>, parent_tid=[29], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 29 [pid 4008] <... set_robust_list resumed>) = 0 [pid 3991] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3991] <... futex resumed>) = 0 [pid 4008] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3991] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4008] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4008] <... futex resumed>) = 0 [pid 4008] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3991] close(3) = 0 [pid 3991] close(4) = -1 EBADF (Bad file descriptor) [pid 3991] close(5) = -1 EBADF (Bad file descriptor) [pid 3991] close(6) = -1 EBADF (Bad file descriptor) [pid 3991] close(7) = -1 EBADF (Bad file descriptor) [pid 3991] close(8) = -1 EBADF (Bad file descriptor) [pid 3991] close(9) = -1 EBADF (Bad file descriptor) [pid 3991] close(10) = -1 EBADF (Bad file descriptor) [pid 3991] close(11) = -1 EBADF (Bad file descriptor) [pid 3991] close(12) = -1 EBADF (Bad file descriptor) [pid 3991] close(13) = -1 EBADF (Bad file descriptor) [pid 3991] close(14) = -1 EBADF (Bad file descriptor) [pid 3991] close(15) = -1 EBADF (Bad file descriptor) [pid 3991] close(16) = -1 EBADF (Bad file descriptor) [pid 3991] close(17) = -1 EBADF (Bad file descriptor) [pid 3991] close(18) = -1 EBADF (Bad file descriptor) [pid 3991] close(19) = -1 EBADF (Bad file descriptor) [pid 3991] close(20) = -1 EBADF (Bad file descriptor) [pid 3991] close(21) = -1 EBADF (Bad file descriptor) [pid 3991] close(22) = -1 EBADF (Bad file descriptor) [pid 3991] close(23) = -1 EBADF (Bad file descriptor) [pid 3991] close(24) = -1 EBADF (Bad file descriptor) [pid 3991] close(25) = -1 EBADF (Bad file descriptor) [pid 3991] close(26) = -1 EBADF (Bad file descriptor) [pid 3991] close(27) = -1 EBADF (Bad file descriptor) [pid 3991] close(28) = -1 EBADF (Bad file descriptor) [pid 3991] close(29) = -1 EBADF (Bad file descriptor) [pid 3991] exit_group(0 [pid 4008] <... futex resumed>) = ? [pid 3992] <... ioctl resumed> ) = ? [pid 3991] <... exit_group resumed>) = ? [pid 4008] +++ exited with 0 +++ [pid 3992] +++ exited with 0 +++ [pid 3991] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./10/binderfs") = 0 [pid 3611] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./10/cgroup") = 0 [pid 3611] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./10/cgroup.net") = 0 [pid 3611] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./10/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./10") = 0 [pid 3611] mkdir("./11", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4009 attached [pid 4009] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 30 [pid 4009] <... set_robust_list resumed>) = 0 [pid 4009] chdir("./11") = 0 [pid 4009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4009] setpgid(0, 0) = 0 [pid 4009] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4009] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4009] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4009] write(3, "1000", 4) = 4 [pid 4009] close(3) = 0 [pid 4009] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4009] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4009] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4009] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4010 attached [pid 4010] set_robust_list(0x7fa9c98459e0, 24 [pid 4009] <... clone resumed>, parent_tid=[31], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 31 [pid 4010] <... set_robust_list resumed>) = 0 [pid 4009] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4009] <... futex resumed>) = 0 [pid 4010] <... openat resumed>) = 3 [pid 4009] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4010] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4010] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4010] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4010] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3994] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3994] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3994] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3994] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4011 attached [pid 4011] set_robust_list(0x7fa9c98249e0, 24 [pid 3994] <... clone resumed>, parent_tid=[32], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 32 [pid 4011] <... set_robust_list resumed>) = 0 [pid 3994] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3994] <... futex resumed>) = 0 [pid 4011] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3994] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4011] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4011] <... futex resumed>) = 0 [pid 4011] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] close(3) = 0 [pid 3994] close(4) = -1 EBADF (Bad file descriptor) [pid 3994] close(5) = -1 EBADF (Bad file descriptor) [pid 3994] close(6) = -1 EBADF (Bad file descriptor) [pid 3994] close(7) = -1 EBADF (Bad file descriptor) [pid 3994] close(8) = -1 EBADF (Bad file descriptor) [pid 3994] close(9) = -1 EBADF (Bad file descriptor) [pid 3994] close(10) = -1 EBADF (Bad file descriptor) [pid 3994] close(11) = -1 EBADF (Bad file descriptor) [pid 3994] close(12) = -1 EBADF (Bad file descriptor) [pid 3994] close(13) = -1 EBADF (Bad file descriptor) [pid 3994] close(14) = -1 EBADF (Bad file descriptor) [pid 3994] close(15) = -1 EBADF (Bad file descriptor) [pid 3994] close(16) = -1 EBADF (Bad file descriptor) [pid 3994] close(17) = -1 EBADF (Bad file descriptor) [pid 3994] close(18) = -1 EBADF (Bad file descriptor) [pid 3994] close(19) = -1 EBADF (Bad file descriptor) [pid 3994] close(20) = -1 EBADF (Bad file descriptor) [pid 3994] close(21) = -1 EBADF (Bad file descriptor) [pid 3994] close(22) = -1 EBADF (Bad file descriptor) [pid 3994] close(23) = -1 EBADF (Bad file descriptor) [pid 3994] close(24) = -1 EBADF (Bad file descriptor) [pid 3994] close(25) = -1 EBADF (Bad file descriptor) [pid 3994] close(26) = -1 EBADF (Bad file descriptor) [pid 3994] close(27) = -1 EBADF (Bad file descriptor) [pid 3994] close(28) = -1 EBADF (Bad file descriptor) [pid 3994] close(29) = -1 EBADF (Bad file descriptor) [pid 3994] exit_group(0 [pid 4011] <... futex resumed>) = ? [pid 3995] <... ioctl resumed> ) = ? [pid 3994] <... exit_group resumed>) = ? [pid 4011] +++ exited with 0 +++ [pid 3995] +++ exited with 0 +++ [pid 3994] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./12/binderfs") = 0 [pid 3613] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./12/cgroup") = 0 [pid 3613] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./12/cgroup.net") = 0 [pid 3613] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./12/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./12") = 0 [pid 3613] mkdir("./13", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4012 attached [pid 4012] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 33 [pid 4012] <... set_robust_list resumed>) = 0 [pid 4012] chdir("./13") = 0 [pid 4012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4012] setpgid(0, 0) = 0 [pid 4012] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4012] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4012] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4012] write(3, "1000", 4) = 4 [pid 4012] close(3) = 0 [pid 4012] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4012] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4012] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4012] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4012] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4013 attached [pid 4013] set_robust_list(0x7fa9c98459e0, 24 [pid 4012] <... clone resumed>, parent_tid=[34], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 34 [pid 4013] <... set_robust_list resumed>) = 0 [pid 4012] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4012] <... futex resumed>) = 0 [pid 4012] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4013] <... openat resumed>) = 3 [pid 4013] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4013] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4013] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4013] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3997] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3997] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3997] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4014 attached [pid 4014] set_robust_list(0x7fa9c98249e0, 24 [pid 3997] <... clone resumed>, parent_tid=[32], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 32 [pid 4014] <... set_robust_list resumed>) = 0 [pid 3997] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4014] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... futex resumed>) = 0 [pid 4014] <... futex resumed>) = 0 [pid 3997] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4014] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3997] close(3) = 0 [pid 3997] close(4) = -1 EBADF (Bad file descriptor) [pid 3997] close(5) = -1 EBADF (Bad file descriptor) [pid 3997] close(6) = -1 EBADF (Bad file descriptor) [pid 3997] close(7) = -1 EBADF (Bad file descriptor) [pid 3997] close(8) = -1 EBADF (Bad file descriptor) [pid 3997] close(9) = -1 EBADF (Bad file descriptor) [pid 3997] close(10) = -1 EBADF (Bad file descriptor) [pid 3997] close(11) = -1 EBADF (Bad file descriptor) [pid 3997] close(12) = -1 EBADF (Bad file descriptor) [pid 3997] close(13) = -1 EBADF (Bad file descriptor) [pid 3997] close(14) = -1 EBADF (Bad file descriptor) [pid 3997] close(15) = -1 EBADF (Bad file descriptor) [pid 3997] close(16) = -1 EBADF (Bad file descriptor) [pid 3997] close(17) = -1 EBADF (Bad file descriptor) [pid 3997] close(18) = -1 EBADF (Bad file descriptor) [pid 3997] close(19) = -1 EBADF (Bad file descriptor) [pid 3997] close(20) = -1 EBADF (Bad file descriptor) [pid 3997] close(21) = -1 EBADF (Bad file descriptor) [pid 3997] close(22) = -1 EBADF (Bad file descriptor) [pid 3997] close(23) = -1 EBADF (Bad file descriptor) [pid 3997] close(24) = -1 EBADF (Bad file descriptor) [pid 3997] close(25) = -1 EBADF (Bad file descriptor) [pid 3997] close(26) = -1 EBADF (Bad file descriptor) [pid 3997] close(27) = -1 EBADF (Bad file descriptor) [pid 3997] close(28) = -1 EBADF (Bad file descriptor) [pid 3997] close(29) = -1 EBADF (Bad file descriptor) [pid 3997] exit_group(0 [pid 4014] <... futex resumed>) = ? [pid 3998] <... ioctl resumed> ) = ? [pid 3997] <... exit_group resumed>) = ? [pid 3998] +++ exited with 0 +++ [pid 4014] +++ exited with 0 +++ [pid 3997] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./11/binderfs") = 0 [pid 3615] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./11/cgroup") = 0 [pid 3615] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./11/cgroup.net") = 0 [pid 3615] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./11/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./11") = 0 [pid 3615] mkdir("./12", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4015 attached [pid 4015] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 33 [pid 4015] chdir("./12") = 0 [pid 4015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4015] setpgid(0, 0) = 0 [pid 4015] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4015] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4015] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4015] write(3, "1000", 4) = 4 [pid 4015] close(3) = 0 [pid 4015] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4015] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4015] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4015] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4016 attached [pid 4016] set_robust_list(0x7fa9c98459e0, 24 [pid 4015] <... clone resumed>, parent_tid=[34], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 34 [pid 4016] <... set_robust_list resumed>) = 0 [pid 4015] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4015] <... futex resumed>) = 0 [pid 4016] <... openat resumed>) = 3 [pid 4015] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4016] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4016] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4016] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4016] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4002] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4002] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4002] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4017 attached [pid 4017] set_robust_list(0x7fa9c98249e0, 24 [pid 4002] <... clone resumed>, parent_tid=[31], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 31 [pid 4017] <... set_robust_list resumed>) = 0 [pid 4002] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4017] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4002] <... futex resumed>) = 0 [pid 4017] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4002] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4017] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4017] <... futex resumed>) = 0 [pid 4017] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4004] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4004] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4004] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4018 attached [pid 4018] set_robust_list(0x7fa9c98249e0, 24 [pid 4004] <... clone resumed>, parent_tid=[31], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 31 [pid 4018] <... set_robust_list resumed>) = 0 [pid 4005] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4004] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4018] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4005] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... futex resumed>) = 0 [pid 4018] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4005] <... futex resumed>) = 0 [pid 4004] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4018] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4018] <... futex resumed>) = 0 [pid 4005] <... mmap resumed>) = 0x7fa9c9804000 [pid 4018] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4005] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4019 attached [pid 4019] set_robust_list(0x7fa9c98249e0, 24 [pid 4005] <... clone resumed>, parent_tid=[31], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 31 [pid 4019] <... set_robust_list resumed>) = 0 [pid 4005] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4005] <... futex resumed>) = 0 [pid 4019] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4005] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4019] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4019] <... futex resumed>) = 0 [pid 4019] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] close(3) = 0 [pid 4002] close(4) = -1 EBADF (Bad file descriptor) [pid 4002] close(5) = -1 EBADF (Bad file descriptor) [pid 4002] close(6) = -1 EBADF (Bad file descriptor) [pid 4002] close(7) = -1 EBADF (Bad file descriptor) [pid 4002] close(8) = -1 EBADF (Bad file descriptor) [pid 4002] close(9) = -1 EBADF (Bad file descriptor) [pid 4002] close(10) = -1 EBADF (Bad file descriptor) [pid 4002] close(11) = -1 EBADF (Bad file descriptor) [pid 4002] close(12) = -1 EBADF (Bad file descriptor) [pid 4002] close(13) = -1 EBADF (Bad file descriptor) [pid 4002] close(14) = -1 EBADF (Bad file descriptor) [pid 4002] close(15) = -1 EBADF (Bad file descriptor) [pid 4002] close(16) = -1 EBADF (Bad file descriptor) [pid 4002] close(17) = -1 EBADF (Bad file descriptor) [pid 4002] close(18) = -1 EBADF (Bad file descriptor) [pid 4002] close(19) = -1 EBADF (Bad file descriptor) [pid 4002] close(20) = -1 EBADF (Bad file descriptor) [pid 4002] close(21) = -1 EBADF (Bad file descriptor) [pid 4002] close(22) = -1 EBADF (Bad file descriptor) [pid 4002] close(23) = -1 EBADF (Bad file descriptor) [pid 4002] close(24) = -1 EBADF (Bad file descriptor) [pid 4002] close(25) = -1 EBADF (Bad file descriptor) [pid 4002] close(26) = -1 EBADF (Bad file descriptor) [pid 4002] close(27) = -1 EBADF (Bad file descriptor) [pid 4002] close(28) = -1 EBADF (Bad file descriptor) [pid 4002] close(29) = -1 EBADF (Bad file descriptor) [pid 4002] exit_group(0 [pid 4017] <... futex resumed>) = ? [pid 4003] <... ioctl resumed> ) = ? [pid 4002] <... exit_group resumed>) = ? [pid 4017] +++ exited with 0 +++ [pid 4003] +++ exited with 0 +++ [pid 4002] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./11/binderfs") = 0 [pid 3612] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./11/cgroup") = 0 [pid 3612] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4004] close(3 [pid 3612] lstat("./11/cgroup.net", [pid 4005] close(3 [pid 4004] <... close resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4005] <... close resumed>) = 0 [pid 4004] close(4 [pid 4005] close(4 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./11/cgroup.net" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(5) = -1 EBADF (Bad file descriptor) [pid 4004] close(6 [pid 4005] close(5 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(7 [pid 3612] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4005] close(6 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(8 [pid 3612] lstat("./11/cgroup.cpu", [pid 4005] close(7 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(9 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4005] close(8 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(10 [pid 3612] unlink("./11/cgroup.cpu" [pid 4005] close(9 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(11 [pid 3612] <... unlink resumed>) = 0 [pid 4005] close(10 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(12 [pid 4005] close(11 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(13 [pid 3612] close(3 [pid 4005] close(12 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(14 [pid 3612] <... close resumed>) = 0 [pid 4005] close(13 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./11" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(15) = -1 EBADF (Bad file descriptor) [pid 4004] close(16 [pid 3612] <... rmdir resumed>) = 0 [pid 4005] close(14 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./12", 0777 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(17) = -1 EBADF (Bad file descriptor) [pid 4004] close(18 [pid 4005] close(15 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(19 [pid 4005] close(16 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(20) = -1 EBADF (Bad file descriptor) [pid 4004] close(21) = -1 EBADF (Bad file descriptor) [pid 4004] close(22) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4020 attached [pid 4005] close(17 [pid 4004] close(23 [pid 4020] set_robust_list(0x5555566ee5e0, 24 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 32 [pid 4005] close(18 [pid 4020] <... set_robust_list resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] chdir("./12" [pid 4005] close(19 [pid 4004] close(24 [pid 4020] <... chdir resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4005] close(20 [pid 4004] close(25 [pid 4020] <... prctl resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] setpgid(0, 0 [pid 4005] close(21 [pid 4004] close(26 [pid 4020] <... setpgid resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4005] close(22 [pid 4004] close(27 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] <... symlink resumed>) = 0 [pid 4005] close(23 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(28 [pid 4020] <... symlink resumed>) = 0 [pid 4005] close(24 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] close(29 [pid 4020] <... symlink resumed>) = 0 [pid 4005] close(25 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] exit_group(0 [pid 4020] <... openat resumed>) = 3 [pid 4018] <... futex resumed>) = ? [pid 4006] <... ioctl resumed> ) = ? [pid 4005] close(26 [pid 4004] <... exit_group resumed>) = ? [pid 4020] write(3, "1000", 4 [pid 4018] +++ exited with 0 +++ [pid 4006] +++ exited with 0 +++ [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] <... write resumed>) = 4 [pid 4005] close(27 [pid 4004] +++ exited with 0 +++ [pid 4020] close(3 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4020] <... close resumed>) = 0 [pid 4005] close(28 [pid 4020] read(200, [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] close(29 [pid 4020] symlink("/dev/binderfs", "./binderfs" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] <... symlink resumed>) = 0 [pid 4005] exit_group(0 [pid 4020] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... futex resumed>) = ? [pid 4007] <... ioctl resumed> ) = ? [pid 4005] <... exit_group resumed>) = ? [pid 3610] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4020] <... futex resumed>) = 0 [pid 4019] +++ exited with 0 +++ [pid 4007] +++ exited with 0 +++ [pid 4005] +++ exited with 0 +++ [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4020] <... mmap resumed>) = 0x7fa9c9825000 [pid 3610] <... openat resumed>) = 3 [pid 4020] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3610] fstat(3, [pid 4020] <... mprotect resumed>) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4020] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3610] getdents64(3, ./strace-static-x86_64: Process 4021 attached 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4021] set_robust_list(0x7fa9c98459e0, 24 [pid 4020] <... clone resumed>, parent_tid=[33], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 33 [pid 3614] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4021] <... set_robust_list resumed>) = 0 [pid 4020] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4021] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4020] <... futex resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] lstat("./10/binderfs", [pid 4021] <... openat resumed>) = 3 [pid 4020] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3614] <... openat resumed>) = 3 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4021] ioctl(3, USB_RAW_IOCTL_INIT [pid 3614] fstat(3, [pid 3610] unlink("./10/binderfs" [pid 4021] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4021] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3614] getdents64(3, [pid 3610] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4021] <... ioctl resumed>, 0) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4021] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./10/cgroup", [pid 4021] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4021] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] lstat("./10/binderfs", [pid 3610] unlink("./10/cgroup" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3614] unlink("./10/binderfs" [pid 3610] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./10/cgroup.net", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] lstat("./10/cgroup", [pid 3610] unlink("./10/cgroup.net" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3614] unlink("./10/cgroup" [pid 3610] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./10/cgroup.cpu" [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3614] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] getdents64(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] lstat("./10/cgroup.net", [pid 3610] close(3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... close resumed>) = 0 [pid 3614] unlink("./10/cgroup.net" [pid 3610] rmdir("./10" [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3614] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] mkdir("./11", 0777 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... mkdir resumed>) = 0 [pid 3614] lstat("./10/cgroup.cpu", [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4022 attached [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4022] set_robust_list(0x5555566ee5e0, 24 [pid 3614] unlink("./10/cgroup.cpu" [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 32 [pid 4022] <... set_robust_list resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4022] chdir("./11" [pid 3614] getdents64(3, [pid 4022] <... chdir resumed>) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] close(3 [pid 4022] <... prctl resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 4022] setpgid(0, 0 [pid 3614] rmdir("./10" [pid 4022] <... setpgid resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 4022] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3614] mkdir("./11", 0777 [pid 4022] <... symlink resumed>) = 0 [pid 4022] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3614] <... mkdir resumed>) = 0 [pid 4022] <... symlink resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4023 attached [pid 4022] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4023] set_robust_list(0x5555566ee5e0, 24 [pid 4022] <... symlink resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 32 [pid 4023] <... set_robust_list resumed>) = 0 [pid 4022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4023] chdir("./11" [pid 4022] <... openat resumed>) = 3 [pid 4023] <... chdir resumed>) = 0 [pid 4022] write(3, "1000", 4 [pid 4023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4022] <... write resumed>) = 4 [pid 4023] <... prctl resumed>) = 0 [pid 4022] close(3 [pid 4023] setpgid(0, 0 [pid 4022] <... close resumed>) = 0 [pid 4023] <... setpgid resumed>) = 0 [pid 4022] read(200, [pid 4023] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4022] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4023] <... symlink resumed>) = 0 [pid 4022] symlink("/dev/binderfs", "./binderfs" [pid 4023] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4022] <... symlink resumed>) = 0 [pid 4023] <... symlink resumed>) = 0 [pid 4022] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4022] <... futex resumed>) = 0 [pid 4023] <... symlink resumed>) = 0 [pid 4022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4022] <... mmap resumed>) = 0x7fa9c9825000 [pid 4023] <... openat resumed>) = 3 [pid 4022] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4023] write(3, "1000", 4) = 4 [pid 4022] <... mprotect resumed>) = 0 [pid 4023] close(3 [pid 4022] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4024 attached [pid 4023] <... close resumed>) = 0 [pid 4024] set_robust_list(0x7fa9c98459e0, 24 [pid 4023] read(200, [pid 4022] <... clone resumed>, parent_tid=[33], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 33 [pid 4024] <... set_robust_list resumed>) = 0 [pid 4023] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4022] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4024] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4023] symlink("/dev/binderfs", "./binderfs" [pid 4022] <... futex resumed>) = 0 [pid 4024] <... openat resumed>) = 3 [pid 4023] <... symlink resumed>) = 0 [pid 4022] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4024] ioctl(3, USB_RAW_IOCTL_INIT [pid 4023] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4024] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4023] <... futex resumed>) = 0 [pid 4024] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4024] <... ioctl resumed>, 0) = 0 [pid 4023] <... mmap resumed>) = 0x7fa9c9825000 [pid 4024] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4023] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4024] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4023] <... mprotect resumed>) = 0 [pid 4024] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4023] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4025 attached [pid 4025] set_robust_list(0x7fa9c98459e0, 24 [pid 4023] <... clone resumed>, parent_tid=[33], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 33 [pid 4025] <... set_robust_list resumed>) = 0 [pid 4023] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4023] <... futex resumed>) = 0 [pid 4025] <... openat resumed>) = 3 [pid 4023] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4025] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4025] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4025] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4025] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4009] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4009] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4009] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4009] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4026 attached [pid 4026] set_robust_list(0x7fa9c98249e0, 24 [pid 4009] <... clone resumed>, parent_tid=[32], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 32 [pid 4026] <... set_robust_list resumed>) = 0 [pid 4026] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4009] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4009] <... futex resumed>) = 0 [pid 4026] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4026] <... futex resumed>) = 0 [pid 4009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4009] close(3) = 0 [pid 4009] close(4) = -1 EBADF (Bad file descriptor) [pid 4009] close(5) = -1 EBADF (Bad file descriptor) [pid 4009] close(6) = -1 EBADF (Bad file descriptor) [pid 4009] close(7) = -1 EBADF (Bad file descriptor) [pid 4009] close(8) = -1 EBADF (Bad file descriptor) [pid 4009] close(9) = -1 EBADF (Bad file descriptor) [pid 4009] close(10) = -1 EBADF (Bad file descriptor) [pid 4009] close(11) = -1 EBADF (Bad file descriptor) [pid 4009] close(12) = -1 EBADF (Bad file descriptor) [pid 4009] close(13) = -1 EBADF (Bad file descriptor) [pid 4009] close(14) = -1 EBADF (Bad file descriptor) [pid 4009] close(15) = -1 EBADF (Bad file descriptor) [pid 4009] close(16) = -1 EBADF (Bad file descriptor) [pid 4009] close(17) = -1 EBADF (Bad file descriptor) [pid 4009] close(18) = -1 EBADF (Bad file descriptor) [pid 4009] close(19) = -1 EBADF (Bad file descriptor) [pid 4009] close(20) = -1 EBADF (Bad file descriptor) [pid 4009] close(21) = -1 EBADF (Bad file descriptor) [pid 4009] close(22) = -1 EBADF (Bad file descriptor) [pid 4009] close(23) = -1 EBADF (Bad file descriptor) [pid 4009] close(24) = -1 EBADF (Bad file descriptor) [pid 4009] close(25) = -1 EBADF (Bad file descriptor) [pid 4009] close(26) = -1 EBADF (Bad file descriptor) [pid 4009] close(27) = -1 EBADF (Bad file descriptor) [pid 4009] close(28) = -1 EBADF (Bad file descriptor) [pid 4009] close(29) = -1 EBADF (Bad file descriptor) [pid 4009] exit_group(0) = ? [pid 4026] <... futex resumed>) = ? [pid 4010] <... ioctl resumed> ) = ? [pid 4026] +++ exited with 0 +++ [pid 4010] +++ exited with 0 +++ [pid 4009] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./11/binderfs") = 0 [pid 3611] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./11/cgroup") = 0 [pid 3611] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./11/cgroup.net") = 0 [pid 3611] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./11/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./11") = 0 [pid 3611] mkdir("./12", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4027 attached [pid 4027] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 33 [pid 4027] <... set_robust_list resumed>) = 0 [pid 4027] chdir("./12") = 0 [pid 4027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4027] setpgid(0, 0) = 0 [pid 4027] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4027] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4027] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4027] write(3, "1000", 4) = 4 [pid 4027] close(3) = 0 [pid 4027] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4027] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4027] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4027] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4027] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4028 attached [pid 4028] set_robust_list(0x7fa9c98459e0, 24 [pid 4027] <... clone resumed>, parent_tid=[34], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 34 [pid 4028] <... set_robust_list resumed>) = 0 [pid 4027] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4027] <... futex resumed>) = 0 [pid 4028] <... openat resumed>) = 3 [pid 4027] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4028] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4028] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4012] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4012] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4012] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4012] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4029 attached [pid 4029] set_robust_list(0x7fa9c98249e0, 24 [pid 4012] <... clone resumed>, parent_tid=[35], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 35 [pid 4029] <... set_robust_list resumed>) = 0 [pid 4012] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4012] <... futex resumed>) = 0 [pid 4029] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4012] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4029] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4029] <... futex resumed>) = 0 [pid 4029] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] close(3) = 0 [pid 4012] close(4) = -1 EBADF (Bad file descriptor) [pid 4012] close(5) = -1 EBADF (Bad file descriptor) [pid 4012] close(6) = -1 EBADF (Bad file descriptor) [pid 4012] close(7) = -1 EBADF (Bad file descriptor) [pid 4012] close(8) = -1 EBADF (Bad file descriptor) [pid 4012] close(9) = -1 EBADF (Bad file descriptor) [pid 4012] close(10) = -1 EBADF (Bad file descriptor) [pid 4012] close(11) = -1 EBADF (Bad file descriptor) [pid 4012] close(12) = -1 EBADF (Bad file descriptor) [pid 4012] close(13) = -1 EBADF (Bad file descriptor) [pid 4012] close(14) = -1 EBADF (Bad file descriptor) [pid 4012] close(15) = -1 EBADF (Bad file descriptor) [pid 4012] close(16) = -1 EBADF (Bad file descriptor) [pid 4012] close(17) = -1 EBADF (Bad file descriptor) [pid 4012] close(18) = -1 EBADF (Bad file descriptor) [pid 4012] close(19) = -1 EBADF (Bad file descriptor) [pid 4012] close(20) = -1 EBADF (Bad file descriptor) [pid 4012] close(21) = -1 EBADF (Bad file descriptor) [pid 4012] close(22) = -1 EBADF (Bad file descriptor) [pid 4012] close(23) = -1 EBADF (Bad file descriptor) [pid 4012] close(24) = -1 EBADF (Bad file descriptor) [pid 4012] close(25) = -1 EBADF (Bad file descriptor) [pid 4012] close(26) = -1 EBADF (Bad file descriptor) [pid 4012] close(27) = -1 EBADF (Bad file descriptor) [pid 4012] close(28) = -1 EBADF (Bad file descriptor) [pid 4012] close(29) = -1 EBADF (Bad file descriptor) [pid 4012] exit_group(0 [pid 4029] <... futex resumed>) = ? [pid 4013] <... ioctl resumed> ) = ? [pid 4012] <... exit_group resumed>) = ? [pid 4029] +++ exited with 0 +++ [pid 4013] +++ exited with 0 +++ [pid 4012] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./13/binderfs") = 0 [pid 3613] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./13/cgroup") = 0 [pid 3613] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./13/cgroup.net") = 0 [pid 3613] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./13/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./13") = 0 [pid 3613] mkdir("./14", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4030 attached [pid 4030] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 36 [pid 4030] <... set_robust_list resumed>) = 0 [pid 4030] chdir("./14") = 0 [pid 4030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4030] setpgid(0, 0) = 0 [pid 4030] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4030] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4030] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4030] write(3, "1000", 4) = 4 [pid 4030] close(3) = 0 [pid 4030] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4030] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4030] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4030] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4031 attached [pid 4031] set_robust_list(0x7fa9c98459e0, 24 [pid 4030] <... clone resumed>, parent_tid=[37], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 37 [pid 4031] <... set_robust_list resumed>) = 0 [pid 4030] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4030] <... futex resumed>) = 0 [pid 4031] <... openat resumed>) = 3 [pid 4030] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4031] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4031] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4031] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4031] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4015] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4015] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4015] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4015] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4032 attached [pid 4032] set_robust_list(0x7fa9c98249e0, 24 [pid 4015] <... clone resumed>, parent_tid=[35], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 35 [pid 4032] <... set_robust_list resumed>) = 0 [pid 4015] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4015] <... futex resumed>) = 0 [pid 4032] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4015] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4032] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4032] <... futex resumed>) = 0 [pid 4032] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] close(3) = 0 [pid 4015] close(4) = -1 EBADF (Bad file descriptor) [pid 4015] close(5) = -1 EBADF (Bad file descriptor) [pid 4015] close(6) = -1 EBADF (Bad file descriptor) [pid 4015] close(7) = -1 EBADF (Bad file descriptor) [pid 4015] close(8) = -1 EBADF (Bad file descriptor) [pid 4015] close(9) = -1 EBADF (Bad file descriptor) [pid 4015] close(10) = -1 EBADF (Bad file descriptor) [pid 4015] close(11) = -1 EBADF (Bad file descriptor) [pid 4015] close(12) = -1 EBADF (Bad file descriptor) [pid 4015] close(13) = -1 EBADF (Bad file descriptor) [pid 4015] close(14) = -1 EBADF (Bad file descriptor) [pid 4015] close(15) = -1 EBADF (Bad file descriptor) [pid 4015] close(16) = -1 EBADF (Bad file descriptor) [pid 4015] close(17) = -1 EBADF (Bad file descriptor) [pid 4015] close(18) = -1 EBADF (Bad file descriptor) [pid 4015] close(19) = -1 EBADF (Bad file descriptor) [pid 4015] close(20) = -1 EBADF (Bad file descriptor) [pid 4015] close(21) = -1 EBADF (Bad file descriptor) [pid 4015] close(22) = -1 EBADF (Bad file descriptor) [pid 4015] close(23) = -1 EBADF (Bad file descriptor) [pid 4015] close(24) = -1 EBADF (Bad file descriptor) [pid 4015] close(25) = -1 EBADF (Bad file descriptor) [pid 4015] close(26) = -1 EBADF (Bad file descriptor) [pid 4015] close(27) = -1 EBADF (Bad file descriptor) [pid 4015] close(28) = -1 EBADF (Bad file descriptor) [pid 4015] close(29) = -1 EBADF (Bad file descriptor) [pid 4015] exit_group(0 [pid 4032] <... futex resumed>) = ? [pid 4016] <... ioctl resumed> ) = ? [pid 4015] <... exit_group resumed>) = ? [pid 4032] +++ exited with 0 +++ [pid 4016] +++ exited with 0 +++ [pid 4015] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./12/binderfs") = 0 [pid 3615] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./12/cgroup") = 0 [pid 3615] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./12/cgroup.net") = 0 [pid 3615] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./12/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./12") = 0 [pid 3615] mkdir("./13", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4033 attached [pid 4033] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 36 [pid 4033] chdir("./13") = 0 [pid 4033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4033] setpgid(0, 0) = 0 [pid 4033] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4033] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4033] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4033] write(3, "1000", 4) = 4 [pid 4033] close(3) = 0 [pid 4033] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4033] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4033] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4033] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4033] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4034 attached [pid 4034] set_robust_list(0x7fa9c98459e0, 24 [pid 4033] <... clone resumed>, parent_tid=[37], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 37 [pid 4034] <... set_robust_list resumed>) = 0 [pid 4033] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4033] <... futex resumed>) = 0 [pid 4034] <... openat resumed>) = 3 [pid 4033] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4034] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4034] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4034] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4034] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4020] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4020] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4020] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4035 attached [pid 4035] set_robust_list(0x7fa9c98249e0, 24 [pid 4020] <... clone resumed>, parent_tid=[34], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 34 [pid 4035] <... set_robust_list resumed>) = 0 [pid 4020] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4020] <... futex resumed>) = 0 [pid 4035] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4020] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4035] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4035] <... futex resumed>) = 0 [pid 4035] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4022] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4022] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4022] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4022] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4036 attached [pid 4036] set_robust_list(0x7fa9c98249e0, 24 [pid 4022] <... clone resumed>, parent_tid=[34], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 34 [pid 4036] <... set_robust_list resumed>) = 0 [pid 4022] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4022] <... futex resumed>) = 0 [pid 4036] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4022] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4036] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = 0 [pid 4036] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4023] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4023] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4023] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4023] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4023] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4037 attached [pid 4037] set_robust_list(0x7fa9c98249e0, 24 [pid 4023] <... clone resumed>, parent_tid=[34], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 34 [pid 4037] <... set_robust_list resumed>) = 0 [pid 4023] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4023] <... futex resumed>) = 0 [pid 4037] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4023] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4037] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4037] <... futex resumed>) = 0 [pid 4037] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4020] close(3) = 0 [pid 4020] close(4) = -1 EBADF (Bad file descriptor) [pid 4020] close(5) = -1 EBADF (Bad file descriptor) [pid 4020] close(6) = -1 EBADF (Bad file descriptor) [pid 4020] close(7) = -1 EBADF (Bad file descriptor) [pid 4020] close(8) = -1 EBADF (Bad file descriptor) [pid 4020] close(9) = -1 EBADF (Bad file descriptor) [pid 4020] close(10) = -1 EBADF (Bad file descriptor) [pid 4020] close(11) = -1 EBADF (Bad file descriptor) [pid 4020] close(12) = -1 EBADF (Bad file descriptor) [pid 4020] close(13) = -1 EBADF (Bad file descriptor) [pid 4020] close(14) = -1 EBADF (Bad file descriptor) [pid 4020] close(15) = -1 EBADF (Bad file descriptor) [pid 4020] close(16) = -1 EBADF (Bad file descriptor) [pid 4020] close(17) = -1 EBADF (Bad file descriptor) [pid 4020] close(18) = -1 EBADF (Bad file descriptor) [pid 4020] close(19) = -1 EBADF (Bad file descriptor) [pid 4020] close(20) = -1 EBADF (Bad file descriptor) [pid 4020] close(21) = -1 EBADF (Bad file descriptor) [pid 4020] close(22) = -1 EBADF (Bad file descriptor) [pid 4020] close(23) = -1 EBADF (Bad file descriptor) [pid 4020] close(24) = -1 EBADF (Bad file descriptor) [pid 4020] close(25) = -1 EBADF (Bad file descriptor) [pid 4020] close(26) = -1 EBADF (Bad file descriptor) [pid 4020] close(27) = -1 EBADF (Bad file descriptor) [pid 4020] close(28) = -1 EBADF (Bad file descriptor) [pid 4020] close(29) = -1 EBADF (Bad file descriptor) [pid 4020] exit_group(0 [pid 4035] <... futex resumed>) = ? [pid 4021] <... ioctl resumed> ) = ? [pid 4020] <... exit_group resumed>) = ? [pid 4035] +++ exited with 0 +++ [pid 4021] +++ exited with 0 +++ [pid 4020] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./12/binderfs") = 0 [pid 3612] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./12/cgroup") = 0 [pid 3612] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./12/cgroup.net") = 0 [pid 3612] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./12/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./12") = 0 [pid 3612] mkdir("./13", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4038 attached [pid 4038] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 35 [pid 4038] <... set_robust_list resumed>) = 0 [pid 4038] chdir("./13") = 0 [pid 4038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4038] setpgid(0, 0) = 0 [pid 4038] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4038] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4038] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4038] write(3, "1000", 4) = 4 [pid 4038] close(3) = 0 [pid 4038] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4038] symlink("/dev/binderfs", "./binderfs" [pid 4022] close(3) = 0 [pid 4022] close(4) = -1 EBADF (Bad file descriptor) [pid 4038] <... symlink resumed>) = 0 [pid 4022] close(5) = -1 EBADF (Bad file descriptor) [pid 4038] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] close(6 [pid 4038] <... futex resumed>) = 0 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4022] close(7 [pid 4038] <... mmap resumed>) = 0x7fa9c9825000 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4022] close(8) = -1 EBADF (Bad file descriptor) [pid 4038] <... mprotect resumed>) = 0 [pid 4038] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[36], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 36 [pid 4038] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 4039 attached [pid 4038] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4022] close(9 [pid 4039] set_robust_list(0x7fa9c98459e0, 24 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... set_robust_list resumed>) = 0 [pid 4022] close(10) = -1 EBADF (Bad file descriptor) [pid 4039] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4022] close(11 [pid 4039] <... openat resumed>) = 3 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] ioctl(3, USB_RAW_IOCTL_INIT [pid 4022] close(12 [pid 4039] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4022] close(13 [pid 4039] <... ioctl resumed>, 0) = 0 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4022] close(14 [pid 4039] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4022] close(15) = -1 EBADF (Bad file descriptor) [pid 4022] close(16) = -1 EBADF (Bad file descriptor) [pid 4022] close(17) = -1 EBADF (Bad file descriptor) [pid 4022] close(18) = -1 EBADF (Bad file descriptor) [pid 4022] close(19) = -1 EBADF (Bad file descriptor) [pid 4022] close(20) = -1 EBADF (Bad file descriptor) [pid 4022] close(21 [pid 4023] close(3 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = 0 [pid 4022] close(22 [pid 4023] close(4 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] close(23 [pid 4023] close(5 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] close(24 [pid 4023] close(6 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] close(25 [pid 4023] close(7 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] close(26 [pid 4023] close(8 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] close(27 [pid 4023] close(9 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] close(28 [pid 4023] close(10 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] close(29 [pid 4023] close(11 [pid 4022] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] exit_group(0 [pid 4023] close(12 [pid 4036] <... futex resumed>) = ? [pid 4024] <... ioctl resumed> ) = ? [pid 4022] <... exit_group resumed>) = ? [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] close(13 [pid 4036] +++ exited with 0 +++ [pid 4024] +++ exited with 0 +++ [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4023] close(14 [pid 4022] +++ exited with 0 +++ [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4023] close(15) = -1 EBADF (Bad file descriptor) [pid 4023] close(16) = -1 EBADF (Bad file descriptor) [pid 4023] close(17) = -1 EBADF (Bad file descriptor) [pid 4023] close(18 [pid 3610] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4023] close(19 [pid 3610] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... openat resumed>) = 3 [pid 4023] close(20 [pid 3610] fstat(3, [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4023] close(21 [pid 3610] getdents64(3, [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4023] close(22 [pid 3610] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4023] close(23 [pid 3610] lstat("./11/binderfs", [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4023] close(24 [pid 3610] unlink("./11/binderfs" [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4023] close(25 [pid 3610] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4023] close(26 [pid 3610] lstat("./11/cgroup", [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4023] close(27 [pid 3610] unlink("./11/cgroup" [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4023] close(28 [pid 3610] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4023] close(29 [pid 3610] lstat("./11/cgroup.net", [pid 4023] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4023] exit_group(0 [pid 3610] unlink("./11/cgroup.net" [pid 4037] <... futex resumed>) = ? [pid 4025] <... ioctl resumed> ) = ? [pid 4023] <... exit_group resumed>) = ? [pid 3610] <... unlink resumed>) = 0 [pid 4037] +++ exited with 0 +++ [pid 4025] +++ exited with 0 +++ [pid 4023] +++ exited with 0 +++ [pid 3610] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3610] lstat("./11/cgroup.cpu", [pid 3614] <... restart_syscall resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./11/cgroup.cpu") = 0 [pid 3614] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] getdents64(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 3614] fstat(3, [pid 3610] rmdir("./11" [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3614] getdents64(3, [pid 3610] mkdir("./12", 0777 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] <... mkdir resumed>) = 0 [pid 3614] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4040 attached [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4040] set_robust_list(0x5555566ee5e0, 24 [pid 3614] lstat("./11/binderfs", [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 35 [pid 4040] <... set_robust_list resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4040] chdir("./12" [pid 3614] unlink("./11/binderfs" [pid 4040] <... chdir resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4040] <... prctl resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4040] setpgid(0, 0 [pid 3614] lstat("./11/cgroup", [pid 4040] <... setpgid resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./11/cgroup" [pid 4040] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3614] <... unlink resumed>) = 0 [pid 3614] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4040] <... symlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4040] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3614] lstat("./11/cgroup.net", [pid 4040] <... symlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4040] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3614] unlink("./11/cgroup.net" [pid 4040] <... symlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4040] <... openat resumed>) = 3 [pid 3614] lstat("./11/cgroup.cpu", [pid 4040] write(3, "1000", 4 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4040] <... write resumed>) = 4 [pid 3614] unlink("./11/cgroup.cpu" [pid 4040] close(3 [pid 3614] <... unlink resumed>) = 0 [pid 4040] <... close resumed>) = 0 [pid 3614] getdents64(3, [pid 4040] read(200, [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4040] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] close(3 [pid 4040] symlink("/dev/binderfs", "./binderfs" [pid 3614] <... close resumed>) = 0 [pid 3614] rmdir("./11" [pid 4040] <... symlink resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 4040] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./12", 0777 [pid 4040] <... futex resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 4040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4041 attached [pid 4040] <... mmap resumed>) = 0x7fa9c9825000 [pid 4041] set_robust_list(0x5555566ee5e0, 24 [pid 4040] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 35 [pid 4041] <... set_robust_list resumed>) = 0 [pid 4040] <... mprotect resumed>) = 0 [pid 4041] chdir("./12") = 0 [pid 4040] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4042 attached [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4042] set_robust_list(0x7fa9c98459e0, 24 [pid 4041] <... prctl resumed>) = 0 [pid 4040] <... clone resumed>, parent_tid=[36], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 36 [pid 4042] <... set_robust_list resumed>) = 0 [pid 4041] setpgid(0, 0 [pid 4040] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4041] <... setpgid resumed>) = 0 [pid 4040] <... futex resumed>) = 0 [pid 4042] <... openat resumed>) = 3 [pid 4041] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4042] ioctl(3, USB_RAW_IOCTL_INIT [pid 4040] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4042] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4041] <... symlink resumed>) = 0 [pid 4042] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4041] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4042] <... ioctl resumed>, 0) = 0 [pid 4042] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4042] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4041] <... symlink resumed>) = 0 [pid 4041] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4041] write(3, "1000", 4) = 4 [pid 4041] close(3) = 0 [pid 4041] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4041] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4041] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4041] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4043 attached [pid 4043] set_robust_list(0x7fa9c98459e0, 24 [pid 4041] <... clone resumed>, parent_tid=[36], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 36 [pid 4043] <... set_robust_list resumed>) = 0 [pid 4041] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4041] <... futex resumed>) = 0 [pid 4043] <... openat resumed>) = 3 [pid 4041] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4043] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4043] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4043] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4043] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4027] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4027] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4027] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4027] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4044 attached [pid 4044] set_robust_list(0x7fa9c98249e0, 24 [pid 4027] <... clone resumed>, parent_tid=[35], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 35 [pid 4044] <... set_robust_list resumed>) = 0 [pid 4027] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4027] <... futex resumed>) = 0 [pid 4044] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4044] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4027] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4044] <... futex resumed>) = 0 [pid 4027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4044] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4027] close(3) = 0 [pid 4027] close(4) = -1 EBADF (Bad file descriptor) [pid 4027] close(5) = -1 EBADF (Bad file descriptor) [pid 4027] close(6) = -1 EBADF (Bad file descriptor) [pid 4027] close(7) = -1 EBADF (Bad file descriptor) [pid 4027] close(8) = -1 EBADF (Bad file descriptor) [pid 4027] close(9) = -1 EBADF (Bad file descriptor) [pid 4027] close(10) = -1 EBADF (Bad file descriptor) [pid 4027] close(11) = -1 EBADF (Bad file descriptor) [pid 4027] close(12) = -1 EBADF (Bad file descriptor) [pid 4027] close(13) = -1 EBADF (Bad file descriptor) [pid 4027] close(14) = -1 EBADF (Bad file descriptor) [pid 4027] close(15) = -1 EBADF (Bad file descriptor) [pid 4027] close(16) = -1 EBADF (Bad file descriptor) [pid 4027] close(17) = -1 EBADF (Bad file descriptor) [pid 4027] close(18) = -1 EBADF (Bad file descriptor) [pid 4027] close(19) = -1 EBADF (Bad file descriptor) [pid 4027] close(20) = -1 EBADF (Bad file descriptor) [pid 4027] close(21) = -1 EBADF (Bad file descriptor) [pid 4027] close(22) = -1 EBADF (Bad file descriptor) [pid 4027] close(23) = -1 EBADF (Bad file descriptor) [pid 4027] close(24) = -1 EBADF (Bad file descriptor) [pid 4027] close(25) = -1 EBADF (Bad file descriptor) [pid 4027] close(26) = -1 EBADF (Bad file descriptor) [pid 4027] close(27) = -1 EBADF (Bad file descriptor) [pid 4027] close(28) = -1 EBADF (Bad file descriptor) [pid 4027] close(29) = -1 EBADF (Bad file descriptor) [pid 4027] exit_group(0 [pid 4044] <... futex resumed>) = ? [pid 4028] <... ioctl resumed> ) = ? [pid 4027] <... exit_group resumed>) = ? [pid 4044] +++ exited with 0 +++ [pid 4028] +++ exited with 0 +++ [pid 4027] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=1, si_stime=3} --- [pid 3611] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./12/binderfs") = 0 [pid 3611] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./12/cgroup") = 0 [pid 3611] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./12/cgroup.net") = 0 [pid 3611] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./12/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./12") = 0 [pid 3611] mkdir("./13", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4045 attached [pid 4045] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 36 [pid 4045] <... set_robust_list resumed>) = 0 [pid 4045] chdir("./13") = 0 [pid 4045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4045] setpgid(0, 0) = 0 [pid 4045] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4045] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4045] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4045] write(3, "1000", 4) = 4 [pid 4045] close(3) = 0 [pid 4045] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4045] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4045] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4045] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4045] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4046 attached [pid 4046] set_robust_list(0x7fa9c98459e0, 24 [pid 4045] <... clone resumed>, parent_tid=[37], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 37 [pid 4046] <... set_robust_list resumed>) = 0 [pid 4045] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4045] <... futex resumed>) = 0 [pid 4046] <... openat resumed>) = 3 [pid 4045] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4046] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4046] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4046] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4046] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4030] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4030] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4030] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4030] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4047 attached [pid 4047] set_robust_list(0x7fa9c98249e0, 24 [pid 4030] <... clone resumed>, parent_tid=[38], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 38 [pid 4047] <... set_robust_list resumed>) = 0 [pid 4030] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4030] <... futex resumed>) = 0 [pid 4047] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4030] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4047] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... futex resumed>) = 0 [pid 4047] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4030] close(3) = 0 [pid 4030] close(4) = -1 EBADF (Bad file descriptor) [pid 4030] close(5) = -1 EBADF (Bad file descriptor) [pid 4030] close(6) = -1 EBADF (Bad file descriptor) [pid 4030] close(7) = -1 EBADF (Bad file descriptor) [pid 4030] close(8) = -1 EBADF (Bad file descriptor) [pid 4030] close(9) = -1 EBADF (Bad file descriptor) [pid 4030] close(10) = -1 EBADF (Bad file descriptor) [pid 4030] close(11) = -1 EBADF (Bad file descriptor) [pid 4030] close(12) = -1 EBADF (Bad file descriptor) [pid 4030] close(13) = -1 EBADF (Bad file descriptor) [pid 4030] close(14) = -1 EBADF (Bad file descriptor) [pid 4030] close(15) = -1 EBADF (Bad file descriptor) [pid 4030] close(16) = -1 EBADF (Bad file descriptor) [pid 4030] close(17) = -1 EBADF (Bad file descriptor) [pid 4030] close(18) = -1 EBADF (Bad file descriptor) [pid 4030] close(19) = -1 EBADF (Bad file descriptor) [pid 4030] close(20) = -1 EBADF (Bad file descriptor) [pid 4030] close(21) = -1 EBADF (Bad file descriptor) [pid 4030] close(22) = -1 EBADF (Bad file descriptor) [pid 4030] close(23) = -1 EBADF (Bad file descriptor) [pid 4030] close(24) = -1 EBADF (Bad file descriptor) [pid 4030] close(25) = -1 EBADF (Bad file descriptor) [pid 4030] close(26) = -1 EBADF (Bad file descriptor) [pid 4030] close(27) = -1 EBADF (Bad file descriptor) [pid 4030] close(28) = -1 EBADF (Bad file descriptor) [pid 4030] close(29) = -1 EBADF (Bad file descriptor) [pid 4030] exit_group(0 [pid 4047] <... futex resumed>) = ? [pid 4031] <... ioctl resumed> ) = ? [pid 4030] <... exit_group resumed>) = ? [pid 4047] +++ exited with 0 +++ [pid 4031] +++ exited with 0 +++ [pid 4030] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./14/binderfs") = 0 [pid 3613] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./14/cgroup") = 0 [pid 3613] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./14/cgroup.net") = 0 [pid 3613] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./14/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./14") = 0 [pid 3613] mkdir("./15", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4048 attached [pid 4048] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 39 [pid 4048] <... set_robust_list resumed>) = 0 [pid 4048] chdir("./15") = 0 [pid 4048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4048] setpgid(0, 0) = 0 [pid 4048] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4048] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4048] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4048] write(3, "1000", 4) = 4 [pid 4048] close(3) = 0 [pid 4048] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4048] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4048] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4048] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4048] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4049 attached [pid 4049] set_robust_list(0x7fa9c98459e0, 24 [pid 4048] <... clone resumed>, parent_tid=[40], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 40 [pid 4049] <... set_robust_list resumed>) = 0 [pid 4048] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4048] <... futex resumed>) = 0 [pid 4049] <... openat resumed>) = 3 [pid 4048] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4049] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4049] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4033] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4033] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4033] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4050 attached , parent_tid=[38], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 38 [pid 4050] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4050] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4033] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] <... futex resumed>) = 0 [pid 4033] <... futex resumed>) = 1 [pid 4050] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4033] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4050] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4050] <... futex resumed>) = 0 [pid 4050] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4033] close(3) = 0 [pid 4033] close(4) = -1 EBADF (Bad file descriptor) [pid 4033] close(5) = -1 EBADF (Bad file descriptor) [pid 4033] close(6) = -1 EBADF (Bad file descriptor) [pid 4033] close(7) = -1 EBADF (Bad file descriptor) [pid 4033] close(8) = -1 EBADF (Bad file descriptor) [pid 4033] close(9) = -1 EBADF (Bad file descriptor) [pid 4033] close(10) = -1 EBADF (Bad file descriptor) [pid 4033] close(11) = -1 EBADF (Bad file descriptor) [pid 4033] close(12) = -1 EBADF (Bad file descriptor) [pid 4033] close(13) = -1 EBADF (Bad file descriptor) [pid 4033] close(14) = -1 EBADF (Bad file descriptor) [pid 4033] close(15) = -1 EBADF (Bad file descriptor) [pid 4033] close(16) = -1 EBADF (Bad file descriptor) [pid 4033] close(17) = -1 EBADF (Bad file descriptor) [pid 4033] close(18) = -1 EBADF (Bad file descriptor) [pid 4033] close(19) = -1 EBADF (Bad file descriptor) [pid 4033] close(20) = -1 EBADF (Bad file descriptor) [pid 4033] close(21) = -1 EBADF (Bad file descriptor) [pid 4033] close(22) = -1 EBADF (Bad file descriptor) [pid 4033] close(23) = -1 EBADF (Bad file descriptor) [pid 4033] close(24) = -1 EBADF (Bad file descriptor) [pid 4033] close(25) = -1 EBADF (Bad file descriptor) [pid 4033] close(26) = -1 EBADF (Bad file descriptor) [pid 4033] close(27) = -1 EBADF (Bad file descriptor) [pid 4033] close(28) = -1 EBADF (Bad file descriptor) [pid 4033] close(29) = -1 EBADF (Bad file descriptor) [pid 4033] exit_group(0 [pid 4050] <... futex resumed>) = ? [pid 4034] <... ioctl resumed> ) = ? [pid 4033] <... exit_group resumed>) = ? [pid 4050] +++ exited with 0 +++ [pid 4034] +++ exited with 0 +++ [pid 4033] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=1, si_stime=3} --- [pid 3615] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./13/binderfs") = 0 [pid 3615] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./13/cgroup") = 0 [pid 3615] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./13/cgroup.net") = 0 [pid 3615] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./13/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./13") = 0 [pid 3615] mkdir("./14", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4051 attached [pid 4051] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 39 [pid 4051] <... set_robust_list resumed>) = 0 [pid 4051] chdir("./14") = 0 [pid 4051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4051] setpgid(0, 0) = 0 [pid 4051] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4051] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4051] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4051] write(3, "1000", 4) = 4 [pid 4051] close(3) = 0 [pid 4051] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4051] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4051] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4051] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4051] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4052 attached [pid 4052] set_robust_list(0x7fa9c98459e0, 24 [pid 4051] <... clone resumed>, parent_tid=[40], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 40 [pid 4052] <... set_robust_list resumed>) = 0 [pid 4052] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4051] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] <... openat resumed>) = 3 [pid 4051] <... futex resumed>) = 0 [pid 4052] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4051] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4052] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4038] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4038] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4038] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4038] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4053 attached , parent_tid=[37], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 37 [pid 4053] set_robust_list(0x7fa9c98249e0, 24 [pid 4038] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4053] <... set_robust_list resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 4053] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4038] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4053] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4053] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4038] <... futex resumed>) = 0 [pid 4053] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4040] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4040] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4038] close(3 [pid 4040] <... mmap resumed>) = 0x7fa9c9804000 [pid 4038] <... close resumed>) = 0 [pid 4040] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4038] close(4 [pid 4040] <... mprotect resumed>) = 0 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4038] close(5./strace-static-x86_64: Process 4054 attached ) = -1 EBADF (Bad file descriptor) [pid 4054] set_robust_list(0x7fa9c98249e0, 24 [pid 4040] <... clone resumed>, parent_tid=[37], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 37 [pid 4038] close(6 [pid 4054] <... set_robust_list resumed>) = 0 [pid 4040] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4040] <... futex resumed>) = 0 [pid 4038] close(7 [pid 4054] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4040] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] close(8) = -1 EBADF (Bad file descriptor) [pid 4038] close(9) = -1 EBADF (Bad file descriptor) [pid 4038] close(10) = -1 EBADF (Bad file descriptor) [pid 4038] close(11) = -1 EBADF (Bad file descriptor) [pid 4038] close(12 [pid 4054] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] <... futex resumed>) = 1 [pid 4040] <... futex resumed>) = 0 [pid 4038] close(13 [pid 4054] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] close(14) = -1 EBADF (Bad file descriptor) [pid 4038] close(15) = -1 EBADF (Bad file descriptor) [pid 4038] close(16) = -1 EBADF (Bad file descriptor) [pid 4038] close(17) = -1 EBADF (Bad file descriptor) [pid 4038] close(18) = -1 EBADF (Bad file descriptor) [pid 4038] close(19) = -1 EBADF (Bad file descriptor) [pid 4038] close(20) = -1 EBADF (Bad file descriptor) [pid 4038] close(21) = -1 EBADF (Bad file descriptor) [pid 4038] close(22) = -1 EBADF (Bad file descriptor) [pid 4038] close(23) = -1 EBADF (Bad file descriptor) [pid 4038] close(24) = -1 EBADF (Bad file descriptor) [pid 4038] close(25) = -1 EBADF (Bad file descriptor) [pid 4038] close(26) = -1 EBADF (Bad file descriptor) [pid 4038] close(27) = -1 EBADF (Bad file descriptor) [pid 4038] close(28) = -1 EBADF (Bad file descriptor) [pid 4038] close(29 [pid 4041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] exit_group(0 [pid 4041] <... futex resumed>) = 0 [pid 4053] <... futex resumed>) = ? [pid 4041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4039] <... ioctl resumed> ) = ? [pid 4038] <... exit_group resumed>) = ? [pid 4053] +++ exited with 0 +++ [pid 4041] <... mmap resumed>) = 0x7fa9c9804000 [pid 4039] +++ exited with 0 +++ [pid 4041] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4038] +++ exited with 0 +++ [pid 4041] <... mprotect resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4041] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4055 attached [pid 4055] set_robust_list(0x7fa9c98249e0, 24 [pid 4041] <... clone resumed>, parent_tid=[37], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 37 [pid 3612] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4055] <... set_robust_list resumed>) = 0 [pid 4041] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4055] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4041] <... futex resumed>) = 0 [pid 3612] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4055] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4041] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3612] <... openat resumed>) = 3 [pid 4055] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3612] fstat(3, [pid 4055] <... futex resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4055] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./13/binderfs") = 0 [pid 3612] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./13/cgroup") = 0 [pid 3612] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./13/cgroup.net") = 0 [pid 3612] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./13/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./13") = 0 [pid 3612] mkdir("./14", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4056 attached , child_tidptr=0x5555566ee5d0) = 38 [pid 4056] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4056] chdir("./14") = 0 [pid 4056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4056] setpgid(0, 0) = 0 [pid 4056] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4056] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4056] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4056] write(3, "1000", 4) = 4 [pid 4056] close(3) = 0 [pid 4056] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4056] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4056] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4056] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4056] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4057 attached [pid 4057] set_robust_list(0x7fa9c98459e0, 24 [pid 4056] <... clone resumed>, parent_tid=[39], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 39 [pid 4057] <... set_robust_list resumed>) = 0 [pid 4056] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4056] <... futex resumed>) = 0 [pid 4057] <... openat resumed>) = 3 [pid 4056] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4057] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4057] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4057] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4057] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4040] close(3) = 0 [pid 4040] close(4) = -1 EBADF (Bad file descriptor) [pid 4040] close(5) = -1 EBADF (Bad file descriptor) [pid 4040] close(6) = -1 EBADF (Bad file descriptor) [pid 4040] close(7) = -1 EBADF (Bad file descriptor) [pid 4040] close(8) = -1 EBADF (Bad file descriptor) [pid 4040] close(9) = -1 EBADF (Bad file descriptor) [pid 4040] close(10) = -1 EBADF (Bad file descriptor) [pid 4040] close(11) = -1 EBADF (Bad file descriptor) [pid 4040] close(12) = -1 EBADF (Bad file descriptor) [pid 4040] close(13) = -1 EBADF (Bad file descriptor) [pid 4040] close(14) = -1 EBADF (Bad file descriptor) [pid 4040] close(15) = -1 EBADF (Bad file descriptor) [pid 4040] close(16) = -1 EBADF (Bad file descriptor) [pid 4040] close(17) = -1 EBADF (Bad file descriptor) [pid 4040] close(18) = -1 EBADF (Bad file descriptor) [pid 4040] close(19) = -1 EBADF (Bad file descriptor) [pid 4040] close(20) = -1 EBADF (Bad file descriptor) [pid 4040] close(21 [pid 4041] close(3 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = 0 [pid 4040] close(22 [pid 4041] close(4 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] close(23 [pid 4041] close(5 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] close(24 [pid 4041] close(6 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] close(25 [pid 4041] close(7 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] close(26 [pid 4041] close(8 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] close(27 [pid 4041] close(9 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] close(28 [pid 4041] close(10 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] close(29 [pid 4041] close(11 [pid 4040] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] exit_group(0 [pid 4041] close(12 [pid 4040] <... exit_group resumed>) = ? [pid 4054] <... futex resumed>) = ? [pid 4042] <... ioctl resumed> ) = ? [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4042] +++ exited with 0 +++ [pid 4041] close(13) = -1 EBADF (Bad file descriptor) [pid 4054] +++ exited with 0 +++ [pid 4041] close(14 [pid 4040] +++ exited with 0 +++ [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] close(15 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4041] close(16 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4041] close(17 [pid 3610] <... openat resumed>) = 3 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] fstat(3, [pid 4041] close(18 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4041] close(19 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4041] close(20 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./12/binderfs", [pid 4041] close(21 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./12/binderfs" [pid 4041] close(22 [pid 3610] <... unlink resumed>) = 0 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4041] close(23 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./12/cgroup", [pid 4041] close(24 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./12/cgroup" [pid 4041] close(25 [pid 3610] <... unlink resumed>) = 0 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4041] close(26) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4041] close(27 [pid 3610] lstat("./12/cgroup.net", [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] close(28 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./12/cgroup.net" [pid 4041] close(29) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4041] exit_group(0 [pid 3610] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4055] <... futex resumed>) = ? [pid 4043] <... ioctl resumed> ) = ? [pid 4041] <... exit_group resumed>) = ? [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4055] +++ exited with 0 +++ [pid 4043] +++ exited with 0 +++ [pid 4041] +++ exited with 0 +++ [pid 3610] lstat("./12/cgroup.cpu", [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./12/cgroup.cpu" [pid 3614] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] getdents64(3, [pid 3614] <... openat resumed>) = 3 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] fstat(3, [pid 3610] close(3 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... close resumed>) = 0 [pid 3614] getdents64(3, [pid 3610] rmdir("./12" [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] <... rmdir resumed>) = 0 [pid 3614] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] mkdir("./13", 0777 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./12/binderfs", [pid 3610] <... mkdir resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./12/binderfs"./strace-static-x86_64: Process 4058 attached ) = 0 [pid 4058] set_robust_list(0x5555566ee5e0, 24 [pid 3614] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 38 [pid 4058] <... set_robust_list resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4058] chdir("./13" [pid 3614] lstat("./12/cgroup", [pid 4058] <... chdir resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] unlink("./12/cgroup" [pid 4058] <... prctl resumed>) = 0 [pid 4058] setpgid(0, 0 [pid 3614] <... unlink resumed>) = 0 [pid 4058] <... setpgid resumed>) = 0 [pid 3614] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4058] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4058] <... symlink resumed>) = 0 [pid 3614] lstat("./12/cgroup.net", [pid 4058] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4058] <... symlink resumed>) = 0 [pid 4058] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3614] unlink("./12/cgroup.net" [pid 4058] <... symlink resumed>) = 0 [pid 4058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] <... unlink resumed>) = 0 [pid 4058] <... openat resumed>) = 3 [pid 3614] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4058] write(3, "1000", 4 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4058] <... write resumed>) = 4 [pid 3614] lstat("./12/cgroup.cpu", [pid 4058] close(3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4058] <... close resumed>) = 0 [pid 3614] unlink("./12/cgroup.cpu") = 0 [pid 4058] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] getdents64(3, [pid 4058] symlink("/dev/binderfs", "./binderfs" [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 4058] <... symlink resumed>) = 0 [pid 3614] rmdir("./12" [pid 4058] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 4058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] mkdir("./13", 0777 [pid 4058] <... mmap resumed>) = 0x7fa9c9825000 [pid 3614] <... mkdir resumed>) = 0 [pid 4058] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4059 attached [pid 4058] <... mprotect resumed>) = 0 [pid 4059] set_robust_list(0x5555566ee5e0, 24 [pid 4058] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 38 ./strace-static-x86_64: Process 4060 attached [pid 4059] <... set_robust_list resumed>) = 0 [pid 4060] set_robust_list(0x7fa9c98459e0, 24 [pid 4059] chdir("./13" [pid 4058] <... clone resumed>, parent_tid=[39], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 39 [pid 4060] <... set_robust_list resumed>) = 0 [pid 4059] <... chdir resumed>) = 0 [pid 4058] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4058] <... futex resumed>) = 0 [pid 4060] <... openat resumed>) = 3 [pid 4059] <... prctl resumed>) = 0 [pid 4058] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4060] ioctl(3, USB_RAW_IOCTL_INIT [pid 4059] setpgid(0, 0 [pid 4060] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4059] <... setpgid resumed>) = 0 [pid 4060] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4059] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4059] <... symlink resumed>) = 0 [pid 4059] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4059] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4059] write(3, "1000", 4) = 4 [pid 4059] close(3) = 0 [pid 4059] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4059] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4059] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4059] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4059] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4061 attached [pid 4061] set_robust_list(0x7fa9c98459e0, 24 [pid 4059] <... clone resumed>, parent_tid=[39], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 39 [pid 4061] <... set_robust_list resumed>) = 0 [pid 4059] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4059] <... futex resumed>) = 0 [pid 4061] <... openat resumed>) = 3 [pid 4059] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4061] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4061] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4045] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4045] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4045] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4045] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4062 attached [pid 4062] set_robust_list(0x7fa9c98249e0, 24 [pid 4045] <... clone resumed>, parent_tid=[38], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 38 [pid 4062] <... set_robust_list resumed>) = 0 [pid 4045] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4062] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4045] <... futex resumed>) = 0 [pid 4062] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4045] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4062] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4045] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4062] <... futex resumed>) = 0 [pid 4062] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4045] close(3) = 0 [pid 4045] close(4) = -1 EBADF (Bad file descriptor) [pid 4045] close(5) = -1 EBADF (Bad file descriptor) [pid 4045] close(6) = -1 EBADF (Bad file descriptor) [pid 4045] close(7) = -1 EBADF (Bad file descriptor) [pid 4045] close(8) = -1 EBADF (Bad file descriptor) [pid 4045] close(9) = -1 EBADF (Bad file descriptor) [pid 4045] close(10) = -1 EBADF (Bad file descriptor) [pid 4045] close(11) = -1 EBADF (Bad file descriptor) [pid 4045] close(12) = -1 EBADF (Bad file descriptor) [pid 4045] close(13) = -1 EBADF (Bad file descriptor) [pid 4045] close(14) = -1 EBADF (Bad file descriptor) [pid 4045] close(15) = -1 EBADF (Bad file descriptor) [pid 4045] close(16) = -1 EBADF (Bad file descriptor) [pid 4045] close(17) = -1 EBADF (Bad file descriptor) [pid 4045] close(18) = -1 EBADF (Bad file descriptor) [pid 4045] close(19) = -1 EBADF (Bad file descriptor) [pid 4045] close(20) = -1 EBADF (Bad file descriptor) [pid 4045] close(21) = -1 EBADF (Bad file descriptor) [pid 4045] close(22) = -1 EBADF (Bad file descriptor) [pid 4045] close(23) = -1 EBADF (Bad file descriptor) [pid 4045] close(24) = -1 EBADF (Bad file descriptor) [pid 4045] close(25) = -1 EBADF (Bad file descriptor) [pid 4045] close(26) = -1 EBADF (Bad file descriptor) [pid 4045] close(27) = -1 EBADF (Bad file descriptor) [pid 4045] close(28) = -1 EBADF (Bad file descriptor) [pid 4045] close(29) = -1 EBADF (Bad file descriptor) [pid 4045] exit_group(0) = ? [pid 4062] <... futex resumed>) = ? [pid 4046] <... ioctl resumed> ) = ? [pid 4062] +++ exited with 0 +++ [pid 4046] +++ exited with 0 +++ [pid 4045] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./13/binderfs") = 0 [pid 3611] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./13/cgroup") = 0 [pid 3611] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./13/cgroup.net") = 0 [pid 3611] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./13/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./13") = 0 [pid 3611] mkdir("./14", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4063 attached [pid 4063] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 39 [pid 4063] <... set_robust_list resumed>) = 0 [pid 4063] chdir("./14") = 0 [pid 4063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4063] setpgid(0, 0) = 0 [pid 4063] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4063] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4063] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4063] write(3, "1000", 4) = 4 [pid 4063] close(3) = 0 [pid 4063] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4063] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4063] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4063] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4064 attached [pid 4064] set_robust_list(0x7fa9c98459e0, 24 [pid 4063] <... clone resumed>, parent_tid=[40], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 40 [pid 4064] <... set_robust_list resumed>) = 0 [pid 4063] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4063] <... futex resumed>) = 0 [pid 4064] <... openat resumed>) = 3 [pid 4063] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4064] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4064] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4048] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4048] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4048] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4048] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4065 attached [pid 4065] set_robust_list(0x7fa9c98249e0, 24 [pid 4048] <... clone resumed>, parent_tid=[41], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 41 [pid 4065] <... set_robust_list resumed>) = 0 [pid 4048] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4048] <... futex resumed>) = 0 [pid 4065] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4048] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4065] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4065] <... futex resumed>) = 0 [pid 4065] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4048] close(3) = 0 [pid 4048] close(4) = -1 EBADF (Bad file descriptor) [pid 4048] close(5) = -1 EBADF (Bad file descriptor) [pid 4048] close(6) = -1 EBADF (Bad file descriptor) [pid 4048] close(7) = -1 EBADF (Bad file descriptor) [pid 4048] close(8) = -1 EBADF (Bad file descriptor) [pid 4048] close(9) = -1 EBADF (Bad file descriptor) [pid 4048] close(10) = -1 EBADF (Bad file descriptor) [pid 4048] close(11) = -1 EBADF (Bad file descriptor) [pid 4048] close(12) = -1 EBADF (Bad file descriptor) [pid 4048] close(13) = -1 EBADF (Bad file descriptor) [pid 4048] close(14) = -1 EBADF (Bad file descriptor) [pid 4048] close(15) = -1 EBADF (Bad file descriptor) [pid 4048] close(16) = -1 EBADF (Bad file descriptor) [pid 4048] close(17) = -1 EBADF (Bad file descriptor) [pid 4048] close(18) = -1 EBADF (Bad file descriptor) [pid 4048] close(19) = -1 EBADF (Bad file descriptor) [pid 4048] close(20) = -1 EBADF (Bad file descriptor) [pid 4048] close(21) = -1 EBADF (Bad file descriptor) [pid 4048] close(22) = -1 EBADF (Bad file descriptor) [pid 4048] close(23) = -1 EBADF (Bad file descriptor) [pid 4048] close(24) = -1 EBADF (Bad file descriptor) [pid 4048] close(25) = -1 EBADF (Bad file descriptor) [pid 4048] close(26) = -1 EBADF (Bad file descriptor) [pid 4048] close(27) = -1 EBADF (Bad file descriptor) [pid 4048] close(28) = -1 EBADF (Bad file descriptor) [pid 4048] close(29) = -1 EBADF (Bad file descriptor) [pid 4048] exit_group(0 [pid 4065] <... futex resumed>) = ? [pid 4049] <... ioctl resumed> ) = ? [pid 4048] <... exit_group resumed>) = ? [pid 4049] +++ exited with 0 +++ [pid 4065] +++ exited with 0 +++ [pid 4048] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./15/binderfs") = 0 [pid 3613] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./15/cgroup") = 0 [pid 3613] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./15/cgroup.net") = 0 [pid 3613] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./15/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./15") = 0 [pid 3613] mkdir("./16", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4066 attached , child_tidptr=0x5555566ee5d0) = 42 [pid 4066] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4066] chdir("./16") = 0 [pid 4066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4066] setpgid(0, 0) = 0 [pid 4066] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4066] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4066] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4066] write(3, "1000", 4) = 4 [pid 4066] close(3) = 0 [pid 4066] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4066] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4066] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4066] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4067 attached [pid 4067] set_robust_list(0x7fa9c98459e0, 24 [pid 4066] <... clone resumed>, parent_tid=[43], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 43 [pid 4067] <... set_robust_list resumed>) = 0 [pid 4067] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4066] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] <... futex resumed>) = 0 [pid 4066] <... futex resumed>) = 1 [pid 4067] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4066] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4067] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4067] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4067] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4067] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4051] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4051] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4051] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4051] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4068 attached , parent_tid=[41], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 41 [pid 4068] set_robust_list(0x7fa9c98249e0, 24 [pid 4051] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... set_robust_list resumed>) = 0 [pid 4051] <... futex resumed>) = 0 [pid 4068] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4051] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4068] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4068] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4051] <... futex resumed>) = 0 [pid 4068] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] close(3) = 0 [pid 4051] close(4) = -1 EBADF (Bad file descriptor) [pid 4051] close(5) = -1 EBADF (Bad file descriptor) [pid 4051] close(6) = -1 EBADF (Bad file descriptor) [pid 4051] close(7) = -1 EBADF (Bad file descriptor) [pid 4051] close(8) = -1 EBADF (Bad file descriptor) [pid 4051] close(9) = -1 EBADF (Bad file descriptor) [pid 4051] close(10) = -1 EBADF (Bad file descriptor) [pid 4051] close(11) = -1 EBADF (Bad file descriptor) [pid 4051] close(12) = -1 EBADF (Bad file descriptor) [pid 4051] close(13) = -1 EBADF (Bad file descriptor) [pid 4051] close(14) = -1 EBADF (Bad file descriptor) [pid 4051] close(15) = -1 EBADF (Bad file descriptor) [pid 4051] close(16) = -1 EBADF (Bad file descriptor) [pid 4051] close(17) = -1 EBADF (Bad file descriptor) [pid 4051] close(18) = -1 EBADF (Bad file descriptor) [pid 4051] close(19) = -1 EBADF (Bad file descriptor) [pid 4051] close(20) = -1 EBADF (Bad file descriptor) [pid 4051] close(21) = -1 EBADF (Bad file descriptor) [pid 4051] close(22) = -1 EBADF (Bad file descriptor) [pid 4051] close(23) = -1 EBADF (Bad file descriptor) [pid 4051] close(24) = -1 EBADF (Bad file descriptor) [pid 4051] close(25) = -1 EBADF (Bad file descriptor) [pid 4051] close(26) = -1 EBADF (Bad file descriptor) [pid 4051] close(27) = -1 EBADF (Bad file descriptor) [pid 4051] close(28) = -1 EBADF (Bad file descriptor) [pid 4051] close(29) = -1 EBADF (Bad file descriptor) [pid 4051] exit_group(0 [pid 4068] <... futex resumed>) = ? [pid 4052] <... ioctl resumed> ) = ? [pid 4051] <... exit_group resumed>) = ? [pid 4068] +++ exited with 0 +++ [pid 4052] +++ exited with 0 +++ [pid 4051] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./14/binderfs") = 0 [pid 3615] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./14/cgroup") = 0 [pid 3615] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./14/cgroup.net") = 0 [pid 3615] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./14/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./14") = 0 [pid 3615] mkdir("./15", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4069 attached [pid 4069] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 42 [pid 4069] <... set_robust_list resumed>) = 0 [pid 4069] chdir("./15") = 0 [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4069] setpgid(0, 0) = 0 [pid 4069] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4069] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4069] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4069] write(3, "1000", 4) = 4 [pid 4069] close(3) = 0 [pid 4069] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4069] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4069] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4069] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4070 attached [pid 4070] set_robust_list(0x7fa9c98459e0, 24 [pid 4069] <... clone resumed>, parent_tid=[43], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 43 [pid 4070] <... set_robust_list resumed>) = 0 [pid 4069] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4069] <... futex resumed>) = 0 [pid 4069] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4070] <... openat resumed>) = 3 [pid 4070] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4070] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4070] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4070] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4056] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4056] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4056] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4056] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4071 attached [pid 4071] set_robust_list(0x7fa9c98249e0, 24 [pid 4056] <... clone resumed>, parent_tid=[40], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 40 [pid 4071] <... set_robust_list resumed>) = 0 [pid 4056] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4056] <... futex resumed>) = 0 [pid 4071] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4056] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4071] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4071] <... futex resumed>) = 0 [pid 4071] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4056] close(3) = 0 [pid 4056] close(4) = -1 EBADF (Bad file descriptor) [pid 4056] close(5) = -1 EBADF (Bad file descriptor) [pid 4056] close(6) = -1 EBADF (Bad file descriptor) [pid 4056] close(7) = -1 EBADF (Bad file descriptor) [pid 4056] close(8) = -1 EBADF (Bad file descriptor) [pid 4056] close(9) = -1 EBADF (Bad file descriptor) [pid 4056] close(10) = -1 EBADF (Bad file descriptor) [pid 4056] close(11) = -1 EBADF (Bad file descriptor) [pid 4056] close(12) = -1 EBADF (Bad file descriptor) [pid 4056] close(13) = -1 EBADF (Bad file descriptor) [pid 4056] close(14) = -1 EBADF (Bad file descriptor) [pid 4056] close(15) = -1 EBADF (Bad file descriptor) [pid 4056] close(16) = -1 EBADF (Bad file descriptor) [pid 4056] close(17) = -1 EBADF (Bad file descriptor) [pid 4056] close(18) = -1 EBADF (Bad file descriptor) [pid 4056] close(19) = -1 EBADF (Bad file descriptor) [pid 4056] close(20) = -1 EBADF (Bad file descriptor) [pid 4056] close(21) = -1 EBADF (Bad file descriptor) [pid 4056] close(22) = -1 EBADF (Bad file descriptor) [pid 4056] close(23) = -1 EBADF (Bad file descriptor) [pid 4056] close(24) = -1 EBADF (Bad file descriptor) [pid 4056] close(25) = -1 EBADF (Bad file descriptor) [pid 4056] close(26) = -1 EBADF (Bad file descriptor) [pid 4056] close(27) = -1 EBADF (Bad file descriptor) [pid 4056] close(28) = -1 EBADF (Bad file descriptor) [pid 4056] close(29) = -1 EBADF (Bad file descriptor) [pid 4056] exit_group(0 [pid 4057] <... ioctl resumed> ) = ? [pid 4056] <... exit_group resumed>) = ? [pid 4057] +++ exited with 0 +++ [pid 4071] <... futex resumed>) = ? [pid 4071] +++ exited with 0 +++ [pid 4056] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./14/binderfs") = 0 [pid 3612] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./14/cgroup") = 0 [pid 3612] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./14/cgroup.net") = 0 [pid 3612] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./14/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./14") = 0 [pid 3612] mkdir("./15", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4072 attached [pid 4072] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 41 [pid 4072] <... set_robust_list resumed>) = 0 [pid 4072] chdir("./15") = 0 [pid 4072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4072] setpgid(0, 0) = 0 [pid 4072] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4072] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4072] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4072] write(3, "1000", 4) = 4 [pid 4072] close(3) = 0 [pid 4058] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4072] read(200, [pid 4058] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4058] <... futex resumed>) = 0 [pid 4072] symlink("/dev/binderfs", "./binderfs" [pid 4058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4058] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4072] <... symlink resumed>) = 0 [pid 4058] <... mprotect resumed>) = 0 [pid 4072] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4073 attached [pid 4072] <... futex resumed>) = 0 [pid 4073] set_robust_list(0x7fa9c98249e0, 24 [pid 4072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4058] <... clone resumed>, parent_tid=[40], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 40 [pid 4073] <... set_robust_list resumed>) = 0 [pid 4072] <... mmap resumed>) = 0x7fa9c9825000 [pid 4058] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4073] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4072] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4058] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4073] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4072] <... mprotect resumed>) = 0 [pid 4073] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4073] <... futex resumed>) = 1 [pid 4058] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4074 attached [pid 4073] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] set_robust_list(0x7fa9c98459e0, 24 [pid 4072] <... clone resumed>, parent_tid=[42], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 42 [pid 4074] <... set_robust_list resumed>) = 0 [pid 4072] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4074] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4074] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4072] <... futex resumed>) = 0 [pid 4074] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4072] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4074] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4074] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4059] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4059] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4059] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4059] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4075 attached [pid 4075] set_robust_list(0x7fa9c98249e0, 24 [pid 4059] <... clone resumed>, parent_tid=[40], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 40 [pid 4075] <... set_robust_list resumed>) = 0 [pid 4059] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4059] <... futex resumed>) = 0 [pid 4075] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4059] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4075] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] <... futex resumed>) = 0 [pid 4075] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4058] close(3) = 0 [pid 4058] close(4) = -1 EBADF (Bad file descriptor) [pid 4058] close(5) = -1 EBADF (Bad file descriptor) [pid 4058] close(6) = -1 EBADF (Bad file descriptor) [pid 4058] close(7) = -1 EBADF (Bad file descriptor) [pid 4058] close(8) = -1 EBADF (Bad file descriptor) [pid 4058] close(9) = -1 EBADF (Bad file descriptor) [pid 4058] close(10) = -1 EBADF (Bad file descriptor) [pid 4058] close(11) = -1 EBADF (Bad file descriptor) [pid 4058] close(12) = -1 EBADF (Bad file descriptor) [pid 4058] close(13) = -1 EBADF (Bad file descriptor) [pid 4058] close(14) = -1 EBADF (Bad file descriptor) [pid 4058] close(15) = -1 EBADF (Bad file descriptor) [pid 4058] close(16) = -1 EBADF (Bad file descriptor) [pid 4058] close(17) = -1 EBADF (Bad file descriptor) [pid 4058] close(18) = -1 EBADF (Bad file descriptor) [pid 4058] close(19) = -1 EBADF (Bad file descriptor) [pid 4058] close(20) = -1 EBADF (Bad file descriptor) [pid 4058] close(21) = -1 EBADF (Bad file descriptor) [pid 4058] close(22) = -1 EBADF (Bad file descriptor) [pid 4058] close(23) = -1 EBADF (Bad file descriptor) [pid 4058] close(24) = -1 EBADF (Bad file descriptor) [pid 4058] close(25) = -1 EBADF (Bad file descriptor) [pid 4058] close(26) = -1 EBADF (Bad file descriptor) [pid 4058] close(27) = -1 EBADF (Bad file descriptor) [pid 4058] close(28) = -1 EBADF (Bad file descriptor) [pid 4058] close(29) = -1 EBADF (Bad file descriptor) [pid 4058] exit_group(0 [pid 4073] <... futex resumed>) = ? [pid 4060] <... ioctl resumed> ) = ? [pid 4058] <... exit_group resumed>) = ? [pid 4073] +++ exited with 0 +++ [pid 4060] +++ exited with 0 +++ [pid 4058] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./13/binderfs") = 0 [pid 3610] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./13/cgroup") = 0 [pid 3610] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./13/cgroup.net" [pid 4059] close(3) = 0 [pid 4059] close(4) = -1 EBADF (Bad file descriptor) [pid 4059] close(5) = -1 EBADF (Bad file descriptor) [pid 4059] close(6) = -1 EBADF (Bad file descriptor) [pid 4059] close(7) = -1 EBADF (Bad file descriptor) [pid 4059] close(8) = -1 EBADF (Bad file descriptor) [pid 4059] close(9 [pid 3610] <... unlink resumed>) = 0 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(10 [pid 3610] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(11 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(12 [pid 3610] lstat("./13/cgroup.cpu", [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(13 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(14) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./13/cgroup.cpu" [pid 4059] close(15) = -1 EBADF (Bad file descriptor) [pid 4059] close(16 [pid 3610] <... unlink resumed>) = 0 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(17 [pid 3610] getdents64(3, [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(18 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] close(3 [pid 4059] close(19) = -1 EBADF (Bad file descriptor) [pid 3610] <... close resumed>) = 0 [pid 4059] close(20 [pid 3610] rmdir("./13" [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(21) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 4059] close(22) = -1 EBADF (Bad file descriptor) [pid 3610] mkdir("./14", 0777 [pid 4059] close(23 [pid 3610] <... mkdir resumed>) = 0 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(24 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(25) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4076 attached [pid 4059] close(26 [pid 4076] set_robust_list(0x5555566ee5e0, 24 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 41 [pid 4076] <... set_robust_list resumed>) = 0 [pid 4059] close(27 [pid 4076] chdir("./14" [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... chdir resumed>) = 0 [pid 4059] close(28 [pid 4076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... prctl resumed>) = 0 [pid 4059] close(29 [pid 4076] setpgid(0, 0 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... setpgid resumed>) = 0 [pid 4059] exit_group(0 [pid 4076] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4075] <... futex resumed>) = ? [pid 4061] <... ioctl resumed> ) = ? [pid 4059] <... exit_group resumed>) = ? [pid 4076] <... symlink resumed>) = 0 [pid 4075] +++ exited with 0 +++ [pid 4061] +++ exited with 0 +++ [pid 4076] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4059] +++ exited with 0 +++ [pid 4076] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4076] <... symlink resumed>) = 0 [pid 4076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4076] write(3, "1000", 4 [pid 3614] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4076] <... write resumed>) = 4 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4076] close(3 [pid 3614] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4076] <... close resumed>) = 0 [pid 4076] read(200, [pid 3614] <... openat resumed>) = 3 [pid 4076] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] fstat(3, [pid 4076] symlink("/dev/binderfs", "./binderfs" [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4076] <... symlink resumed>) = 0 [pid 3614] getdents64(3, [pid 4076] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4076] <... mmap resumed>) = 0x7fa9c9825000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4076] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3614] lstat("./13/binderfs", [pid 4076] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 4077 attached [pid 3614] unlink("./13/binderfs" [pid 4077] set_robust_list(0x7fa9c98459e0, 24 [pid 4076] <... clone resumed>, parent_tid=[42], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 42 [pid 4077] <... set_robust_list resumed>) = 0 [pid 4076] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 4077] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4076] <... futex resumed>) = 0 [pid 4077] <... openat resumed>) = 3 [pid 4076] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3614] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4077] ioctl(3, USB_RAW_IOCTL_INIT [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4077] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] lstat("./13/cgroup", [pid 4077] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4077] <... ioctl resumed>, 0) = 0 [pid 3614] unlink("./13/cgroup" [pid 4077] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] <... unlink resumed>) = 0 [pid 4077] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4077] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./13/cgroup.net") = 0 [pid 3614] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./13/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./13") = 0 [pid 3614] mkdir("./14", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4078 attached [pid 4078] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 41 [pid 4078] <... set_robust_list resumed>) = 0 [pid 4078] chdir("./14") = 0 [pid 4078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4078] setpgid(0, 0) = 0 [pid 4078] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4078] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4078] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4078] write(3, "1000", 4) = 4 [pid 4078] close(3) = 0 [pid 4078] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4078] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4078] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4078] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4078] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4079 attached [pid 4079] set_robust_list(0x7fa9c98459e0, 24 [pid 4078] <... clone resumed>, parent_tid=[42], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 42 [pid 4079] <... set_robust_list resumed>) = 0 [pid 4078] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4079] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4078] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4079] <... openat resumed>) = 3 [pid 4079] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4079] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4079] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4079] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4063] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4063] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4063] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4080 attached [pid 4080] set_robust_list(0x7fa9c98249e0, 24 [pid 4063] <... clone resumed>, parent_tid=[41], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 41 [pid 4080] <... set_robust_list resumed>) = 0 [pid 4063] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4063] <... futex resumed>) = 0 [pid 4080] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4063] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4080] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... futex resumed>) = 0 [pid 4080] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] close(3) = 0 [pid 4063] close(4) = -1 EBADF (Bad file descriptor) [pid 4063] close(5) = -1 EBADF (Bad file descriptor) [pid 4063] close(6) = -1 EBADF (Bad file descriptor) [pid 4063] close(7) = -1 EBADF (Bad file descriptor) [pid 4063] close(8) = -1 EBADF (Bad file descriptor) [pid 4063] close(9) = -1 EBADF (Bad file descriptor) [pid 4063] close(10) = -1 EBADF (Bad file descriptor) [pid 4063] close(11) = -1 EBADF (Bad file descriptor) [pid 4063] close(12) = -1 EBADF (Bad file descriptor) [pid 4063] close(13) = -1 EBADF (Bad file descriptor) [pid 4063] close(14) = -1 EBADF (Bad file descriptor) [pid 4063] close(15) = -1 EBADF (Bad file descriptor) [pid 4063] close(16) = -1 EBADF (Bad file descriptor) [pid 4063] close(17) = -1 EBADF (Bad file descriptor) [pid 4063] close(18) = -1 EBADF (Bad file descriptor) [pid 4063] close(19) = -1 EBADF (Bad file descriptor) [pid 4063] close(20) = -1 EBADF (Bad file descriptor) [pid 4063] close(21) = -1 EBADF (Bad file descriptor) [pid 4063] close(22) = -1 EBADF (Bad file descriptor) [pid 4063] close(23) = -1 EBADF (Bad file descriptor) [pid 4063] close(24) = -1 EBADF (Bad file descriptor) [pid 4063] close(25) = -1 EBADF (Bad file descriptor) [pid 4063] close(26) = -1 EBADF (Bad file descriptor) [pid 4063] close(27) = -1 EBADF (Bad file descriptor) [pid 4063] close(28) = -1 EBADF (Bad file descriptor) [pid 4063] close(29) = -1 EBADF (Bad file descriptor) [pid 4063] exit_group(0 [pid 4080] <... futex resumed>) = ? [pid 4064] <... ioctl resumed> ) = ? [pid 4063] <... exit_group resumed>) = ? [pid 4080] +++ exited with 0 +++ [pid 4064] +++ exited with 0 +++ [pid 4063] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./14/binderfs") = 0 [pid 3611] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./14/cgroup") = 0 [pid 3611] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./14/cgroup.net") = 0 [pid 3611] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./14/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./14") = 0 [pid 3611] mkdir("./15", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4081 attached [pid 4081] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 42 [pid 4081] <... set_robust_list resumed>) = 0 [pid 4081] chdir("./15") = 0 [pid 4081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4081] setpgid(0, 0) = 0 [pid 4081] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4081] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4081] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4081] write(3, "1000", 4) = 4 [pid 4081] close(3) = 0 [pid 4081] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4081] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4081] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4081] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4081] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4082 attached [pid 4082] set_robust_list(0x7fa9c98459e0, 24 [pid 4081] <... clone resumed>, parent_tid=[43], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 43 [pid 4082] <... set_robust_list resumed>) = 0 [pid 4081] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4081] <... futex resumed>) = 0 [pid 4082] <... openat resumed>) = 3 [pid 4081] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4082] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4082] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4082] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4082] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4066] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4066] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4066] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4066] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4083 attached [pid 4083] set_robust_list(0x7fa9c98249e0, 24 [pid 4066] <... clone resumed>, parent_tid=[44], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 44 [pid 4066] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4083] <... set_robust_list resumed>) = 0 [pid 4066] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4083] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4083] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4066] <... futex resumed>) = 0 [pid 4083] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4066] close(3) = 0 [pid 4066] close(4) = -1 EBADF (Bad file descriptor) [pid 4066] close(5) = -1 EBADF (Bad file descriptor) [pid 4066] close(6) = -1 EBADF (Bad file descriptor) [pid 4066] close(7) = -1 EBADF (Bad file descriptor) [pid 4066] close(8) = -1 EBADF (Bad file descriptor) [pid 4066] close(9) = -1 EBADF (Bad file descriptor) [pid 4066] close(10) = -1 EBADF (Bad file descriptor) [pid 4066] close(11) = -1 EBADF (Bad file descriptor) [pid 4066] close(12) = -1 EBADF (Bad file descriptor) [pid 4066] close(13) = -1 EBADF (Bad file descriptor) [pid 4066] close(14) = -1 EBADF (Bad file descriptor) [pid 4066] close(15) = -1 EBADF (Bad file descriptor) [pid 4066] close(16) = -1 EBADF (Bad file descriptor) [pid 4066] close(17) = -1 EBADF (Bad file descriptor) [pid 4066] close(18) = -1 EBADF (Bad file descriptor) [pid 4066] close(19) = -1 EBADF (Bad file descriptor) [pid 4066] close(20) = -1 EBADF (Bad file descriptor) [pid 4066] close(21) = -1 EBADF (Bad file descriptor) [pid 4066] close(22) = -1 EBADF (Bad file descriptor) [pid 4066] close(23) = -1 EBADF (Bad file descriptor) [pid 4066] close(24) = -1 EBADF (Bad file descriptor) [pid 4066] close(25) = -1 EBADF (Bad file descriptor) [pid 4066] close(26) = -1 EBADF (Bad file descriptor) [pid 4066] close(27) = -1 EBADF (Bad file descriptor) [pid 4066] close(28) = -1 EBADF (Bad file descriptor) [pid 4066] close(29) = -1 EBADF (Bad file descriptor) [pid 4066] exit_group(0 [pid 4083] <... futex resumed>) = ? [pid 4067] <... ioctl resumed> ) = ? [pid 4066] <... exit_group resumed>) = ? [pid 4067] +++ exited with 0 +++ [pid 4083] +++ exited with 0 +++ [pid 4066] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./16/binderfs") = 0 [pid 3613] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./16/cgroup") = 0 [pid 3613] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./16/cgroup.net") = 0 [pid 3613] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./16/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./16") = 0 [pid 3613] mkdir("./17", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4084 attached [pid 4084] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 45 [pid 4084] <... set_robust_list resumed>) = 0 [pid 4084] chdir("./17") = 0 [pid 4084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4084] setpgid(0, 0) = 0 [pid 4084] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4084] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4084] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4084] write(3, "1000", 4) = 4 [pid 4084] close(3) = 0 [pid 4084] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4084] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4084] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4084] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4084] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4085 attached [pid 4085] set_robust_list(0x7fa9c98459e0, 24 [pid 4084] <... clone resumed>, parent_tid=[46], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 46 [pid 4085] <... set_robust_list resumed>) = 0 [pid 4084] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4084] <... futex resumed>) = 0 [pid 4085] <... openat resumed>) = 3 [pid 4084] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4085] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4085] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4085] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4085] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4069] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4069] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4069] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4069] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4069] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4069] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4086 attached [pid 4086] set_robust_list(0x7fa9c98249e0, 24 [pid 4069] <... clone resumed>, parent_tid=[44], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 44 [pid 4086] <... set_robust_list resumed>) = 0 [pid 4069] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4069] <... futex resumed>) = 0 [pid 4086] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4069] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4086] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4086] <... futex resumed>) = 0 [pid 4086] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] close(3) = 0 [pid 4069] close(4) = -1 EBADF (Bad file descriptor) [pid 4069] close(5) = -1 EBADF (Bad file descriptor) [pid 4069] close(6) = -1 EBADF (Bad file descriptor) [pid 4069] close(7) = -1 EBADF (Bad file descriptor) [pid 4069] close(8) = -1 EBADF (Bad file descriptor) [pid 4069] close(9) = -1 EBADF (Bad file descriptor) [pid 4069] close(10) = -1 EBADF (Bad file descriptor) [pid 4069] close(11) = -1 EBADF (Bad file descriptor) [pid 4069] close(12) = -1 EBADF (Bad file descriptor) [pid 4069] close(13) = -1 EBADF (Bad file descriptor) [pid 4069] close(14) = -1 EBADF (Bad file descriptor) [pid 4069] close(15) = -1 EBADF (Bad file descriptor) [pid 4069] close(16) = -1 EBADF (Bad file descriptor) [pid 4069] close(17) = -1 EBADF (Bad file descriptor) [pid 4069] close(18) = -1 EBADF (Bad file descriptor) [pid 4069] close(19) = -1 EBADF (Bad file descriptor) [pid 4069] close(20) = -1 EBADF (Bad file descriptor) [pid 4069] close(21) = -1 EBADF (Bad file descriptor) [pid 4069] close(22) = -1 EBADF (Bad file descriptor) [pid 4069] close(23) = -1 EBADF (Bad file descriptor) [pid 4069] close(24) = -1 EBADF (Bad file descriptor) [pid 4069] close(25) = -1 EBADF (Bad file descriptor) [pid 4069] close(26) = -1 EBADF (Bad file descriptor) [pid 4069] close(27) = -1 EBADF (Bad file descriptor) [pid 4069] close(28) = -1 EBADF (Bad file descriptor) [pid 4069] close(29) = -1 EBADF (Bad file descriptor) [pid 4069] exit_group(0) = ? [pid 4086] <... futex resumed>) = ? [pid 4070] <... ioctl resumed> ) = ? [pid 4086] +++ exited with 0 +++ [pid 4070] +++ exited with 0 +++ [pid 4069] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./15/binderfs") = 0 [pid 3615] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./15/cgroup") = 0 [pid 3615] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./15/cgroup.net") = 0 [pid 3615] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./15/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./15") = 0 [pid 3615] mkdir("./16", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4087 attached [pid 4087] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 45 [pid 4087] <... set_robust_list resumed>) = 0 [pid 4087] chdir("./16") = 0 [pid 4087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4087] setpgid(0, 0) = 0 [pid 4087] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4087] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4087] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4087] write(3, "1000", 4) = 4 [pid 4087] close(3) = 0 [pid 4087] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4087] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4087] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4087] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4088 attached [pid 4088] set_robust_list(0x7fa9c98459e0, 24 [pid 4087] <... clone resumed>, parent_tid=[46], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 46 [pid 4088] <... set_robust_list resumed>) = 0 [pid 4087] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4087] <... futex resumed>) = 0 [pid 4088] <... openat resumed>) = 3 [pid 4087] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4088] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4088] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4072] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4072] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4072] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4072] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4089 attached [pid 4089] set_robust_list(0x7fa9c98249e0, 24 [pid 4072] <... clone resumed>, parent_tid=[43], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 43 [pid 4089] <... set_robust_list resumed>) = 0 [pid 4072] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4072] <... futex resumed>) = 0 [pid 4089] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4072] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4089] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4089] <... futex resumed>) = 0 [pid 4089] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4072] close(3) = 0 [pid 4072] close(4) = -1 EBADF (Bad file descriptor) [pid 4072] close(5) = -1 EBADF (Bad file descriptor) [pid 4072] close(6) = -1 EBADF (Bad file descriptor) [pid 4072] close(7) = -1 EBADF (Bad file descriptor) [pid 4072] close(8) = -1 EBADF (Bad file descriptor) [pid 4072] close(9) = -1 EBADF (Bad file descriptor) [pid 4072] close(10) = -1 EBADF (Bad file descriptor) [pid 4072] close(11) = -1 EBADF (Bad file descriptor) [pid 4072] close(12) = -1 EBADF (Bad file descriptor) [pid 4072] close(13) = -1 EBADF (Bad file descriptor) [pid 4072] close(14) = -1 EBADF (Bad file descriptor) [pid 4072] close(15) = -1 EBADF (Bad file descriptor) [pid 4072] close(16) = -1 EBADF (Bad file descriptor) [pid 4072] close(17) = -1 EBADF (Bad file descriptor) [pid 4072] close(18) = -1 EBADF (Bad file descriptor) [pid 4072] close(19) = -1 EBADF (Bad file descriptor) [pid 4072] close(20) = -1 EBADF (Bad file descriptor) [pid 4072] close(21) = -1 EBADF (Bad file descriptor) [pid 4072] close(22) = -1 EBADF (Bad file descriptor) [pid 4072] close(23) = -1 EBADF (Bad file descriptor) [pid 4072] close(24) = -1 EBADF (Bad file descriptor) [pid 4072] close(25) = -1 EBADF (Bad file descriptor) [pid 4072] close(26) = -1 EBADF (Bad file descriptor) [pid 4072] close(27) = -1 EBADF (Bad file descriptor) [pid 4072] close(28) = -1 EBADF (Bad file descriptor) [pid 4072] close(29) = -1 EBADF (Bad file descriptor) [pid 4072] exit_group(0) = ? [pid 4089] <... futex resumed>) = ? [pid 4074] <... ioctl resumed> ) = ? [pid 4089] +++ exited with 0 +++ [pid 4074] +++ exited with 0 +++ [pid 4072] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./15/binderfs") = 0 [pid 3612] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./15/cgroup") = 0 [pid 3612] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./15/cgroup.net") = 0 [pid 3612] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./15/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./15") = 0 [pid 3612] mkdir("./16", 0777 [pid 4076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3612] <... mkdir resumed>) = 0 [pid 4076] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4076] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4090 attached [pid 4076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4090] set_robust_list(0x5555566ee5e0, 24 [pid 4076] <... mmap resumed>) = 0x7fa9c9804000 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 44 [pid 4090] <... set_robust_list resumed>) = 0 [pid 4090] chdir("./16" [pid 4076] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4090] <... chdir resumed>) = 0 [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4076] <... mprotect resumed>) = 0 [pid 4090] <... prctl resumed>) = 0 [pid 4076] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4090] setpgid(0, 0./strace-static-x86_64: Process 4091 attached ) = 0 [pid 4091] set_robust_list(0x7fa9c98249e0, 24 [pid 4090] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4076] <... clone resumed>, parent_tid=[43], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 43 [pid 4091] <... set_robust_list resumed>) = 0 [pid 4090] <... symlink resumed>) = 0 [pid 4076] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4090] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4076] <... futex resumed>) = 0 [pid 4091] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4090] <... symlink resumed>) = 0 [pid 4076] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4091] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4091] <... futex resumed>) = 0 [pid 4090] <... symlink resumed>) = 0 [pid 4091] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4090] write(3, "1000", 4) = 4 [pid 4090] close(3) = 0 [pid 4090] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4090] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4090] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4090] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4092 attached [pid 4092] set_robust_list(0x7fa9c98459e0, 24 [pid 4090] <... clone resumed>, parent_tid=[45], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 45 [pid 4092] <... set_robust_list resumed>) = 0 [pid 4090] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4092] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4090] <... futex resumed>) = 0 [pid 4090] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4092] <... openat resumed>) = 3 [pid 4092] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4092] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4092] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4092] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4078] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4078] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4078] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4078] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4093 attached [pid 4093] set_robust_list(0x7fa9c98249e0, 24 [pid 4078] <... clone resumed>, parent_tid=[43], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 43 [pid 4093] <... set_robust_list resumed>) = 0 [pid 4078] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4093] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4078] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4093] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4093] <... futex resumed>) = 0 [pid 4093] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] close(3) = 0 [pid 4076] close(4) = -1 EBADF (Bad file descriptor) [pid 4076] close(5) = -1 EBADF (Bad file descriptor) [pid 4076] close(6) = -1 EBADF (Bad file descriptor) [pid 4076] close(7) = -1 EBADF (Bad file descriptor) [pid 4076] close(8) = -1 EBADF (Bad file descriptor) [pid 4076] close(9) = -1 EBADF (Bad file descriptor) [pid 4076] close(10) = -1 EBADF (Bad file descriptor) [pid 4076] close(11) = -1 EBADF (Bad file descriptor) [pid 4076] close(12) = -1 EBADF (Bad file descriptor) [pid 4076] close(13) = -1 EBADF (Bad file descriptor) [pid 4076] close(14) = -1 EBADF (Bad file descriptor) [pid 4076] close(15) = -1 EBADF (Bad file descriptor) [pid 4076] close(16) = -1 EBADF (Bad file descriptor) [pid 4076] close(17) = -1 EBADF (Bad file descriptor) [pid 4076] close(18) = -1 EBADF (Bad file descriptor) [pid 4076] close(19) = -1 EBADF (Bad file descriptor) [pid 4076] close(20) = -1 EBADF (Bad file descriptor) [pid 4076] close(21) = -1 EBADF (Bad file descriptor) [pid 4076] close(22) = -1 EBADF (Bad file descriptor) [pid 4078] close(3 [pid 4076] close(23 [pid 4078] <... close resumed>) = 0 [pid 4076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(4 [pid 4076] close(24 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(5 [pid 4076] close(25 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(6 [pid 4076] close(26 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(7 [pid 4076] close(27 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(8 [pid 4076] close(28 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(9 [pid 4076] close(29 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(10 [pid 4076] exit_group(0 [pid 4091] <... futex resumed>) = ? [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... ioctl resumed> ) = ? [pid 4076] <... exit_group resumed>) = ? [pid 4091] +++ exited with 0 +++ [pid 4078] close(11 [pid 4077] +++ exited with 0 +++ [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(12) = -1 EBADF (Bad file descriptor) [pid 4078] close(13 [pid 4076] +++ exited with 0 +++ [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(14 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4078] close(15 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(16) = -1 EBADF (Bad file descriptor) [pid 4078] close(17) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4078] close(18 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4078] close(19) = -1 EBADF (Bad file descriptor) [pid 3610] <... openat resumed>) = 3 [pid 4078] close(20 [pid 3610] fstat(3, [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(21 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4078] close(22) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4078] close(23 [pid 3610] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(24 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./14/binderfs", [pid 4078] close(25 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(26) = -1 EBADF (Bad file descriptor) [pid 4078] close(27) = -1 EBADF (Bad file descriptor) [pid 4078] close(28) = -1 EBADF (Bad file descriptor) [pid 4078] close(29) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./14/binderfs" [pid 4078] exit_group(0 [pid 4093] <... futex resumed>) = ? [pid 4079] <... ioctl resumed> ) = ? [pid 4078] <... exit_group resumed>) = ? [pid 3610] <... unlink resumed>) = 0 [pid 4093] +++ exited with 0 +++ [pid 4079] +++ exited with 0 +++ [pid 4078] +++ exited with 0 +++ [pid 3610] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./14/cgroup") = 0 [pid 3610] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] lstat("./14/cgroup.net", [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] getdents64(3, [pid 3610] unlink("./14/cgroup.net" [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./14/binderfs", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] lstat("./14/cgroup.cpu", [pid 3614] unlink("./14/binderfs") = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./14/cgroup.cpu" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./14/cgroup", [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] getdents64(3, [pid 3614] unlink("./14/cgroup" [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] close(3 [pid 3614] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] rmdir("./14" [pid 3614] lstat("./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./14/cgroup.net") = 0 [pid 3614] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3614] unlink("./14/cgroup.cpu" [pid 3610] mkdir("./15", 0777 [pid 3614] <... unlink resumed>) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3614] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... close resumed>) = 0 [pid 3614] rmdir("./14"./strace-static-x86_64: Process 4094 attached ) = 0 [pid 4094] set_robust_list(0x5555566ee5e0, 24 [pid 3614] mkdir("./15", 0777 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 44 [pid 4094] <... set_robust_list resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 4094] chdir("./15" [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4095 attached [pid 4094] <... chdir resumed>) = 0 [pid 4095] set_robust_list(0x5555566ee5e0, 24 [pid 4094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 44 [pid 4095] <... set_robust_list resumed>) = 0 [pid 4094] <... prctl resumed>) = 0 [pid 4095] chdir("./15" [pid 4094] setpgid(0, 0 [pid 4095] <... chdir resumed>) = 0 [pid 4094] <... setpgid resumed>) = 0 [pid 4095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4094] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4095] <... prctl resumed>) = 0 [pid 4094] <... symlink resumed>) = 0 [pid 4095] setpgid(0, 0 [pid 4094] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4095] <... setpgid resumed>) = 0 [pid 4094] <... symlink resumed>) = 0 [pid 4094] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4095] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4094] <... symlink resumed>) = 0 [pid 4094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4095] <... symlink resumed>) = 0 [pid 4094] <... openat resumed>) = 3 [pid 4095] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4094] write(3, "1000", 4 [pid 4095] <... symlink resumed>) = 0 [pid 4094] <... write resumed>) = 4 [pid 4095] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4094] close(3) = 0 [pid 4094] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4094] symlink("/dev/binderfs", "./binderfs" [pid 4095] <... symlink resumed>) = 0 [pid 4094] <... symlink resumed>) = 0 [pid 4095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4094] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... openat resumed>) = 3 [pid 4094] <... futex resumed>) = 0 [pid 4095] write(3, "1000", 4 [pid 4094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4095] <... write resumed>) = 4 [pid 4094] <... mmap resumed>) = 0x7fa9c9825000 [pid 4095] close(3 [pid 4094] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4095] <... close resumed>) = 0 [pid 4094] <... mprotect resumed>) = 0 [pid 4095] read(200, [pid 4094] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4096 attached [pid 4095] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4096] set_robust_list(0x7fa9c98459e0, 24 [pid 4095] symlink("/dev/binderfs", "./binderfs" [pid 4094] <... clone resumed>, parent_tid=[45], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 45 [pid 4096] <... set_robust_list resumed>) = 0 [pid 4095] <... symlink resumed>) = 0 [pid 4094] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4094] <... futex resumed>) = 0 [pid 4095] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4096] <... openat resumed>) = 3 [pid 4096] ioctl(3, USB_RAW_IOCTL_INIT [pid 4095] <... futex resumed>) = 0 [pid 4096] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4096] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4095] <... mmap resumed>) = 0x7fa9c9825000 [pid 4096] <... ioctl resumed>, 0) = 0 [pid 4096] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4095] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4096] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4095] <... mprotect resumed>) = 0 [pid 4096] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4095] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4097 attached [pid 4097] set_robust_list(0x7fa9c98459e0, 24 [pid 4095] <... clone resumed>, parent_tid=[45], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 45 [pid 4097] <... set_robust_list resumed>) = 0 [pid 4095] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4095] <... futex resumed>) = 0 [pid 4097] <... openat resumed>) = 3 [pid 4095] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4097] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4097] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4097] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4097] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4081] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4081] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4081] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4081] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4098 attached [pid 4098] set_robust_list(0x7fa9c98249e0, 24 [pid 4081] <... clone resumed>, parent_tid=[44], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 44 [pid 4098] <... set_robust_list resumed>) = 0 [pid 4081] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4081] <... futex resumed>) = 0 [pid 4098] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4081] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4098] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4098] <... futex resumed>) = 0 [pid 4098] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4081] close(3) = 0 [pid 4081] close(4) = -1 EBADF (Bad file descriptor) [pid 4081] close(5) = -1 EBADF (Bad file descriptor) [pid 4081] close(6) = -1 EBADF (Bad file descriptor) [pid 4081] close(7) = -1 EBADF (Bad file descriptor) [pid 4081] close(8) = -1 EBADF (Bad file descriptor) [pid 4081] close(9) = -1 EBADF (Bad file descriptor) [pid 4081] close(10) = -1 EBADF (Bad file descriptor) [pid 4081] close(11) = -1 EBADF (Bad file descriptor) [pid 4081] close(12) = -1 EBADF (Bad file descriptor) [pid 4081] close(13) = -1 EBADF (Bad file descriptor) [pid 4081] close(14) = -1 EBADF (Bad file descriptor) [pid 4081] close(15) = -1 EBADF (Bad file descriptor) [pid 4081] close(16) = -1 EBADF (Bad file descriptor) [pid 4081] close(17) = -1 EBADF (Bad file descriptor) [pid 4081] close(18) = -1 EBADF (Bad file descriptor) [pid 4081] close(19) = -1 EBADF (Bad file descriptor) [pid 4081] close(20) = -1 EBADF (Bad file descriptor) [pid 4081] close(21) = -1 EBADF (Bad file descriptor) [pid 4081] close(22) = -1 EBADF (Bad file descriptor) [pid 4081] close(23) = -1 EBADF (Bad file descriptor) [pid 4081] close(24) = -1 EBADF (Bad file descriptor) [pid 4081] close(25) = -1 EBADF (Bad file descriptor) [pid 4081] close(26) = -1 EBADF (Bad file descriptor) [pid 4081] close(27) = -1 EBADF (Bad file descriptor) [pid 4081] close(28) = -1 EBADF (Bad file descriptor) [pid 4081] close(29) = -1 EBADF (Bad file descriptor) [pid 4081] exit_group(0 [pid 4098] <... futex resumed>) = ? [pid 4082] <... ioctl resumed> ) = ? [pid 4081] <... exit_group resumed>) = ? [pid 4098] +++ exited with 0 +++ [pid 4082] +++ exited with 0 +++ [pid 4081] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./15/binderfs") = 0 [pid 3611] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./15/cgroup") = 0 [pid 3611] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./15/cgroup.net") = 0 [pid 3611] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./15/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./15") = 0 [pid 3611] mkdir("./16", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4099 attached [pid 4099] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 45 [pid 4099] chdir("./16") = 0 [pid 4099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4099] setpgid(0, 0) = 0 [pid 4099] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4099] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4099] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4099] write(3, "1000", 4) = 4 [pid 4099] close(3) = 0 [pid 4099] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4099] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4099] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4099] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4099] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4100 attached [pid 4100] set_robust_list(0x7fa9c98459e0, 24 [pid 4099] <... clone resumed>, parent_tid=[46], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 46 [pid 4100] <... set_robust_list resumed>) = 0 [pid 4099] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4099] <... futex resumed>) = 0 [pid 4100] <... openat resumed>) = 3 [pid 4099] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4100] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4100] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4100] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4100] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4084] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4084] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4084] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4084] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4101 attached [pid 4101] set_robust_list(0x7fa9c98249e0, 24 [pid 4084] <... clone resumed>, parent_tid=[47], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 47 [pid 4101] <... set_robust_list resumed>) = 0 [pid 4084] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4084] <... futex resumed>) = 0 [pid 4101] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4084] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4101] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4101] <... futex resumed>) = 0 [pid 4101] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4084] close(3) = 0 [pid 4084] close(4) = -1 EBADF (Bad file descriptor) [pid 4084] close(5) = -1 EBADF (Bad file descriptor) [pid 4084] close(6) = -1 EBADF (Bad file descriptor) [pid 4084] close(7) = -1 EBADF (Bad file descriptor) [pid 4084] close(8) = -1 EBADF (Bad file descriptor) [pid 4084] close(9) = -1 EBADF (Bad file descriptor) [pid 4084] close(10) = -1 EBADF (Bad file descriptor) [pid 4084] close(11) = -1 EBADF (Bad file descriptor) [pid 4084] close(12) = -1 EBADF (Bad file descriptor) [pid 4084] close(13) = -1 EBADF (Bad file descriptor) [pid 4084] close(14) = -1 EBADF (Bad file descriptor) [pid 4084] close(15) = -1 EBADF (Bad file descriptor) [pid 4084] close(16) = -1 EBADF (Bad file descriptor) [pid 4084] close(17) = -1 EBADF (Bad file descriptor) [pid 4084] close(18) = -1 EBADF (Bad file descriptor) [pid 4084] close(19) = -1 EBADF (Bad file descriptor) [pid 4084] close(20) = -1 EBADF (Bad file descriptor) [pid 4084] close(21) = -1 EBADF (Bad file descriptor) [pid 4084] close(22) = -1 EBADF (Bad file descriptor) [pid 4084] close(23) = -1 EBADF (Bad file descriptor) [pid 4084] close(24) = -1 EBADF (Bad file descriptor) [pid 4084] close(25) = -1 EBADF (Bad file descriptor) [pid 4084] close(26) = -1 EBADF (Bad file descriptor) [pid 4084] close(27) = -1 EBADF (Bad file descriptor) [pid 4084] close(28) = -1 EBADF (Bad file descriptor) [pid 4084] close(29) = -1 EBADF (Bad file descriptor) [pid 4084] exit_group(0 [pid 4101] <... futex resumed>) = ? [pid 4084] <... exit_group resumed>) = ? [pid 4101] +++ exited with 0 +++ [pid 4085] <... ioctl resumed> ) = ? [pid 4085] +++ exited with 0 +++ [pid 4084] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./17/binderfs") = 0 [pid 3613] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./17/cgroup") = 0 [pid 3613] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./17/cgroup.net") = 0 [pid 3613] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./17/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./17") = 0 [pid 3613] mkdir("./18", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4102 attached , child_tidptr=0x5555566ee5d0) = 48 [pid 4102] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4102] chdir("./18") = 0 [pid 4102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4102] setpgid(0, 0) = 0 [pid 4102] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4102] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4102] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4102] write(3, "1000", 4) = 4 [pid 4102] close(3) = 0 [pid 4102] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4102] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4102] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4102] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4102] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4103 attached [pid 4103] set_robust_list(0x7fa9c98459e0, 24 [pid 4102] <... clone resumed>, parent_tid=[49], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 49 [pid 4103] <... set_robust_list resumed>) = 0 [pid 4102] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4102] <... futex resumed>) = 0 [pid 4103] <... openat resumed>) = 3 [pid 4102] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4103] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4103] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4103] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4103] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4087] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4087] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4087] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4087] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4104 attached [pid 4104] set_robust_list(0x7fa9c98249e0, 24 [pid 4087] <... clone resumed>, parent_tid=[47], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 47 [pid 4104] <... set_robust_list resumed>) = 0 [pid 4087] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4104] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4087] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4104] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4104] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4104] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] close(3) = 0 [pid 4087] close(4) = -1 EBADF (Bad file descriptor) [pid 4087] close(5) = -1 EBADF (Bad file descriptor) [pid 4087] close(6) = -1 EBADF (Bad file descriptor) [pid 4087] close(7) = -1 EBADF (Bad file descriptor) [pid 4087] close(8) = -1 EBADF (Bad file descriptor) [pid 4087] close(9) = -1 EBADF (Bad file descriptor) [pid 4087] close(10) = -1 EBADF (Bad file descriptor) [pid 4087] close(11) = -1 EBADF (Bad file descriptor) [pid 4087] close(12) = -1 EBADF (Bad file descriptor) [pid 4087] close(13) = -1 EBADF (Bad file descriptor) [pid 4087] close(14) = -1 EBADF (Bad file descriptor) [pid 4087] close(15) = -1 EBADF (Bad file descriptor) [pid 4087] close(16) = -1 EBADF (Bad file descriptor) [pid 4087] close(17) = -1 EBADF (Bad file descriptor) [pid 4087] close(18) = -1 EBADF (Bad file descriptor) [pid 4087] close(19) = -1 EBADF (Bad file descriptor) [pid 4087] close(20) = -1 EBADF (Bad file descriptor) [pid 4087] close(21) = -1 EBADF (Bad file descriptor) [pid 4087] close(22) = -1 EBADF (Bad file descriptor) [pid 4087] close(23) = -1 EBADF (Bad file descriptor) [pid 4087] close(24) = -1 EBADF (Bad file descriptor) [pid 4087] close(25) = -1 EBADF (Bad file descriptor) [pid 4087] close(26) = -1 EBADF (Bad file descriptor) [pid 4087] close(27) = -1 EBADF (Bad file descriptor) [pid 4087] close(28) = -1 EBADF (Bad file descriptor) [pid 4087] close(29) = -1 EBADF (Bad file descriptor) [pid 4087] exit_group(0 [pid 4104] <... futex resumed>) = ? [pid 4088] <... ioctl resumed> ) = ? [pid 4087] <... exit_group resumed>) = ? [pid 4104] +++ exited with 0 +++ [pid 4088] +++ exited with 0 +++ [pid 4087] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./16/binderfs") = 0 [pid 3615] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./16/cgroup") = 0 [pid 3615] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./16/cgroup.net") = 0 [pid 3615] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./16/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./16") = 0 [pid 3615] mkdir("./17", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4105 attached [pid 4105] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4105] chdir("./17") = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 48 [pid 4105] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4105] setpgid(0, 0) = 0 [pid 4105] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4105] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4105] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4105] write(3, "1000", 4) = 4 [pid 4105] close(3) = 0 [pid 4105] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4105] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4105] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4105] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4105] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4106 attached [pid 4106] set_robust_list(0x7fa9c98459e0, 24 [pid 4105] <... clone resumed>, parent_tid=[49], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 49 [pid 4106] <... set_robust_list resumed>) = 0 [pid 4105] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4105] <... futex resumed>) = 0 [pid 4106] <... openat resumed>) = 3 [pid 4105] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4106] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4106] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4106] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4106] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4090] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4090] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4090] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4107 attached [pid 4107] set_robust_list(0x7fa9c98249e0, 24 [pid 4090] <... clone resumed>, parent_tid=[46], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 46 [pid 4107] <... set_robust_list resumed>) = 0 [pid 4090] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4090] <... futex resumed>) = 0 [pid 4107] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4090] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4107] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4107] <... futex resumed>) = 0 [pid 4107] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] close(3) = 0 [pid 4090] close(4) = -1 EBADF (Bad file descriptor) [pid 4090] close(5) = -1 EBADF (Bad file descriptor) [pid 4090] close(6) = -1 EBADF (Bad file descriptor) [pid 4090] close(7) = -1 EBADF (Bad file descriptor) [pid 4090] close(8) = -1 EBADF (Bad file descriptor) [pid 4090] close(9) = -1 EBADF (Bad file descriptor) [pid 4090] close(10) = -1 EBADF (Bad file descriptor) [pid 4090] close(11) = -1 EBADF (Bad file descriptor) [pid 4090] close(12) = -1 EBADF (Bad file descriptor) [pid 4090] close(13) = -1 EBADF (Bad file descriptor) [pid 4090] close(14) = -1 EBADF (Bad file descriptor) [pid 4090] close(15) = -1 EBADF (Bad file descriptor) [pid 4090] close(16) = -1 EBADF (Bad file descriptor) [pid 4090] close(17) = -1 EBADF (Bad file descriptor) [pid 4090] close(18) = -1 EBADF (Bad file descriptor) [pid 4090] close(19) = -1 EBADF (Bad file descriptor) [pid 4090] close(20) = -1 EBADF (Bad file descriptor) [pid 4090] close(21) = -1 EBADF (Bad file descriptor) [pid 4090] close(22) = -1 EBADF (Bad file descriptor) [pid 4090] close(23) = -1 EBADF (Bad file descriptor) [pid 4090] close(24) = -1 EBADF (Bad file descriptor) [pid 4090] close(25) = -1 EBADF (Bad file descriptor) [pid 4090] close(26) = -1 EBADF (Bad file descriptor) [pid 4090] close(27) = -1 EBADF (Bad file descriptor) [pid 4090] close(28) = -1 EBADF (Bad file descriptor) [pid 4090] close(29) = -1 EBADF (Bad file descriptor) [pid 4090] exit_group(0 [pid 4107] <... futex resumed>) = ? [pid 4092] <... ioctl resumed> ) = ? [pid 4090] <... exit_group resumed>) = ? [pid 4107] +++ exited with 0 +++ [pid 4092] +++ exited with 0 +++ [pid 4090] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./16/binderfs") = 0 [pid 3612] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./16/cgroup") = 0 [pid 3612] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./16/cgroup.net") = 0 [pid 3612] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./16/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./16") = 0 [pid 3612] mkdir("./17", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4108 attached , child_tidptr=0x5555566ee5d0) = 47 [pid 4108] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4108] chdir("./17") = 0 [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4108] setpgid(0, 0) = 0 [pid 4108] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4108] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4108] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4108] write(3, "1000", 4) = 4 [pid 4108] close(3) = 0 [pid 4108] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4108] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4108] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4108] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4109 attached [pid 4109] set_robust_list(0x7fa9c98459e0, 24 [pid 4108] <... clone resumed>, parent_tid=[48], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 48 [pid 4109] <... set_robust_list resumed>) = 0 [pid 4108] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4108] <... futex resumed>) = 0 [pid 4109] <... openat resumed>) = 3 [pid 4108] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4109] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4109] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4109] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4109] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4094] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4094] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4094] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4094] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4110 attached , parent_tid=[46], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 46 [pid 4110] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4094] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4094] <... futex resumed>) = 0 [pid 4110] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4094] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4110] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] <... futex resumed>) = 0 [pid 4110] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4095] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4095] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4095] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4111 attached [pid 4111] set_robust_list(0x7fa9c98249e0, 24 [pid 4095] <... clone resumed>, parent_tid=[46], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 46 [pid 4111] <... set_robust_list resumed>) = 0 [pid 4095] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4095] <... futex resumed>) = 0 [pid 4111] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4095] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4111] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4111] <... futex resumed>) = 0 [pid 4111] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4094] close(3) = 0 [pid 4094] close(4) = -1 EBADF (Bad file descriptor) [pid 4094] close(5) = -1 EBADF (Bad file descriptor) [pid 4094] close(6) = -1 EBADF (Bad file descriptor) [pid 4094] close(7) = -1 EBADF (Bad file descriptor) [pid 4094] close(8) = -1 EBADF (Bad file descriptor) [pid 4094] close(9) = -1 EBADF (Bad file descriptor) [pid 4094] close(10) = -1 EBADF (Bad file descriptor) [pid 4094] close(11) = -1 EBADF (Bad file descriptor) [pid 4094] close(12) = -1 EBADF (Bad file descriptor) [pid 4094] close(13) = -1 EBADF (Bad file descriptor) [pid 4094] close(14) = -1 EBADF (Bad file descriptor) [pid 4094] close(15) = -1 EBADF (Bad file descriptor) [pid 4094] close(16 [pid 4095] close(3 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = 0 [pid 4094] close(17 [pid 4095] close(4 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] close(18 [pid 4095] close(5 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] close(19 [pid 4095] close(6 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] close(20 [pid 4095] close(7 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] close(21) = -1 EBADF (Bad file descriptor) [pid 4094] close(22) = -1 EBADF (Bad file descriptor) [pid 4094] close(23) = -1 EBADF (Bad file descriptor) [pid 4094] close(24) = -1 EBADF (Bad file descriptor) [pid 4094] close(25) = -1 EBADF (Bad file descriptor) [pid 4094] close(26) = -1 EBADF (Bad file descriptor) [pid 4094] close(27 [pid 4095] close(8 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] close(28 [pid 4095] close(9 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] close(29 [pid 4095] close(10 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] exit_group(0 [pid 4110] <... futex resumed>) = ? [pid 4096] <... ioctl resumed> ) = ? [pid 4095] close(11 [pid 4094] <... exit_group resumed>) = ? [pid 4110] +++ exited with 0 +++ [pid 4096] +++ exited with 0 +++ [pid 4094] +++ exited with 0 +++ [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(12 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(13 [pid 3610] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4095] close(14) = -1 EBADF (Bad file descriptor) [pid 3610] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4095] close(15) = -1 EBADF (Bad file descriptor) [pid 3610] <... openat resumed>) = 3 [pid 4095] close(16 [pid 3610] fstat(3, [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(17 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4095] close(18) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4095] close(19) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4095] close(20 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./15/binderfs", [pid 4095] close(21 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./15/binderfs" [pid 4095] close(22) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4095] close(23 [pid 3610] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4095] close(24 [pid 3610] lstat("./15/cgroup", [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(25 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./15/cgroup" [pid 4095] close(26) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4095] close(27) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4095] close(28 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./15/cgroup.net", [pid 4095] close(29 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./15/cgroup.net" [pid 4095] exit_group(0 [pid 3610] <... unlink resumed>) = 0 [pid 4095] <... exit_group resumed>) = ? [pid 3610] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 4111] <... futex resumed>) = ? [pid 4097] <... ioctl resumed> ) = ? [pid 3610] lstat("./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./15/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3 [pid 4111] +++ exited with 0 +++ [pid 3610] <... close resumed>) = 0 [pid 3610] rmdir("./15" [pid 4097] +++ exited with 0 +++ [pid 4095] +++ exited with 0 +++ [pid 3610] <... rmdir resumed>) = 0 [pid 3610] mkdir("./16", 0777 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] <... mkdir resumed>) = 0 [pid 3614] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4112 attached [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 47 [pid 4112] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... openat resumed>) = 3 [pid 4112] <... set_robust_list resumed>) = 0 [pid 3614] fstat(3, [pid 4112] chdir("./16" [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4112] <... chdir resumed>) = 0 [pid 3614] getdents64(3, [pid 4112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4112] setpgid(0, 0 [pid 3614] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4112] <... setpgid resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4112] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3614] lstat("./15/binderfs", [pid 4112] <... symlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4112] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3614] unlink("./15/binderfs" [pid 4112] <... symlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4112] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3614] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4112] <... symlink resumed>) = 0 [pid 4112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4112] <... openat resumed>) = 3 [pid 3614] lstat("./15/cgroup", [pid 4112] write(3, "1000", 4 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4112] <... write resumed>) = 4 [pid 3614] unlink("./15/cgroup" [pid 4112] close(3) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4112] read(200, [pid 3614] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4112] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4112] symlink("/dev/binderfs", "./binderfs" [pid 3614] lstat("./15/cgroup.net", [pid 4112] <... symlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4112] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./15/cgroup.net" [pid 4112] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4112] <... mmap resumed>) = 0x7fa9c9825000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4112] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3614] lstat("./15/cgroup.cpu", [pid 4112] <... mprotect resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4112] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] unlink("./15/cgroup.cpu"./strace-static-x86_64: Process 4113 attached ) = 0 [pid 4113] set_robust_list(0x7fa9c98459e0, 24 [pid 4112] <... clone resumed>, parent_tid=[48], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 48 [pid 3614] getdents64(3, [pid 4113] <... set_robust_list resumed>) = 0 [pid 4112] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4113] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4112] <... futex resumed>) = 0 [pid 3614] close(3 [pid 4113] <... openat resumed>) = 3 [pid 4112] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3614] <... close resumed>) = 0 [pid 4113] ioctl(3, USB_RAW_IOCTL_INIT [pid 3614] rmdir("./15" [pid 4113] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 4113] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3614] mkdir("./16", 0777 [pid 4113] <... ioctl resumed>, 0) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 4113] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4114 attached [pid 4113] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4114] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 47 [pid 4113] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4114] <... set_robust_list resumed>) = 0 [pid 4114] chdir("./16") = 0 [pid 4114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4114] setpgid(0, 0) = 0 [pid 4114] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4114] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4114] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4114] write(3, "1000", 4) = 4 [pid 4114] close(3) = 0 [pid 4114] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4114] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4114] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4114] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4115 attached [pid 4115] set_robust_list(0x7fa9c98459e0, 24 [pid 4114] <... clone resumed>, parent_tid=[48], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 48 [pid 4115] <... set_robust_list resumed>) = 0 [pid 4114] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4115] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4114] <... futex resumed>) = 0 [pid 4115] <... openat resumed>) = 3 [pid 4114] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4115] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4115] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4115] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4115] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4099] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4099] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4099] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4099] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4099] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4116 attached , parent_tid=[47], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 47 [pid 4116] set_robust_list(0x7fa9c98249e0, 24 [pid 4099] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... set_robust_list resumed>) = 0 [pid 4099] <... futex resumed>) = 0 [pid 4116] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4116] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4116] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4099] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4099] close(3) = 0 [pid 4099] close(4) = -1 EBADF (Bad file descriptor) [pid 4099] close(5) = -1 EBADF (Bad file descriptor) [pid 4099] close(6) = -1 EBADF (Bad file descriptor) [pid 4099] close(7) = -1 EBADF (Bad file descriptor) [pid 4099] close(8) = -1 EBADF (Bad file descriptor) [pid 4099] close(9) = -1 EBADF (Bad file descriptor) [pid 4099] close(10) = -1 EBADF (Bad file descriptor) [pid 4099] close(11) = -1 EBADF (Bad file descriptor) [pid 4099] close(12) = -1 EBADF (Bad file descriptor) [pid 4099] close(13) = -1 EBADF (Bad file descriptor) [pid 4099] close(14) = -1 EBADF (Bad file descriptor) [pid 4099] close(15) = -1 EBADF (Bad file descriptor) [pid 4099] close(16) = -1 EBADF (Bad file descriptor) [pid 4099] close(17) = -1 EBADF (Bad file descriptor) [pid 4099] close(18) = -1 EBADF (Bad file descriptor) [pid 4099] close(19) = -1 EBADF (Bad file descriptor) [pid 4099] close(20) = -1 EBADF (Bad file descriptor) [pid 4099] close(21) = -1 EBADF (Bad file descriptor) [pid 4099] close(22) = -1 EBADF (Bad file descriptor) [pid 4099] close(23) = -1 EBADF (Bad file descriptor) [pid 4099] close(24) = -1 EBADF (Bad file descriptor) [pid 4099] close(25) = -1 EBADF (Bad file descriptor) [pid 4099] close(26) = -1 EBADF (Bad file descriptor) [pid 4099] close(27) = -1 EBADF (Bad file descriptor) [pid 4099] close(28) = -1 EBADF (Bad file descriptor) [pid 4099] close(29) = -1 EBADF (Bad file descriptor) [pid 4099] exit_group(0 [pid 4116] <... futex resumed>) = ? [pid 4100] <... ioctl resumed> ) = ? [pid 4099] <... exit_group resumed>) = ? [pid 4116] +++ exited with 0 +++ [pid 4100] +++ exited with 0 +++ [pid 4099] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./16/binderfs") = 0 [pid 3611] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./16/cgroup") = 0 [pid 3611] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./16/cgroup.net") = 0 [pid 3611] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./16/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./16") = 0 [pid 3611] mkdir("./17", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4117 attached [pid 4117] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 48 [pid 4117] <... set_robust_list resumed>) = 0 [pid 4117] chdir("./17") = 0 [pid 4117] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4117] setpgid(0, 0) = 0 [pid 4117] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4117] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4117] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4117] write(3, "1000", 4) = 4 [pid 4117] close(3) = 0 [pid 4117] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4117] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4117] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4117] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4118 attached , parent_tid=[49], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 49 [pid 4118] set_robust_list(0x7fa9c98459e0, 24 [pid 4117] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... set_robust_list resumed>) = 0 [pid 4117] <... futex resumed>) = 0 [pid 4117] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4118] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4118] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4118] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4102] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4102] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4102] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4102] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4119 attached [pid 4119] set_robust_list(0x7fa9c98249e0, 24 [pid 4102] <... clone resumed>, parent_tid=[50], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 50 [pid 4119] <... set_robust_list resumed>) = 0 [pid 4102] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4102] <... futex resumed>) = 0 [pid 4119] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4119] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4119] <... futex resumed>) = 0 [pid 4102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4119] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] close(3) = 0 [pid 4102] close(4) = -1 EBADF (Bad file descriptor) [pid 4102] close(5) = -1 EBADF (Bad file descriptor) [pid 4102] close(6) = -1 EBADF (Bad file descriptor) [pid 4102] close(7) = -1 EBADF (Bad file descriptor) [pid 4102] close(8) = -1 EBADF (Bad file descriptor) [pid 4102] close(9) = -1 EBADF (Bad file descriptor) [pid 4102] close(10) = -1 EBADF (Bad file descriptor) [pid 4102] close(11) = -1 EBADF (Bad file descriptor) [pid 4102] close(12) = -1 EBADF (Bad file descriptor) [pid 4102] close(13) = -1 EBADF (Bad file descriptor) [pid 4102] close(14) = -1 EBADF (Bad file descriptor) [pid 4102] close(15) = -1 EBADF (Bad file descriptor) [pid 4102] close(16) = -1 EBADF (Bad file descriptor) [pid 4102] close(17) = -1 EBADF (Bad file descriptor) [pid 4102] close(18) = -1 EBADF (Bad file descriptor) [pid 4102] close(19) = -1 EBADF (Bad file descriptor) [pid 4102] close(20) = -1 EBADF (Bad file descriptor) [pid 4102] close(21) = -1 EBADF (Bad file descriptor) [pid 4102] close(22) = -1 EBADF (Bad file descriptor) [pid 4102] close(23) = -1 EBADF (Bad file descriptor) [pid 4102] close(24) = -1 EBADF (Bad file descriptor) [pid 4102] close(25) = -1 EBADF (Bad file descriptor) [pid 4102] close(26) = -1 EBADF (Bad file descriptor) [pid 4102] close(27) = -1 EBADF (Bad file descriptor) [pid 4102] close(28) = -1 EBADF (Bad file descriptor) [pid 4102] close(29) = -1 EBADF (Bad file descriptor) [pid 4102] exit_group(0 [pid 4119] <... futex resumed>) = ? [pid 4103] <... ioctl resumed> ) = ? [pid 4102] <... exit_group resumed>) = ? [pid 4119] +++ exited with 0 +++ [pid 4103] +++ exited with 0 +++ [pid 4102] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./18/binderfs") = 0 [pid 3613] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./18/cgroup") = 0 [pid 3613] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./18/cgroup.net") = 0 [pid 3613] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./18/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./18") = 0 [pid 3613] mkdir("./19", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4120 attached [pid 4120] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 51 [pid 4120] <... set_robust_list resumed>) = 0 [pid 4120] chdir("./19") = 0 [pid 4120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4120] setpgid(0, 0) = 0 [pid 4120] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4120] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4120] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4120] write(3, "1000", 4) = 4 [pid 4120] close(3) = 0 [pid 4120] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4120] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4120] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4120] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4120] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4121 attached [pid 4121] set_robust_list(0x7fa9c98459e0, 24 [pid 4120] <... clone resumed>, parent_tid=[52], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 52 [pid 4121] <... set_robust_list resumed>) = 0 [pid 4120] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4120] <... futex resumed>) = 0 [pid 4121] <... openat resumed>) = 3 [pid 4120] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4121] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4121] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4121] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4121] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4105] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4105] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4105] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4105] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4105] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4122 attached [pid 4122] set_robust_list(0x7fa9c98249e0, 24 [pid 4105] <... clone resumed>, parent_tid=[50], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 50 [pid 4122] <... set_robust_list resumed>) = 0 [pid 4105] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4105] <... futex resumed>) = 0 [pid 4105] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4122] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4122] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4105] <... futex resumed>) = 0 [pid 4122] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4105] close(3) = 0 [pid 4105] close(4) = -1 EBADF (Bad file descriptor) [pid 4105] close(5) = -1 EBADF (Bad file descriptor) [pid 4105] close(6) = -1 EBADF (Bad file descriptor) [pid 4105] close(7) = -1 EBADF (Bad file descriptor) [pid 4105] close(8) = -1 EBADF (Bad file descriptor) [pid 4105] close(9) = -1 EBADF (Bad file descriptor) [pid 4105] close(10) = -1 EBADF (Bad file descriptor) [pid 4105] close(11) = -1 EBADF (Bad file descriptor) [pid 4105] close(12) = -1 EBADF (Bad file descriptor) [pid 4105] close(13) = -1 EBADF (Bad file descriptor) [pid 4105] close(14) = -1 EBADF (Bad file descriptor) [pid 4105] close(15) = -1 EBADF (Bad file descriptor) [pid 4105] close(16) = -1 EBADF (Bad file descriptor) [pid 4105] close(17) = -1 EBADF (Bad file descriptor) [pid 4105] close(18) = -1 EBADF (Bad file descriptor) [pid 4105] close(19) = -1 EBADF (Bad file descriptor) [pid 4105] close(20) = -1 EBADF (Bad file descriptor) [pid 4105] close(21) = -1 EBADF (Bad file descriptor) [pid 4105] close(22) = -1 EBADF (Bad file descriptor) [pid 4105] close(23) = -1 EBADF (Bad file descriptor) [pid 4105] close(24) = -1 EBADF (Bad file descriptor) [pid 4105] close(25) = -1 EBADF (Bad file descriptor) [pid 4105] close(26) = -1 EBADF (Bad file descriptor) [pid 4105] close(27) = -1 EBADF (Bad file descriptor) [pid 4105] close(28) = -1 EBADF (Bad file descriptor) [pid 4105] close(29) = -1 EBADF (Bad file descriptor) [pid 4105] exit_group(0 [pid 4122] <... futex resumed>) = ? [pid 4106] <... ioctl resumed> ) = ? [pid 4105] <... exit_group resumed>) = ? [pid 4106] +++ exited with 0 +++ [pid 4122] +++ exited with 0 +++ [pid 4105] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./17/binderfs") = 0 [pid 3615] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./17/cgroup") = 0 [pid 3615] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./17/cgroup.net") = 0 [pid 3615] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./17/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./17") = 0 [pid 3615] mkdir("./18", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4123 attached , child_tidptr=0x5555566ee5d0) = 51 [pid 4123] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4123] chdir("./18") = 0 [pid 4123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4123] setpgid(0, 0) = 0 [pid 4123] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4123] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4123] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4123] write(3, "1000", 4) = 4 [pid 4123] close(3) = 0 [pid 4123] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4123] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4123] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4123] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4124 attached [pid 4124] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4123] <... clone resumed>, parent_tid=[52], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 52 [pid 4124] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4123] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] <... futex resumed>) = 0 [pid 4124] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4123] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4124] <... openat resumed>) = 3 [pid 4124] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4124] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4124] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4124] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4108] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4108] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4108] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4125 attached [pid 4125] set_robust_list(0x7fa9c98249e0, 24 [pid 4108] <... clone resumed>, parent_tid=[49], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 49 [pid 4125] <... set_robust_list resumed>) = 0 [pid 4108] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4108] <... futex resumed>) = 0 [pid 4125] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4108] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4125] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] <... futex resumed>) = 0 [pid 4125] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] close(3) = 0 [pid 4108] close(4) = -1 EBADF (Bad file descriptor) [pid 4108] close(5) = -1 EBADF (Bad file descriptor) [pid 4108] close(6) = -1 EBADF (Bad file descriptor) [pid 4108] close(7) = -1 EBADF (Bad file descriptor) [pid 4108] close(8) = -1 EBADF (Bad file descriptor) [pid 4108] close(9) = -1 EBADF (Bad file descriptor) [pid 4108] close(10) = -1 EBADF (Bad file descriptor) [pid 4108] close(11) = -1 EBADF (Bad file descriptor) [pid 4108] close(12) = -1 EBADF (Bad file descriptor) [pid 4108] close(13) = -1 EBADF (Bad file descriptor) [pid 4108] close(14) = -1 EBADF (Bad file descriptor) [pid 4108] close(15) = -1 EBADF (Bad file descriptor) [pid 4108] close(16) = -1 EBADF (Bad file descriptor) [pid 4108] close(17) = -1 EBADF (Bad file descriptor) [pid 4108] close(18) = -1 EBADF (Bad file descriptor) [pid 4108] close(19) = -1 EBADF (Bad file descriptor) [pid 4108] close(20) = -1 EBADF (Bad file descriptor) [pid 4108] close(21) = -1 EBADF (Bad file descriptor) [pid 4108] close(22) = -1 EBADF (Bad file descriptor) [pid 4108] close(23) = -1 EBADF (Bad file descriptor) [pid 4108] close(24) = -1 EBADF (Bad file descriptor) [pid 4108] close(25) = -1 EBADF (Bad file descriptor) [pid 4108] close(26) = -1 EBADF (Bad file descriptor) [pid 4108] close(27) = -1 EBADF (Bad file descriptor) [pid 4108] close(28) = -1 EBADF (Bad file descriptor) [pid 4108] close(29) = -1 EBADF (Bad file descriptor) [pid 4108] exit_group(0 [pid 4125] <... futex resumed>) = ? [pid 4109] <... ioctl resumed> ) = ? [pid 4108] <... exit_group resumed>) = ? [pid 4125] +++ exited with 0 +++ [pid 4109] +++ exited with 0 +++ [pid 4108] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./17/binderfs") = 0 [pid 3612] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./17/cgroup") = 0 [pid 3612] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./17/cgroup.net") = 0 [pid 3612] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./17/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./17") = 0 [pid 3612] mkdir("./18", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4126 attached [pid 4126] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 50 [pid 4126] <... set_robust_list resumed>) = 0 [pid 4126] chdir("./18") = 0 [pid 4126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4126] setpgid(0, 0) = 0 [pid 4126] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4126] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4126] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4126] write(3, "1000", 4) = 4 [pid 4126] close(3) = 0 [pid 4126] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4126] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4126] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4126] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4127 attached [pid 4127] set_robust_list(0x7fa9c98459e0, 24 [pid 4126] <... clone resumed>, parent_tid=[51], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 51 [pid 4127] <... set_robust_list resumed>) = 0 [pid 4126] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4126] <... futex resumed>) = 0 [pid 4127] <... openat resumed>) = 3 [pid 4126] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4127] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4127] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4127] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4127] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4112] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4112] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4112] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4112] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4128 attached [pid 4128] set_robust_list(0x7fa9c98249e0, 24 [pid 4112] <... clone resumed>, parent_tid=[49], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 49 [pid 4128] <... set_robust_list resumed>) = 0 [pid 4112] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4112] <... futex resumed>) = 0 [pid 4128] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4112] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4128] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4128] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4114] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4114] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4114] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4129 attached [pid 4129] set_robust_list(0x7fa9c98249e0, 24 [pid 4114] <... clone resumed>, parent_tid=[49], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 49 [pid 4129] <... set_robust_list resumed>) = 0 [pid 4114] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4114] <... futex resumed>) = 0 [pid 4129] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4114] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4129] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4129] <... futex resumed>) = 0 [pid 4129] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4112] close(3) = 0 [pid 4112] close(4) = -1 EBADF (Bad file descriptor) [pid 4112] close(5) = -1 EBADF (Bad file descriptor) [pid 4112] close(6) = -1 EBADF (Bad file descriptor) [pid 4112] close(7) = -1 EBADF (Bad file descriptor) [pid 4112] close(8) = -1 EBADF (Bad file descriptor) [pid 4112] close(9) = -1 EBADF (Bad file descriptor) [pid 4112] close(10) = -1 EBADF (Bad file descriptor) [pid 4112] close(11) = -1 EBADF (Bad file descriptor) [pid 4112] close(12) = -1 EBADF (Bad file descriptor) [pid 4112] close(13) = -1 EBADF (Bad file descriptor) [pid 4112] close(14) = -1 EBADF (Bad file descriptor) [pid 4112] close(15) = -1 EBADF (Bad file descriptor) [pid 4112] close(16) = -1 EBADF (Bad file descriptor) [pid 4112] close(17) = -1 EBADF (Bad file descriptor) [pid 4112] close(18) = -1 EBADF (Bad file descriptor) [pid 4112] close(19) = -1 EBADF (Bad file descriptor) [pid 4112] close(20) = -1 EBADF (Bad file descriptor) [pid 4112] close(21) = -1 EBADF (Bad file descriptor) [pid 4112] close(22) = -1 EBADF (Bad file descriptor) [pid 4112] close(23) = -1 EBADF (Bad file descriptor) [pid 4114] close(3 [pid 4112] close(24 [pid 4114] <... close resumed>) = 0 [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(4 [pid 4112] close(25 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(5 [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(6 [pid 4112] close(26 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(7 [pid 4112] close(27 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(8 [pid 4112] close(28 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(9 [pid 4112] close(29 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(10 [pid 4112] exit_group(0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4128] <... futex resumed>) = ? [pid 4114] close(11 [pid 4113] <... ioctl resumed> ) = ? [pid 4112] <... exit_group resumed>) = ? [pid 4128] +++ exited with 0 +++ [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] +++ exited with 0 +++ [pid 4112] +++ exited with 0 +++ [pid 4114] close(12 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(13) = -1 EBADF (Bad file descriptor) [pid 4114] close(14) = -1 EBADF (Bad file descriptor) [pid 4114] close(15) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4114] close(16 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4114] close(17 [pid 3610] <... openat resumed>) = 3 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] fstat(3, [pid 4114] close(18 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4114] close(19 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4114] close(20 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./16/binderfs", [pid 4114] close(21 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./16/binderfs" [pid 4114] close(22 [pid 3610] <... unlink resumed>) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4114] close(23 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./16/cgroup", [pid 4114] close(24 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./16/cgroup" [pid 4114] close(25 [pid 3610] <... unlink resumed>) = 0 [pid 3610] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./16/cgroup.net") = 0 [pid 3610] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./16/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./16" [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 4114] close(26 [pid 3610] mkdir("./17", 0777 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... mkdir resumed>) = 0 [pid 4114] close(27 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4130 attached [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4130] set_robust_list(0x5555566ee5e0, 24 [pid 4114] close(28 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 50 [pid 4130] <... set_robust_list resumed>) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4130] chdir("./17" [pid 4114] close(29 [pid 4130] <... chdir resumed>) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4114] exit_group(0 [pid 4130] <... prctl resumed>) = 0 [pid 4129] <... futex resumed>) = ? [pid 4114] <... exit_group resumed>) = ? [pid 4129] +++ exited with 0 +++ [pid 4115] <... ioctl resumed> ) = ? [pid 4115] +++ exited with 0 +++ [pid 4114] +++ exited with 0 +++ [pid 4130] setpgid(0, 0) = 0 [pid 4130] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4130] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4130] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 4130] <... symlink resumed>) = 0 [pid 3614] <... restart_syscall resumed>) = 0 [pid 4130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4130] write(3, "1000", 4 [pid 3614] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4130] <... write resumed>) = 4 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4130] close(3 [pid 3614] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4130] <... close resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 4130] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] fstat(3, [pid 4130] symlink("/dev/binderfs", "./binderfs" [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4130] <... symlink resumed>) = 0 [pid 3614] getdents64(3, [pid 4130] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4130] <... mmap resumed>) = 0x7fa9c9825000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4130] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 3614] lstat("./16/binderfs", [pid 4130] <... mprotect resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4130] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] unlink("./16/binderfs"./strace-static-x86_64: Process 4131 attached ) = 0 [pid 4131] set_robust_list(0x7fa9c98459e0, 24 [pid 4130] <... clone resumed>, parent_tid=[51], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 51 [pid 3614] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4131] <... set_robust_list resumed>) = 0 [pid 4130] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4131] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4130] <... futex resumed>) = 0 [pid 3614] lstat("./16/cgroup", [pid 4131] <... openat resumed>) = 3 [pid 4130] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4131] ioctl(3, USB_RAW_IOCTL_INIT [pid 3614] unlink("./16/cgroup" [pid 4131] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4131] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3614] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4131] <... ioctl resumed>, 0) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4131] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] lstat("./16/cgroup.net", [pid 4131] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4131] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] unlink("./16/cgroup.net") = 0 [pid 3614] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./16/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./16") = 0 [pid 3614] mkdir("./17", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4132 attached [pid 4132] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 50 [pid 4132] <... set_robust_list resumed>) = 0 [pid 4132] chdir("./17") = 0 [pid 4132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4132] setpgid(0, 0) = 0 [pid 4132] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4132] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4132] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4132] write(3, "1000", 4) = 4 [pid 4132] close(3) = 0 [pid 4132] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4132] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4132] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4132] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4132] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4133 attached [pid 4133] set_robust_list(0x7fa9c98459e0, 24 [pid 4132] <... clone resumed>, parent_tid=[51], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 51 [pid 4133] <... set_robust_list resumed>) = 0 [pid 4132] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4132] <... futex resumed>) = 0 [pid 4133] <... openat resumed>) = 3 [pid 4132] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4133] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4133] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4133] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4133] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4117] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4117] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4117] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4117] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4134 attached , parent_tid=[50], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 50 [pid 4134] set_robust_list(0x7fa9c98249e0, 24 [pid 4117] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] <... set_robust_list resumed>) = 0 [pid 4117] <... futex resumed>) = 0 [pid 4134] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4117] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4134] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4134] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4117] <... futex resumed>) = 0 [pid 4134] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4117] close(3) = 0 [pid 4117] close(4) = -1 EBADF (Bad file descriptor) [pid 4117] close(5) = -1 EBADF (Bad file descriptor) [pid 4117] close(6) = -1 EBADF (Bad file descriptor) [pid 4117] close(7) = -1 EBADF (Bad file descriptor) [pid 4117] close(8) = -1 EBADF (Bad file descriptor) [pid 4117] close(9) = -1 EBADF (Bad file descriptor) [pid 4117] close(10) = -1 EBADF (Bad file descriptor) [pid 4117] close(11) = -1 EBADF (Bad file descriptor) [pid 4117] close(12) = -1 EBADF (Bad file descriptor) [pid 4117] close(13) = -1 EBADF (Bad file descriptor) [pid 4117] close(14) = -1 EBADF (Bad file descriptor) [pid 4117] close(15) = -1 EBADF (Bad file descriptor) [pid 4117] close(16) = -1 EBADF (Bad file descriptor) [pid 4117] close(17) = -1 EBADF (Bad file descriptor) [pid 4117] close(18) = -1 EBADF (Bad file descriptor) [pid 4117] close(19) = -1 EBADF (Bad file descriptor) [pid 4117] close(20) = -1 EBADF (Bad file descriptor) [pid 4117] close(21) = -1 EBADF (Bad file descriptor) [pid 4117] close(22) = -1 EBADF (Bad file descriptor) [pid 4117] close(23) = -1 EBADF (Bad file descriptor) [pid 4117] close(24) = -1 EBADF (Bad file descriptor) [pid 4117] close(25) = -1 EBADF (Bad file descriptor) [pid 4117] close(26) = -1 EBADF (Bad file descriptor) [pid 4117] close(27) = -1 EBADF (Bad file descriptor) [pid 4117] close(28) = -1 EBADF (Bad file descriptor) [pid 4117] close(29) = -1 EBADF (Bad file descriptor) [pid 4117] exit_group(0 [pid 4134] <... futex resumed>) = ? [pid 4118] <... ioctl resumed> ) = ? [pid 4117] <... exit_group resumed>) = ? [pid 4118] +++ exited with 0 +++ [pid 4134] +++ exited with 0 +++ [pid 4117] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./17/binderfs") = 0 [pid 3611] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./17/cgroup") = 0 [pid 3611] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./17/cgroup.net") = 0 [pid 3611] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./17/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./17") = 0 [pid 3611] mkdir("./18", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4135 attached [pid 4135] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 51 [pid 4135] <... set_robust_list resumed>) = 0 [pid 4135] chdir("./18") = 0 [pid 4135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4135] setpgid(0, 0) = 0 [pid 4135] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4135] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4135] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4135] write(3, "1000", 4) = 4 [pid 4135] close(3) = 0 [pid 4135] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4135] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4135] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4135] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4135] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4136 attached [pid 4136] set_robust_list(0x7fa9c98459e0, 24 [pid 4135] <... clone resumed>, parent_tid=[52], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 52 [pid 4136] <... set_robust_list resumed>) = 0 [pid 4135] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4135] <... futex resumed>) = 0 [pid 4136] <... openat resumed>) = 3 [pid 4135] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4136] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4136] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4136] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4136] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4120] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4120] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4120] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4120] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4137 attached [pid 4137] set_robust_list(0x7fa9c98249e0, 24 [pid 4120] <... clone resumed>, parent_tid=[53], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 53 [pid 4137] <... set_robust_list resumed>) = 0 [pid 4120] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4120] <... futex resumed>) = 0 [pid 4137] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4120] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4137] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4137] <... futex resumed>) = 0 [pid 4137] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4120] close(3) = 0 [pid 4120] close(4) = -1 EBADF (Bad file descriptor) [pid 4120] close(5) = -1 EBADF (Bad file descriptor) [pid 4120] close(6) = -1 EBADF (Bad file descriptor) [pid 4120] close(7) = -1 EBADF (Bad file descriptor) [pid 4120] close(8) = -1 EBADF (Bad file descriptor) [pid 4120] close(9) = -1 EBADF (Bad file descriptor) [pid 4120] close(10) = -1 EBADF (Bad file descriptor) [pid 4120] close(11) = -1 EBADF (Bad file descriptor) [pid 4120] close(12) = -1 EBADF (Bad file descriptor) [pid 4120] close(13) = -1 EBADF (Bad file descriptor) [pid 4120] close(14) = -1 EBADF (Bad file descriptor) [pid 4120] close(15) = -1 EBADF (Bad file descriptor) [pid 4120] close(16) = -1 EBADF (Bad file descriptor) [pid 4120] close(17) = -1 EBADF (Bad file descriptor) [pid 4120] close(18) = -1 EBADF (Bad file descriptor) [pid 4120] close(19) = -1 EBADF (Bad file descriptor) [pid 4120] close(20) = -1 EBADF (Bad file descriptor) [pid 4120] close(21) = -1 EBADF (Bad file descriptor) [pid 4120] close(22) = -1 EBADF (Bad file descriptor) [pid 4120] close(23) = -1 EBADF (Bad file descriptor) [pid 4120] close(24) = -1 EBADF (Bad file descriptor) [pid 4120] close(25) = -1 EBADF (Bad file descriptor) [pid 4120] close(26) = -1 EBADF (Bad file descriptor) [pid 4120] close(27) = -1 EBADF (Bad file descriptor) [pid 4120] close(28) = -1 EBADF (Bad file descriptor) [pid 4120] close(29) = -1 EBADF (Bad file descriptor) [pid 4120] exit_group(0 [pid 4137] <... futex resumed>) = ? [pid 4121] <... ioctl resumed> ) = ? [pid 4120] <... exit_group resumed>) = ? [pid 4137] +++ exited with 0 +++ [pid 4121] +++ exited with 0 +++ [pid 4120] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=1, si_stime=4} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./19/binderfs") = 0 [pid 3613] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./19/cgroup") = 0 [pid 3613] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./19/cgroup.net") = 0 [pid 3613] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./19/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./19") = 0 [pid 3613] mkdir("./20", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4138 attached [pid 4138] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 54 [pid 4138] <... set_robust_list resumed>) = 0 [pid 4138] chdir("./20") = 0 [pid 4138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4138] setpgid(0, 0) = 0 [pid 4138] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4138] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4138] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4138] write(3, "1000", 4) = 4 [pid 4138] close(3) = 0 [pid 4138] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4138] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4138] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4138] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4139 attached [pid 4139] set_robust_list(0x7fa9c98459e0, 24 [pid 4138] <... clone resumed>, parent_tid=[55], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 55 [pid 4139] <... set_robust_list resumed>) = 0 [pid 4138] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4138] <... futex resumed>) = 0 [pid 4139] <... openat resumed>) = 3 [pid 4138] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4139] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4139] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4123] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4123] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4123] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4140 attached [pid 4140] set_robust_list(0x7fa9c98249e0, 24 [pid 4123] <... clone resumed>, parent_tid=[53], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 53 [pid 4140] <... set_robust_list resumed>) = 0 [pid 4123] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4123] <... futex resumed>) = 0 [pid 4140] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4140] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4140] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4123] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] close(3) = 0 [pid 4123] close(4) = -1 EBADF (Bad file descriptor) [pid 4123] close(5) = -1 EBADF (Bad file descriptor) [pid 4123] close(6) = -1 EBADF (Bad file descriptor) [pid 4123] close(7) = -1 EBADF (Bad file descriptor) [pid 4123] close(8) = -1 EBADF (Bad file descriptor) [pid 4123] close(9) = -1 EBADF (Bad file descriptor) [pid 4123] close(10) = -1 EBADF (Bad file descriptor) [pid 4123] close(11) = -1 EBADF (Bad file descriptor) [pid 4123] close(12) = -1 EBADF (Bad file descriptor) [pid 4123] close(13) = -1 EBADF (Bad file descriptor) [pid 4123] close(14) = -1 EBADF (Bad file descriptor) [pid 4123] close(15) = -1 EBADF (Bad file descriptor) [pid 4123] close(16) = -1 EBADF (Bad file descriptor) [pid 4123] close(17) = -1 EBADF (Bad file descriptor) [pid 4123] close(18) = -1 EBADF (Bad file descriptor) [pid 4123] close(19) = -1 EBADF (Bad file descriptor) [pid 4123] close(20) = -1 EBADF (Bad file descriptor) [pid 4123] close(21) = -1 EBADF (Bad file descriptor) [pid 4123] close(22) = -1 EBADF (Bad file descriptor) [pid 4123] close(23) = -1 EBADF (Bad file descriptor) [pid 4123] close(24) = -1 EBADF (Bad file descriptor) [pid 4123] close(25) = -1 EBADF (Bad file descriptor) [pid 4123] close(26) = -1 EBADF (Bad file descriptor) [pid 4123] close(27) = -1 EBADF (Bad file descriptor) [pid 4123] close(28) = -1 EBADF (Bad file descriptor) [pid 4123] close(29) = -1 EBADF (Bad file descriptor) [pid 4123] exit_group(0) = ? [pid 4140] <... futex resumed>) = ? [pid 4124] <... ioctl resumed> ) = ? [pid 4140] +++ exited with 0 +++ [pid 4124] +++ exited with 0 +++ [pid 4123] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./18/binderfs") = 0 [pid 3615] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./18/cgroup") = 0 [pid 3615] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./18/cgroup.net") = 0 [pid 3615] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./18/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./18") = 0 [pid 3615] mkdir("./19", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4141 attached , child_tidptr=0x5555566ee5d0) = 54 [pid 4141] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4141] chdir("./19") = 0 [pid 4141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4141] setpgid(0, 0) = 0 [pid 4141] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4141] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4141] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4141] write(3, "1000", 4) = 4 [pid 4141] close(3) = 0 [pid 4141] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4141] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4141] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4141] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4141] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4142 attached [pid 4142] set_robust_list(0x7fa9c98459e0, 24 [pid 4141] <... clone resumed>, parent_tid=[55], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 55 [pid 4141] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4141] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4142] <... set_robust_list resumed>) = 0 [pid 4142] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4142] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4142] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4142] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4142] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4126] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4126] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4126] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4126] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4143 attached [pid 4143] set_robust_list(0x7fa9c98249e0, 24 [pid 4126] <... clone resumed>, parent_tid=[52], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 52 [pid 4143] <... set_robust_list resumed>) = 0 [pid 4126] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4143] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4126] <... futex resumed>) = 0 [pid 4143] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4126] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4143] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4143] <... futex resumed>) = 0 [pid 4143] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] close(3) = 0 [pid 4126] close(4) = -1 EBADF (Bad file descriptor) [pid 4126] close(5) = -1 EBADF (Bad file descriptor) [pid 4126] close(6) = -1 EBADF (Bad file descriptor) [pid 4126] close(7) = -1 EBADF (Bad file descriptor) [pid 4126] close(8) = -1 EBADF (Bad file descriptor) [pid 4126] close(9) = -1 EBADF (Bad file descriptor) [pid 4126] close(10) = -1 EBADF (Bad file descriptor) [pid 4126] close(11) = -1 EBADF (Bad file descriptor) [pid 4126] close(12) = -1 EBADF (Bad file descriptor) [pid 4126] close(13) = -1 EBADF (Bad file descriptor) [pid 4126] close(14) = -1 EBADF (Bad file descriptor) [pid 4126] close(15) = -1 EBADF (Bad file descriptor) [pid 4126] close(16) = -1 EBADF (Bad file descriptor) [pid 4126] close(17) = -1 EBADF (Bad file descriptor) [pid 4126] close(18) = -1 EBADF (Bad file descriptor) [pid 4126] close(19) = -1 EBADF (Bad file descriptor) [pid 4126] close(20) = -1 EBADF (Bad file descriptor) [pid 4126] close(21) = -1 EBADF (Bad file descriptor) [pid 4126] close(22) = -1 EBADF (Bad file descriptor) [pid 4126] close(23) = -1 EBADF (Bad file descriptor) [pid 4126] close(24) = -1 EBADF (Bad file descriptor) [pid 4126] close(25) = -1 EBADF (Bad file descriptor) [pid 4126] close(26) = -1 EBADF (Bad file descriptor) [pid 4126] close(27) = -1 EBADF (Bad file descriptor) [pid 4126] close(28) = -1 EBADF (Bad file descriptor) [pid 4126] close(29) = -1 EBADF (Bad file descriptor) [pid 4126] exit_group(0) = ? [pid 4143] <... futex resumed>) = ? [pid 4127] <... ioctl resumed> ) = ? [pid 4143] +++ exited with 0 +++ [pid 4127] +++ exited with 0 +++ [pid 4126] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3612] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./18/binderfs") = 0 [pid 3612] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./18/cgroup") = 0 [pid 3612] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./18/cgroup.net") = 0 [pid 3612] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./18/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./18") = 0 [pid 3612] mkdir("./19", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4144 attached , child_tidptr=0x5555566ee5d0) = 53 [pid 4144] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4144] chdir("./19") = 0 [pid 4144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4144] setpgid(0, 0) = 0 [pid 4144] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4144] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4144] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4144] write(3, "1000", 4) = 4 [pid 4144] close(3) = 0 [pid 4144] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4144] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4144] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4144] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4145 attached [pid 4145] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4144] <... clone resumed>, parent_tid=[54], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 54 [pid 4145] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4145] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4145] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4145] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4144] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4145] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4145] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4130] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4130] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4130] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4130] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4146 attached [pid 4146] set_robust_list(0x7fa9c98249e0, 24 [pid 4130] <... clone resumed>, parent_tid=[52], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 52 [pid 4146] <... set_robust_list resumed>) = 0 [pid 4130] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4146] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4130] <... futex resumed>) = 0 [pid 4130] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4146] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4146] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4146] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4132] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4132] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4132] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4147 attached [pid 4147] set_robust_list(0x7fa9c98249e0, 24 [pid 4132] <... clone resumed>, parent_tid=[52], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 52 [pid 4147] <... set_robust_list resumed>) = 0 [pid 4132] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4132] <... futex resumed>) = 0 [pid 4147] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4132] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4147] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4147] <... futex resumed>) = 0 [pid 4147] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] close(3) = 0 [pid 4130] close(4) = -1 EBADF (Bad file descriptor) [pid 4130] close(5) = -1 EBADF (Bad file descriptor) [pid 4130] close(6) = -1 EBADF (Bad file descriptor) [pid 4130] close(7) = -1 EBADF (Bad file descriptor) [pid 4130] close(8) = -1 EBADF (Bad file descriptor) [pid 4130] close(9) = -1 EBADF (Bad file descriptor) [pid 4130] close(10) = -1 EBADF (Bad file descriptor) [pid 4130] close(11) = -1 EBADF (Bad file descriptor) [pid 4130] close(12) = -1 EBADF (Bad file descriptor) [pid 4130] close(13) = -1 EBADF (Bad file descriptor) [pid 4130] close(14) = -1 EBADF (Bad file descriptor) [pid 4130] close(15) = -1 EBADF (Bad file descriptor) [pid 4130] close(16) = -1 EBADF (Bad file descriptor) [pid 4130] close(17) = -1 EBADF (Bad file descriptor) [pid 4130] close(18) = -1 EBADF (Bad file descriptor) [pid 4130] close(19) = -1 EBADF (Bad file descriptor) [pid 4130] close(20) = -1 EBADF (Bad file descriptor) [pid 4130] close(21) = -1 EBADF (Bad file descriptor) [pid 4130] close(22) = -1 EBADF (Bad file descriptor) [pid 4130] close(23) = -1 EBADF (Bad file descriptor) [pid 4130] close(24) = -1 EBADF (Bad file descriptor) [pid 4130] close(25) = -1 EBADF (Bad file descriptor) [pid 4130] close(26) = -1 EBADF (Bad file descriptor) [pid 4130] close(27) = -1 EBADF (Bad file descriptor) [pid 4130] close(28) = -1 EBADF (Bad file descriptor) [pid 4130] close(29) = -1 EBADF (Bad file descriptor) [pid 4130] exit_group(0) = ? [pid 4146] <... futex resumed>) = ? [pid 4131] <... ioctl resumed> ) = ? [pid 4146] +++ exited with 0 +++ [pid 4131] +++ exited with 0 +++ [pid 4130] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./17/binderfs") = 0 [pid 3610] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./17/cgroup") = 0 [pid 3610] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./17/cgroup.net") = 0 [pid 3610] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4132] close(3 [pid 3610] unlink("./17/cgroup.cpu" [pid 4132] <... close resumed>) = 0 [pid 4132] close(4) = -1 EBADF (Bad file descriptor) [pid 4132] close(5 [pid 3610] <... unlink resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4132] close(6) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4132] close(7 [pid 3610] close(3 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] close(8 [pid 3610] <... close resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] rmdir("./17" [pid 4132] close(9) = -1 EBADF (Bad file descriptor) [pid 4132] close(10) = -1 EBADF (Bad file descriptor) [pid 4132] close(11) = -1 EBADF (Bad file descriptor) [pid 4132] close(12) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 4132] close(13 [pid 3610] mkdir("./18", 0777 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] close(14) = -1 EBADF (Bad file descriptor) [pid 4132] close(15) = -1 EBADF (Bad file descriptor) [pid 4132] close(16 [pid 3610] <... mkdir resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4132] close(17) = -1 EBADF (Bad file descriptor) [pid 4132] close(18) = -1 EBADF (Bad file descriptor) [pid 4132] close(19) = -1 EBADF (Bad file descriptor) [pid 4132] close(20) = -1 EBADF (Bad file descriptor) [pid 4132] close(21) = -1 EBADF (Bad file descriptor) [pid 4132] close(22./strace-static-x86_64: Process 4148 attached ) = -1 EBADF (Bad file descriptor) [pid 4148] set_robust_list(0x5555566ee5e0, 24 [pid 4132] close(23 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 53 [pid 4148] <... set_robust_list resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4148] chdir("./18" [pid 4132] close(24 [pid 4148] <... chdir resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4132] close(25 [pid 4148] <... prctl resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4148] setpgid(0, 0 [pid 4132] close(26 [pid 4148] <... setpgid resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4148] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4132] close(27 [pid 4148] <... symlink resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4148] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4132] close(28 [pid 4148] <... symlink resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4148] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4132] close(29 [pid 4148] <... symlink resumed>) = 0 [pid 4132] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4132] exit_group(0 [pid 4148] <... openat resumed>) = 3 [pid 4132] <... exit_group resumed>) = ? [pid 4148] write(3, "1000", 4 [pid 4133] <... ioctl resumed> ) = ? [pid 4148] <... write resumed>) = 4 [pid 4147] <... futex resumed>) = ? [pid 4148] close(3) = 0 [pid 4148] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4148] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4148] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4148] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4148] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4149 attached [pid 4149] set_robust_list(0x7fa9c98459e0, 24 [pid 4148] <... clone resumed>, parent_tid=[54], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 54 [pid 4147] +++ exited with 0 +++ [pid 4133] +++ exited with 0 +++ [pid 4132] +++ exited with 0 +++ [pid 4149] <... set_robust_list resumed>) = 0 [pid 4148] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4148] <... futex resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4149] <... openat resumed>) = 3 [pid 4148] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4149] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4149] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4149] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4149] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./17/binderfs") = 0 [pid 3614] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./17/cgroup") = 0 [pid 3614] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./17/cgroup.net") = 0 [pid 3614] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./17/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./17") = 0 [pid 3614] mkdir("./18", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4150 attached [pid 4150] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 53 [pid 4150] <... set_robust_list resumed>) = 0 [pid 4150] chdir("./18") = 0 [pid 4150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4150] setpgid(0, 0) = 0 [pid 4150] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4150] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4150] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4150] write(3, "1000", 4) = 4 [pid 4150] close(3) = 0 [pid 4150] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4150] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4150] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4150] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4150] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4151 attached [pid 4151] set_robust_list(0x7fa9c98459e0, 24 [pid 4150] <... clone resumed>, parent_tid=[54], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 54 [pid 4151] <... set_robust_list resumed>) = 0 [pid 4150] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4150] <... futex resumed>) = 0 [pid 4151] <... openat resumed>) = 3 [pid 4150] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4151] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4151] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4151] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4151] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4135] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4135] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4135] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4135] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4152 attached [pid 4152] set_robust_list(0x7fa9c98249e0, 24 [pid 4135] <... clone resumed>, parent_tid=[53], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 53 [pid 4152] <... set_robust_list resumed>) = 0 [pid 4135] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4135] <... futex resumed>) = 0 [pid 4152] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4135] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4152] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] <... futex resumed>) = 0 [pid 4152] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4135] close(3) = 0 [pid 4135] close(4) = -1 EBADF (Bad file descriptor) [pid 4135] close(5) = -1 EBADF (Bad file descriptor) [pid 4135] close(6) = -1 EBADF (Bad file descriptor) [pid 4135] close(7) = -1 EBADF (Bad file descriptor) [pid 4135] close(8) = -1 EBADF (Bad file descriptor) [pid 4135] close(9) = -1 EBADF (Bad file descriptor) [pid 4135] close(10) = -1 EBADF (Bad file descriptor) [pid 4135] close(11) = -1 EBADF (Bad file descriptor) [pid 4135] close(12) = -1 EBADF (Bad file descriptor) [pid 4135] close(13) = -1 EBADF (Bad file descriptor) [pid 4135] close(14) = -1 EBADF (Bad file descriptor) [pid 4135] close(15) = -1 EBADF (Bad file descriptor) [pid 4135] close(16) = -1 EBADF (Bad file descriptor) [pid 4135] close(17) = -1 EBADF (Bad file descriptor) [pid 4135] close(18) = -1 EBADF (Bad file descriptor) [pid 4135] close(19) = -1 EBADF (Bad file descriptor) [pid 4135] close(20) = -1 EBADF (Bad file descriptor) [pid 4135] close(21) = -1 EBADF (Bad file descriptor) [pid 4135] close(22) = -1 EBADF (Bad file descriptor) [pid 4135] close(23) = -1 EBADF (Bad file descriptor) [pid 4135] close(24) = -1 EBADF (Bad file descriptor) [pid 4135] close(25) = -1 EBADF (Bad file descriptor) [pid 4135] close(26) = -1 EBADF (Bad file descriptor) [pid 4135] close(27) = -1 EBADF (Bad file descriptor) [pid 4135] close(28) = -1 EBADF (Bad file descriptor) [pid 4135] close(29) = -1 EBADF (Bad file descriptor) [pid 4135] exit_group(0 [pid 4152] <... futex resumed>) = ? [pid 4136] <... ioctl resumed> ) = ? [pid 4135] <... exit_group resumed>) = ? [pid 4152] +++ exited with 0 +++ [pid 4136] +++ exited with 0 +++ [pid 4135] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./18/binderfs") = 0 [pid 3611] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./18/cgroup") = 0 [pid 3611] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./18/cgroup.net") = 0 [pid 3611] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./18/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./18") = 0 [pid 3611] mkdir("./19", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4153 attached [pid 4153] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 54 [pid 4153] <... set_robust_list resumed>) = 0 [pid 4153] chdir("./19") = 0 [pid 4153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4153] setpgid(0, 0) = 0 [pid 4153] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4153] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4153] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4153] write(3, "1000", 4) = 4 [pid 4153] close(3) = 0 [pid 4153] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4153] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4153] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4153] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4154 attached [pid 4154] set_robust_list(0x7fa9c98459e0, 24 [pid 4153] <... clone resumed>, parent_tid=[55], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 55 [pid 4154] <... set_robust_list resumed>) = 0 [pid 4153] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4153] <... futex resumed>) = 0 [pid 4154] <... openat resumed>) = 3 [pid 4153] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4154] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4154] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4154] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 132.524966][ T1238] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.532679][ T1238] ieee802154 phy1 wpan1: encryption failed: -22 [pid 4154] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4138] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4138] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4138] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4138] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4155 attached [pid 4155] set_robust_list(0x7fa9c98249e0, 24 [pid 4138] <... clone resumed>, parent_tid=[56], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 56 [pid 4155] <... set_robust_list resumed>) = 0 [pid 4138] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4155] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4138] <... futex resumed>) = 0 [pid 4155] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4138] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4155] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4155] <... futex resumed>) = 0 [pid 4155] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] close(3) = 0 [pid 4138] close(4) = -1 EBADF (Bad file descriptor) [pid 4138] close(5) = -1 EBADF (Bad file descriptor) [pid 4138] close(6) = -1 EBADF (Bad file descriptor) [pid 4138] close(7) = -1 EBADF (Bad file descriptor) [pid 4138] close(8) = -1 EBADF (Bad file descriptor) [pid 4138] close(9) = -1 EBADF (Bad file descriptor) [pid 4138] close(10) = -1 EBADF (Bad file descriptor) [pid 4138] close(11) = -1 EBADF (Bad file descriptor) [pid 4138] close(12) = -1 EBADF (Bad file descriptor) [pid 4138] close(13) = -1 EBADF (Bad file descriptor) [pid 4138] close(14) = -1 EBADF (Bad file descriptor) [pid 4138] close(15) = -1 EBADF (Bad file descriptor) [pid 4138] close(16) = -1 EBADF (Bad file descriptor) [pid 4138] close(17) = -1 EBADF (Bad file descriptor) [pid 4138] close(18) = -1 EBADF (Bad file descriptor) [pid 4138] close(19) = -1 EBADF (Bad file descriptor) [pid 4138] close(20) = -1 EBADF (Bad file descriptor) [pid 4138] close(21) = -1 EBADF (Bad file descriptor) [pid 4138] close(22) = -1 EBADF (Bad file descriptor) [pid 4138] close(23) = -1 EBADF (Bad file descriptor) [pid 4138] close(24) = -1 EBADF (Bad file descriptor) [pid 4138] close(25) = -1 EBADF (Bad file descriptor) [pid 4138] close(26) = -1 EBADF (Bad file descriptor) [pid 4138] close(27) = -1 EBADF (Bad file descriptor) [pid 4138] close(28) = -1 EBADF (Bad file descriptor) [pid 4138] close(29) = -1 EBADF (Bad file descriptor) [pid 4138] exit_group(0 [pid 4155] <... futex resumed>) = ? [pid 4138] <... exit_group resumed>) = ? [pid 4155] +++ exited with 0 +++ [pid 4139] <... ioctl resumed> ) = ? [pid 4139] +++ exited with 0 +++ [pid 4138] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./20/binderfs") = 0 [pid 3613] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./20/cgroup") = 0 [pid 3613] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./20/cgroup.net") = 0 [pid 3613] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./20/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./20") = 0 [pid 3613] mkdir("./21", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4156 attached , child_tidptr=0x5555566ee5d0) = 57 [pid 4156] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4156] chdir("./21") = 0 [pid 4156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4156] setpgid(0, 0) = 0 [pid 4156] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4156] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4156] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4156] write(3, "1000", 4) = 4 [pid 4156] close(3) = 0 [pid 4156] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4156] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4156] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4156] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4156] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4157 attached , parent_tid=[58], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 58 [pid 4157] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4156] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4157] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4156] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4157] <... openat resumed>) = 3 [pid 4157] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4157] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4157] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4157] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4141] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4141] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4141] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4141] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4141] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4158 attached [pid 4158] set_robust_list(0x7fa9c98249e0, 24 [pid 4141] <... clone resumed>, parent_tid=[56], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 56 [pid 4158] <... set_robust_list resumed>) = 0 [pid 4141] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4141] <... futex resumed>) = 0 [pid 4158] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4141] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4158] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4158] <... futex resumed>) = 0 [pid 4158] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4141] close(3) = 0 [pid 4141] close(4) = -1 EBADF (Bad file descriptor) [pid 4141] close(5) = -1 EBADF (Bad file descriptor) [pid 4141] close(6) = -1 EBADF (Bad file descriptor) [pid 4141] close(7) = -1 EBADF (Bad file descriptor) [pid 4141] close(8) = -1 EBADF (Bad file descriptor) [pid 4141] close(9) = -1 EBADF (Bad file descriptor) [pid 4141] close(10) = -1 EBADF (Bad file descriptor) [pid 4141] close(11) = -1 EBADF (Bad file descriptor) [pid 4141] close(12) = -1 EBADF (Bad file descriptor) [pid 4141] close(13) = -1 EBADF (Bad file descriptor) [pid 4141] close(14) = -1 EBADF (Bad file descriptor) [pid 4141] close(15) = -1 EBADF (Bad file descriptor) [pid 4141] close(16) = -1 EBADF (Bad file descriptor) [pid 4141] close(17) = -1 EBADF (Bad file descriptor) [pid 4141] close(18) = -1 EBADF (Bad file descriptor) [pid 4141] close(19) = -1 EBADF (Bad file descriptor) [pid 4141] close(20) = -1 EBADF (Bad file descriptor) [pid 4141] close(21) = -1 EBADF (Bad file descriptor) [pid 4141] close(22) = -1 EBADF (Bad file descriptor) [pid 4141] close(23) = -1 EBADF (Bad file descriptor) [pid 4141] close(24) = -1 EBADF (Bad file descriptor) [pid 4141] close(25) = -1 EBADF (Bad file descriptor) [pid 4141] close(26) = -1 EBADF (Bad file descriptor) [pid 4141] close(27) = -1 EBADF (Bad file descriptor) [pid 4141] close(28) = -1 EBADF (Bad file descriptor) [pid 4141] close(29) = -1 EBADF (Bad file descriptor) [pid 4141] exit_group(0 [pid 4142] <... ioctl resumed> ) = ? [pid 4141] <... exit_group resumed>) = ? [pid 4142] +++ exited with 0 +++ [pid 4158] <... futex resumed>) = ? [pid 4158] +++ exited with 0 +++ [pid 4141] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./19/binderfs") = 0 [pid 3615] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./19/cgroup") = 0 [pid 3615] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./19/cgroup.net") = 0 [pid 3615] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./19/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./19") = 0 [pid 3615] mkdir("./20", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4159 attached [pid 4159] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 57 [pid 4159] <... set_robust_list resumed>) = 0 [pid 4159] chdir("./20") = 0 [pid 4159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4159] setpgid(0, 0) = 0 [pid 4159] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4159] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4159] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4159] write(3, "1000", 4) = 4 [pid 4159] close(3) = 0 [pid 4159] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4159] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4159] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4159] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4159] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4160 attached [pid 4160] set_robust_list(0x7fa9c98459e0, 24 [pid 4159] <... clone resumed>, parent_tid=[58], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 58 [pid 4160] <... set_robust_list resumed>) = 0 [pid 4159] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4159] <... futex resumed>) = 0 [pid 4160] <... openat resumed>) = 3 [pid 4160] ioctl(3, USB_RAW_IOCTL_INIT [pid 4159] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4160] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4160] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4160] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4160] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4144] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4144] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4144] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4161 attached , parent_tid=[55], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 55 [pid 4161] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4144] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4144] <... futex resumed>) = 0 [pid 4161] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4144] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4161] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4161] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] close(3) = 0 [pid 4144] close(4) = -1 EBADF (Bad file descriptor) [pid 4144] close(5) = -1 EBADF (Bad file descriptor) [pid 4144] close(6) = -1 EBADF (Bad file descriptor) [pid 4144] close(7) = -1 EBADF (Bad file descriptor) [pid 4144] close(8) = -1 EBADF (Bad file descriptor) [pid 4144] close(9) = -1 EBADF (Bad file descriptor) [pid 4144] close(10) = -1 EBADF (Bad file descriptor) [pid 4144] close(11) = -1 EBADF (Bad file descriptor) [pid 4144] close(12) = -1 EBADF (Bad file descriptor) [pid 4144] close(13) = -1 EBADF (Bad file descriptor) [pid 4144] close(14) = -1 EBADF (Bad file descriptor) [pid 4144] close(15) = -1 EBADF (Bad file descriptor) [pid 4144] close(16) = -1 EBADF (Bad file descriptor) [pid 4144] close(17) = -1 EBADF (Bad file descriptor) [pid 4144] close(18) = -1 EBADF (Bad file descriptor) [pid 4144] close(19) = -1 EBADF (Bad file descriptor) [pid 4144] close(20) = -1 EBADF (Bad file descriptor) [pid 4144] close(21) = -1 EBADF (Bad file descriptor) [pid 4144] close(22) = -1 EBADF (Bad file descriptor) [pid 4144] close(23) = -1 EBADF (Bad file descriptor) [pid 4144] close(24) = -1 EBADF (Bad file descriptor) [pid 4144] close(25) = -1 EBADF (Bad file descriptor) [pid 4144] close(26) = -1 EBADF (Bad file descriptor) [pid 4144] close(27) = -1 EBADF (Bad file descriptor) [pid 4144] close(28) = -1 EBADF (Bad file descriptor) [pid 4144] close(29) = -1 EBADF (Bad file descriptor) [pid 4144] exit_group(0 [pid 4161] <... futex resumed>) = ? [pid 4145] <... ioctl resumed> ) = ? [pid 4144] <... exit_group resumed>) = ? [pid 4161] +++ exited with 0 +++ [pid 4145] +++ exited with 0 +++ [pid 4144] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./19/binderfs") = 0 [pid 3612] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./19/cgroup") = 0 [pid 3612] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./19/cgroup.net") = 0 [pid 3612] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./19/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./19") = 0 [pid 3612] mkdir("./20", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4162 attached , child_tidptr=0x5555566ee5d0) = 56 [pid 4162] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4162] chdir("./20") = 0 [pid 4162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4162] setpgid(0, 0) = 0 [pid 4162] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4162] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4162] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4162] write(3, "1000", 4) = 4 [pid 4162] close(3) = 0 [pid 4162] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4162] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4162] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4162] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4162] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4163 attached [pid 4163] set_robust_list(0x7fa9c98459e0, 24 [pid 4162] <... clone resumed>, parent_tid=[57], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 57 [pid 4163] <... set_robust_list resumed>) = 0 [pid 4162] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4162] <... futex resumed>) = 0 [pid 4163] <... openat resumed>) = 3 [pid 4162] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4163] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4163] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4163] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4163] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4148] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4148] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4148] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4148] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4164 attached [pid 4164] set_robust_list(0x7fa9c98249e0, 24 [pid 4148] <... clone resumed>, parent_tid=[55], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 55 [pid 4164] <... set_robust_list resumed>) = 0 [pid 4148] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4164] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4148] <... futex resumed>) = 0 [pid 4164] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4148] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4164] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4148] <... futex resumed>) = 0 [pid 4164] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4150] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4150] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4150] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4150] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4165 attached [pid 4165] set_robust_list(0x7fa9c98249e0, 24 [pid 4150] <... clone resumed>, parent_tid=[55], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 55 [pid 4165] <... set_robust_list resumed>) = 0 [pid 4150] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4150] <... futex resumed>) = 0 [pid 4165] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4150] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4165] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4165] <... futex resumed>) = 0 [pid 4165] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4148] close(3) = 0 [pid 4148] close(4) = -1 EBADF (Bad file descriptor) [pid 4148] close(5) = -1 EBADF (Bad file descriptor) [pid 4148] close(6) = -1 EBADF (Bad file descriptor) [pid 4148] close(7) = -1 EBADF (Bad file descriptor) [pid 4148] close(8) = -1 EBADF (Bad file descriptor) [pid 4148] close(9) = -1 EBADF (Bad file descriptor) [pid 4148] close(10) = -1 EBADF (Bad file descriptor) [pid 4148] close(11) = -1 EBADF (Bad file descriptor) [pid 4148] close(12) = -1 EBADF (Bad file descriptor) [pid 4148] close(13) = -1 EBADF (Bad file descriptor) [pid 4148] close(14) = -1 EBADF (Bad file descriptor) [pid 4148] close(15) = -1 EBADF (Bad file descriptor) [pid 4148] close(16) = -1 EBADF (Bad file descriptor) [pid 4148] close(17) = -1 EBADF (Bad file descriptor) [pid 4148] close(18) = -1 EBADF (Bad file descriptor) [pid 4148] close(19) = -1 EBADF (Bad file descriptor) [pid 4148] close(20) = -1 EBADF (Bad file descriptor) [pid 4148] close(21) = -1 EBADF (Bad file descriptor) [pid 4148] close(22) = -1 EBADF (Bad file descriptor) [pid 4148] close(23) = -1 EBADF (Bad file descriptor) [pid 4148] close(24) = -1 EBADF (Bad file descriptor) [pid 4148] close(25) = -1 EBADF (Bad file descriptor) [pid 4148] close(26) = -1 EBADF (Bad file descriptor) [pid 4148] close(27) = -1 EBADF (Bad file descriptor) [pid 4148] close(28) = -1 EBADF (Bad file descriptor) [pid 4148] close(29) = -1 EBADF (Bad file descriptor) [pid 4148] exit_group(0 [pid 4164] <... futex resumed>) = ? [pid 4149] <... ioctl resumed> ) = ? [pid 4148] <... exit_group resumed>) = ? [pid 4149] +++ exited with 0 +++ [pid 4164] +++ exited with 0 +++ [pid 4148] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./18/binderfs") = 0 [pid 3610] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./18/cgroup", [pid 4150] close(3 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4150] <... close resumed>) = 0 [pid 3610] unlink("./18/cgroup" [pid 4150] close(4 [pid 3610] <... unlink resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4150] close(5 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./18/cgroup.net", [pid 4150] close(6 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./18/cgroup.net" [pid 4150] close(7 [pid 3610] <... unlink resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4150] close(8 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./18/cgroup.cpu", [pid 4150] close(9 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./18/cgroup.cpu" [pid 4150] close(10 [pid 3610] <... unlink resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4150] close(11 [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] close(3 [pid 4150] close(12 [pid 3610] <... close resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] rmdir("./18" [pid 4150] close(13 [pid 3610] <... rmdir resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] mkdir("./19", 0777 [pid 4150] close(14 [pid 3610] <... mkdir resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4166 attached [pid 4150] close(15 [pid 4166] set_robust_list(0x5555566ee5e0, 24 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 56 [pid 4166] <... set_robust_list resumed>) = 0 [pid 4150] close(16 [pid 4166] chdir("./19" [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... chdir resumed>) = 0 [pid 4150] close(17 [pid 4166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... prctl resumed>) = 0 [pid 4150] close(18 [pid 4166] setpgid(0, 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... setpgid resumed>) = 0 [pid 4150] close(19 [pid 4166] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... symlink resumed>) = 0 [pid 4150] close(20 [pid 4166] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] close(21) = -1 EBADF (Bad file descriptor) [pid 4166] <... symlink resumed>) = 0 [pid 4150] close(22 [pid 4166] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] close(23 [pid 4166] <... symlink resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4150] close(24 [pid 4166] <... openat resumed>) = 3 [pid 4166] write(3, "1000", 4 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... write resumed>) = 4 [pid 4150] close(25 [pid 4166] close(3 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... close resumed>) = 0 [pid 4150] close(26 [pid 4166] read(200, [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4150] close(27 [pid 4166] symlink("/dev/binderfs", "./binderfs" [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] <... symlink resumed>) = 0 [pid 4150] close(28 [pid 4166] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4150] close(29 [pid 4166] <... mmap resumed>) = 0x7fa9c9825000 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4166] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4150] exit_group(0 [pid 4166] <... mprotect resumed>) = 0 [pid 4165] <... futex resumed>) = ? [pid 4151] <... ioctl resumed> ) = ? [pid 4150] <... exit_group resumed>) = ? [pid 4166] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4165] +++ exited with 0 +++ [pid 4151] +++ exited with 0 +++ [pid 4150] +++ exited with 0 +++ ./strace-static-x86_64: Process 4167 attached [pid 4167] set_robust_list(0x7fa9c98459e0, 24 [pid 4166] <... clone resumed>, parent_tid=[57], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 57 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4167] <... set_robust_list resumed>) = 0 [pid 4166] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4167] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4166] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4167] <... openat resumed>) = 3 [pid 4166] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 3614] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4167] ioctl(3, USB_RAW_IOCTL_INIT [pid 3614] <... openat resumed>) = 3 [pid 4167] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] fstat(3, [pid 4167] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4167] <... ioctl resumed>, 0) = 0 [pid 4167] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] getdents64(3, [pid 4167] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4167] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./18/binderfs") = 0 [pid 3614] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./18/cgroup") = 0 [pid 3614] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./18/cgroup.net") = 0 [pid 3614] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./18/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./18") = 0 [pid 3614] mkdir("./19", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4168 attached [pid 4168] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 56 [pid 4168] <... set_robust_list resumed>) = 0 [pid 4168] chdir("./19") = 0 [pid 4168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4168] setpgid(0, 0) = 0 [pid 4168] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4168] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4168] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4168] write(3, "1000", 4) = 4 [pid 4168] close(3) = 0 [pid 4168] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4168] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4168] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4168] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4168] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4169 attached [pid 4169] set_robust_list(0x7fa9c98459e0, 24 [pid 4168] <... clone resumed>, parent_tid=[57], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 57 [pid 4169] <... set_robust_list resumed>) = 0 [pid 4168] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4168] <... futex resumed>) = 0 [pid 4169] <... openat resumed>) = 3 [pid 4168] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4169] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4169] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4169] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4169] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4153] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4153] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4153] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4153] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4170 attached , parent_tid=[56], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 56 [pid 4170] set_robust_list(0x7fa9c98249e0, 24 [pid 4153] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] <... set_robust_list resumed>) = 0 [pid 4153] <... futex resumed>) = 0 [pid 4153] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4170] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4170] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4153] <... futex resumed>) = 0 [pid 4170] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] close(3) = 0 [pid 4153] close(4) = -1 EBADF (Bad file descriptor) [pid 4153] close(5) = -1 EBADF (Bad file descriptor) [pid 4153] close(6) = -1 EBADF (Bad file descriptor) [pid 4153] close(7) = -1 EBADF (Bad file descriptor) [pid 4153] close(8) = -1 EBADF (Bad file descriptor) [pid 4153] close(9) = -1 EBADF (Bad file descriptor) [pid 4153] close(10) = -1 EBADF (Bad file descriptor) [pid 4153] close(11) = -1 EBADF (Bad file descriptor) [pid 4153] close(12) = -1 EBADF (Bad file descriptor) [pid 4153] close(13) = -1 EBADF (Bad file descriptor) [pid 4153] close(14) = -1 EBADF (Bad file descriptor) [pid 4153] close(15) = -1 EBADF (Bad file descriptor) [pid 4153] close(16) = -1 EBADF (Bad file descriptor) [pid 4153] close(17) = -1 EBADF (Bad file descriptor) [pid 4153] close(18) = -1 EBADF (Bad file descriptor) [pid 4153] close(19) = -1 EBADF (Bad file descriptor) [pid 4153] close(20) = -1 EBADF (Bad file descriptor) [pid 4153] close(21) = -1 EBADF (Bad file descriptor) [pid 4153] close(22) = -1 EBADF (Bad file descriptor) [pid 4153] close(23) = -1 EBADF (Bad file descriptor) [pid 4153] close(24) = -1 EBADF (Bad file descriptor) [pid 4153] close(25) = -1 EBADF (Bad file descriptor) [pid 4153] close(26) = -1 EBADF (Bad file descriptor) [pid 4153] close(27) = -1 EBADF (Bad file descriptor) [pid 4153] close(28) = -1 EBADF (Bad file descriptor) [pid 4153] close(29) = -1 EBADF (Bad file descriptor) [pid 4153] exit_group(0) = ? [pid 4170] <... futex resumed>) = ? [pid 4154] <... ioctl resumed> ) = ? [pid 4154] +++ exited with 0 +++ [pid 4170] +++ exited with 0 +++ [pid 4153] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./19/binderfs") = 0 [pid 3611] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./19/cgroup") = 0 [pid 3611] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./19/cgroup.net") = 0 [pid 3611] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./19/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./19") = 0 [pid 3611] mkdir("./20", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4171 attached [pid 4171] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 57 [pid 4171] <... set_robust_list resumed>) = 0 [pid 4171] chdir("./20") = 0 [pid 4171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4171] setpgid(0, 0) = 0 [pid 4171] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4171] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4171] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4171] write(3, "1000", 4) = 4 [pid 4171] close(3) = 0 [pid 4171] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4171] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4171] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4171] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4171] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4172 attached [pid 4172] set_robust_list(0x7fa9c98459e0, 24 [pid 4171] <... clone resumed>, parent_tid=[58], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 58 [pid 4172] <... set_robust_list resumed>) = 0 [pid 4171] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4172] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4171] <... futex resumed>) = 0 [pid 4172] <... openat resumed>) = 3 [pid 4171] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4172] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4172] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4172] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4172] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4156] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4156] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4156] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4156] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4173 attached [pid 4173] set_robust_list(0x7fa9c98249e0, 24 [pid 4156] <... clone resumed>, parent_tid=[59], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 59 [pid 4173] <... set_robust_list resumed>) = 0 [pid 4156] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4173] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4156] <... futex resumed>) = 0 [pid 4173] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4173] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4173] <... futex resumed>) = 0 [pid 4156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4173] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4156] close(3) = 0 [pid 4156] close(4) = -1 EBADF (Bad file descriptor) [pid 4156] close(5) = -1 EBADF (Bad file descriptor) [pid 4156] close(6) = -1 EBADF (Bad file descriptor) [pid 4156] close(7) = -1 EBADF (Bad file descriptor) [pid 4156] close(8) = -1 EBADF (Bad file descriptor) [pid 4156] close(9) = -1 EBADF (Bad file descriptor) [pid 4156] close(10) = -1 EBADF (Bad file descriptor) [pid 4156] close(11) = -1 EBADF (Bad file descriptor) [pid 4156] close(12) = -1 EBADF (Bad file descriptor) [pid 4156] close(13) = -1 EBADF (Bad file descriptor) [pid 4156] close(14) = -1 EBADF (Bad file descriptor) [pid 4156] close(15) = -1 EBADF (Bad file descriptor) [pid 4156] close(16) = -1 EBADF (Bad file descriptor) [pid 4156] close(17) = -1 EBADF (Bad file descriptor) [pid 4156] close(18) = -1 EBADF (Bad file descriptor) [pid 4156] close(19) = -1 EBADF (Bad file descriptor) [pid 4156] close(20) = -1 EBADF (Bad file descriptor) [pid 4156] close(21) = -1 EBADF (Bad file descriptor) [pid 4156] close(22) = -1 EBADF (Bad file descriptor) [pid 4156] close(23) = -1 EBADF (Bad file descriptor) [pid 4156] close(24) = -1 EBADF (Bad file descriptor) [pid 4156] close(25) = -1 EBADF (Bad file descriptor) [pid 4156] close(26) = -1 EBADF (Bad file descriptor) [pid 4156] close(27) = -1 EBADF (Bad file descriptor) [pid 4156] close(28) = -1 EBADF (Bad file descriptor) [pid 4156] close(29) = -1 EBADF (Bad file descriptor) [pid 4156] exit_group(0 [pid 4173] <... futex resumed>) = ? [pid 4157] <... ioctl resumed> ) = ? [pid 4156] <... exit_group resumed>) = ? [pid 4173] +++ exited with 0 +++ [pid 4157] +++ exited with 0 +++ [pid 4156] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./21/binderfs") = 0 [pid 3613] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./21/cgroup") = 0 [pid 3613] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./21/cgroup.net") = 0 [pid 3613] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./21/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./21") = 0 [pid 3613] mkdir("./22", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4174 attached , child_tidptr=0x5555566ee5d0) = 60 [pid 4174] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4174] chdir("./22") = 0 [pid 4174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4174] setpgid(0, 0) = 0 [pid 4174] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4174] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4174] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4174] write(3, "1000", 4) = 4 [pid 4174] close(3) = 0 [pid 4174] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4174] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4174] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4174] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4174] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4175 attached , parent_tid=[61], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 61 [pid 4175] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4174] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4174] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4175] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4175] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4175] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4175] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4175] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4159] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4159] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4159] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4176 attached [pid 4176] set_robust_list(0x7fa9c98249e0, 24 [pid 4159] <... clone resumed>, parent_tid=[59], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 59 [pid 4176] <... set_robust_list resumed>) = 0 [pid 4159] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4176] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4159] <... futex resumed>) = 0 [pid 4176] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4176] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4176] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4159] close(3) = 0 [pid 4159] close(4) = -1 EBADF (Bad file descriptor) [pid 4159] close(5) = -1 EBADF (Bad file descriptor) [pid 4159] close(6) = -1 EBADF (Bad file descriptor) [pid 4159] close(7) = -1 EBADF (Bad file descriptor) [pid 4159] close(8) = -1 EBADF (Bad file descriptor) [pid 4159] close(9) = -1 EBADF (Bad file descriptor) [pid 4159] close(10) = -1 EBADF (Bad file descriptor) [pid 4159] close(11) = -1 EBADF (Bad file descriptor) [pid 4159] close(12) = -1 EBADF (Bad file descriptor) [pid 4159] close(13) = -1 EBADF (Bad file descriptor) [pid 4159] close(14) = -1 EBADF (Bad file descriptor) [pid 4159] close(15) = -1 EBADF (Bad file descriptor) [pid 4159] close(16) = -1 EBADF (Bad file descriptor) [pid 4159] close(17) = -1 EBADF (Bad file descriptor) [pid 4159] close(18) = -1 EBADF (Bad file descriptor) [pid 4159] close(19) = -1 EBADF (Bad file descriptor) [pid 4159] close(20) = -1 EBADF (Bad file descriptor) [pid 4159] close(21) = -1 EBADF (Bad file descriptor) [pid 4159] close(22) = -1 EBADF (Bad file descriptor) [pid 4159] close(23) = -1 EBADF (Bad file descriptor) [pid 4159] close(24) = -1 EBADF (Bad file descriptor) [pid 4159] close(25) = -1 EBADF (Bad file descriptor) [pid 4159] close(26) = -1 EBADF (Bad file descriptor) [pid 4159] close(27) = -1 EBADF (Bad file descriptor) [pid 4159] close(28) = -1 EBADF (Bad file descriptor) [pid 4159] close(29) = -1 EBADF (Bad file descriptor) [pid 4159] exit_group(0 [pid 4176] <... futex resumed>) = ? [pid 4160] <... ioctl resumed> ) = ? [pid 4159] <... exit_group resumed>) = ? [pid 4176] +++ exited with 0 +++ [pid 4160] +++ exited with 0 +++ [pid 4159] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./20/binderfs") = 0 [pid 3615] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./20/cgroup") = 0 [pid 3615] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./20/cgroup.net") = 0 [pid 3615] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./20/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./20") = 0 [pid 3615] mkdir("./21", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4177 attached [pid 4177] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 60 [pid 4177] <... set_robust_list resumed>) = 0 [pid 4177] chdir("./21") = 0 [pid 4177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4177] setpgid(0, 0) = 0 [pid 4177] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4177] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4177] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4177] write(3, "1000", 4) = 4 [pid 4177] close(3) = 0 [pid 4177] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4177] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4177] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4177] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4177] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4178 attached [pid 4178] set_robust_list(0x7fa9c98459e0, 24 [pid 4177] <... clone resumed>, parent_tid=[61], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 61 [pid 4178] <... set_robust_list resumed>) = 0 [pid 4177] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4178] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4177] <... futex resumed>) = 0 [pid 4178] <... openat resumed>) = 3 [pid 4177] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4178] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4178] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4178] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4178] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4162] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4162] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4162] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4162] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4179 attached [pid 4179] set_robust_list(0x7fa9c98249e0, 24 [pid 4162] <... clone resumed>, parent_tid=[58], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 58 [pid 4162] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4162] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4179] <... set_robust_list resumed>) = 0 [pid 4179] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4179] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4162] <... futex resumed>) = 0 [pid 4179] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] close(3) = 0 [pid 4162] close(4) = -1 EBADF (Bad file descriptor) [pid 4162] close(5) = -1 EBADF (Bad file descriptor) [pid 4162] close(6) = -1 EBADF (Bad file descriptor) [pid 4162] close(7) = -1 EBADF (Bad file descriptor) [pid 4162] close(8) = -1 EBADF (Bad file descriptor) [pid 4162] close(9) = -1 EBADF (Bad file descriptor) [pid 4162] close(10) = -1 EBADF (Bad file descriptor) [pid 4162] close(11) = -1 EBADF (Bad file descriptor) [pid 4162] close(12) = -1 EBADF (Bad file descriptor) [pid 4162] close(13) = -1 EBADF (Bad file descriptor) [pid 4162] close(14) = -1 EBADF (Bad file descriptor) [pid 4162] close(15) = -1 EBADF (Bad file descriptor) [pid 4162] close(16) = -1 EBADF (Bad file descriptor) [pid 4162] close(17) = -1 EBADF (Bad file descriptor) [pid 4162] close(18) = -1 EBADF (Bad file descriptor) [pid 4162] close(19) = -1 EBADF (Bad file descriptor) [pid 4162] close(20) = -1 EBADF (Bad file descriptor) [pid 4162] close(21) = -1 EBADF (Bad file descriptor) [pid 4162] close(22) = -1 EBADF (Bad file descriptor) [pid 4162] close(23) = -1 EBADF (Bad file descriptor) [pid 4162] close(24) = -1 EBADF (Bad file descriptor) [pid 4162] close(25) = -1 EBADF (Bad file descriptor) [pid 4162] close(26) = -1 EBADF (Bad file descriptor) [pid 4162] close(27) = -1 EBADF (Bad file descriptor) [pid 4162] close(28) = -1 EBADF (Bad file descriptor) [pid 4162] close(29) = -1 EBADF (Bad file descriptor) [pid 4162] exit_group(0 [pid 4179] <... futex resumed>) = ? [pid 4163] <... ioctl resumed> ) = ? [pid 4162] <... exit_group resumed>) = ? [pid 4179] +++ exited with 0 +++ [pid 4163] +++ exited with 0 +++ [pid 4162] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./20/binderfs") = 0 [pid 3612] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./20/cgroup") = 0 [pid 3612] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./20/cgroup.net") = 0 [pid 3612] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./20/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./20") = 0 [pid 3612] mkdir("./21", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 59 ./strace-static-x86_64: Process 4180 attached [pid 4180] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4180] chdir("./21") = 0 [pid 4180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4180] setpgid(0, 0) = 0 [pid 4180] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4180] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4180] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4180] write(3, "1000", 4) = 4 [pid 4180] close(3) = 0 [pid 4180] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4180] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4180] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4180] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4180] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4181 attached [pid 4181] set_robust_list(0x7fa9c98459e0, 24 [pid 4180] <... clone resumed>, parent_tid=[60], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 60 [pid 4181] <... set_robust_list resumed>) = 0 [pid 4180] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4181] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4180] <... futex resumed>) = 0 [pid 4181] <... openat resumed>) = 3 [pid 4180] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4181] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4181] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4166] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4166] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4166] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4166] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4182 attached [pid 4182] set_robust_list(0x7fa9c98249e0, 24 [pid 4166] <... clone resumed>, parent_tid=[58], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 58 [pid 4182] <... set_robust_list resumed>) = 0 [pid 4166] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4182] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4166] <... futex resumed>) = 0 [pid 4182] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4166] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4182] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4182] <... futex resumed>) = 0 [pid 4182] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4168] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4168] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4168] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4168] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4183 attached [pid 4183] set_robust_list(0x7fa9c98249e0, 24 [pid 4168] <... clone resumed>, parent_tid=[58], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 58 [pid 4168] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4183] <... set_robust_list resumed>) = 0 [pid 4168] <... futex resumed>) = 0 [pid 4183] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4168] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4183] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4183] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4168] <... futex resumed>) = 0 [pid 4183] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] close(3) = 0 [pid 4166] close(4) = -1 EBADF (Bad file descriptor) [pid 4166] close(5) = -1 EBADF (Bad file descriptor) [pid 4166] close(6) = -1 EBADF (Bad file descriptor) [pid 4166] close(7) = -1 EBADF (Bad file descriptor) [pid 4166] close(8) = -1 EBADF (Bad file descriptor) [pid 4166] close(9) = -1 EBADF (Bad file descriptor) [pid 4166] close(10) = -1 EBADF (Bad file descriptor) [pid 4166] close(11) = -1 EBADF (Bad file descriptor) [pid 4166] close(12) = -1 EBADF (Bad file descriptor) [pid 4166] close(13) = -1 EBADF (Bad file descriptor) [pid 4166] close(14) = -1 EBADF (Bad file descriptor) [pid 4166] close(15) = -1 EBADF (Bad file descriptor) [pid 4166] close(16) = -1 EBADF (Bad file descriptor) [pid 4166] close(17) = -1 EBADF (Bad file descriptor) [pid 4166] close(18) = -1 EBADF (Bad file descriptor) [pid 4166] close(19) = -1 EBADF (Bad file descriptor) [pid 4166] close(20) = -1 EBADF (Bad file descriptor) [pid 4166] close(21) = -1 EBADF (Bad file descriptor) [pid 4166] close(22) = -1 EBADF (Bad file descriptor) [pid 4166] close(23) = -1 EBADF (Bad file descriptor) [pid 4166] close(24) = -1 EBADF (Bad file descriptor) [pid 4166] close(25) = -1 EBADF (Bad file descriptor) [pid 4166] close(26) = -1 EBADF (Bad file descriptor) [pid 4166] close(27) = -1 EBADF (Bad file descriptor) [pid 4166] close(28) = -1 EBADF (Bad file descriptor) [pid 4166] close(29) = -1 EBADF (Bad file descriptor) [pid 4166] exit_group(0 [pid 4167] <... ioctl resumed> ) = ? [pid 4166] <... exit_group resumed>) = ? [pid 4182] <... futex resumed>) = ? [pid 4167] +++ exited with 0 +++ [pid 4182] +++ exited with 0 +++ [pid 4166] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./19/binderfs") = 0 [pid 3610] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./19/cgroup") = 0 [pid 3610] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./19/cgroup.net") = 0 [pid 3610] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./19/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./19") = 0 [pid 3610] mkdir("./20", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4184 attached , child_tidptr=0x5555566ee5d0) = 59 [pid 4184] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4184] chdir("./20") = 0 [pid 4184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4184] setpgid(0, 0) = 0 [pid 4184] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4184] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4184] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4168] close(3 [pid 4184] <... symlink resumed>) = 0 [pid 4168] <... close resumed>) = 0 [pid 4184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4168] close(4) = -1 EBADF (Bad file descriptor) [pid 4184] <... openat resumed>) = 3 [pid 4184] write(3, "1000", 4 [pid 4168] close(5 [pid 4184] <... write resumed>) = 4 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4184] close(3 [pid 4168] close(6 [pid 4184] <... close resumed>) = 0 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4184] read(200, [pid 4168] close(7 [pid 4184] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4184] symlink("/dev/binderfs", "./binderfs" [pid 4168] close(8 [pid 4184] <... symlink resumed>) = 0 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4184] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] close(9 [pid 4184] <... futex resumed>) = 0 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4168] close(10 [pid 4184] <... mmap resumed>) = 0x7fa9c9825000 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4184] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4168] close(11 [pid 4184] <... mprotect resumed>) = 0 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4184] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4168] close(12./strace-static-x86_64: Process 4185 attached ) = -1 EBADF (Bad file descriptor) [pid 4185] set_robust_list(0x7fa9c98459e0, 24 [pid 4184] <... clone resumed>, parent_tid=[60], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 60 [pid 4168] close(13 [pid 4185] <... set_robust_list resumed>) = 0 [pid 4184] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4185] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4184] <... futex resumed>) = 0 [pid 4168] close(14 [pid 4185] <... openat resumed>) = 3 [pid 4184] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4185] ioctl(3, USB_RAW_IOCTL_INIT [pid 4168] close(15 [pid 4185] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4185] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4168] close(16 [pid 4185] <... ioctl resumed>, 0) = 0 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4185] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4168] close(17 [pid 4185] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4185] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4168] close(18) = -1 EBADF (Bad file descriptor) [pid 4168] close(19) = -1 EBADF (Bad file descriptor) [pid 4168] close(20) = -1 EBADF (Bad file descriptor) [pid 4168] close(21) = -1 EBADF (Bad file descriptor) [pid 4168] close(22) = -1 EBADF (Bad file descriptor) [pid 4168] close(23) = -1 EBADF (Bad file descriptor) [pid 4168] close(24) = -1 EBADF (Bad file descriptor) [pid 4168] close(25) = -1 EBADF (Bad file descriptor) [pid 4168] close(26) = -1 EBADF (Bad file descriptor) [pid 4168] close(27) = -1 EBADF (Bad file descriptor) [pid 4168] close(28) = -1 EBADF (Bad file descriptor) [pid 4168] close(29) = -1 EBADF (Bad file descriptor) [pid 4168] exit_group(0 [pid 4183] <... futex resumed>) = ? [pid 4169] <... ioctl resumed> ) = ? [pid 4168] <... exit_group resumed>) = ? [pid 4183] +++ exited with 0 +++ [pid 4169] +++ exited with 0 +++ [pid 4168] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3614] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./19/binderfs") = 0 [pid 3614] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./19/cgroup") = 0 [pid 3614] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./19/cgroup.net") = 0 [pid 3614] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./19/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./19") = 0 [pid 3614] mkdir("./20", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4186 attached [pid 4186] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 59 [pid 4186] <... set_robust_list resumed>) = 0 [pid 4186] chdir("./20") = 0 [pid 4186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4186] setpgid(0, 0) = 0 [pid 4186] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4186] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4186] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4186] write(3, "1000", 4) = 4 [pid 4186] close(3) = 0 [pid 4186] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4186] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4186] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4186] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4186] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4187 attached [pid 4187] set_robust_list(0x7fa9c98459e0, 24 [pid 4186] <... clone resumed>, parent_tid=[60], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 60 [pid 4187] <... set_robust_list resumed>) = 0 [pid 4186] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4187] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4186] <... futex resumed>) = 0 [pid 4187] <... openat resumed>) = 3 [pid 4186] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4187] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4187] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4187] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4187] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4171] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4171] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4171] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4188 attached , parent_tid=[59], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 59 [pid 4188] set_robust_list(0x7fa9c98249e0, 24 [pid 4171] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4188] <... set_robust_list resumed>) = 0 [pid 4171] <... futex resumed>) = 0 [pid 4188] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4171] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4188] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4188] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4171] <... futex resumed>) = 0 [pid 4188] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] close(3) = 0 [pid 4171] close(4) = -1 EBADF (Bad file descriptor) [pid 4171] close(5) = -1 EBADF (Bad file descriptor) [pid 4171] close(6) = -1 EBADF (Bad file descriptor) [pid 4171] close(7) = -1 EBADF (Bad file descriptor) [pid 4171] close(8) = -1 EBADF (Bad file descriptor) [pid 4171] close(9) = -1 EBADF (Bad file descriptor) [pid 4171] close(10) = -1 EBADF (Bad file descriptor) [pid 4171] close(11) = -1 EBADF (Bad file descriptor) [pid 4171] close(12) = -1 EBADF (Bad file descriptor) [pid 4171] close(13) = -1 EBADF (Bad file descriptor) [pid 4171] close(14) = -1 EBADF (Bad file descriptor) [pid 4171] close(15) = -1 EBADF (Bad file descriptor) [pid 4171] close(16) = -1 EBADF (Bad file descriptor) [pid 4171] close(17) = -1 EBADF (Bad file descriptor) [pid 4171] close(18) = -1 EBADF (Bad file descriptor) [pid 4171] close(19) = -1 EBADF (Bad file descriptor) [pid 4171] close(20) = -1 EBADF (Bad file descriptor) [pid 4171] close(21) = -1 EBADF (Bad file descriptor) [pid 4171] close(22) = -1 EBADF (Bad file descriptor) [pid 4171] close(23) = -1 EBADF (Bad file descriptor) [pid 4171] close(24) = -1 EBADF (Bad file descriptor) [pid 4171] close(25) = -1 EBADF (Bad file descriptor) [pid 4171] close(26) = -1 EBADF (Bad file descriptor) [pid 4171] close(27) = -1 EBADF (Bad file descriptor) [pid 4171] close(28) = -1 EBADF (Bad file descriptor) [pid 4171] close(29) = -1 EBADF (Bad file descriptor) [pid 4171] exit_group(0 [pid 4188] <... futex resumed>) = ? [pid 4172] <... ioctl resumed> ) = ? [pid 4171] <... exit_group resumed>) = ? [pid 4188] +++ exited with 0 +++ [pid 4172] +++ exited with 0 +++ [pid 4171] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./20/binderfs") = 0 [pid 3611] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./20/cgroup") = 0 [pid 3611] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./20/cgroup.net") = 0 [pid 3611] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./20/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./20") = 0 [pid 3611] mkdir("./21", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4189 attached [pid 4189] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 60 [pid 4189] <... set_robust_list resumed>) = 0 [pid 4189] chdir("./21") = 0 [pid 4189] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4189] setpgid(0, 0) = 0 [pid 4189] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4189] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4189] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4189] write(3, "1000", 4) = 4 [pid 4189] close(3) = 0 [pid 4189] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4189] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4189] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4189] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4189] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4190 attached [pid 4190] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4189] <... clone resumed>, parent_tid=[61], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 61 [pid 4190] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 4189] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4190] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4189] <... futex resumed>) = 0 [pid 4190] <... openat resumed>) = 3 [pid 4190] ioctl(3, USB_RAW_IOCTL_INIT [pid 4189] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4190] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4190] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4190] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4190] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4174] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4174] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4174] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4174] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4174] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4191 attached [pid 4191] set_robust_list(0x7fa9c98249e0, 24 [pid 4174] <... clone resumed>, parent_tid=[62], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 62 [pid 4191] <... set_robust_list resumed>) = 0 [pid 4174] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4191] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4174] <... futex resumed>) = 0 [pid 4191] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4174] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4191] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4191] <... futex resumed>) = 0 [pid 4191] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4174] close(3) = 0 [pid 4174] close(4) = -1 EBADF (Bad file descriptor) [pid 4174] close(5) = -1 EBADF (Bad file descriptor) [pid 4174] close(6) = -1 EBADF (Bad file descriptor) [pid 4174] close(7) = -1 EBADF (Bad file descriptor) [pid 4174] close(8) = -1 EBADF (Bad file descriptor) [pid 4174] close(9) = -1 EBADF (Bad file descriptor) [pid 4174] close(10) = -1 EBADF (Bad file descriptor) [pid 4174] close(11) = -1 EBADF (Bad file descriptor) [pid 4174] close(12) = -1 EBADF (Bad file descriptor) [pid 4174] close(13) = -1 EBADF (Bad file descriptor) [pid 4174] close(14) = -1 EBADF (Bad file descriptor) [pid 4174] close(15) = -1 EBADF (Bad file descriptor) [pid 4174] close(16) = -1 EBADF (Bad file descriptor) [pid 4174] close(17) = -1 EBADF (Bad file descriptor) [pid 4174] close(18) = -1 EBADF (Bad file descriptor) [pid 4174] close(19) = -1 EBADF (Bad file descriptor) [pid 4174] close(20) = -1 EBADF (Bad file descriptor) [pid 4174] close(21) = -1 EBADF (Bad file descriptor) [pid 4174] close(22) = -1 EBADF (Bad file descriptor) [pid 4174] close(23) = -1 EBADF (Bad file descriptor) [pid 4174] close(24) = -1 EBADF (Bad file descriptor) [pid 4174] close(25) = -1 EBADF (Bad file descriptor) [pid 4174] close(26) = -1 EBADF (Bad file descriptor) [pid 4174] close(27) = -1 EBADF (Bad file descriptor) [pid 4174] close(28) = -1 EBADF (Bad file descriptor) [pid 4174] close(29) = -1 EBADF (Bad file descriptor) [pid 4174] exit_group(0) = ? [pid 4175] <... ioctl resumed> ) = ? [pid 4191] <... futex resumed>) = ? [pid 4191] +++ exited with 0 +++ [pid 4175] +++ exited with 0 +++ [pid 4174] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./22/binderfs") = 0 [pid 3613] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./22/cgroup") = 0 [pid 3613] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./22/cgroup.net") = 0 [pid 3613] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./22/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./22") = 0 [pid 3613] mkdir("./23", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4192 attached [pid 4192] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 63 [pid 4192] chdir("./23") = 0 [pid 4192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4192] setpgid(0, 0) = 0 [pid 4192] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4192] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4192] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4192] write(3, "1000", 4) = 4 [pid 4192] close(3) = 0 [pid 4192] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4192] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4192] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4192] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4192] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4193 attached [pid 4193] set_robust_list(0x7fa9c98459e0, 24 [pid 4192] <... clone resumed>, parent_tid=[64], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 64 [pid 4193] <... set_robust_list resumed>) = 0 [pid 4192] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4193] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4192] <... futex resumed>) = 0 [pid 4192] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4193] <... openat resumed>) = 3 [pid 4193] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4193] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4193] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4193] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4177] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4177] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4177] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4177] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4177] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4194 attached , parent_tid=[62], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 62 [pid 4194] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4177] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4194] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4177] <... futex resumed>) = 0 [pid 4194] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4177] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4194] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4194] <... futex resumed>) = 0 [pid 4194] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4177] close(3) = 0 [pid 4177] close(4) = -1 EBADF (Bad file descriptor) [pid 4177] close(5) = -1 EBADF (Bad file descriptor) [pid 4177] close(6) = -1 EBADF (Bad file descriptor) [pid 4177] close(7) = -1 EBADF (Bad file descriptor) [pid 4177] close(8) = -1 EBADF (Bad file descriptor) [pid 4177] close(9) = -1 EBADF (Bad file descriptor) [pid 4177] close(10) = -1 EBADF (Bad file descriptor) [pid 4177] close(11) = -1 EBADF (Bad file descriptor) [pid 4177] close(12) = -1 EBADF (Bad file descriptor) [pid 4177] close(13) = -1 EBADF (Bad file descriptor) [pid 4177] close(14) = -1 EBADF (Bad file descriptor) [pid 4177] close(15) = -1 EBADF (Bad file descriptor) [pid 4177] close(16) = -1 EBADF (Bad file descriptor) [pid 4177] close(17) = -1 EBADF (Bad file descriptor) [pid 4177] close(18) = -1 EBADF (Bad file descriptor) [pid 4177] close(19) = -1 EBADF (Bad file descriptor) [pid 4177] close(20) = -1 EBADF (Bad file descriptor) [pid 4177] close(21) = -1 EBADF (Bad file descriptor) [pid 4177] close(22) = -1 EBADF (Bad file descriptor) [pid 4177] close(23) = -1 EBADF (Bad file descriptor) [pid 4177] close(24) = -1 EBADF (Bad file descriptor) [pid 4177] close(25) = -1 EBADF (Bad file descriptor) [pid 4177] close(26) = -1 EBADF (Bad file descriptor) [pid 4177] close(27) = -1 EBADF (Bad file descriptor) [pid 4177] close(28) = -1 EBADF (Bad file descriptor) [pid 4177] close(29) = -1 EBADF (Bad file descriptor) [pid 4177] exit_group(0 [pid 4194] <... futex resumed>) = ? [pid 4178] <... ioctl resumed> ) = ? [pid 4177] <... exit_group resumed>) = ? [pid 4194] +++ exited with 0 +++ [pid 4178] +++ exited with 0 +++ [pid 4177] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./21/binderfs") = 0 [pid 3615] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./21/cgroup") = 0 [pid 3615] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./21/cgroup.net") = 0 [pid 3615] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./21/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./21") = 0 [pid 3615] mkdir("./22", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4195 attached [pid 4195] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 63 [pid 4195] <... set_robust_list resumed>) = 0 [pid 4195] chdir("./22") = 0 [pid 4195] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4195] setpgid(0, 0) = 0 [pid 4195] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4195] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4195] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4195] write(3, "1000", 4) = 4 [pid 4195] close(3) = 0 [pid 4195] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4195] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4195] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4195] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4195] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4196 attached [pid 4196] set_robust_list(0x7fa9c98459e0, 24 [pid 4195] <... clone resumed>, parent_tid=[64], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 64 [pid 4196] <... set_robust_list resumed>) = 0 [pid 4195] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4196] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4195] <... futex resumed>) = 0 [pid 4196] <... openat resumed>) = 3 [pid 4195] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4196] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4196] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4196] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4196] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4180] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4180] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4180] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4180] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4197 attached [pid 4197] set_robust_list(0x7fa9c98249e0, 24 [pid 4180] <... clone resumed>, parent_tid=[61], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 61 [pid 4197] <... set_robust_list resumed>) = 0 [pid 4180] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4197] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4180] <... futex resumed>) = 0 [pid 4197] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4180] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4197] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4180] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4197] <... futex resumed>) = 0 [pid 4197] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4180] close(3) = 0 [pid 4180] close(4) = -1 EBADF (Bad file descriptor) [pid 4180] close(5) = -1 EBADF (Bad file descriptor) [pid 4180] close(6) = -1 EBADF (Bad file descriptor) [pid 4180] close(7) = -1 EBADF (Bad file descriptor) [pid 4180] close(8) = -1 EBADF (Bad file descriptor) [pid 4180] close(9) = -1 EBADF (Bad file descriptor) [pid 4180] close(10) = -1 EBADF (Bad file descriptor) [pid 4180] close(11) = -1 EBADF (Bad file descriptor) [pid 4180] close(12) = -1 EBADF (Bad file descriptor) [pid 4180] close(13) = -1 EBADF (Bad file descriptor) [pid 4180] close(14) = -1 EBADF (Bad file descriptor) [pid 4180] close(15) = -1 EBADF (Bad file descriptor) [pid 4180] close(16) = -1 EBADF (Bad file descriptor) [pid 4180] close(17) = -1 EBADF (Bad file descriptor) [pid 4180] close(18) = -1 EBADF (Bad file descriptor) [pid 4180] close(19) = -1 EBADF (Bad file descriptor) [pid 4180] close(20) = -1 EBADF (Bad file descriptor) [pid 4180] close(21) = -1 EBADF (Bad file descriptor) [pid 4180] close(22) = -1 EBADF (Bad file descriptor) [pid 4180] close(23) = -1 EBADF (Bad file descriptor) [pid 4180] close(24) = -1 EBADF (Bad file descriptor) [pid 4180] close(25) = -1 EBADF (Bad file descriptor) [pid 4180] close(26) = -1 EBADF (Bad file descriptor) [pid 4180] close(27) = -1 EBADF (Bad file descriptor) [pid 4180] close(28) = -1 EBADF (Bad file descriptor) [pid 4180] close(29) = -1 EBADF (Bad file descriptor) [pid 4180] exit_group(0 [pid 4197] <... futex resumed>) = ? [pid 4181] <... ioctl resumed> ) = ? [pid 4180] <... exit_group resumed>) = ? [pid 4197] +++ exited with 0 +++ [pid 4181] +++ exited with 0 +++ [pid 4180] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./21/binderfs") = 0 [pid 3612] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./21/cgroup") = 0 [pid 3612] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./21/cgroup.net") = 0 [pid 3612] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./21/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./21") = 0 [pid 3612] mkdir("./22", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4198 attached [pid 4198] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 62 [pid 4198] <... set_robust_list resumed>) = 0 [pid 4198] chdir("./22") = 0 [pid 4198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4198] setpgid(0, 0) = 0 [pid 4198] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4198] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4198] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4198] write(3, "1000", 4) = 4 [pid 4198] close(3) = 0 [pid 4198] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4198] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4198] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4198] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4198] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4199 attached [pid 4199] set_robust_list(0x7fa9c98459e0, 24 [pid 4198] <... clone resumed>, parent_tid=[63], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 63 [pid 4199] <... set_robust_list resumed>) = 0 [pid 4198] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4199] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4198] <... futex resumed>) = 0 [pid 4198] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4199] <... openat resumed>) = 3 [pid 4199] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4199] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4199] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4199] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4184] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4184] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4184] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4184] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4200 attached [pid 4200] set_robust_list(0x7fa9c98249e0, 24 [pid 4184] <... clone resumed>, parent_tid=[61], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 61 [pid 4200] <... set_robust_list resumed>) = 0 [pid 4184] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4200] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4184] <... futex resumed>) = 0 [pid 4200] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4184] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4200] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4200] <... futex resumed>) = 0 [pid 4200] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4186] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4186] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4186] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4201 attached [pid 4201] set_robust_list(0x7fa9c98249e0, 24 [pid 4186] <... clone resumed>, parent_tid=[61], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 61 [pid 4201] <... set_robust_list resumed>) = 0 [pid 4186] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4201] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4186] <... futex resumed>) = 0 [pid 4201] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4186] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4201] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4201] <... futex resumed>) = 0 [pid 4201] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4184] close(3) = 0 [pid 4184] close(4) = -1 EBADF (Bad file descriptor) [pid 4184] close(5) = -1 EBADF (Bad file descriptor) [pid 4184] close(6) = -1 EBADF (Bad file descriptor) [pid 4184] close(7) = -1 EBADF (Bad file descriptor) [pid 4184] close(8) = -1 EBADF (Bad file descriptor) [pid 4184] close(9) = -1 EBADF (Bad file descriptor) [pid 4184] close(10) = -1 EBADF (Bad file descriptor) [pid 4184] close(11) = -1 EBADF (Bad file descriptor) [pid 4184] close(12) = -1 EBADF (Bad file descriptor) [pid 4184] close(13) = -1 EBADF (Bad file descriptor) [pid 4184] close(14) = -1 EBADF (Bad file descriptor) [pid 4184] close(15) = -1 EBADF (Bad file descriptor) [pid 4184] close(16) = -1 EBADF (Bad file descriptor) [pid 4184] close(17) = -1 EBADF (Bad file descriptor) [pid 4184] close(18) = -1 EBADF (Bad file descriptor) [pid 4184] close(19) = -1 EBADF (Bad file descriptor) [pid 4184] close(20) = -1 EBADF (Bad file descriptor) [pid 4184] close(21) = -1 EBADF (Bad file descriptor) [pid 4184] close(22) = -1 EBADF (Bad file descriptor) [pid 4184] close(23) = -1 EBADF (Bad file descriptor) [pid 4184] close(24) = -1 EBADF (Bad file descriptor) [pid 4184] close(25) = -1 EBADF (Bad file descriptor) [pid 4184] close(26) = -1 EBADF (Bad file descriptor) [pid 4184] close(27) = -1 EBADF (Bad file descriptor) [pid 4184] close(28) = -1 EBADF (Bad file descriptor) [pid 4184] close(29) = -1 EBADF (Bad file descriptor) [pid 4184] exit_group(0) = ? [pid 4200] <... futex resumed>) = ? [pid 4185] <... ioctl resumed> ) = ? [pid 4200] +++ exited with 0 +++ [pid 4185] +++ exited with 0 +++ [pid 4184] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3610] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./20/binderfs") = 0 [pid 3610] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./20/cgroup") = 0 [pid 3610] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./20/cgroup.net") = 0 [pid 3610] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./20/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./20") = 0 [pid 3610] mkdir("./21", 0777) = 0 [pid 4186] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4186] <... close resumed>) = 0 [pid 4186] close(4) = -1 EBADF (Bad file descriptor) [pid 4186] close(5) = -1 EBADF (Bad file descriptor) [pid 4186] close(6) = -1 EBADF (Bad file descriptor) [pid 4186] close(7./strace-static-x86_64: Process 4202 attached ) = -1 EBADF (Bad file descriptor) [pid 4202] set_robust_list(0x5555566ee5e0, 24 [pid 4186] close(8 [pid 4202] <... set_robust_list resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 62 [pid 4202] chdir("./21" [pid 4186] close(9 [pid 4202] <... chdir resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4186] close(10 [pid 4202] <... prctl resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] setpgid(0, 0 [pid 4186] close(11 [pid 4202] <... setpgid resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4186] close(12 [pid 4202] <... symlink resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4186] close(13 [pid 4202] <... symlink resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4186] close(14 [pid 4202] <... symlink resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4186] close(15 [pid 4202] <... openat resumed>) = 3 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] write(3, "1000", 4 [pid 4186] close(16 [pid 4202] <... write resumed>) = 4 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] close(3 [pid 4186] close(17 [pid 4202] <... close resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] read(200, [pid 4186] close(18 [pid 4202] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] symlink("/dev/binderfs", "./binderfs" [pid 4186] close(19 [pid 4202] <... symlink resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4186] close(20 [pid 4202] <... futex resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4186] close(21 [pid 4202] <... mmap resumed>) = 0x7fa9c9825000 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4186] close(22 [pid 4202] <... mprotect resumed>) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4202] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4186] close(23./strace-static-x86_64: Process 4203 attached ) = -1 EBADF (Bad file descriptor) [pid 4203] set_robust_list(0x7fa9c98459e0, 24 [pid 4202] <... clone resumed>, parent_tid=[63], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 63 [pid 4186] close(24 [pid 4203] <... set_robust_list resumed>) = 0 [pid 4202] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4203] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4202] <... futex resumed>) = 0 [pid 4186] close(25 [pid 4203] <... openat resumed>) = 3 [pid 4202] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4203] ioctl(3, USB_RAW_IOCTL_INIT [pid 4186] close(26 [pid 4203] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4203] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4186] close(27 [pid 4203] <... ioctl resumed>, 0) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4203] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4186] close(28 [pid 4203] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4203] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4186] close(29) = -1 EBADF (Bad file descriptor) [pid 4186] exit_group(0 [pid 4201] <... futex resumed>) = ? [pid 4186] <... exit_group resumed>) = ? [pid 4201] +++ exited with 0 +++ [pid 4187] <... ioctl resumed> ) = ? [pid 4187] +++ exited with 0 +++ [pid 4186] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./20/binderfs") = 0 [pid 3614] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./20/cgroup") = 0 [pid 3614] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./20/cgroup.net") = 0 [pid 3614] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./20/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./20") = 0 [pid 3614] mkdir("./21", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4204 attached , child_tidptr=0x5555566ee5d0) = 62 [pid 4204] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4204] chdir("./21") = 0 [pid 4204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4204] setpgid(0, 0) = 0 [pid 4204] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4204] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4204] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4204] write(3, "1000", 4) = 4 [pid 4204] close(3) = 0 [pid 4204] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4204] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4204] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4204] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4204] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4205 attached [pid 4205] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4205] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4204] <... clone resumed>, parent_tid=[63], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 63 [pid 4204] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4205] <... futex resumed>) = 0 [pid 4204] <... futex resumed>) = 1 [pid 4205] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4204] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4205] <... openat resumed>) = 3 [pid 4205] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4205] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4205] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4205] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4189] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4189] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4189] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4189] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4206 attached [pid 4206] set_robust_list(0x7fa9c98249e0, 24 [pid 4189] <... clone resumed>, parent_tid=[62], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 62 [pid 4206] <... set_robust_list resumed>) = 0 [pid 4189] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4206] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4189] <... futex resumed>) = 0 [pid 4206] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4189] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4206] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4206] <... futex resumed>) = 0 [pid 4206] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4189] close(3) = 0 [pid 4189] close(4) = -1 EBADF (Bad file descriptor) [pid 4189] close(5) = -1 EBADF (Bad file descriptor) [pid 4189] close(6) = -1 EBADF (Bad file descriptor) [pid 4189] close(7) = -1 EBADF (Bad file descriptor) [pid 4189] close(8) = -1 EBADF (Bad file descriptor) [pid 4189] close(9) = -1 EBADF (Bad file descriptor) [pid 4189] close(10) = -1 EBADF (Bad file descriptor) [pid 4189] close(11) = -1 EBADF (Bad file descriptor) [pid 4189] close(12) = -1 EBADF (Bad file descriptor) [pid 4189] close(13) = -1 EBADF (Bad file descriptor) [pid 4189] close(14) = -1 EBADF (Bad file descriptor) [pid 4189] close(15) = -1 EBADF (Bad file descriptor) [pid 4189] close(16) = -1 EBADF (Bad file descriptor) [pid 4189] close(17) = -1 EBADF (Bad file descriptor) [pid 4189] close(18) = -1 EBADF (Bad file descriptor) [pid 4189] close(19) = -1 EBADF (Bad file descriptor) [pid 4189] close(20) = -1 EBADF (Bad file descriptor) [pid 4189] close(21) = -1 EBADF (Bad file descriptor) [pid 4189] close(22) = -1 EBADF (Bad file descriptor) [pid 4189] close(23) = -1 EBADF (Bad file descriptor) [pid 4189] close(24) = -1 EBADF (Bad file descriptor) [pid 4189] close(25) = -1 EBADF (Bad file descriptor) [pid 4189] close(26) = -1 EBADF (Bad file descriptor) [pid 4189] close(27) = -1 EBADF (Bad file descriptor) [pid 4189] close(28) = -1 EBADF (Bad file descriptor) [pid 4189] close(29) = -1 EBADF (Bad file descriptor) [pid 4189] exit_group(0 [pid 4206] <... futex resumed>) = ? [pid 4190] <... ioctl resumed> ) = ? [pid 4189] <... exit_group resumed>) = ? [pid 4206] +++ exited with 0 +++ [pid 4190] +++ exited with 0 +++ [pid 4189] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./21/binderfs") = 0 [pid 3611] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./21/cgroup") = 0 [pid 3611] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./21/cgroup.net") = 0 [pid 3611] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./21/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./21") = 0 [pid 3611] mkdir("./22", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4207 attached [pid 4207] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 63 [pid 4207] <... set_robust_list resumed>) = 0 [pid 4207] chdir("./22") = 0 [pid 4207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4207] setpgid(0, 0) = 0 [pid 4207] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4207] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4207] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4207] write(3, "1000", 4) = 4 [pid 4207] close(3) = 0 [pid 4207] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4207] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4207] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4207] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4207] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4208 attached [pid 4208] set_robust_list(0x7fa9c98459e0, 24 [pid 4207] <... clone resumed>, parent_tid=[64], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 64 [pid 4208] <... set_robust_list resumed>) = 0 [pid 4207] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4208] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4207] <... futex resumed>) = 0 [pid 4208] <... openat resumed>) = 3 [pid 4207] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4208] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4208] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4208] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4208] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4192] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4192] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4192] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4192] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4192] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[65], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 65 [pid 4192] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4192] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4209 attached [pid 4209] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4209] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4209] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4192] <... futex resumed>) = 0 [pid 4209] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4192] close(3) = 0 [pid 4192] close(4) = -1 EBADF (Bad file descriptor) [pid 4192] close(5) = -1 EBADF (Bad file descriptor) [pid 4192] close(6) = -1 EBADF (Bad file descriptor) [pid 4192] close(7) = -1 EBADF (Bad file descriptor) [pid 4192] close(8) = -1 EBADF (Bad file descriptor) [pid 4192] close(9) = -1 EBADF (Bad file descriptor) [pid 4192] close(10) = -1 EBADF (Bad file descriptor) [pid 4192] close(11) = -1 EBADF (Bad file descriptor) [pid 4192] close(12) = -1 EBADF (Bad file descriptor) [pid 4192] close(13) = -1 EBADF (Bad file descriptor) [pid 4192] close(14) = -1 EBADF (Bad file descriptor) [pid 4192] close(15) = -1 EBADF (Bad file descriptor) [pid 4192] close(16) = -1 EBADF (Bad file descriptor) [pid 4192] close(17) = -1 EBADF (Bad file descriptor) [pid 4192] close(18) = -1 EBADF (Bad file descriptor) [pid 4192] close(19) = -1 EBADF (Bad file descriptor) [pid 4192] close(20) = -1 EBADF (Bad file descriptor) [pid 4192] close(21) = -1 EBADF (Bad file descriptor) [pid 4192] close(22) = -1 EBADF (Bad file descriptor) [pid 4192] close(23) = -1 EBADF (Bad file descriptor) [pid 4192] close(24) = -1 EBADF (Bad file descriptor) [pid 4192] close(25) = -1 EBADF (Bad file descriptor) [pid 4192] close(26) = -1 EBADF (Bad file descriptor) [pid 4192] close(27) = -1 EBADF (Bad file descriptor) [pid 4192] close(28) = -1 EBADF (Bad file descriptor) [pid 4192] close(29) = -1 EBADF (Bad file descriptor) [pid 4192] exit_group(0) = ? [pid 4209] <... futex resumed>) = ? [pid 4193] <... ioctl resumed> ) = ? [pid 4209] +++ exited with 0 +++ [pid 4193] +++ exited with 0 +++ [pid 4192] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./23/binderfs") = 0 [pid 3613] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./23/cgroup") = 0 [pid 3613] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./23/cgroup.net") = 0 [pid 3613] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./23/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./23") = 0 [pid 3613] mkdir("./24", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4210 attached [pid 4210] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 66 [pid 4210] <... set_robust_list resumed>) = 0 [pid 4210] chdir("./24") = 0 [pid 4210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4210] setpgid(0, 0) = 0 [pid 4210] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4210] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4210] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4210] write(3, "1000", 4) = 4 [pid 4210] close(3) = 0 [pid 4210] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4210] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4210] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4210] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4210] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4211 attached [pid 4211] set_robust_list(0x7fa9c98459e0, 24 [pid 4210] <... clone resumed>, parent_tid=[67], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 67 [pid 4211] <... set_robust_list resumed>) = 0 [pid 4210] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4211] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4210] <... futex resumed>) = 0 [pid 4211] <... openat resumed>) = 3 [pid 4210] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4211] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4211] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4195] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4195] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4195] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4195] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4195] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4212 attached [pid 4212] set_robust_list(0x7fa9c98249e0, 24 [pid 4195] <... clone resumed>, parent_tid=[65], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 65 [pid 4212] <... set_robust_list resumed>) = 0 [pid 4195] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4212] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4195] <... futex resumed>) = 0 [pid 4212] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4195] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4212] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4212] <... futex resumed>) = 0 [pid 4212] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4195] close(3) = 0 [pid 4195] close(4) = -1 EBADF (Bad file descriptor) [pid 4195] close(5) = -1 EBADF (Bad file descriptor) [pid 4195] close(6) = -1 EBADF (Bad file descriptor) [pid 4195] close(7) = -1 EBADF (Bad file descriptor) [pid 4195] close(8) = -1 EBADF (Bad file descriptor) [pid 4195] close(9) = -1 EBADF (Bad file descriptor) [pid 4195] close(10) = -1 EBADF (Bad file descriptor) [pid 4195] close(11) = -1 EBADF (Bad file descriptor) [pid 4195] close(12) = -1 EBADF (Bad file descriptor) [pid 4195] close(13) = -1 EBADF (Bad file descriptor) [pid 4195] close(14) = -1 EBADF (Bad file descriptor) [pid 4195] close(15) = -1 EBADF (Bad file descriptor) [pid 4195] close(16) = -1 EBADF (Bad file descriptor) [pid 4195] close(17) = -1 EBADF (Bad file descriptor) [pid 4195] close(18) = -1 EBADF (Bad file descriptor) [pid 4195] close(19) = -1 EBADF (Bad file descriptor) [pid 4195] close(20) = -1 EBADF (Bad file descriptor) [pid 4195] close(21) = -1 EBADF (Bad file descriptor) [pid 4195] close(22) = -1 EBADF (Bad file descriptor) [pid 4195] close(23) = -1 EBADF (Bad file descriptor) [pid 4195] close(24) = -1 EBADF (Bad file descriptor) [pid 4195] close(25) = -1 EBADF (Bad file descriptor) [pid 4195] close(26) = -1 EBADF (Bad file descriptor) [pid 4195] close(27) = -1 EBADF (Bad file descriptor) [pid 4195] close(28) = -1 EBADF (Bad file descriptor) [pid 4195] close(29) = -1 EBADF (Bad file descriptor) [pid 4195] exit_group(0 [pid 4196] <... ioctl resumed> ) = ? [pid 4196] +++ exited with 0 +++ [pid 4212] <... futex resumed>) = ? [pid 4195] <... exit_group resumed>) = ? [pid 4212] +++ exited with 0 +++ [pid 4195] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./22/binderfs") = 0 [pid 3615] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./22/cgroup") = 0 [pid 3615] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./22/cgroup.net") = 0 [pid 3615] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./22/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./22") = 0 [pid 3615] mkdir("./23", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4213 attached [pid 4213] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 66 [pid 4213] <... set_robust_list resumed>) = 0 [pid 4213] chdir("./23") = 0 [pid 4213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4213] setpgid(0, 0) = 0 [pid 4213] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4213] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4213] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4213] write(3, "1000", 4) = 4 [pid 4213] close(3) = 0 [pid 4213] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4213] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4213] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4213] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4213] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4214 attached [pid 4214] set_robust_list(0x7fa9c98459e0, 24 [pid 4213] <... clone resumed>, parent_tid=[67], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 67 [pid 4214] <... set_robust_list resumed>) = 0 [pid 4213] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4214] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4213] <... futex resumed>) = 0 [pid 4214] <... openat resumed>) = 3 [pid 4213] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4214] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4214] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4214] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4214] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4198] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4198] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4198] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4198] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4215 attached [pid 4215] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4198] <... clone resumed>, parent_tid=[64], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 64 [pid 4215] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4198] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4215] <... futex resumed>) = 0 [pid 4198] <... futex resumed>) = 1 [pid 4215] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4198] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4215] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4215] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4198] close(3) = 0 [pid 4198] close(4) = -1 EBADF (Bad file descriptor) [pid 4198] close(5) = -1 EBADF (Bad file descriptor) [pid 4198] close(6) = -1 EBADF (Bad file descriptor) [pid 4198] close(7) = -1 EBADF (Bad file descriptor) [pid 4198] close(8) = -1 EBADF (Bad file descriptor) [pid 4198] close(9) = -1 EBADF (Bad file descriptor) [pid 4198] close(10) = -1 EBADF (Bad file descriptor) [pid 4198] close(11) = -1 EBADF (Bad file descriptor) [pid 4198] close(12) = -1 EBADF (Bad file descriptor) [pid 4198] close(13) = -1 EBADF (Bad file descriptor) [pid 4198] close(14) = -1 EBADF (Bad file descriptor) [pid 4198] close(15) = -1 EBADF (Bad file descriptor) [pid 4198] close(16) = -1 EBADF (Bad file descriptor) [pid 4198] close(17) = -1 EBADF (Bad file descriptor) [pid 4198] close(18) = -1 EBADF (Bad file descriptor) [pid 4198] close(19) = -1 EBADF (Bad file descriptor) [pid 4198] close(20) = -1 EBADF (Bad file descriptor) [pid 4198] close(21) = -1 EBADF (Bad file descriptor) [pid 4198] close(22) = -1 EBADF (Bad file descriptor) [pid 4198] close(23) = -1 EBADF (Bad file descriptor) [pid 4198] close(24) = -1 EBADF (Bad file descriptor) [pid 4198] close(25) = -1 EBADF (Bad file descriptor) [pid 4198] close(26) = -1 EBADF (Bad file descriptor) [pid 4198] close(27) = -1 EBADF (Bad file descriptor) [pid 4198] close(28) = -1 EBADF (Bad file descriptor) [pid 4198] close(29) = -1 EBADF (Bad file descriptor) [pid 4198] exit_group(0) = ? [pid 4215] <... futex resumed>) = ? [pid 4215] +++ exited with 0 +++ [pid 4199] <... ioctl resumed> ) = ? [pid 4199] +++ exited with 0 +++ [pid 4198] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./22/binderfs") = 0 [pid 3612] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./22/cgroup") = 0 [pid 3612] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./22/cgroup.net") = 0 [pid 3612] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./22/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./22") = 0 [pid 3612] mkdir("./23", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4216 attached , child_tidptr=0x5555566ee5d0) = 65 [pid 4216] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4216] chdir("./23") = 0 [pid 4216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4216] setpgid(0, 0) = 0 [pid 4216] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4216] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4216] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4216] write(3, "1000", 4) = 4 [pid 4216] close(3) = 0 [pid 4216] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4216] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4216] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4216] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4216] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4217 attached , parent_tid=[66], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 66 [pid 4217] set_robust_list(0x7fa9c98459e0, 24 [pid 4216] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4217] <... set_robust_list resumed>) = 0 [pid 4216] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4217] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4217] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4217] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4217] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4217] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4202] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4202] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4202] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4202] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4218 attached [pid 4218] set_robust_list(0x7fa9c98249e0, 24 [pid 4202] <... clone resumed>, parent_tid=[64], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 64 [pid 4218] <... set_robust_list resumed>) = 0 [pid 4202] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4218] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4202] <... futex resumed>) = 0 [pid 4218] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4202] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4218] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4218] <... futex resumed>) = 0 [pid 4218] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4204] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4204] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4204] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4204] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4219 attached [pid 4219] set_robust_list(0x7fa9c98249e0, 24 [pid 4204] <... clone resumed>, parent_tid=[64], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 64 [pid 4219] <... set_robust_list resumed>) = 0 [pid 4204] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4219] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4204] <... futex resumed>) = 0 [pid 4219] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4204] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4219] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4204] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4219] <... futex resumed>) = 0 [pid 4219] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4202] close(3) = 0 [pid 4202] close(4) = -1 EBADF (Bad file descriptor) [pid 4202] close(5) = -1 EBADF (Bad file descriptor) [pid 4202] close(6) = -1 EBADF (Bad file descriptor) [pid 4202] close(7) = -1 EBADF (Bad file descriptor) [pid 4202] close(8) = -1 EBADF (Bad file descriptor) [pid 4202] close(9) = -1 EBADF (Bad file descriptor) [pid 4202] close(10) = -1 EBADF (Bad file descriptor) [pid 4202] close(11) = -1 EBADF (Bad file descriptor) [pid 4202] close(12) = -1 EBADF (Bad file descriptor) [pid 4202] close(13) = -1 EBADF (Bad file descriptor) [pid 4202] close(14) = -1 EBADF (Bad file descriptor) [pid 4202] close(15) = -1 EBADF (Bad file descriptor) [pid 4202] close(16) = -1 EBADF (Bad file descriptor) [pid 4202] close(17) = -1 EBADF (Bad file descriptor) [pid 4202] close(18) = -1 EBADF (Bad file descriptor) [pid 4202] close(19) = -1 EBADF (Bad file descriptor) [pid 4202] close(20) = -1 EBADF (Bad file descriptor) [pid 4202] close(21) = -1 EBADF (Bad file descriptor) [pid 4202] close(22) = -1 EBADF (Bad file descriptor) [pid 4202] close(23) = -1 EBADF (Bad file descriptor) [pid 4202] close(24) = -1 EBADF (Bad file descriptor) [pid 4202] close(25) = -1 EBADF (Bad file descriptor) [pid 4202] close(26) = -1 EBADF (Bad file descriptor) [pid 4202] close(27) = -1 EBADF (Bad file descriptor) [pid 4202] close(28) = -1 EBADF (Bad file descriptor) [pid 4202] close(29) = -1 EBADF (Bad file descriptor) [pid 4202] exit_group(0 [pid 4218] <... futex resumed>) = ? [pid 4203] <... ioctl resumed> ) = ? [pid 4202] <... exit_group resumed>) = ? [pid 4218] +++ exited with 0 +++ [pid 4203] +++ exited with 0 +++ [pid 4202] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./21/binderfs") = 0 [pid 3610] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./21/cgroup") = 0 [pid 3610] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./21/cgroup.net") = 0 [pid 3610] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./21/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./21") = 0 [pid 3610] mkdir("./22", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4220 attached [pid 4220] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 65 [pid 4220] chdir("./22") = 0 [pid 4220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4220] setpgid(0, 0) = 0 [pid 4220] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4220] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4220] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4220] write(3, "1000", 4) = 4 [pid 4220] close(3) = 0 [pid 4220] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4220] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4220] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4220] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4204] close(3 [pid 4220] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4204] <... close resumed>) = 0 [pid 4204] close(4) = -1 EBADF (Bad file descriptor) [pid 4204] close(5) = -1 EBADF (Bad file descriptor) [pid 4204] close(6./strace-static-x86_64: Process 4221 attached ) = -1 EBADF (Bad file descriptor) [pid 4221] set_robust_list(0x7fa9c98459e0, 24 [pid 4220] <... clone resumed>, parent_tid=[66], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 66 [pid 4204] close(7 [pid 4221] <... set_robust_list resumed>) = 0 [pid 4204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4221] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4220] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4204] close(8 [pid 4221] <... openat resumed>) = 3 [pid 4220] <... futex resumed>) = 0 [pid 4204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4221] ioctl(3, USB_RAW_IOCTL_INIT [pid 4220] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4204] close(9 [pid 4221] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4221] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4204] close(10 [pid 4221] <... ioctl resumed>, 0) = 0 [pid 4204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4221] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4204] close(11 [pid 4221] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4204] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4221] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4204] close(12) = -1 EBADF (Bad file descriptor) [pid 4204] close(13) = -1 EBADF (Bad file descriptor) [pid 4204] close(14) = -1 EBADF (Bad file descriptor) [pid 4204] close(15) = -1 EBADF (Bad file descriptor) [pid 4204] close(16) = -1 EBADF (Bad file descriptor) [pid 4204] close(17) = -1 EBADF (Bad file descriptor) [pid 4204] close(18) = -1 EBADF (Bad file descriptor) [pid 4204] close(19) = -1 EBADF (Bad file descriptor) [pid 4204] close(20) = -1 EBADF (Bad file descriptor) [pid 4204] close(21) = -1 EBADF (Bad file descriptor) [pid 4204] close(22) = -1 EBADF (Bad file descriptor) [pid 4204] close(23) = -1 EBADF (Bad file descriptor) [pid 4204] close(24) = -1 EBADF (Bad file descriptor) [pid 4204] close(25) = -1 EBADF (Bad file descriptor) [pid 4204] close(26) = -1 EBADF (Bad file descriptor) [pid 4204] close(27) = -1 EBADF (Bad file descriptor) [pid 4204] close(28) = -1 EBADF (Bad file descriptor) [pid 4204] close(29) = -1 EBADF (Bad file descriptor) [pid 4204] exit_group(0 [pid 4219] <... futex resumed>) = ? [pid 4205] <... ioctl resumed> ) = ? [pid 4204] <... exit_group resumed>) = ? [pid 4205] +++ exited with 0 +++ [pid 4219] +++ exited with 0 +++ [pid 4204] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./21/binderfs") = 0 [pid 3614] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./21/cgroup") = 0 [pid 3614] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./21/cgroup.net") = 0 [pid 3614] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./21/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./21") = 0 [pid 3614] mkdir("./22", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4222 attached , child_tidptr=0x5555566ee5d0) = 65 [pid 4222] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4222] chdir("./22") = 0 [pid 4222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4222] setpgid(0, 0) = 0 [pid 4222] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4222] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4222] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4222] write(3, "1000", 4) = 4 [pid 4222] close(3) = 0 [pid 4222] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4222] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4222] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4222] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4222] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[66], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 66 [pid 4222] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4222] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000}./strace-static-x86_64: Process 4223 attached [pid 4223] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4223] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4223] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4223] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4207] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4223] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4207] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4223] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4223] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4207] <... futex resumed>) = 0 [pid 4207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4207] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4207] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4224 attached [pid 4224] set_robust_list(0x7fa9c98249e0, 24 [pid 4207] <... clone resumed>, parent_tid=[65], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 65 [pid 4224] <... set_robust_list resumed>) = 0 [pid 4207] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4224] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4207] <... futex resumed>) = 0 [pid 4224] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4207] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4224] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4207] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4224] <... futex resumed>) = 0 [pid 4224] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4207] close(3) = 0 [pid 4207] close(4) = -1 EBADF (Bad file descriptor) [pid 4207] close(5) = -1 EBADF (Bad file descriptor) [pid 4207] close(6) = -1 EBADF (Bad file descriptor) [pid 4207] close(7) = -1 EBADF (Bad file descriptor) [pid 4207] close(8) = -1 EBADF (Bad file descriptor) [pid 4207] close(9) = -1 EBADF (Bad file descriptor) [pid 4207] close(10) = -1 EBADF (Bad file descriptor) [pid 4207] close(11) = -1 EBADF (Bad file descriptor) [pid 4207] close(12) = -1 EBADF (Bad file descriptor) [pid 4207] close(13) = -1 EBADF (Bad file descriptor) [pid 4207] close(14) = -1 EBADF (Bad file descriptor) [pid 4207] close(15) = -1 EBADF (Bad file descriptor) [pid 4207] close(16) = -1 EBADF (Bad file descriptor) [pid 4207] close(17) = -1 EBADF (Bad file descriptor) [pid 4207] close(18) = -1 EBADF (Bad file descriptor) [pid 4207] close(19) = -1 EBADF (Bad file descriptor) [pid 4207] close(20) = -1 EBADF (Bad file descriptor) [pid 4207] close(21) = -1 EBADF (Bad file descriptor) [pid 4207] close(22) = -1 EBADF (Bad file descriptor) [pid 4207] close(23) = -1 EBADF (Bad file descriptor) [pid 4207] close(24) = -1 EBADF (Bad file descriptor) [pid 4207] close(25) = -1 EBADF (Bad file descriptor) [pid 4207] close(26) = -1 EBADF (Bad file descriptor) [pid 4207] close(27) = -1 EBADF (Bad file descriptor) [pid 4207] close(28) = -1 EBADF (Bad file descriptor) [pid 4207] close(29) = -1 EBADF (Bad file descriptor) [pid 4207] exit_group(0 [pid 4224] <... futex resumed>) = ? [pid 4208] <... ioctl resumed> ) = ? [pid 4207] <... exit_group resumed>) = ? [pid 4224] +++ exited with 0 +++ [pid 4208] +++ exited with 0 +++ [pid 4207] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./22/binderfs") = 0 [pid 3611] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./22/cgroup") = 0 [pid 3611] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./22/cgroup.net") = 0 [pid 3611] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./22/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./22") = 0 [pid 3611] mkdir("./23", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4225 attached [pid 4225] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 66 [pid 4225] chdir("./23") = 0 [pid 4225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4225] setpgid(0, 0) = 0 [pid 4225] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4225] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4225] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4225] write(3, "1000", 4) = 4 [pid 4225] close(3) = 0 [pid 4225] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4225] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4225] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4225] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4225] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4226 attached [pid 4226] set_robust_list(0x7fa9c98459e0, 24 [pid 4225] <... clone resumed>, parent_tid=[67], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 67 [pid 4226] <... set_robust_list resumed>) = 0 [pid 4225] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4226] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4225] <... futex resumed>) = 0 [pid 4226] <... openat resumed>) = 3 [pid 4225] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4226] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4226] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4226] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4226] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4210] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4210] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4210] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4210] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4227 attached [pid 4227] set_robust_list(0x7fa9c98249e0, 24 [pid 4210] <... clone resumed>, parent_tid=[68], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 68 [pid 4227] <... set_robust_list resumed>) = 0 [pid 4210] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4227] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4210] <... futex resumed>) = 0 [pid 4227] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4210] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4227] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4227] <... futex resumed>) = 0 [pid 4227] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4210] close(3) = 0 [pid 4210] close(4) = -1 EBADF (Bad file descriptor) [pid 4210] close(5) = -1 EBADF (Bad file descriptor) [pid 4210] close(6) = -1 EBADF (Bad file descriptor) [pid 4210] close(7) = -1 EBADF (Bad file descriptor) [pid 4210] close(8) = -1 EBADF (Bad file descriptor) [pid 4210] close(9) = -1 EBADF (Bad file descriptor) [pid 4210] close(10) = -1 EBADF (Bad file descriptor) [pid 4210] close(11) = -1 EBADF (Bad file descriptor) [pid 4210] close(12) = -1 EBADF (Bad file descriptor) [pid 4210] close(13) = -1 EBADF (Bad file descriptor) [pid 4210] close(14) = -1 EBADF (Bad file descriptor) [pid 4210] close(15) = -1 EBADF (Bad file descriptor) [pid 4210] close(16) = -1 EBADF (Bad file descriptor) [pid 4210] close(17) = -1 EBADF (Bad file descriptor) [pid 4210] close(18) = -1 EBADF (Bad file descriptor) [pid 4210] close(19) = -1 EBADF (Bad file descriptor) [pid 4210] close(20) = -1 EBADF (Bad file descriptor) [pid 4210] close(21) = -1 EBADF (Bad file descriptor) [pid 4210] close(22) = -1 EBADF (Bad file descriptor) [pid 4210] close(23) = -1 EBADF (Bad file descriptor) [pid 4210] close(24) = -1 EBADF (Bad file descriptor) [pid 4210] close(25) = -1 EBADF (Bad file descriptor) [pid 4210] close(26) = -1 EBADF (Bad file descriptor) [pid 4210] close(27) = -1 EBADF (Bad file descriptor) [pid 4210] close(28) = -1 EBADF (Bad file descriptor) [pid 4210] close(29) = -1 EBADF (Bad file descriptor) [pid 4210] exit_group(0 [pid 4227] <... futex resumed>) = ? [pid 4210] <... exit_group resumed>) = ? [pid 4227] +++ exited with 0 +++ [pid 4211] <... ioctl resumed> ) = ? [pid 4211] +++ exited with 0 +++ [pid 4210] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./24/binderfs") = 0 [pid 3613] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./24/cgroup") = 0 [pid 3613] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./24/cgroup.net") = 0 [pid 3613] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./24/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./24") = 0 [pid 3613] mkdir("./25", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4228 attached [pid 4228] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 69 [pid 4228] <... set_robust_list resumed>) = 0 [pid 4228] chdir("./25") = 0 [pid 4228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4228] setpgid(0, 0) = 0 [pid 4228] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4228] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4228] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4228] write(3, "1000", 4) = 4 [pid 4228] close(3) = 0 [pid 4228] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4228] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4228] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4228] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4228] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4229 attached [pid 4229] set_robust_list(0x7fa9c98459e0, 24 [pid 4228] <... clone resumed>, parent_tid=[70], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 70 [pid 4229] <... set_robust_list resumed>) = 0 [pid 4228] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4229] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4228] <... futex resumed>) = 0 [pid 4229] <... openat resumed>) = 3 [pid 4228] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4229] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4229] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4229] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4229] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4213] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4213] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4213] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4213] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4213] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4230 attached [pid 4230] set_robust_list(0x7fa9c98249e0, 24 [pid 4213] <... clone resumed>, parent_tid=[68], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 68 [pid 4230] <... set_robust_list resumed>) = 0 [pid 4213] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4230] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4213] <... futex resumed>) = 0 [pid 4230] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4213] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4230] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4230] <... futex resumed>) = 0 [pid 4230] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4213] close(3) = 0 [pid 4213] close(4) = -1 EBADF (Bad file descriptor) [pid 4213] close(5) = -1 EBADF (Bad file descriptor) [pid 4213] close(6) = -1 EBADF (Bad file descriptor) [pid 4213] close(7) = -1 EBADF (Bad file descriptor) [pid 4213] close(8) = -1 EBADF (Bad file descriptor) [pid 4213] close(9) = -1 EBADF (Bad file descriptor) [pid 4213] close(10) = -1 EBADF (Bad file descriptor) [pid 4213] close(11) = -1 EBADF (Bad file descriptor) [pid 4213] close(12) = -1 EBADF (Bad file descriptor) [pid 4213] close(13) = -1 EBADF (Bad file descriptor) [pid 4213] close(14) = -1 EBADF (Bad file descriptor) [pid 4213] close(15) = -1 EBADF (Bad file descriptor) [pid 4213] close(16) = -1 EBADF (Bad file descriptor) [pid 4213] close(17) = -1 EBADF (Bad file descriptor) [pid 4213] close(18) = -1 EBADF (Bad file descriptor) [pid 4213] close(19) = -1 EBADF (Bad file descriptor) [pid 4213] close(20) = -1 EBADF (Bad file descriptor) [pid 4213] close(21) = -1 EBADF (Bad file descriptor) [pid 4213] close(22) = -1 EBADF (Bad file descriptor) [pid 4213] close(23) = -1 EBADF (Bad file descriptor) [pid 4213] close(24) = -1 EBADF (Bad file descriptor) [pid 4213] close(25) = -1 EBADF (Bad file descriptor) [pid 4213] close(26) = -1 EBADF (Bad file descriptor) [pid 4213] close(27) = -1 EBADF (Bad file descriptor) [pid 4213] close(28) = -1 EBADF (Bad file descriptor) [pid 4213] close(29) = -1 EBADF (Bad file descriptor) [pid 4213] exit_group(0 [pid 4230] <... futex resumed>) = ? [pid 4214] <... ioctl resumed> ) = ? [pid 4213] <... exit_group resumed>) = ? [pid 4230] +++ exited with 0 +++ [pid 4214] +++ exited with 0 +++ [pid 4213] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./23/binderfs") = 0 [pid 3615] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./23/cgroup") = 0 [pid 3615] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./23/cgroup.net") = 0 [pid 3615] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./23/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./23") = 0 [pid 3615] mkdir("./24", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4231 attached [pid 4231] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 69 [pid 4231] chdir("./24") = 0 [pid 4231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4231] setpgid(0, 0) = 0 [pid 4231] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4231] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4231] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4231] write(3, "1000", 4) = 4 [pid 4231] close(3) = 0 [pid 4231] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4231] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4231] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4231] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4231] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4232 attached [pid 4232] set_robust_list(0x7fa9c98459e0, 24 [pid 4231] <... clone resumed>, parent_tid=[70], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 70 [pid 4232] <... set_robust_list resumed>) = 0 [pid 4231] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4232] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4231] <... futex resumed>) = 0 [pid 4232] <... openat resumed>) = 3 [pid 4231] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4232] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4232] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4232] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4232] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4216] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4216] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4216] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4233 attached [pid 4233] set_robust_list(0x7fa9c98249e0, 24 [pid 4216] <... clone resumed>, parent_tid=[67], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 67 [pid 4233] <... set_robust_list resumed>) = 0 [pid 4216] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4233] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4216] <... futex resumed>) = 0 [pid 4233] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4233] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4216] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4233] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4216] close(3) = 0 [pid 4216] close(4) = -1 EBADF (Bad file descriptor) [pid 4216] close(5) = -1 EBADF (Bad file descriptor) [pid 4216] close(6) = -1 EBADF (Bad file descriptor) [pid 4216] close(7) = -1 EBADF (Bad file descriptor) [pid 4216] close(8) = -1 EBADF (Bad file descriptor) [pid 4216] close(9) = -1 EBADF (Bad file descriptor) [pid 4216] close(10) = -1 EBADF (Bad file descriptor) [pid 4216] close(11) = -1 EBADF (Bad file descriptor) [pid 4216] close(12) = -1 EBADF (Bad file descriptor) [pid 4216] close(13) = -1 EBADF (Bad file descriptor) [pid 4216] close(14) = -1 EBADF (Bad file descriptor) [pid 4216] close(15) = -1 EBADF (Bad file descriptor) [pid 4216] close(16) = -1 EBADF (Bad file descriptor) [pid 4216] close(17) = -1 EBADF (Bad file descriptor) [pid 4216] close(18) = -1 EBADF (Bad file descriptor) [pid 4216] close(19) = -1 EBADF (Bad file descriptor) [pid 4216] close(20) = -1 EBADF (Bad file descriptor) [pid 4216] close(21) = -1 EBADF (Bad file descriptor) [pid 4216] close(22) = -1 EBADF (Bad file descriptor) [pid 4216] close(23) = -1 EBADF (Bad file descriptor) [pid 4216] close(24) = -1 EBADF (Bad file descriptor) [pid 4216] close(25) = -1 EBADF (Bad file descriptor) [pid 4216] close(26) = -1 EBADF (Bad file descriptor) [pid 4216] close(27) = -1 EBADF (Bad file descriptor) [pid 4216] close(28) = -1 EBADF (Bad file descriptor) [pid 4216] close(29) = -1 EBADF (Bad file descriptor) [pid 4216] exit_group(0 [pid 4233] <... futex resumed>) = ? [pid 4233] +++ exited with 0 +++ [pid 4217] <... ioctl resumed> ) = ? [pid 4216] <... exit_group resumed>) = ? [pid 4217] +++ exited with 0 +++ [pid 4216] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./23/binderfs") = 0 [pid 3612] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./23/cgroup") = 0 [pid 3612] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./23/cgroup.net") = 0 [pid 3612] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./23/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./23") = 0 [pid 3612] mkdir("./24", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4234 attached [pid 4234] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 68 [pid 4234] <... set_robust_list resumed>) = 0 [pid 4234] chdir("./24") = 0 [pid 4234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4234] setpgid(0, 0) = 0 [pid 4234] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4234] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4234] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4234] write(3, "1000", 4) = 4 [pid 4234] close(3) = 0 [pid 4234] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4234] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4234] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4234] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4234] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4235 attached [pid 4235] set_robust_list(0x7fa9c98459e0, 24 [pid 4234] <... clone resumed>, parent_tid=[69], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 69 [pid 4235] <... set_robust_list resumed>) = 0 [pid 4234] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4235] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4234] <... futex resumed>) = 0 [pid 4235] <... openat resumed>) = 3 [pid 4234] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4235] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4235] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4235] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4235] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4220] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4220] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4220] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4220] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4236 attached [pid 4236] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4236] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4220] <... clone resumed>, parent_tid=[67], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 67 [pid 4220] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4236] <... futex resumed>) = 0 [pid 4220] <... futex resumed>) = 1 [pid 4236] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4220] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4236] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4236] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4220] <... futex resumed>) = 0 [pid 4236] <... futex resumed>) = 1 [pid 4236] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4222] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4222] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4222] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4222] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4222] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4237 attached [pid 4237] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4237] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4222] <... clone resumed>, parent_tid=[67], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 67 [pid 4222] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4237] <... futex resumed>) = 0 [pid 4222] <... futex resumed>) = 1 [pid 4237] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4222] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4237] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4237] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4237] <... futex resumed>) = 0 [pid 4237] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4220] close(3) = 0 [pid 4220] close(4) = -1 EBADF (Bad file descriptor) [pid 4220] close(5) = -1 EBADF (Bad file descriptor) [pid 4220] close(6) = -1 EBADF (Bad file descriptor) [pid 4220] close(7) = -1 EBADF (Bad file descriptor) [pid 4220] close(8) = -1 EBADF (Bad file descriptor) [pid 4220] close(9) = -1 EBADF (Bad file descriptor) [pid 4220] close(10) = -1 EBADF (Bad file descriptor) [pid 4220] close(11) = -1 EBADF (Bad file descriptor) [pid 4220] close(12) = -1 EBADF (Bad file descriptor) [pid 4220] close(13) = -1 EBADF (Bad file descriptor) [pid 4220] close(14) = -1 EBADF (Bad file descriptor) [pid 4220] close(15) = -1 EBADF (Bad file descriptor) [pid 4220] close(16) = -1 EBADF (Bad file descriptor) [pid 4220] close(17) = -1 EBADF (Bad file descriptor) [pid 4220] close(18) = -1 EBADF (Bad file descriptor) [pid 4220] close(19) = -1 EBADF (Bad file descriptor) [pid 4220] close(20) = -1 EBADF (Bad file descriptor) [pid 4220] close(21) = -1 EBADF (Bad file descriptor) [pid 4220] close(22) = -1 EBADF (Bad file descriptor) [pid 4220] close(23) = -1 EBADF (Bad file descriptor) [pid 4220] close(24) = -1 EBADF (Bad file descriptor) [pid 4220] close(25) = -1 EBADF (Bad file descriptor) [pid 4220] close(26) = -1 EBADF (Bad file descriptor) [pid 4220] close(27) = -1 EBADF (Bad file descriptor) [pid 4220] close(28) = -1 EBADF (Bad file descriptor) [pid 4220] close(29) = -1 EBADF (Bad file descriptor) [pid 4220] exit_group(0) = ? [pid 4236] <... futex resumed>) = ? [pid 4221] <... ioctl resumed> ) = ? [pid 4236] +++ exited with 0 +++ [pid 4221] +++ exited with 0 +++ [pid 4220] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./22/binderfs") = 0 [pid 3610] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./22/cgroup") = 0 [pid 3610] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./22/cgroup.net") = 0 [pid 3610] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4222] close(3 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4222] <... close resumed>) = 0 [pid 3610] lstat("./22/cgroup.cpu", [pid 4222] close(4 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./22/cgroup.cpu" [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4222] close(5 [pid 3610] getdents64(3, [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4222] close(6 [pid 3610] close(3 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... close resumed>) = 0 [pid 4222] close(7 [pid 3610] rmdir("./22" [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 4222] close(8 [pid 3610] mkdir("./23", 0777 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... mkdir resumed>) = 0 [pid 4222] close(9 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4238 attached [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4222] close(10 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 68 [pid 4238] set_robust_list(0x5555566ee5e0, 24 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... set_robust_list resumed>) = 0 [pid 4222] close(11 [pid 4238] chdir("./23" [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... chdir resumed>) = 0 [pid 4222] close(12 [pid 4238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... prctl resumed>) = 0 [pid 4222] close(13 [pid 4238] setpgid(0, 0 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... setpgid resumed>) = 0 [pid 4222] close(14 [pid 4238] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... symlink resumed>) = 0 [pid 4222] close(15 [pid 4238] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... symlink resumed>) = 0 [pid 4222] close(16 [pid 4238] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... symlink resumed>) = 0 [pid 4222] close(17 [pid 4238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4222] close(18 [pid 4238] <... openat resumed>) = 3 [pid 4238] write(3, "1000", 4 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... write resumed>) = 4 [pid 4222] close(19 [pid 4238] close(3 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... close resumed>) = 0 [pid 4222] close(20 [pid 4238] read(200, [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4222] close(21 [pid 4238] symlink("/dev/binderfs", "./binderfs" [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4222] close(22 [pid 4238] <... symlink resumed>) = 0 [pid 4238] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... futex resumed>) = 0 [pid 4222] close(23 [pid 4238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... mmap resumed>) = 0x7fa9c9825000 [pid 4222] close(24 [pid 4238] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4238] <... mprotect resumed>) = 0 [pid 4222] close(25 [pid 4238] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4239 attached [pid 4222] close(26 [pid 4239] set_robust_list(0x7fa9c98459e0, 24 [pid 4238] <... clone resumed>, parent_tid=[69], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 69 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4239] <... set_robust_list resumed>) = 0 [pid 4238] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4222] close(27 [pid 4239] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4238] <... futex resumed>) = 0 [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4239] <... openat resumed>) = 3 [pid 4238] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4222] close(28 [pid 4239] ioctl(3, USB_RAW_IOCTL_INIT [pid 4222] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4239] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4222] close(29) = -1 EBADF (Bad file descriptor) [pid 4222] exit_group(0 [pid 4237] <... futex resumed>) = ? [pid 4223] <... ioctl resumed> ) = ? [pid 4222] <... exit_group resumed>) = ? [pid 4239] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4237] +++ exited with 0 +++ [pid 4223] +++ exited with 0 +++ [pid 4222] +++ exited with 0 +++ [pid 4239] <... ioctl resumed>, 0) = 0 [pid 4239] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4239] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 3614] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4239] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./22/binderfs") = 0 [pid 3614] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./22/cgroup") = 0 [pid 3614] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./22/cgroup.net") = 0 [pid 3614] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./22/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./22") = 0 [pid 3614] mkdir("./23", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4240 attached , child_tidptr=0x5555566ee5d0) = 68 [pid 4225] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4225] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4225] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4225] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4240] set_robust_list(0x5555566ee5e0, 24 [pid 4225] <... mprotect resumed>) = 0 [pid 4240] <... set_robust_list resumed>) = 0 [pid 4225] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4241 attached [pid 4241] set_robust_list(0x7fa9c98249e0, 24 [pid 4240] chdir("./23" [pid 4225] <... clone resumed>, parent_tid=[68], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 68 [pid 4241] <... set_robust_list resumed>) = 0 [pid 4240] <... chdir resumed>) = 0 [pid 4241] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4240] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4225] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4241] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4240] <... prctl resumed>) = 0 [pid 4225] <... futex resumed>) = 0 [pid 4241] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4240] setpgid(0, 0 [pid 4225] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4241] <... futex resumed>) = 0 [pid 4240] <... setpgid resumed>) = 0 [pid 4225] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4241] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4240] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4240] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4240] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4240] write(3, "1000", 4) = 4 [pid 4240] close(3) = 0 [pid 4240] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4240] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4240] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4240] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4240] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4242 attached [pid 4242] set_robust_list(0x7fa9c98459e0, 24 [pid 4240] <... clone resumed>, parent_tid=[69], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 69 [pid 4242] <... set_robust_list resumed>) = 0 [pid 4240] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4242] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4240] <... futex resumed>) = 0 [pid 4242] <... openat resumed>) = 3 [pid 4240] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4242] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4242] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4225] close(3) = 0 [pid 4225] close(4) = -1 EBADF (Bad file descriptor) [pid 4225] close(5) = -1 EBADF (Bad file descriptor) [pid 4225] close(6) = -1 EBADF (Bad file descriptor) [pid 4225] close(7) = -1 EBADF (Bad file descriptor) [pid 4225] close(8) = -1 EBADF (Bad file descriptor) [pid 4225] close(9) = -1 EBADF (Bad file descriptor) [pid 4225] close(10) = -1 EBADF (Bad file descriptor) [pid 4225] close(11) = -1 EBADF (Bad file descriptor) [pid 4225] close(12) = -1 EBADF (Bad file descriptor) [pid 4225] close(13) = -1 EBADF (Bad file descriptor) [pid 4225] close(14) = -1 EBADF (Bad file descriptor) [pid 4225] close(15) = -1 EBADF (Bad file descriptor) [pid 4225] close(16) = -1 EBADF (Bad file descriptor) [pid 4225] close(17) = -1 EBADF (Bad file descriptor) [pid 4225] close(18) = -1 EBADF (Bad file descriptor) [pid 4225] close(19) = -1 EBADF (Bad file descriptor) [pid 4225] close(20) = -1 EBADF (Bad file descriptor) [pid 4225] close(21) = -1 EBADF (Bad file descriptor) [pid 4225] close(22) = -1 EBADF (Bad file descriptor) [pid 4225] close(23) = -1 EBADF (Bad file descriptor) [pid 4225] close(24) = -1 EBADF (Bad file descriptor) [pid 4225] close(25) = -1 EBADF (Bad file descriptor) [pid 4225] close(26) = -1 EBADF (Bad file descriptor) [pid 4225] close(27) = -1 EBADF (Bad file descriptor) [pid 4225] close(28) = -1 EBADF (Bad file descriptor) [pid 4225] close(29) = -1 EBADF (Bad file descriptor) [pid 4225] exit_group(0 [pid 4241] <... futex resumed>) = ? [pid 4226] <... ioctl resumed> ) = ? [pid 4225] <... exit_group resumed>) = ? [pid 4241] +++ exited with 0 +++ [pid 4226] +++ exited with 0 +++ [pid 4225] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./23/binderfs") = 0 [pid 3611] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./23/cgroup") = 0 [pid 3611] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./23/cgroup.net") = 0 [pid 3611] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./23/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./23") = 0 [pid 3611] mkdir("./24", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4243 attached [pid 4243] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 69 [pid 4243] <... set_robust_list resumed>) = 0 [pid 4243] chdir("./24") = 0 [pid 4243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4243] setpgid(0, 0) = 0 [pid 4243] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4243] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4243] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4243] write(3, "1000", 4) = 4 [pid 4243] close(3) = 0 [pid 4243] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4243] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4243] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4243] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4243] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4244 attached [pid 4244] set_robust_list(0x7fa9c98459e0, 24 [pid 4243] <... clone resumed>, parent_tid=[70], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 70 [pid 4244] <... set_robust_list resumed>) = 0 [pid 4243] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4244] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4243] <... futex resumed>) = 0 [pid 4244] <... openat resumed>) = 3 [pid 4243] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4244] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4244] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4244] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4244] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4228] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4228] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4228] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4228] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4228] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4245 attached , parent_tid=[71], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 71 [pid 4245] set_robust_list(0x7fa9c98249e0, 24 [pid 4228] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4245] <... set_robust_list resumed>) = 0 [pid 4228] <... futex resumed>) = 0 [pid 4245] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4228] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4245] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4245] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4228] <... futex resumed>) = 0 [pid 4245] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4228] close(3) = 0 [pid 4228] close(4) = -1 EBADF (Bad file descriptor) [pid 4228] close(5) = -1 EBADF (Bad file descriptor) [pid 4228] close(6) = -1 EBADF (Bad file descriptor) [pid 4228] close(7) = -1 EBADF (Bad file descriptor) [pid 4228] close(8) = -1 EBADF (Bad file descriptor) [pid 4228] close(9) = -1 EBADF (Bad file descriptor) [pid 4228] close(10) = -1 EBADF (Bad file descriptor) [pid 4228] close(11) = -1 EBADF (Bad file descriptor) [pid 4228] close(12) = -1 EBADF (Bad file descriptor) [pid 4228] close(13) = -1 EBADF (Bad file descriptor) [pid 4228] close(14) = -1 EBADF (Bad file descriptor) [pid 4228] close(15) = -1 EBADF (Bad file descriptor) [pid 4228] close(16) = -1 EBADF (Bad file descriptor) [pid 4228] close(17) = -1 EBADF (Bad file descriptor) [pid 4228] close(18) = -1 EBADF (Bad file descriptor) [pid 4228] close(19) = -1 EBADF (Bad file descriptor) [pid 4228] close(20) = -1 EBADF (Bad file descriptor) [pid 4228] close(21) = -1 EBADF (Bad file descriptor) [pid 4228] close(22) = -1 EBADF (Bad file descriptor) [pid 4228] close(23) = -1 EBADF (Bad file descriptor) [pid 4228] close(24) = -1 EBADF (Bad file descriptor) [pid 4228] close(25) = -1 EBADF (Bad file descriptor) [pid 4228] close(26) = -1 EBADF (Bad file descriptor) [pid 4228] close(27) = -1 EBADF (Bad file descriptor) [pid 4228] close(28) = -1 EBADF (Bad file descriptor) [pid 4228] close(29) = -1 EBADF (Bad file descriptor) [pid 4228] exit_group(0) = ? [pid 4245] <... futex resumed>) = ? [pid 4229] <... ioctl resumed> ) = ? [pid 4245] +++ exited with 0 +++ [pid 4229] +++ exited with 0 +++ [pid 4228] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./25/binderfs") = 0 [pid 3613] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./25/cgroup") = 0 [pid 3613] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./25/cgroup.net") = 0 [pid 3613] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./25/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./25") = 0 [pid 3613] mkdir("./26", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4246 attached [pid 4246] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 72 [pid 4246] <... set_robust_list resumed>) = 0 [pid 4246] chdir("./26") = 0 [pid 4246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4246] setpgid(0, 0) = 0 [pid 4246] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4246] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4246] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4246] write(3, "1000", 4) = 4 [pid 4246] close(3) = 0 [pid 4246] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4246] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4246] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4246] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4246] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4247 attached [pid 4247] set_robust_list(0x7fa9c98459e0, 24 [pid 4246] <... clone resumed>, parent_tid=[73], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 73 [pid 4247] <... set_robust_list resumed>) = 0 [pid 4246] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4247] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4246] <... futex resumed>) = 0 [pid 4247] <... openat resumed>) = 3 [pid 4246] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4247] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4247] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4247] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4247] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4231] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4231] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4231] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4231] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4248 attached [pid 4248] set_robust_list(0x7fa9c98249e0, 24 [pid 4231] <... clone resumed>, parent_tid=[71], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 71 [pid 4248] <... set_robust_list resumed>) = 0 [pid 4231] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4248] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4231] <... futex resumed>) = 0 [pid 4248] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4231] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4248] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4248] <... futex resumed>) = 0 [pid 4248] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4231] close(3) = 0 [pid 4231] close(4) = -1 EBADF (Bad file descriptor) [pid 4231] close(5) = -1 EBADF (Bad file descriptor) [pid 4231] close(6) = -1 EBADF (Bad file descriptor) [pid 4231] close(7) = -1 EBADF (Bad file descriptor) [pid 4231] close(8) = -1 EBADF (Bad file descriptor) [pid 4231] close(9) = -1 EBADF (Bad file descriptor) [pid 4231] close(10) = -1 EBADF (Bad file descriptor) [pid 4231] close(11) = -1 EBADF (Bad file descriptor) [pid 4231] close(12) = -1 EBADF (Bad file descriptor) [pid 4231] close(13) = -1 EBADF (Bad file descriptor) [pid 4231] close(14) = -1 EBADF (Bad file descriptor) [pid 4231] close(15) = -1 EBADF (Bad file descriptor) [pid 4231] close(16) = -1 EBADF (Bad file descriptor) [pid 4231] close(17) = -1 EBADF (Bad file descriptor) [pid 4231] close(18) = -1 EBADF (Bad file descriptor) [pid 4231] close(19) = -1 EBADF (Bad file descriptor) [pid 4231] close(20) = -1 EBADF (Bad file descriptor) [pid 4231] close(21) = -1 EBADF (Bad file descriptor) [pid 4231] close(22) = -1 EBADF (Bad file descriptor) [pid 4231] close(23) = -1 EBADF (Bad file descriptor) [pid 4231] close(24) = -1 EBADF (Bad file descriptor) [pid 4231] close(25) = -1 EBADF (Bad file descriptor) [pid 4231] close(26) = -1 EBADF (Bad file descriptor) [pid 4231] close(27) = -1 EBADF (Bad file descriptor) [pid 4231] close(28) = -1 EBADF (Bad file descriptor) [pid 4231] close(29) = -1 EBADF (Bad file descriptor) [pid 4231] exit_group(0) = ? [pid 4248] <... futex resumed>) = ? [pid 4232] <... ioctl resumed> ) = ? [pid 4232] +++ exited with 0 +++ [pid 4248] +++ exited with 0 +++ [pid 4231] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./24/binderfs") = 0 [pid 3615] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./24/cgroup") = 0 [pid 3615] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./24/cgroup.net") = 0 [pid 3615] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./24/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./24") = 0 [pid 3615] mkdir("./25", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4249 attached , child_tidptr=0x5555566ee5d0) = 72 [pid 4249] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4249] chdir("./25") = 0 [pid 4249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4249] setpgid(0, 0) = 0 [pid 4249] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4249] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4249] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4249] write(3, "1000", 4) = 4 [pid 4249] close(3) = 0 [pid 4249] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4249] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4249] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4249] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4249] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4250 attached [pid 4250] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4250] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4249] <... clone resumed>, parent_tid=[73], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 73 [pid 4249] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4250] <... futex resumed>) = 0 [pid 4249] <... futex resumed>) = 1 [pid 4250] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4249] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4250] <... openat resumed>) = 3 [pid 4250] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4250] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4234] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4234] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4234] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4234] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4234] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4251 attached , parent_tid=[70], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 70 [pid 4251] set_robust_list(0x7fa9c98249e0, 24 [pid 4234] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4251] <... set_robust_list resumed>) = 0 [pid 4234] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4251] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4251] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4234] <... futex resumed>) = 0 [pid 4251] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4234] close(3) = 0 [pid 4234] close(4) = -1 EBADF (Bad file descriptor) [pid 4234] close(5) = -1 EBADF (Bad file descriptor) [pid 4234] close(6) = -1 EBADF (Bad file descriptor) [pid 4234] close(7) = -1 EBADF (Bad file descriptor) [pid 4234] close(8) = -1 EBADF (Bad file descriptor) [pid 4234] close(9) = -1 EBADF (Bad file descriptor) [pid 4234] close(10) = -1 EBADF (Bad file descriptor) [pid 4234] close(11) = -1 EBADF (Bad file descriptor) [pid 4234] close(12) = -1 EBADF (Bad file descriptor) [pid 4234] close(13) = -1 EBADF (Bad file descriptor) [pid 4234] close(14) = -1 EBADF (Bad file descriptor) [pid 4234] close(15) = -1 EBADF (Bad file descriptor) [pid 4234] close(16) = -1 EBADF (Bad file descriptor) [pid 4234] close(17) = -1 EBADF (Bad file descriptor) [pid 4234] close(18) = -1 EBADF (Bad file descriptor) [pid 4234] close(19) = -1 EBADF (Bad file descriptor) [pid 4234] close(20) = -1 EBADF (Bad file descriptor) [pid 4234] close(21) = -1 EBADF (Bad file descriptor) [pid 4234] close(22) = -1 EBADF (Bad file descriptor) [pid 4234] close(23) = -1 EBADF (Bad file descriptor) [pid 4234] close(24) = -1 EBADF (Bad file descriptor) [pid 4234] close(25) = -1 EBADF (Bad file descriptor) [pid 4234] close(26) = -1 EBADF (Bad file descriptor) [pid 4234] close(27) = -1 EBADF (Bad file descriptor) [pid 4234] close(28) = -1 EBADF (Bad file descriptor) [pid 4234] close(29) = -1 EBADF (Bad file descriptor) [pid 4234] exit_group(0 [pid 4251] <... futex resumed>) = ? [pid 4235] <... ioctl resumed> ) = ? [pid 4234] <... exit_group resumed>) = ? [pid 4251] +++ exited with 0 +++ [pid 4235] +++ exited with 0 +++ [pid 4234] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./24/binderfs") = 0 [pid 3612] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./24/cgroup") = 0 [pid 3612] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./24/cgroup.net") = 0 [pid 3612] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./24/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./24") = 0 [pid 3612] mkdir("./25", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4252 attached [pid 4252] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 71 [pid 4252] chdir("./25") = 0 [pid 4252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4252] setpgid(0, 0) = 0 [pid 4252] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4252] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4252] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4252] write(3, "1000", 4) = 4 [pid 4252] close(3) = 0 [pid 4252] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4252] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4252] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4252] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4252] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4253 attached [pid 4253] set_robust_list(0x7fa9c98459e0, 24 [pid 4252] <... clone resumed>, parent_tid=[72], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 72 [pid 4253] <... set_robust_list resumed>) = 0 [pid 4252] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4253] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4252] <... futex resumed>) = 0 [pid 4252] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4253] <... openat resumed>) = 3 [pid 4253] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4253] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4253] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4253] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4238] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4238] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4238] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4238] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4254 attached [pid 4254] set_robust_list(0x7fa9c98249e0, 24 [pid 4238] <... clone resumed>, parent_tid=[70], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 70 [pid 4254] <... set_robust_list resumed>) = 0 [pid 4238] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4254] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4238] <... futex resumed>) = 0 [pid 4254] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4238] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4254] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4254] <... futex resumed>) = 0 [pid 4254] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4240] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4240] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4240] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4240] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4240] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4255 attached [pid 4255] set_robust_list(0x7fa9c98249e0, 24 [pid 4240] <... clone resumed>, parent_tid=[70], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 70 [pid 4255] <... set_robust_list resumed>) = 0 [pid 4240] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4255] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4240] <... futex resumed>) = 0 [pid 4255] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4240] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4255] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4255] <... futex resumed>) = 0 [pid 4255] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4238] close(3) = 0 [pid 4238] close(4) = -1 EBADF (Bad file descriptor) [pid 4238] close(5) = -1 EBADF (Bad file descriptor) [pid 4238] close(6) = -1 EBADF (Bad file descriptor) [pid 4238] close(7) = -1 EBADF (Bad file descriptor) [pid 4238] close(8) = -1 EBADF (Bad file descriptor) [pid 4238] close(9) = -1 EBADF (Bad file descriptor) [pid 4238] close(10) = -1 EBADF (Bad file descriptor) [pid 4238] close(11) = -1 EBADF (Bad file descriptor) [pid 4238] close(12) = -1 EBADF (Bad file descriptor) [pid 4238] close(13) = -1 EBADF (Bad file descriptor) [pid 4238] close(14) = -1 EBADF (Bad file descriptor) [pid 4238] close(15) = -1 EBADF (Bad file descriptor) [pid 4238] close(16) = -1 EBADF (Bad file descriptor) [pid 4238] close(17) = -1 EBADF (Bad file descriptor) [pid 4238] close(18) = -1 EBADF (Bad file descriptor) [pid 4238] close(19) = -1 EBADF (Bad file descriptor) [pid 4238] close(20) = -1 EBADF (Bad file descriptor) [pid 4238] close(21) = -1 EBADF (Bad file descriptor) [pid 4238] close(22) = -1 EBADF (Bad file descriptor) [pid 4238] close(23) = -1 EBADF (Bad file descriptor) [pid 4238] close(24) = -1 EBADF (Bad file descriptor) [pid 4238] close(25) = -1 EBADF (Bad file descriptor) [pid 4238] close(26) = -1 EBADF (Bad file descriptor) [pid 4238] close(27) = -1 EBADF (Bad file descriptor) [pid 4238] close(28) = -1 EBADF (Bad file descriptor) [pid 4238] close(29) = -1 EBADF (Bad file descriptor) [pid 4238] exit_group(0 [pid 4254] <... futex resumed>) = ? [pid 4239] <... ioctl resumed> ) = ? [pid 4238] <... exit_group resumed>) = ? [pid 4254] +++ exited with 0 +++ [pid 4239] +++ exited with 0 +++ [pid 4238] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./23/binderfs") = 0 [pid 3610] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./23/cgroup") = 0 [pid 3610] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./23/cgroup.net") = 0 [pid 3610] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./23/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./23") = 0 [pid 3610] mkdir("./24", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4256 attached [pid 4256] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 71 [pid 4256] <... set_robust_list resumed>) = 0 [pid 4256] chdir("./24") = 0 [pid 4256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4256] setpgid(0, 0) = 0 [pid 4256] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4256] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4256] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4256] write(3, "1000", 4) = 4 [pid 4256] close(3) = 0 [pid 4256] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4256] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4256] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4256] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4256] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4256] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4257 attached [pid 4257] set_robust_list(0x7fa9c98459e0, 24 [pid 4256] <... clone resumed>, parent_tid=[72], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 72 [pid 4257] <... set_robust_list resumed>) = 0 [pid 4256] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4257] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4256] <... futex resumed>) = 0 [pid 4256] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4257] <... openat resumed>) = 3 [pid 4257] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4240] close(3 [pid 4257] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4240] <... close resumed>) = 0 [pid 4257] <... ioctl resumed>, 0) = 0 [pid 4240] close(4) = -1 EBADF (Bad file descriptor) [pid 4240] close(5) = -1 EBADF (Bad file descriptor) [pid 4240] close(6) = -1 EBADF (Bad file descriptor) [pid 4240] close(7 [pid 4257] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4257] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4240] close(8 [pid 4257] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4240] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4240] close(9) = -1 EBADF (Bad file descriptor) [pid 4240] close(10) = -1 EBADF (Bad file descriptor) [pid 4240] close(11) = -1 EBADF (Bad file descriptor) [pid 4240] close(12) = -1 EBADF (Bad file descriptor) [pid 4240] close(13) = -1 EBADF (Bad file descriptor) [pid 4240] close(14) = -1 EBADF (Bad file descriptor) [pid 4240] close(15) = -1 EBADF (Bad file descriptor) [pid 4240] close(16) = -1 EBADF (Bad file descriptor) [pid 4240] close(17) = -1 EBADF (Bad file descriptor) [pid 4240] close(18) = -1 EBADF (Bad file descriptor) [pid 4240] close(19) = -1 EBADF (Bad file descriptor) [pid 4240] close(20) = -1 EBADF (Bad file descriptor) [pid 4240] close(21) = -1 EBADF (Bad file descriptor) [pid 4240] close(22) = -1 EBADF (Bad file descriptor) [pid 4240] close(23) = -1 EBADF (Bad file descriptor) [pid 4240] close(24) = -1 EBADF (Bad file descriptor) [pid 4240] close(25) = -1 EBADF (Bad file descriptor) [pid 4240] close(26) = -1 EBADF (Bad file descriptor) [pid 4240] close(27) = -1 EBADF (Bad file descriptor) [pid 4240] close(28) = -1 EBADF (Bad file descriptor) [pid 4240] close(29) = -1 EBADF (Bad file descriptor) [pid 4240] exit_group(0) = ? [pid 4255] <... futex resumed>) = ? [pid 4242] <... ioctl resumed> ) = ? [pid 4255] +++ exited with 0 +++ [pid 4242] +++ exited with 0 +++ [pid 4240] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./23/binderfs") = 0 [pid 3614] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./23/cgroup") = 0 [pid 3614] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./23/cgroup.net") = 0 [pid 3614] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./23/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./23") = 0 [pid 3614] mkdir("./24", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4258 attached , child_tidptr=0x5555566ee5d0) = 71 [pid 4258] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4258] chdir("./24") = 0 [pid 4258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4258] setpgid(0, 0) = 0 [pid 4258] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4258] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4258] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4258] write(3, "1000", 4) = 4 [pid 4243] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4258] close(3 [pid 4243] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4258] <... close resumed>) = 0 [pid 4243] <... futex resumed>) = 0 [pid 4258] read(200, [pid 4243] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4258] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4243] <... mmap resumed>) = 0x7fa9c9804000 [pid 4258] symlink("/dev/binderfs", "./binderfs" [pid 4243] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4258] <... symlink resumed>) = 0 [pid 4243] <... mprotect resumed>) = 0 [pid 4258] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4243] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4259 attached [pid 4258] <... futex resumed>) = 0 [pid 4259] set_robust_list(0x7fa9c98249e0, 24 [pid 4258] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4243] <... clone resumed>, parent_tid=[71], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 71 [pid 4259] <... set_robust_list resumed>) = 0 [pid 4258] <... mmap resumed>) = 0x7fa9c9825000 [pid 4243] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4259] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4258] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4243] <... futex resumed>) = 0 [pid 4259] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4258] <... mprotect resumed>) = 0 [pid 4243] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4259] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4258] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4260 attached [pid 4259] <... futex resumed>) = 0 [pid 4260] set_robust_list(0x7fa9c98459e0, 24 [pid 4259] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4258] <... clone resumed>, parent_tid=[72], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 72 [pid 4260] <... set_robust_list resumed>) = 0 [pid 4258] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4260] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4258] <... futex resumed>) = 0 [pid 4260] <... openat resumed>) = 3 [pid 4258] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4260] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4260] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4260] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4260] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4243] close(3) = 0 [pid 4243] close(4) = -1 EBADF (Bad file descriptor) [pid 4243] close(5) = -1 EBADF (Bad file descriptor) [pid 4243] close(6) = -1 EBADF (Bad file descriptor) [pid 4243] close(7) = -1 EBADF (Bad file descriptor) [pid 4243] close(8) = -1 EBADF (Bad file descriptor) [pid 4243] close(9) = -1 EBADF (Bad file descriptor) [pid 4243] close(10) = -1 EBADF (Bad file descriptor) [pid 4243] close(11) = -1 EBADF (Bad file descriptor) [pid 4243] close(12) = -1 EBADF (Bad file descriptor) [pid 4243] close(13) = -1 EBADF (Bad file descriptor) [pid 4243] close(14) = -1 EBADF (Bad file descriptor) [pid 4243] close(15) = -1 EBADF (Bad file descriptor) [pid 4243] close(16) = -1 EBADF (Bad file descriptor) [pid 4243] close(17) = -1 EBADF (Bad file descriptor) [pid 4243] close(18) = -1 EBADF (Bad file descriptor) [pid 4243] close(19) = -1 EBADF (Bad file descriptor) [pid 4243] close(20) = -1 EBADF (Bad file descriptor) [pid 4243] close(21) = -1 EBADF (Bad file descriptor) [pid 4243] close(22) = -1 EBADF (Bad file descriptor) [pid 4243] close(23) = -1 EBADF (Bad file descriptor) [pid 4243] close(24) = -1 EBADF (Bad file descriptor) [pid 4243] close(25) = -1 EBADF (Bad file descriptor) [pid 4243] close(26) = -1 EBADF (Bad file descriptor) [pid 4243] close(27) = -1 EBADF (Bad file descriptor) [pid 4243] close(28) = -1 EBADF (Bad file descriptor) [pid 4243] close(29) = -1 EBADF (Bad file descriptor) [pid 4243] exit_group(0 [pid 4259] <... futex resumed>) = ? [pid 4244] <... ioctl resumed> ) = ? [pid 4243] <... exit_group resumed>) = ? [pid 4259] +++ exited with 0 +++ [pid 4244] +++ exited with 0 +++ [pid 4243] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./24/binderfs") = 0 [pid 3611] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./24/cgroup") = 0 [pid 3611] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./24/cgroup.net") = 0 [pid 3611] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./24/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./24") = 0 [pid 3611] mkdir("./25", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4261 attached , child_tidptr=0x5555566ee5d0) = 72 [pid 4261] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4261] chdir("./25") = 0 [pid 4261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4261] setpgid(0, 0) = 0 [pid 4261] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4261] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4261] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4261] write(3, "1000", 4) = 4 [pid 4261] close(3) = 0 [pid 4261] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4261] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4261] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4261] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4261] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4262 attached [pid 4262] set_robust_list(0x7fa9c98459e0, 24 [pid 4261] <... clone resumed>, parent_tid=[73], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 73 [pid 4262] <... set_robust_list resumed>) = 0 [pid 4261] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4262] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4261] <... futex resumed>) = 0 [pid 4262] <... openat resumed>) = 3 [pid 4261] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4262] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4262] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4262] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4262] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4246] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4246] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4246] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4246] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4263 attached [pid 4263] set_robust_list(0x7fa9c98249e0, 24 [pid 4246] <... clone resumed>, parent_tid=[74], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 74 [pid 4263] <... set_robust_list resumed>) = 0 [pid 4246] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4263] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4246] <... futex resumed>) = 0 [pid 4263] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4246] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4263] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4263] <... futex resumed>) = 0 [pid 4263] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4246] close(3) = 0 [pid 4246] close(4) = -1 EBADF (Bad file descriptor) [pid 4246] close(5) = -1 EBADF (Bad file descriptor) [pid 4246] close(6) = -1 EBADF (Bad file descriptor) [pid 4246] close(7) = -1 EBADF (Bad file descriptor) [pid 4246] close(8) = -1 EBADF (Bad file descriptor) [pid 4246] close(9) = -1 EBADF (Bad file descriptor) [pid 4246] close(10) = -1 EBADF (Bad file descriptor) [pid 4246] close(11) = -1 EBADF (Bad file descriptor) [pid 4246] close(12) = -1 EBADF (Bad file descriptor) [pid 4246] close(13) = -1 EBADF (Bad file descriptor) [pid 4246] close(14) = -1 EBADF (Bad file descriptor) [pid 4246] close(15) = -1 EBADF (Bad file descriptor) [pid 4246] close(16) = -1 EBADF (Bad file descriptor) [pid 4246] close(17) = -1 EBADF (Bad file descriptor) [pid 4246] close(18) = -1 EBADF (Bad file descriptor) [pid 4246] close(19) = -1 EBADF (Bad file descriptor) [pid 4246] close(20) = -1 EBADF (Bad file descriptor) [pid 4246] close(21) = -1 EBADF (Bad file descriptor) [pid 4246] close(22) = -1 EBADF (Bad file descriptor) [pid 4246] close(23) = -1 EBADF (Bad file descriptor) [pid 4246] close(24) = -1 EBADF (Bad file descriptor) [pid 4246] close(25) = -1 EBADF (Bad file descriptor) [pid 4246] close(26) = -1 EBADF (Bad file descriptor) [pid 4246] close(27) = -1 EBADF (Bad file descriptor) [pid 4246] close(28) = -1 EBADF (Bad file descriptor) [pid 4246] close(29) = -1 EBADF (Bad file descriptor) [pid 4246] exit_group(0 [pid 4263] <... futex resumed>) = ? [pid 4247] <... ioctl resumed> ) = ? [pid 4246] <... exit_group resumed>) = ? [pid 4263] +++ exited with 0 +++ [pid 4247] +++ exited with 0 +++ [pid 4246] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./26/binderfs") = 0 [pid 3613] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./26/cgroup") = 0 [pid 3613] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./26/cgroup.net") = 0 [pid 3613] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./26/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./26") = 0 [pid 3613] mkdir("./27", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4264 attached [pid 4264] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 75 [pid 4264] <... set_robust_list resumed>) = 0 [pid 4264] chdir("./27") = 0 [pid 4264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4264] setpgid(0, 0) = 0 [pid 4264] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4264] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4264] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4264] write(3, "1000", 4) = 4 [pid 4264] close(3) = 0 [pid 4264] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4264] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4264] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4264] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4264] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4265 attached [pid 4265] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4264] <... clone resumed>, parent_tid=[76], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 76 [pid 4265] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4264] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4265] <... futex resumed>) = 0 [pid 4264] <... futex resumed>) = 1 [pid 4265] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4265] ioctl(3, USB_RAW_IOCTL_INIT [pid 4264] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4265] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4265] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4265] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4265] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4249] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4249] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4249] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4249] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4249] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4266 attached [pid 4266] set_robust_list(0x7fa9c98249e0, 24 [pid 4249] <... clone resumed>, parent_tid=[74], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 74 [pid 4266] <... set_robust_list resumed>) = 0 [pid 4249] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4266] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4249] <... futex resumed>) = 0 [pid 4266] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4266] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4249] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4266] <... futex resumed>) = 0 [pid 4249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4266] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4249] close(3) = 0 [pid 4249] close(4) = -1 EBADF (Bad file descriptor) [pid 4249] close(5) = -1 EBADF (Bad file descriptor) [pid 4249] close(6) = -1 EBADF (Bad file descriptor) [pid 4249] close(7) = -1 EBADF (Bad file descriptor) [pid 4249] close(8) = -1 EBADF (Bad file descriptor) [pid 4249] close(9) = -1 EBADF (Bad file descriptor) [pid 4249] close(10) = -1 EBADF (Bad file descriptor) [pid 4249] close(11) = -1 EBADF (Bad file descriptor) [pid 4249] close(12) = -1 EBADF (Bad file descriptor) [pid 4249] close(13) = -1 EBADF (Bad file descriptor) [pid 4249] close(14) = -1 EBADF (Bad file descriptor) [pid 4249] close(15) = -1 EBADF (Bad file descriptor) [pid 4249] close(16) = -1 EBADF (Bad file descriptor) [pid 4249] close(17) = -1 EBADF (Bad file descriptor) [pid 4249] close(18) = -1 EBADF (Bad file descriptor) [pid 4249] close(19) = -1 EBADF (Bad file descriptor) [pid 4249] close(20) = -1 EBADF (Bad file descriptor) [pid 4249] close(21) = -1 EBADF (Bad file descriptor) [pid 4249] close(22) = -1 EBADF (Bad file descriptor) [pid 4249] close(23) = -1 EBADF (Bad file descriptor) [pid 4249] close(24) = -1 EBADF (Bad file descriptor) [pid 4249] close(25) = -1 EBADF (Bad file descriptor) [pid 4249] close(26) = -1 EBADF (Bad file descriptor) [pid 4249] close(27) = -1 EBADF (Bad file descriptor) [pid 4249] close(28) = -1 EBADF (Bad file descriptor) [pid 4249] close(29) = -1 EBADF (Bad file descriptor) [pid 4249] exit_group(0 [pid 4266] <... futex resumed>) = ? [pid 4250] <... ioctl resumed> ) = ? [pid 4249] <... exit_group resumed>) = ? [pid 4250] +++ exited with 0 +++ [pid 4266] +++ exited with 0 +++ [pid 4249] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./25/binderfs") = 0 [pid 3615] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./25/cgroup") = 0 [pid 3615] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./25/cgroup.net") = 0 [pid 3615] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./25/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./25") = 0 [pid 3615] mkdir("./26", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4267 attached [pid 4267] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 75 [pid 4267] <... set_robust_list resumed>) = 0 [pid 4267] chdir("./26") = 0 [pid 4267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4267] setpgid(0, 0) = 0 [pid 4267] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4267] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4267] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4267] write(3, "1000", 4) = 4 [pid 4267] close(3) = 0 [pid 4267] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4267] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4267] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4267] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4267] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4268 attached [pid 4268] set_robust_list(0x7fa9c98459e0, 24 [pid 4267] <... clone resumed>, parent_tid=[76], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 76 [pid 4268] <... set_robust_list resumed>) = 0 [pid 4267] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4268] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4267] <... futex resumed>) = 0 [pid 4268] <... openat resumed>) = 3 [pid 4267] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4268] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4268] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4268] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4268] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4252] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4252] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4252] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4252] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4269 attached [pid 4269] set_robust_list(0x7fa9c98249e0, 24 [pid 4252] <... clone resumed>, parent_tid=[73], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 73 [pid 4269] <... set_robust_list resumed>) = 0 [pid 4269] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4252] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4269] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4269] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4252] <... futex resumed>) = 0 [pid 4269] <... futex resumed>) = 0 [pid 4252] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4269] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4252] close(3) = 0 [pid 4252] close(4) = -1 EBADF (Bad file descriptor) [pid 4252] close(5) = -1 EBADF (Bad file descriptor) [pid 4252] close(6) = -1 EBADF (Bad file descriptor) [pid 4252] close(7) = -1 EBADF (Bad file descriptor) [pid 4252] close(8) = -1 EBADF (Bad file descriptor) [pid 4252] close(9) = -1 EBADF (Bad file descriptor) [pid 4252] close(10) = -1 EBADF (Bad file descriptor) [pid 4252] close(11) = -1 EBADF (Bad file descriptor) [pid 4252] close(12) = -1 EBADF (Bad file descriptor) [pid 4252] close(13) = -1 EBADF (Bad file descriptor) [pid 4252] close(14) = -1 EBADF (Bad file descriptor) [pid 4252] close(15) = -1 EBADF (Bad file descriptor) [pid 4252] close(16) = -1 EBADF (Bad file descriptor) [pid 4252] close(17) = -1 EBADF (Bad file descriptor) [pid 4252] close(18) = -1 EBADF (Bad file descriptor) [pid 4252] close(19) = -1 EBADF (Bad file descriptor) [pid 4252] close(20) = -1 EBADF (Bad file descriptor) [pid 4252] close(21) = -1 EBADF (Bad file descriptor) [pid 4252] close(22) = -1 EBADF (Bad file descriptor) [pid 4252] close(23) = -1 EBADF (Bad file descriptor) [pid 4252] close(24) = -1 EBADF (Bad file descriptor) [pid 4252] close(25) = -1 EBADF (Bad file descriptor) [pid 4252] close(26) = -1 EBADF (Bad file descriptor) [pid 4252] close(27) = -1 EBADF (Bad file descriptor) [pid 4252] close(28) = -1 EBADF (Bad file descriptor) [pid 4252] close(29) = -1 EBADF (Bad file descriptor) [pid 4252] exit_group(0) = ? [pid 4269] <... futex resumed>) = ? [pid 4253] <... ioctl resumed> ) = ? [pid 4253] +++ exited with 0 +++ [pid 4269] +++ exited with 0 +++ [pid 4252] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./25/binderfs") = 0 [pid 3612] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./25/cgroup") = 0 [pid 3612] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./25/cgroup.net") = 0 [pid 3612] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./25/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./25") = 0 [pid 3612] mkdir("./26", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4270 attached [pid 4270] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 74 [pid 4270] <... set_robust_list resumed>) = 0 [pid 4270] chdir("./26") = 0 [pid 4270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4270] setpgid(0, 0) = 0 [pid 4270] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4270] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4270] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4270] write(3, "1000", 4) = 4 [pid 4270] close(3) = 0 [pid 4270] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4270] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4270] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4270] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4270] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4271 attached [pid 4271] set_robust_list(0x7fa9c98459e0, 24 [pid 4270] <... clone resumed>, parent_tid=[75], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 75 [pid 4271] <... set_robust_list resumed>) = 0 [pid 4270] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4271] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4270] <... futex resumed>) = 0 [pid 4271] <... openat resumed>) = 3 [pid 4270] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4271] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4271] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4271] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4271] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4256] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4256] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4256] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4256] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4256] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4272 attached [pid 4272] set_robust_list(0x7fa9c98249e0, 24 [pid 4256] <... clone resumed>, parent_tid=[73], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 73 [pid 4272] <... set_robust_list resumed>) = 0 [pid 4256] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4272] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4256] <... futex resumed>) = 0 [pid 4272] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4256] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4272] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4256] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4272] <... futex resumed>) = 0 [pid 4272] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4258] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4258] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4258] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4258] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4258] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4273 attached [pid 4273] set_robust_list(0x7fa9c98249e0, 24 [pid 4258] <... clone resumed>, parent_tid=[73], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 73 [pid 4273] <... set_robust_list resumed>) = 0 [pid 4258] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4273] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4258] <... futex resumed>) = 0 [pid 4273] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4258] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4273] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4258] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4273] <... futex resumed>) = 0 [pid 4273] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4256] close(3) = 0 [pid 4256] close(4) = -1 EBADF (Bad file descriptor) [pid 4256] close(5) = -1 EBADF (Bad file descriptor) [pid 4256] close(6) = -1 EBADF (Bad file descriptor) [pid 4256] close(7) = -1 EBADF (Bad file descriptor) [pid 4256] close(8) = -1 EBADF (Bad file descriptor) [pid 4256] close(9) = -1 EBADF (Bad file descriptor) [pid 4256] close(10) = -1 EBADF (Bad file descriptor) [pid 4256] close(11) = -1 EBADF (Bad file descriptor) [pid 4256] close(12) = -1 EBADF (Bad file descriptor) [pid 4256] close(13) = -1 EBADF (Bad file descriptor) [pid 4256] close(14) = -1 EBADF (Bad file descriptor) [pid 4256] close(15) = -1 EBADF (Bad file descriptor) [pid 4256] close(16) = -1 EBADF (Bad file descriptor) [pid 4256] close(17) = -1 EBADF (Bad file descriptor) [pid 4256] close(18) = -1 EBADF (Bad file descriptor) [pid 4256] close(19) = -1 EBADF (Bad file descriptor) [pid 4256] close(20) = -1 EBADF (Bad file descriptor) [pid 4256] close(21) = -1 EBADF (Bad file descriptor) [pid 4256] close(22) = -1 EBADF (Bad file descriptor) [pid 4256] close(23) = -1 EBADF (Bad file descriptor) [pid 4256] close(24) = -1 EBADF (Bad file descriptor) [pid 4256] close(25) = -1 EBADF (Bad file descriptor) [pid 4256] close(26) = -1 EBADF (Bad file descriptor) [pid 4256] close(27) = -1 EBADF (Bad file descriptor) [pid 4256] close(28) = -1 EBADF (Bad file descriptor) [pid 4256] close(29) = -1 EBADF (Bad file descriptor) [pid 4256] exit_group(0 [pid 4272] <... futex resumed>) = ? [pid 4257] <... ioctl resumed> ) = ? [pid 4256] <... exit_group resumed>) = ? [pid 4272] +++ exited with 0 +++ [pid 4257] +++ exited with 0 +++ [pid 4256] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./24/binderfs") = 0 [pid 3610] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./24/cgroup") = 0 [pid 3610] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./24/cgroup.net") = 0 [pid 3610] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./24/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./24") = 0 [pid 3610] mkdir("./25", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4274 attached [pid 4274] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 74 [pid 4274] <... set_robust_list resumed>) = 0 [pid 4274] chdir("./25") = 0 [pid 4274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4274] setpgid(0, 0) = 0 [pid 4274] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4274] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4274] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4274] write(3, "1000", 4) = 4 [pid 4274] close(3) = 0 [pid 4274] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4274] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4274] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4274] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4274] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4275 attached [pid 4275] set_robust_list(0x7fa9c98459e0, 24 [pid 4274] <... clone resumed>, parent_tid=[75], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 75 [pid 4275] <... set_robust_list resumed>) = 0 [pid 4274] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4275] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4274] <... futex resumed>) = 0 [pid 4275] <... openat resumed>) = 3 [pid 4274] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4275] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4275] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4258] close(3) = 0 [pid 4258] close(4) = -1 EBADF (Bad file descriptor) [pid 4258] close(5) = -1 EBADF (Bad file descriptor) [pid 4258] close(6) = -1 EBADF (Bad file descriptor) [pid 4258] close(7) = -1 EBADF (Bad file descriptor) [pid 4258] close(8) = -1 EBADF (Bad file descriptor) [pid 4258] close(9) = -1 EBADF (Bad file descriptor) [pid 4258] close(10) = -1 EBADF (Bad file descriptor) [pid 4258] close(11) = -1 EBADF (Bad file descriptor) [pid 4258] close(12) = -1 EBADF (Bad file descriptor) [pid 4258] close(13) = -1 EBADF (Bad file descriptor) [pid 4258] close(14) = -1 EBADF (Bad file descriptor) [pid 4258] close(15) = -1 EBADF (Bad file descriptor) [pid 4258] close(16) = -1 EBADF (Bad file descriptor) [pid 4258] close(17) = -1 EBADF (Bad file descriptor) [pid 4258] close(18) = -1 EBADF (Bad file descriptor) [pid 4258] close(19) = -1 EBADF (Bad file descriptor) [pid 4258] close(20) = -1 EBADF (Bad file descriptor) [pid 4258] close(21) = -1 EBADF (Bad file descriptor) [pid 4258] close(22) = -1 EBADF (Bad file descriptor) [pid 4258] close(23) = -1 EBADF (Bad file descriptor) [pid 4258] close(24) = -1 EBADF (Bad file descriptor) [pid 4258] close(25) = -1 EBADF (Bad file descriptor) [pid 4258] close(26) = -1 EBADF (Bad file descriptor) [pid 4258] close(27) = -1 EBADF (Bad file descriptor) [pid 4258] close(28) = -1 EBADF (Bad file descriptor) [pid 4258] close(29) = -1 EBADF (Bad file descriptor) [pid 4258] exit_group(0 [pid 4273] <... futex resumed>) = ? [pid 4260] <... ioctl resumed> ) = ? [pid 4258] <... exit_group resumed>) = ? [pid 4273] +++ exited with 0 +++ [pid 4260] +++ exited with 0 +++ [pid 4258] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4261] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4261] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4261] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4261] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4261] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 4276 attached ) = -1 EINVAL (Invalid argument) [pid 4276] set_robust_list(0x7fa9c98249e0, 24 [pid 4261] <... clone resumed>, parent_tid=[74], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 74 [pid 3614] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4276] <... set_robust_list resumed>) = 0 [pid 4261] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... openat resumed>) = 3 [pid 4276] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4261] <... futex resumed>) = 0 [pid 3614] fstat(3, [pid 4276] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4261] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4276] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] getdents64(3, [pid 4276] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4276] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./24/binderfs") = 0 [pid 3614] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./24/cgroup") = 0 [pid 3614] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./24/cgroup.net") = 0 [pid 3614] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./24/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./24") = 0 [pid 3614] mkdir("./25", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4277 attached [pid 4277] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 74 [pid 4277] <... set_robust_list resumed>) = 0 [pid 4277] chdir("./25") = 0 [pid 4277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4277] setpgid(0, 0) = 0 [pid 4277] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4277] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4277] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4277] write(3, "1000", 4) = 4 [pid 4277] close(3) = 0 [pid 4277] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4277] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4277] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4277] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4277] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4278 attached [pid 4278] set_robust_list(0x7fa9c98459e0, 24 [pid 4277] <... clone resumed>, parent_tid=[75], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 75 [pid 4278] <... set_robust_list resumed>) = 0 [pid 4277] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4278] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4277] <... futex resumed>) = 0 [pid 4278] <... openat resumed>) = 3 [pid 4277] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4278] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4278] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4278] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4278] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4261] close(3) = 0 [pid 4261] close(4) = -1 EBADF (Bad file descriptor) [pid 4261] close(5) = -1 EBADF (Bad file descriptor) [pid 4261] close(6) = -1 EBADF (Bad file descriptor) [pid 4261] close(7) = -1 EBADF (Bad file descriptor) [pid 4261] close(8) = -1 EBADF (Bad file descriptor) [pid 4261] close(9) = -1 EBADF (Bad file descriptor) [pid 4261] close(10) = -1 EBADF (Bad file descriptor) [pid 4261] close(11) = -1 EBADF (Bad file descriptor) [pid 4261] close(12) = -1 EBADF (Bad file descriptor) [pid 4261] close(13) = -1 EBADF (Bad file descriptor) [pid 4261] close(14) = -1 EBADF (Bad file descriptor) [pid 4261] close(15) = -1 EBADF (Bad file descriptor) [pid 4261] close(16) = -1 EBADF (Bad file descriptor) [pid 4261] close(17) = -1 EBADF (Bad file descriptor) [pid 4261] close(18) = -1 EBADF (Bad file descriptor) [pid 4261] close(19) = -1 EBADF (Bad file descriptor) [pid 4261] close(20) = -1 EBADF (Bad file descriptor) [pid 4261] close(21) = -1 EBADF (Bad file descriptor) [pid 4261] close(22) = -1 EBADF (Bad file descriptor) [pid 4261] close(23) = -1 EBADF (Bad file descriptor) [pid 4261] close(24) = -1 EBADF (Bad file descriptor) [pid 4261] close(25) = -1 EBADF (Bad file descriptor) [pid 4261] close(26) = -1 EBADF (Bad file descriptor) [pid 4261] close(27) = -1 EBADF (Bad file descriptor) [pid 4261] close(28) = -1 EBADF (Bad file descriptor) [pid 4261] close(29) = -1 EBADF (Bad file descriptor) [pid 4261] exit_group(0 [pid 4276] <... futex resumed>) = ? [pid 4262] <... ioctl resumed> ) = ? [pid 4261] <... exit_group resumed>) = ? [pid 4276] +++ exited with 0 +++ [pid 4262] +++ exited with 0 +++ [pid 4261] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./25/binderfs") = 0 [pid 3611] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./25/cgroup") = 0 [pid 3611] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./25/cgroup.net") = 0 [pid 3611] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./25/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./25") = 0 [pid 3611] mkdir("./26", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4279 attached , child_tidptr=0x5555566ee5d0) = 75 [pid 4279] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4279] chdir("./26") = 0 [pid 4279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4279] setpgid(0, 0) = 0 [pid 4279] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4279] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4279] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4279] write(3, "1000", 4) = 4 [pid 4279] close(3) = 0 [pid 4279] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4279] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4279] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4279] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4279] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4280 attached [pid 4280] set_robust_list(0x7fa9c98459e0, 24 [pid 4279] <... clone resumed>, parent_tid=[76], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 76 [pid 4280] <... set_robust_list resumed>) = 0 [pid 4279] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4280] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4279] <... futex resumed>) = 0 [pid 4279] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4280] <... openat resumed>) = 3 [pid 4280] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4280] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4280] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4280] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4264] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4264] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4264] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4264] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4264] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4281 attached [pid 4281] set_robust_list(0x7fa9c98249e0, 24 [pid 4264] <... clone resumed>, parent_tid=[77], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 77 [pid 4281] <... set_robust_list resumed>) = 0 [pid 4264] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4281] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4264] <... futex resumed>) = 0 [pid 4281] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4281] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4281] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4264] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4264] close(3) = 0 [pid 4264] close(4) = -1 EBADF (Bad file descriptor) [pid 4264] close(5) = -1 EBADF (Bad file descriptor) [pid 4264] close(6) = -1 EBADF (Bad file descriptor) [pid 4264] close(7) = -1 EBADF (Bad file descriptor) [pid 4264] close(8) = -1 EBADF (Bad file descriptor) [pid 4264] close(9) = -1 EBADF (Bad file descriptor) [pid 4264] close(10) = -1 EBADF (Bad file descriptor) [pid 4264] close(11) = -1 EBADF (Bad file descriptor) [pid 4264] close(12) = -1 EBADF (Bad file descriptor) [pid 4264] close(13) = -1 EBADF (Bad file descriptor) [pid 4264] close(14) = -1 EBADF (Bad file descriptor) [pid 4264] close(15) = -1 EBADF (Bad file descriptor) [pid 4264] close(16) = -1 EBADF (Bad file descriptor) [pid 4264] close(17) = -1 EBADF (Bad file descriptor) [pid 4264] close(18) = -1 EBADF (Bad file descriptor) [pid 4264] close(19) = -1 EBADF (Bad file descriptor) [pid 4264] close(20) = -1 EBADF (Bad file descriptor) [pid 4264] close(21) = -1 EBADF (Bad file descriptor) [pid 4264] close(22) = -1 EBADF (Bad file descriptor) [pid 4264] close(23) = -1 EBADF (Bad file descriptor) [pid 4264] close(24) = -1 EBADF (Bad file descriptor) [pid 4264] close(25) = -1 EBADF (Bad file descriptor) [pid 4264] close(26) = -1 EBADF (Bad file descriptor) [pid 4264] close(27) = -1 EBADF (Bad file descriptor) [pid 4264] close(28) = -1 EBADF (Bad file descriptor) [pid 4264] close(29) = -1 EBADF (Bad file descriptor) [pid 4264] exit_group(0) = ? [pid 4281] <... futex resumed>) = ? [pid 4265] <... ioctl resumed> ) = ? [pid 4265] +++ exited with 0 +++ [pid 4281] +++ exited with 0 +++ [pid 4264] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./27/binderfs") = 0 [pid 3613] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./27/cgroup") = 0 [pid 3613] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./27/cgroup.net") = 0 [pid 3613] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./27/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./27") = 0 [pid 3613] mkdir("./28", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4282 attached [pid 4282] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 78 [pid 4282] <... set_robust_list resumed>) = 0 [pid 4282] chdir("./28") = 0 [pid 4282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4282] setpgid(0, 0) = 0 [pid 4282] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4282] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4282] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4282] write(3, "1000", 4) = 4 [pid 4282] close(3) = 0 [pid 4282] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4282] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4282] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4282] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4283 attached [pid 4283] set_robust_list(0x7fa9c98459e0, 24 [pid 4282] <... clone resumed>, parent_tid=[79], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 79 [pid 4283] <... set_robust_list resumed>) = 0 [pid 4282] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4283] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4282] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4283] <... openat resumed>) = 3 [pid 4283] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4283] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4267] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4267] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4267] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4267] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4284 attached [pid 4284] set_robust_list(0x7fa9c98249e0, 24 [pid 4267] <... clone resumed>, parent_tid=[77], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 77 [pid 4284] <... set_robust_list resumed>) = 0 [pid 4267] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4284] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4267] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4284] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4284] <... futex resumed>) = 0 [pid 4284] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4267] close(3) = 0 [pid 4267] close(4) = -1 EBADF (Bad file descriptor) [pid 4267] close(5) = -1 EBADF (Bad file descriptor) [pid 4267] close(6) = -1 EBADF (Bad file descriptor) [pid 4267] close(7) = -1 EBADF (Bad file descriptor) [pid 4267] close(8) = -1 EBADF (Bad file descriptor) [pid 4267] close(9) = -1 EBADF (Bad file descriptor) [pid 4267] close(10) = -1 EBADF (Bad file descriptor) [pid 4267] close(11) = -1 EBADF (Bad file descriptor) [pid 4267] close(12) = -1 EBADF (Bad file descriptor) [pid 4267] close(13) = -1 EBADF (Bad file descriptor) [pid 4267] close(14) = -1 EBADF (Bad file descriptor) [pid 4267] close(15) = -1 EBADF (Bad file descriptor) [pid 4267] close(16) = -1 EBADF (Bad file descriptor) [pid 4267] close(17) = -1 EBADF (Bad file descriptor) [pid 4267] close(18) = -1 EBADF (Bad file descriptor) [pid 4267] close(19) = -1 EBADF (Bad file descriptor) [pid 4267] close(20) = -1 EBADF (Bad file descriptor) [pid 4267] close(21) = -1 EBADF (Bad file descriptor) [pid 4267] close(22) = -1 EBADF (Bad file descriptor) [pid 4267] close(23) = -1 EBADF (Bad file descriptor) [pid 4267] close(24) = -1 EBADF (Bad file descriptor) [pid 4267] close(25) = -1 EBADF (Bad file descriptor) [pid 4267] close(26) = -1 EBADF (Bad file descriptor) [pid 4267] close(27) = -1 EBADF (Bad file descriptor) [pid 4267] close(28) = -1 EBADF (Bad file descriptor) [pid 4267] close(29) = -1 EBADF (Bad file descriptor) [pid 4267] exit_group(0 [pid 4284] <... futex resumed>) = ? [pid 4268] <... ioctl resumed> ) = ? [pid 4267] <... exit_group resumed>) = ? [pid 4284] +++ exited with 0 +++ [pid 4268] +++ exited with 0 +++ [pid 4267] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./26/binderfs") = 0 [pid 3615] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./26/cgroup") = 0 [pid 3615] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./26/cgroup.net") = 0 [pid 3615] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./26/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./26") = 0 [pid 3615] mkdir("./27", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4285 attached [pid 4285] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 78 [pid 4285] <... set_robust_list resumed>) = 0 [pid 4285] chdir("./27") = 0 [pid 4285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4285] setpgid(0, 0) = 0 [pid 4285] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4285] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4285] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4285] write(3, "1000", 4) = 4 [pid 4285] close(3) = 0 [pid 4285] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4285] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4285] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4285] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4285] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4286 attached [pid 4286] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4286] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4285] <... clone resumed>, parent_tid=[79], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 79 [pid 4285] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4286] <... futex resumed>) = 0 [pid 4285] <... futex resumed>) = 1 [pid 4286] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4285] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4286] <... openat resumed>) = 3 [pid 4286] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4286] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4286] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4286] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4270] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4270] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4270] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4270] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4287 attached [pid 4287] set_robust_list(0x7fa9c98249e0, 24 [pid 4270] <... clone resumed>, parent_tid=[76], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 76 [pid 4287] <... set_robust_list resumed>) = 0 [pid 4270] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4287] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4270] <... futex resumed>) = 0 [pid 4287] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4270] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4287] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4287] <... futex resumed>) = 0 [pid 4287] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4270] close(3) = 0 [pid 4270] close(4) = -1 EBADF (Bad file descriptor) [pid 4270] close(5) = -1 EBADF (Bad file descriptor) [pid 4270] close(6) = -1 EBADF (Bad file descriptor) [pid 4270] close(7) = -1 EBADF (Bad file descriptor) [pid 4270] close(8) = -1 EBADF (Bad file descriptor) [pid 4270] close(9) = -1 EBADF (Bad file descriptor) [pid 4270] close(10) = -1 EBADF (Bad file descriptor) [pid 4270] close(11) = -1 EBADF (Bad file descriptor) [pid 4270] close(12) = -1 EBADF (Bad file descriptor) [pid 4270] close(13) = -1 EBADF (Bad file descriptor) [pid 4270] close(14) = -1 EBADF (Bad file descriptor) [pid 4270] close(15) = -1 EBADF (Bad file descriptor) [pid 4270] close(16) = -1 EBADF (Bad file descriptor) [pid 4270] close(17) = -1 EBADF (Bad file descriptor) [pid 4270] close(18) = -1 EBADF (Bad file descriptor) [pid 4270] close(19) = -1 EBADF (Bad file descriptor) [pid 4270] close(20) = -1 EBADF (Bad file descriptor) [pid 4270] close(21) = -1 EBADF (Bad file descriptor) [pid 4270] close(22) = -1 EBADF (Bad file descriptor) [pid 4270] close(23) = -1 EBADF (Bad file descriptor) [pid 4270] close(24) = -1 EBADF (Bad file descriptor) [pid 4270] close(25) = -1 EBADF (Bad file descriptor) [pid 4270] close(26) = -1 EBADF (Bad file descriptor) [pid 4270] close(27) = -1 EBADF (Bad file descriptor) [pid 4270] close(28) = -1 EBADF (Bad file descriptor) [pid 4270] close(29) = -1 EBADF (Bad file descriptor) [pid 4270] exit_group(0 [pid 4287] <... futex resumed>) = ? [pid 4287] +++ exited with 0 +++ [pid 4271] <... ioctl resumed> ) = ? [pid 4270] <... exit_group resumed>) = ? [pid 4271] +++ exited with 0 +++ [pid 4270] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./26/binderfs") = 0 [pid 3612] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./26/cgroup") = 0 [pid 3612] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./26/cgroup.net") = 0 [pid 3612] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./26/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./26") = 0 [pid 3612] mkdir("./27", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4288 attached [pid 4288] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 77 [pid 4288] <... set_robust_list resumed>) = 0 [pid 4288] chdir("./27") = 0 [pid 4288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4288] setpgid(0, 0) = 0 [pid 4288] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4288] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4288] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4288] write(3, "1000", 4) = 4 [pid 4288] close(3) = 0 [pid 4288] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4288] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4288] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4288] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4288] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4289 attached [pid 4289] set_robust_list(0x7fa9c98459e0, 24 [pid 4288] <... clone resumed>, parent_tid=[78], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 78 [pid 4289] <... set_robust_list resumed>) = 0 [pid 4288] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4289] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4288] <... futex resumed>) = 0 [pid 4289] <... openat resumed>) = 3 [pid 4288] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4289] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4289] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4274] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4274] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4274] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4274] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[76], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 76 ./strace-static-x86_64: Process 4290 attached [pid 4290] set_robust_list(0x7fa9c98249e0, 24 [pid 4274] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4274] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4290] <... set_robust_list resumed>) = 0 [pid 4290] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4290] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4274] <... futex resumed>) = 0 [pid 4290] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4274] close(3) = 0 [pid 4277] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4274] close(4 [pid 4277] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4277] <... futex resumed>) = 0 [pid 4274] close(5 [pid 4277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4277] <... mmap resumed>) = 0x7fa9c9804000 [pid 4274] close(6) = -1 EBADF (Bad file descriptor) [pid 4277] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4274] close(7) = -1 EBADF (Bad file descriptor) [pid 4277] <... mprotect resumed>) = 0 [pid 4274] close(8) = -1 EBADF (Bad file descriptor) [pid 4277] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4274] close(9) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4291 attached [pid 4274] close(10 [pid 4291] set_robust_list(0x7fa9c98249e0, 24 [pid 4277] <... clone resumed>, parent_tid=[76], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 76 [pid 4274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4291] <... set_robust_list resumed>) = 0 [pid 4277] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4274] close(11 [pid 4291] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4277] <... futex resumed>) = 0 [pid 4274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4291] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4277] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4274] close(12 [pid 4291] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4291] <... futex resumed>) = 0 [pid 4274] close(13 [pid 4291] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4274] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4274] close(14) = -1 EBADF (Bad file descriptor) [pid 4274] close(15) = -1 EBADF (Bad file descriptor) [pid 4274] close(16) = -1 EBADF (Bad file descriptor) [pid 4274] close(17) = -1 EBADF (Bad file descriptor) [pid 4274] close(18) = -1 EBADF (Bad file descriptor) [pid 4274] close(19) = -1 EBADF (Bad file descriptor) [pid 4274] close(20) = -1 EBADF (Bad file descriptor) [pid 4274] close(21) = -1 EBADF (Bad file descriptor) [pid 4274] close(22) = -1 EBADF (Bad file descriptor) [pid 4274] close(23) = -1 EBADF (Bad file descriptor) [pid 4274] close(24) = -1 EBADF (Bad file descriptor) [pid 4274] close(25) = -1 EBADF (Bad file descriptor) [pid 4274] close(26) = -1 EBADF (Bad file descriptor) [pid 4274] close(27) = -1 EBADF (Bad file descriptor) [pid 4274] close(28) = -1 EBADF (Bad file descriptor) [pid 4274] close(29) = -1 EBADF (Bad file descriptor) [pid 4274] exit_group(0 [pid 4290] <... futex resumed>) = ? [pid 4275] <... ioctl resumed> ) = ? [pid 4274] <... exit_group resumed>) = ? [pid 4290] +++ exited with 0 +++ [pid 4275] +++ exited with 0 +++ [pid 4274] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./25/binderfs") = 0 [pid 3610] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./25/cgroup") = 0 [pid 3610] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./25/cgroup.net") = 0 [pid 3610] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./25/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./25") = 0 [pid 3610] mkdir("./26", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4292 attached , child_tidptr=0x5555566ee5d0) = 77 [pid 4292] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4292] chdir("./26") = 0 [pid 4292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4292] setpgid(0, 0) = 0 [pid 4292] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4292] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4292] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4292] write(3, "1000", 4) = 4 [pid 4292] close(3) = 0 [pid 4292] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4292] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4292] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4292] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4292] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4293 attached [pid 4293] set_robust_list(0x7fa9c98459e0, 24 [pid 4292] <... clone resumed>, parent_tid=[78], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 78 [pid 4293] <... set_robust_list resumed>) = 0 [pid 4292] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4293] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4292] <... futex resumed>) = 0 [pid 4293] <... openat resumed>) = 3 [pid 4292] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4293] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4293] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4293] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4293] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4279] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4279] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4279] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4279] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4279] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4277] close(3./strace-static-x86_64: Process 4294 attached ) = 0 [pid 4294] set_robust_list(0x7fa9c98249e0, 24 [pid 4279] <... clone resumed>, parent_tid=[77], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 77 [pid 4277] close(4 [pid 4294] <... set_robust_list resumed>) = 0 [pid 4279] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4294] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4279] <... futex resumed>) = 0 [pid 4277] close(5 [pid 4294] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4279] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4294] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4277] close(6 [pid 4294] <... futex resumed>) = 0 [pid 4277] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4294] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4277] close(7) = -1 EBADF (Bad file descriptor) [pid 4277] close(8) = -1 EBADF (Bad file descriptor) [pid 4277] close(9) = -1 EBADF (Bad file descriptor) [pid 4277] close(10) = -1 EBADF (Bad file descriptor) [pid 4277] close(11) = -1 EBADF (Bad file descriptor) [pid 4277] close(12) = -1 EBADF (Bad file descriptor) [pid 4277] close(13) = -1 EBADF (Bad file descriptor) [pid 4277] close(14) = -1 EBADF (Bad file descriptor) [pid 4277] close(15) = -1 EBADF (Bad file descriptor) [pid 4277] close(16) = -1 EBADF (Bad file descriptor) [pid 4277] close(17) = -1 EBADF (Bad file descriptor) [pid 4277] close(18) = -1 EBADF (Bad file descriptor) [pid 4277] close(19) = -1 EBADF (Bad file descriptor) [pid 4277] close(20) = -1 EBADF (Bad file descriptor) [pid 4277] close(21) = -1 EBADF (Bad file descriptor) [pid 4277] close(22) = -1 EBADF (Bad file descriptor) [pid 4277] close(23) = -1 EBADF (Bad file descriptor) [pid 4277] close(24) = -1 EBADF (Bad file descriptor) [pid 4277] close(25) = -1 EBADF (Bad file descriptor) [pid 4277] close(26) = -1 EBADF (Bad file descriptor) [pid 4277] close(27) = -1 EBADF (Bad file descriptor) [pid 4277] close(28) = -1 EBADF (Bad file descriptor) [pid 4277] close(29) = -1 EBADF (Bad file descriptor) [pid 4277] exit_group(0 [pid 4291] <... futex resumed>) = ? [pid 4278] <... ioctl resumed> ) = ? [pid 4277] <... exit_group resumed>) = ? [pid 4291] +++ exited with 0 +++ [pid 4278] +++ exited with 0 +++ [pid 4277] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./25/binderfs") = 0 [pid 3614] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./25/cgroup") = 0 [pid 3614] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./25/cgroup.net") = 0 [pid 3614] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./25/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./25") = 0 [pid 3614] mkdir("./26", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4295 attached [pid 4295] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 77 [pid 4295] <... set_robust_list resumed>) = 0 [pid 4295] chdir("./26") = 0 [pid 4295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4295] setpgid(0, 0) = 0 [pid 4295] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4295] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4295] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4295] write(3, "1000", 4) = 4 [pid 4295] close(3) = 0 [pid 4295] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4295] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4295] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4295] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4295] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4296 attached [pid 4296] set_robust_list(0x7fa9c98459e0, 24 [pid 4295] <... clone resumed>, parent_tid=[78], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 78 [pid 4296] <... set_robust_list resumed>) = 0 [pid 4295] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4296] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4295] <... futex resumed>) = 0 [pid 4296] <... openat resumed>) = 3 [pid 4295] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4296] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4296] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4296] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4296] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4279] close(3) = 0 [pid 4279] close(4) = -1 EBADF (Bad file descriptor) [pid 4279] close(5) = -1 EBADF (Bad file descriptor) [pid 4279] close(6) = -1 EBADF (Bad file descriptor) [pid 4279] close(7) = -1 EBADF (Bad file descriptor) [pid 4279] close(8) = -1 EBADF (Bad file descriptor) [pid 4279] close(9) = -1 EBADF (Bad file descriptor) [pid 4279] close(10) = -1 EBADF (Bad file descriptor) [pid 4279] close(11) = -1 EBADF (Bad file descriptor) [pid 4279] close(12) = -1 EBADF (Bad file descriptor) [pid 4279] close(13) = -1 EBADF (Bad file descriptor) [pid 4279] close(14) = -1 EBADF (Bad file descriptor) [pid 4279] close(15) = -1 EBADF (Bad file descriptor) [pid 4279] close(16) = -1 EBADF (Bad file descriptor) [pid 4279] close(17) = -1 EBADF (Bad file descriptor) [pid 4279] close(18) = -1 EBADF (Bad file descriptor) [pid 4279] close(19) = -1 EBADF (Bad file descriptor) [pid 4279] close(20) = -1 EBADF (Bad file descriptor) [pid 4279] close(21) = -1 EBADF (Bad file descriptor) [pid 4279] close(22) = -1 EBADF (Bad file descriptor) [pid 4279] close(23) = -1 EBADF (Bad file descriptor) [pid 4279] close(24) = -1 EBADF (Bad file descriptor) [pid 4279] close(25) = -1 EBADF (Bad file descriptor) [pid 4279] close(26) = -1 EBADF (Bad file descriptor) [pid 4279] close(27) = -1 EBADF (Bad file descriptor) [pid 4279] close(28) = -1 EBADF (Bad file descriptor) [pid 4279] close(29) = -1 EBADF (Bad file descriptor) [pid 4279] exit_group(0 [pid 4294] <... futex resumed>) = ? [pid 4280] <... ioctl resumed> ) = ? [pid 4279] <... exit_group resumed>) = ? [pid 4294] +++ exited with 0 +++ [pid 4280] +++ exited with 0 +++ [pid 4279] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./26/binderfs") = 0 [pid 3611] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./26/cgroup") = 0 [pid 3611] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./26/cgroup.net") = 0 [pid 3611] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./26/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./26") = 0 [pid 3611] mkdir("./27", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4297 attached [pid 4297] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4297] chdir("./27" [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 78 [pid 4297] <... chdir resumed>) = 0 [pid 4297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4297] setpgid(0, 0) = 0 [pid 4297] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4297] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4297] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4297] write(3, "1000", 4) = 4 [pid 4297] close(3) = 0 [pid 4297] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4297] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4297] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4297] <... futex resumed>) = 0 [pid 4282] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4282] <... futex resumed>) = 0 [pid 4297] <... mmap resumed>) = 0x7fa9c9825000 [pid 4282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4297] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4282] <... mmap resumed>) = 0x7fa9c9804000 [pid 4297] <... mprotect resumed>) = 0 [pid 4282] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4297] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4282] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4298 attached [pid 4298] set_robust_list(0x7fa9c98459e0, 24 [pid 4297] <... clone resumed>, parent_tid=[79], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 79 [pid 4298] <... set_robust_list resumed>) = 0 [pid 4297] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4298] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4297] <... futex resumed>) = 0 [pid 4298] <... openat resumed>) = 3 [pid 4297] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4298] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4298] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4282] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH./strace-static-x86_64: Process 4299 attached [pid 4299] set_robust_list(0x7fa9c98249e0, 24 [pid 4282] <... clone resumed>, parent_tid=[80], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 80 [pid 4299] <... set_robust_list resumed>) = 0 [pid 4282] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4299] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4282] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4299] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4299] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4282] <... futex resumed>) = 0 [pid 4299] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4282] close(3) = 0 [pid 4282] close(4) = -1 EBADF (Bad file descriptor) [pid 4282] close(5) = -1 EBADF (Bad file descriptor) [pid 4282] close(6) = -1 EBADF (Bad file descriptor) [pid 4282] close(7) = -1 EBADF (Bad file descriptor) [pid 4282] close(8) = -1 EBADF (Bad file descriptor) [pid 4282] close(9) = -1 EBADF (Bad file descriptor) [pid 4282] close(10) = -1 EBADF (Bad file descriptor) [pid 4282] close(11) = -1 EBADF (Bad file descriptor) [pid 4282] close(12) = -1 EBADF (Bad file descriptor) [pid 4282] close(13) = -1 EBADF (Bad file descriptor) [pid 4282] close(14) = -1 EBADF (Bad file descriptor) [pid 4282] close(15) = -1 EBADF (Bad file descriptor) [pid 4282] close(16) = -1 EBADF (Bad file descriptor) [pid 4282] close(17) = -1 EBADF (Bad file descriptor) [pid 4282] close(18) = -1 EBADF (Bad file descriptor) [pid 4282] close(19) = -1 EBADF (Bad file descriptor) [pid 4282] close(20) = -1 EBADF (Bad file descriptor) [pid 4282] close(21) = -1 EBADF (Bad file descriptor) [pid 4282] close(22) = -1 EBADF (Bad file descriptor) [pid 4282] close(23) = -1 EBADF (Bad file descriptor) [pid 4282] close(24) = -1 EBADF (Bad file descriptor) [pid 4282] close(25) = -1 EBADF (Bad file descriptor) [pid 4282] close(26) = -1 EBADF (Bad file descriptor) [pid 4282] close(27) = -1 EBADF (Bad file descriptor) [pid 4282] close(28) = -1 EBADF (Bad file descriptor) [pid 4282] close(29) = -1 EBADF (Bad file descriptor) [pid 4282] exit_group(0 [pid 4299] <... futex resumed>) = ? [pid 4283] <... ioctl resumed> ) = ? [pid 4282] <... exit_group resumed>) = ? [pid 4283] +++ exited with 0 +++ [pid 4299] +++ exited with 0 +++ [pid 4282] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./28/binderfs") = 0 [pid 3613] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./28/cgroup") = 0 [pid 3613] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./28/cgroup.net") = 0 [pid 3613] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./28/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./28") = 0 [pid 3613] mkdir("./29", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4300 attached [pid 4300] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 81 [pid 4300] <... set_robust_list resumed>) = 0 [pid 4300] chdir("./29") = 0 [pid 4300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4300] setpgid(0, 0) = 0 [pid 4300] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4300] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4300] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4300] write(3, "1000", 4) = 4 [pid 4300] close(3) = 0 [pid 4300] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4300] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4300] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4300] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4300] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4301 attached [pid 4301] set_robust_list(0x7fa9c98459e0, 24 [pid 4300] <... clone resumed>, parent_tid=[82], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 82 [pid 4301] <... set_robust_list resumed>) = 0 [pid 4300] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4301] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4300] <... futex resumed>) = 0 [pid 4300] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4301] <... openat resumed>) = 3 [pid 4301] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4301] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4301] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4301] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4285] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4285] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4285] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4285] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4285] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4302 attached [pid 4302] set_robust_list(0x7fa9c98249e0, 24 [pid 4285] <... clone resumed>, parent_tid=[80], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 80 [pid 4302] <... set_robust_list resumed>) = 0 [pid 4285] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4302] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4285] <... futex resumed>) = 0 [pid 4302] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4285] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4302] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4285] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4302] <... futex resumed>) = 0 [pid 4302] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4285] close(3) = 0 [pid 4285] close(4) = -1 EBADF (Bad file descriptor) [pid 4285] close(5) = -1 EBADF (Bad file descriptor) [pid 4285] close(6) = -1 EBADF (Bad file descriptor) [pid 4285] close(7) = -1 EBADF (Bad file descriptor) [pid 4285] close(8) = -1 EBADF (Bad file descriptor) [pid 4285] close(9) = -1 EBADF (Bad file descriptor) [pid 4285] close(10) = -1 EBADF (Bad file descriptor) [pid 4285] close(11) = -1 EBADF (Bad file descriptor) [pid 4285] close(12) = -1 EBADF (Bad file descriptor) [pid 4285] close(13) = -1 EBADF (Bad file descriptor) [pid 4285] close(14) = -1 EBADF (Bad file descriptor) [pid 4285] close(15) = -1 EBADF (Bad file descriptor) [pid 4285] close(16) = -1 EBADF (Bad file descriptor) [pid 4285] close(17) = -1 EBADF (Bad file descriptor) [pid 4285] close(18) = -1 EBADF (Bad file descriptor) [pid 4285] close(19) = -1 EBADF (Bad file descriptor) [pid 4285] close(20) = -1 EBADF (Bad file descriptor) [pid 4285] close(21) = -1 EBADF (Bad file descriptor) [pid 4285] close(22) = -1 EBADF (Bad file descriptor) [pid 4285] close(23) = -1 EBADF (Bad file descriptor) [pid 4285] close(24) = -1 EBADF (Bad file descriptor) [pid 4285] close(25) = -1 EBADF (Bad file descriptor) [pid 4285] close(26) = -1 EBADF (Bad file descriptor) [pid 4285] close(27) = -1 EBADF (Bad file descriptor) [pid 4285] close(28) = -1 EBADF (Bad file descriptor) [pid 4285] close(29) = -1 EBADF (Bad file descriptor) [pid 4285] exit_group(0 [pid 4302] <... futex resumed>) = ? [pid 4286] <... ioctl resumed> ) = ? [pid 4285] <... exit_group resumed>) = ? [pid 4302] +++ exited with 0 +++ [pid 4286] +++ exited with 0 +++ [pid 4285] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3615] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./27/binderfs") = 0 [pid 3615] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./27/cgroup") = 0 [pid 3615] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./27/cgroup.net") = 0 [pid 3615] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./27/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./27") = 0 [pid 3615] mkdir("./28", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4303 attached , child_tidptr=0x5555566ee5d0) = 81 [pid 4303] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4303] chdir("./28") = 0 [pid 4303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4303] setpgid(0, 0) = 0 [pid 4303] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4303] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4303] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4303] write(3, "1000", 4) = 4 [pid 4303] close(3) = 0 [pid 4303] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4303] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4303] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4303] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4303] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4304 attached [pid 4304] set_robust_list(0x7fa9c98459e0, 24 [pid 4303] <... clone resumed>, parent_tid=[82], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 82 [pid 4304] <... set_robust_list resumed>) = 0 [pid 4303] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4304] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4303] <... futex resumed>) = 0 [pid 4304] <... openat resumed>) = 3 [pid 4303] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4304] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4304] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4288] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4288] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4288] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4288] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4305 attached [pid 4305] set_robust_list(0x7fa9c98249e0, 24 [pid 4288] <... clone resumed>, parent_tid=[79], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 79 [pid 4305] <... set_robust_list resumed>) = 0 [pid 4288] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4305] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4288] <... futex resumed>) = 0 [pid 4305] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4288] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4305] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4305] <... futex resumed>) = 0 [pid 4305] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4288] close(3) = 0 [pid 4288] close(4) = -1 EBADF (Bad file descriptor) [pid 4288] close(5) = -1 EBADF (Bad file descriptor) [pid 4288] close(6) = -1 EBADF (Bad file descriptor) [pid 4288] close(7) = -1 EBADF (Bad file descriptor) [pid 4288] close(8) = -1 EBADF (Bad file descriptor) [pid 4288] close(9) = -1 EBADF (Bad file descriptor) [pid 4288] close(10) = -1 EBADF (Bad file descriptor) [pid 4288] close(11) = -1 EBADF (Bad file descriptor) [pid 4288] close(12) = -1 EBADF (Bad file descriptor) [pid 4288] close(13) = -1 EBADF (Bad file descriptor) [pid 4288] close(14) = -1 EBADF (Bad file descriptor) [pid 4288] close(15) = -1 EBADF (Bad file descriptor) [pid 4288] close(16) = -1 EBADF (Bad file descriptor) [pid 4288] close(17) = -1 EBADF (Bad file descriptor) [pid 4288] close(18) = -1 EBADF (Bad file descriptor) [pid 4288] close(19) = -1 EBADF (Bad file descriptor) [pid 4288] close(20) = -1 EBADF (Bad file descriptor) [pid 4288] close(21) = -1 EBADF (Bad file descriptor) [pid 4288] close(22) = -1 EBADF (Bad file descriptor) [pid 4288] close(23) = -1 EBADF (Bad file descriptor) [pid 4288] close(24) = -1 EBADF (Bad file descriptor) [pid 4288] close(25) = -1 EBADF (Bad file descriptor) [pid 4288] close(26) = -1 EBADF (Bad file descriptor) [pid 4288] close(27) = -1 EBADF (Bad file descriptor) [pid 4288] close(28) = -1 EBADF (Bad file descriptor) [pid 4288] close(29) = -1 EBADF (Bad file descriptor) [pid 4288] exit_group(0 [pid 4305] <... futex resumed>) = ? [pid 4289] <... ioctl resumed> ) = ? [pid 4288] <... exit_group resumed>) = ? [pid 4305] +++ exited with 0 +++ [pid 4289] +++ exited with 0 +++ [pid 4288] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./27/binderfs") = 0 [pid 3612] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./27/cgroup") = 0 [pid 3612] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./27/cgroup.net") = 0 [pid 3612] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./27/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./27") = 0 [pid 3612] mkdir("./28", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4306 attached [pid 4306] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 80 [pid 4306] chdir("./28") = 0 [pid 4306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4306] setpgid(0, 0) = 0 [pid 4306] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4306] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4306] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4306] write(3, "1000", 4) = 4 [pid 4306] close(3) = 0 [pid 4306] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4306] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4306] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4306] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4306] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4307 attached [pid 4307] set_robust_list(0x7fa9c98459e0, 24 [pid 4306] <... clone resumed>, parent_tid=[81], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 81 [pid 4307] <... set_robust_list resumed>) = 0 [pid 4306] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4307] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4306] <... futex resumed>) = 0 [pid 4307] <... openat resumed>) = 3 [pid 4306] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4307] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4307] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4307] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4307] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4292] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4292] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4292] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4292] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4308 attached [pid 4308] set_robust_list(0x7fa9c98249e0, 24 [pid 4292] <... clone resumed>, parent_tid=[79], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 79 [pid 4308] <... set_robust_list resumed>) = 0 [pid 4292] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4308] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4292] <... futex resumed>) = 0 [pid 4308] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4292] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4308] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4308] <... futex resumed>) = 0 [pid 4308] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4292] close(3) = 0 [pid 4292] close(4) = -1 EBADF (Bad file descriptor) [pid 4292] close(5) = -1 EBADF (Bad file descriptor) [pid 4292] close(6) = -1 EBADF (Bad file descriptor) [pid 4292] close(7) = -1 EBADF (Bad file descriptor) [pid 4292] close(8) = -1 EBADF (Bad file descriptor) [pid 4292] close(9) = -1 EBADF (Bad file descriptor) [pid 4292] close(10) = -1 EBADF (Bad file descriptor) [pid 4292] close(11) = -1 EBADF (Bad file descriptor) [pid 4292] close(12) = -1 EBADF (Bad file descriptor) [pid 4292] close(13) = -1 EBADF (Bad file descriptor) [pid 4292] close(14) = -1 EBADF (Bad file descriptor) [pid 4292] close(15) = -1 EBADF (Bad file descriptor) [pid 4292] close(16) = -1 EBADF (Bad file descriptor) [pid 4292] close(17) = -1 EBADF (Bad file descriptor) [pid 4292] close(18) = -1 EBADF (Bad file descriptor) [pid 4292] close(19) = -1 EBADF (Bad file descriptor) [pid 4292] close(20) = -1 EBADF (Bad file descriptor) [pid 4292] close(21) = -1 EBADF (Bad file descriptor) [pid 4292] close(22) = -1 EBADF (Bad file descriptor) [pid 4292] close(23) = -1 EBADF (Bad file descriptor) [pid 4292] close(24) = -1 EBADF (Bad file descriptor) [pid 4292] close(25) = -1 EBADF (Bad file descriptor) [pid 4292] close(26) = -1 EBADF (Bad file descriptor) [pid 4292] close(27) = -1 EBADF (Bad file descriptor) [pid 4292] close(28) = -1 EBADF (Bad file descriptor) [pid 4292] close(29) = -1 EBADF (Bad file descriptor) [pid 4292] exit_group(0 [pid 4308] <... futex resumed>) = ? [pid 4292] <... exit_group resumed>) = ? [pid 4308] +++ exited with 0 +++ [pid 4293] <... ioctl resumed> ) = ? [pid 4293] +++ exited with 0 +++ [pid 4292] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./26/binderfs") = 0 [pid 3610] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./26/cgroup") = 0 [pid 3610] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./26/cgroup.net") = 0 [pid 3610] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./26/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./26") = 0 [pid 3610] mkdir("./27", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4309 attached [pid 4309] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 80 [pid 4309] <... set_robust_list resumed>) = 0 [pid 4309] chdir("./27") = 0 [pid 4309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4309] setpgid(0, 0) = 0 [pid 4309] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4309] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4309] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4309] write(3, "1000", 4) = 4 [pid 4309] close(3) = 0 [pid 4309] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4309] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4309] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4309] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4309] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4310 attached [pid 4310] set_robust_list(0x7fa9c98459e0, 24 [pid 4309] <... clone resumed>, parent_tid=[81], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 81 [pid 4310] <... set_robust_list resumed>) = 0 [pid 4309] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4310] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4309] <... futex resumed>) = 0 [pid 4310] <... openat resumed>) = 3 [pid 4309] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4310] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4310] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4295] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4295] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4295] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4295] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4311 attached [pid 4311] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4295] <... clone resumed>, parent_tid=[79], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 79 [pid 4311] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4295] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4295] <... futex resumed>) = 0 [pid 4311] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4295] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4311] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4311] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4295] <... futex resumed>) = 0 [pid 4311] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4295] close(3) = 0 [pid 4295] close(4) = -1 EBADF (Bad file descriptor) [pid 4295] close(5) = -1 EBADF (Bad file descriptor) [pid 4295] close(6) = -1 EBADF (Bad file descriptor) [pid 4295] close(7) = -1 EBADF (Bad file descriptor) [pid 4295] close(8) = -1 EBADF (Bad file descriptor) [pid 4295] close(9) = -1 EBADF (Bad file descriptor) [pid 4295] close(10) = -1 EBADF (Bad file descriptor) [pid 4295] close(11) = -1 EBADF (Bad file descriptor) [pid 4295] close(12) = -1 EBADF (Bad file descriptor) [pid 4295] close(13) = -1 EBADF (Bad file descriptor) [pid 4295] close(14) = -1 EBADF (Bad file descriptor) [pid 4295] close(15) = -1 EBADF (Bad file descriptor) [pid 4295] close(16) = -1 EBADF (Bad file descriptor) [pid 4295] close(17) = -1 EBADF (Bad file descriptor) [pid 4295] close(18) = -1 EBADF (Bad file descriptor) [pid 4295] close(19) = -1 EBADF (Bad file descriptor) [pid 4295] close(20) = -1 EBADF (Bad file descriptor) [pid 4295] close(21) = -1 EBADF (Bad file descriptor) [pid 4295] close(22) = -1 EBADF (Bad file descriptor) [pid 4295] close(23) = -1 EBADF (Bad file descriptor) [pid 4295] close(24) = -1 EBADF (Bad file descriptor) [pid 4295] close(25) = -1 EBADF (Bad file descriptor) [pid 4295] close(26) = -1 EBADF (Bad file descriptor) [pid 4295] close(27) = -1 EBADF (Bad file descriptor) [pid 4295] close(28) = -1 EBADF (Bad file descriptor) [pid 4295] close(29) = -1 EBADF (Bad file descriptor) [pid 4295] exit_group(0 [pid 4311] <... futex resumed>) = ? [pid 4296] <... ioctl resumed> ) = ? [pid 4295] <... exit_group resumed>) = ? [pid 4311] +++ exited with 0 +++ [pid 4296] +++ exited with 0 +++ [pid 4295] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./26/binderfs") = 0 [pid 3614] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./26/cgroup") = 0 [pid 3614] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./26/cgroup.net") = 0 [pid 3614] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./26/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./26") = 0 [pid 3614] mkdir("./27", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4312 attached [pid 4312] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 80 [pid 4312] <... set_robust_list resumed>) = 0 [pid 4312] chdir("./27") = 0 [pid 4312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4312] setpgid(0, 0) = 0 [pid 4312] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4312] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4312] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4312] write(3, "1000", 4) = 4 [pid 4312] close(3) = 0 [pid 4312] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4312] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4312] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4312] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4312] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4313 attached [pid 4313] set_robust_list(0x7fa9c98459e0, 24 [pid 4312] <... clone resumed>, parent_tid=[81], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 81 [pid 4313] <... set_robust_list resumed>) = 0 [pid 4312] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4312] <... futex resumed>) = 0 [pid 4313] <... openat resumed>) = 3 [pid 4312] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4297] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4313] ioctl(3, USB_RAW_IOCTL_INIT [pid 4297] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4313] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4297] <... futex resumed>) = 0 [pid 4313] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4297] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4313] <... ioctl resumed>, 0) = 0 [pid 4297] <... mmap resumed>) = 0x7fa9c9804000 [pid 4313] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4297] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4313] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4297] <... mprotect resumed>) = 0 [pid 4313] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4297] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4314 attached [pid 4314] set_robust_list(0x7fa9c98249e0, 24 [pid 4297] <... clone resumed>, parent_tid=[80], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 80 [pid 4314] <... set_robust_list resumed>) = 0 [pid 4297] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4314] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4297] <... futex resumed>) = 0 [pid 4314] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4297] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4314] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4314] <... futex resumed>) = 0 [pid 4314] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4297] close(3) = 0 [pid 4297] close(4) = -1 EBADF (Bad file descriptor) [pid 4297] close(5) = -1 EBADF (Bad file descriptor) [pid 4297] close(6) = -1 EBADF (Bad file descriptor) [pid 4297] close(7) = -1 EBADF (Bad file descriptor) [pid 4297] close(8) = -1 EBADF (Bad file descriptor) [pid 4297] close(9) = -1 EBADF (Bad file descriptor) [pid 4297] close(10) = -1 EBADF (Bad file descriptor) [pid 4297] close(11) = -1 EBADF (Bad file descriptor) [pid 4297] close(12) = -1 EBADF (Bad file descriptor) [pid 4297] close(13) = -1 EBADF (Bad file descriptor) [pid 4297] close(14) = -1 EBADF (Bad file descriptor) [pid 4297] close(15) = -1 EBADF (Bad file descriptor) [pid 4297] close(16) = -1 EBADF (Bad file descriptor) [pid 4297] close(17) = -1 EBADF (Bad file descriptor) [pid 4297] close(18) = -1 EBADF (Bad file descriptor) [pid 4297] close(19) = -1 EBADF (Bad file descriptor) [pid 4297] close(20) = -1 EBADF (Bad file descriptor) [pid 4297] close(21) = -1 EBADF (Bad file descriptor) [pid 4297] close(22) = -1 EBADF (Bad file descriptor) [pid 4297] close(23) = -1 EBADF (Bad file descriptor) [pid 4297] close(24) = -1 EBADF (Bad file descriptor) [pid 4297] close(25) = -1 EBADF (Bad file descriptor) [pid 4297] close(26) = -1 EBADF (Bad file descriptor) [pid 4297] close(27) = -1 EBADF (Bad file descriptor) [pid 4297] close(28) = -1 EBADF (Bad file descriptor) [pid 4297] close(29) = -1 EBADF (Bad file descriptor) [pid 4297] exit_group(0 [pid 4314] <... futex resumed>) = ? [pid 4298] <... ioctl resumed> ) = ? [pid 4297] <... exit_group resumed>) = ? [pid 4314] +++ exited with 0 +++ [pid 4298] +++ exited with 0 +++ [pid 4297] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./27/binderfs") = 0 [pid 3611] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./27/cgroup") = 0 [pid 3611] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./27/cgroup.net") = 0 [pid 3611] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./27/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./27") = 0 [pid 3611] mkdir("./28", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4315 attached [pid 4315] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 81 [pid 4315] chdir("./28") = 0 [pid 4315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4315] setpgid(0, 0) = 0 [pid 4315] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4315] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4315] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4315] write(3, "1000", 4) = 4 [pid 4315] close(3) = 0 [pid 4315] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4315] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4315] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4315] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4315] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4316 attached [pid 4316] set_robust_list(0x7fa9c98459e0, 24 [pid 4315] <... clone resumed>, parent_tid=[82], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 82 [pid 4316] <... set_robust_list resumed>) = 0 [pid 4315] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4316] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4315] <... futex resumed>) = 0 [pid 4316] <... openat resumed>) = 3 [pid 4315] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4316] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4316] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4316] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4316] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4300] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4300] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4300] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4300] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4317 attached [pid 4317] set_robust_list(0x7fa9c98249e0, 24 [pid 4300] <... clone resumed>, parent_tid=[83], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 83 [pid 4317] <... set_robust_list resumed>) = 0 [pid 4317] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4300] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4300] <... futex resumed>) = 0 [pid 4317] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4300] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4317] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4317] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4300] <... futex resumed>) = 0 [pid 4317] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4300] close(3) = 0 [pid 4300] close(4) = -1 EBADF (Bad file descriptor) [pid 4300] close(5) = -1 EBADF (Bad file descriptor) [pid 4300] close(6) = -1 EBADF (Bad file descriptor) [pid 4300] close(7) = -1 EBADF (Bad file descriptor) [pid 4300] close(8) = -1 EBADF (Bad file descriptor) [pid 4300] close(9) = -1 EBADF (Bad file descriptor) [pid 4300] close(10) = -1 EBADF (Bad file descriptor) [pid 4300] close(11) = -1 EBADF (Bad file descriptor) [pid 4300] close(12) = -1 EBADF (Bad file descriptor) [pid 4300] close(13) = -1 EBADF (Bad file descriptor) [pid 4300] close(14) = -1 EBADF (Bad file descriptor) [pid 4300] close(15) = -1 EBADF (Bad file descriptor) [pid 4300] close(16) = -1 EBADF (Bad file descriptor) [pid 4300] close(17) = -1 EBADF (Bad file descriptor) [pid 4300] close(18) = -1 EBADF (Bad file descriptor) [pid 4300] close(19) = -1 EBADF (Bad file descriptor) [pid 4300] close(20) = -1 EBADF (Bad file descriptor) [pid 4300] close(21) = -1 EBADF (Bad file descriptor) [pid 4300] close(22) = -1 EBADF (Bad file descriptor) [pid 4300] close(23) = -1 EBADF (Bad file descriptor) [pid 4300] close(24) = -1 EBADF (Bad file descriptor) [pid 4300] close(25) = -1 EBADF (Bad file descriptor) [pid 4300] close(26) = -1 EBADF (Bad file descriptor) [pid 4300] close(27) = -1 EBADF (Bad file descriptor) [pid 4300] close(28) = -1 EBADF (Bad file descriptor) [pid 4300] close(29) = -1 EBADF (Bad file descriptor) [pid 4300] exit_group(0 [pid 4317] <... futex resumed>) = ? [pid 4301] <... ioctl resumed> ) = ? [pid 4300] <... exit_group resumed>) = ? [pid 4301] +++ exited with 0 +++ [pid 4317] +++ exited with 0 +++ [pid 4300] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./29/binderfs") = 0 [pid 3613] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./29/cgroup") = 0 [pid 3613] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./29/cgroup.net") = 0 [pid 3613] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./29/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./29") = 0 [pid 3613] mkdir("./30", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4318 attached , child_tidptr=0x5555566ee5d0) = 84 [pid 4318] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4318] chdir("./30") = 0 [pid 4318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4318] setpgid(0, 0) = 0 [pid 4318] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4318] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4318] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4318] write(3, "1000", 4) = 4 [pid 4318] close(3) = 0 [pid 4318] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4318] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4318] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4318] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4318] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4319 attached , parent_tid=[85], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 85 [pid 4318] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4319] set_robust_list(0x7fa9c98459e0, 24 [pid 4318] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4319] <... set_robust_list resumed>) = 0 [pid 4319] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4319] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4319] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4303] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4303] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4303] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4320 attached [pid 4320] set_robust_list(0x7fa9c98249e0, 24 [pid 4303] <... clone resumed>, parent_tid=[83], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 83 [pid 4320] <... set_robust_list resumed>) = 0 [pid 4303] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4320] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4303] <... futex resumed>) = 0 [pid 4320] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4303] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4320] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4320] <... futex resumed>) = 0 [pid 4320] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4303] close(3) = 0 [pid 4303] close(4) = -1 EBADF (Bad file descriptor) [pid 4303] close(5) = -1 EBADF (Bad file descriptor) [pid 4303] close(6) = -1 EBADF (Bad file descriptor) [pid 4303] close(7) = -1 EBADF (Bad file descriptor) [pid 4303] close(8) = -1 EBADF (Bad file descriptor) [pid 4303] close(9) = -1 EBADF (Bad file descriptor) [pid 4303] close(10) = -1 EBADF (Bad file descriptor) [pid 4303] close(11) = -1 EBADF (Bad file descriptor) [pid 4303] close(12) = -1 EBADF (Bad file descriptor) [pid 4303] close(13) = -1 EBADF (Bad file descriptor) [pid 4303] close(14) = -1 EBADF (Bad file descriptor) [pid 4303] close(15) = -1 EBADF (Bad file descriptor) [pid 4303] close(16) = -1 EBADF (Bad file descriptor) [pid 4303] close(17) = -1 EBADF (Bad file descriptor) [pid 4303] close(18) = -1 EBADF (Bad file descriptor) [pid 4303] close(19) = -1 EBADF (Bad file descriptor) [pid 4303] close(20) = -1 EBADF (Bad file descriptor) [pid 4303] close(21) = -1 EBADF (Bad file descriptor) [pid 4303] close(22) = -1 EBADF (Bad file descriptor) [pid 4303] close(23) = -1 EBADF (Bad file descriptor) [pid 4303] close(24) = -1 EBADF (Bad file descriptor) [pid 4303] close(25) = -1 EBADF (Bad file descriptor) [pid 4303] close(26) = -1 EBADF (Bad file descriptor) [pid 4303] close(27) = -1 EBADF (Bad file descriptor) [pid 4303] close(28) = -1 EBADF (Bad file descriptor) [pid 4303] close(29) = -1 EBADF (Bad file descriptor) [pid 4303] exit_group(0) = ? [pid 4320] <... futex resumed>) = ? [pid 4304] <... ioctl resumed> ) = ? [pid 4320] +++ exited with 0 +++ [pid 4304] +++ exited with 0 +++ [pid 4303] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./28/binderfs") = 0 [pid 3615] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./28/cgroup") = 0 [pid 3615] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./28/cgroup.net") = 0 [pid 3615] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./28/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./28") = 0 [pid 3615] mkdir("./29", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4321 attached [pid 4321] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 84 [pid 4321] <... set_robust_list resumed>) = 0 [pid 4321] chdir("./29") = 0 [pid 4321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4321] setpgid(0, 0) = 0 [pid 4321] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4321] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4321] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4321] write(3, "1000", 4) = 4 [pid 4321] close(3) = 0 [pid 4321] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4321] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4321] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4321] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4321] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4321] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4322 attached [pid 4322] set_robust_list(0x7fa9c98459e0, 24 [pid 4321] <... clone resumed>, parent_tid=[85], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 85 [pid 4322] <... set_robust_list resumed>) = 0 [pid 4321] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4322] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4321] <... futex resumed>) = 0 [pid 4322] <... openat resumed>) = 3 [pid 4321] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4322] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4322] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4306] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4306] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4306] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4306] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4306] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4306] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4323 attached [pid 4323] set_robust_list(0x7fa9c98249e0, 24 [pid 4306] <... clone resumed>, parent_tid=[82], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 82 [pid 4323] <... set_robust_list resumed>) = 0 [pid 4306] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4323] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4306] <... futex resumed>) = 0 [pid 4323] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4306] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4323] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4323] <... futex resumed>) = 0 [pid 4323] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4306] close(3) = 0 [pid 4306] close(4) = -1 EBADF (Bad file descriptor) [pid 4306] close(5) = -1 EBADF (Bad file descriptor) [pid 4306] close(6) = -1 EBADF (Bad file descriptor) [pid 4306] close(7) = -1 EBADF (Bad file descriptor) [pid 4306] close(8) = -1 EBADF (Bad file descriptor) [pid 4306] close(9) = -1 EBADF (Bad file descriptor) [pid 4306] close(10) = -1 EBADF (Bad file descriptor) [pid 4306] close(11) = -1 EBADF (Bad file descriptor) [pid 4306] close(12) = -1 EBADF (Bad file descriptor) [pid 4306] close(13) = -1 EBADF (Bad file descriptor) [pid 4306] close(14) = -1 EBADF (Bad file descriptor) [pid 4306] close(15) = -1 EBADF (Bad file descriptor) [pid 4306] close(16) = -1 EBADF (Bad file descriptor) [pid 4306] close(17) = -1 EBADF (Bad file descriptor) [pid 4306] close(18) = -1 EBADF (Bad file descriptor) [pid 4306] close(19) = -1 EBADF (Bad file descriptor) [pid 4306] close(20) = -1 EBADF (Bad file descriptor) [pid 4306] close(21) = -1 EBADF (Bad file descriptor) [pid 4306] close(22) = -1 EBADF (Bad file descriptor) [pid 4306] close(23) = -1 EBADF (Bad file descriptor) [pid 4306] close(24) = -1 EBADF (Bad file descriptor) [pid 4306] close(25) = -1 EBADF (Bad file descriptor) [pid 4306] close(26) = -1 EBADF (Bad file descriptor) [pid 4306] close(27) = -1 EBADF (Bad file descriptor) [pid 4306] close(28) = -1 EBADF (Bad file descriptor) [pid 4306] close(29) = -1 EBADF (Bad file descriptor) [pid 4306] exit_group(0 [pid 4323] <... futex resumed>) = ? [pid 4307] <... ioctl resumed> ) = ? [pid 4306] <... exit_group resumed>) = ? [pid 4323] +++ exited with 0 +++ [pid 4307] +++ exited with 0 +++ [pid 4306] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./28/binderfs") = 0 [pid 3612] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./28/cgroup") = 0 [pid 3612] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./28/cgroup.net") = 0 [pid 3612] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./28/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./28") = 0 [pid 3612] mkdir("./29", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4324 attached [pid 4324] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 83 [pid 4324] <... set_robust_list resumed>) = 0 [pid 4324] chdir("./29") = 0 [pid 4324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4324] setpgid(0, 0) = 0 [pid 4324] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4324] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4324] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4324] write(3, "1000", 4) = 4 [pid 4324] close(3) = 0 [pid 4324] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4324] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4324] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4324] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4324] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4325 attached [pid 4325] set_robust_list(0x7fa9c98459e0, 24 [pid 4324] <... clone resumed>, parent_tid=[84], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 84 [pid 4325] <... set_robust_list resumed>) = 0 [pid 4324] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4325] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4324] <... futex resumed>) = 0 [pid 4325] <... openat resumed>) = 3 [pid 4324] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4325] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4325] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4325] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4325] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4309] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4309] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4309] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4326 attached [pid 4326] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4309] <... clone resumed>, parent_tid=[82], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 82 [pid 4326] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4309] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4326] <... futex resumed>) = 0 [pid 4309] <... futex resumed>) = 1 [pid 4326] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4309] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4326] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4326] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4309] <... futex resumed>) = 0 [pid 4326] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4309] close(3) = 0 [pid 4309] close(4) = -1 EBADF (Bad file descriptor) [pid 4309] close(5) = -1 EBADF (Bad file descriptor) [pid 4309] close(6) = -1 EBADF (Bad file descriptor) [pid 4309] close(7) = -1 EBADF (Bad file descriptor) [pid 4309] close(8) = -1 EBADF (Bad file descriptor) [pid 4309] close(9) = -1 EBADF (Bad file descriptor) [pid 4309] close(10) = -1 EBADF (Bad file descriptor) [pid 4309] close(11) = -1 EBADF (Bad file descriptor) [pid 4309] close(12) = -1 EBADF (Bad file descriptor) [pid 4309] close(13) = -1 EBADF (Bad file descriptor) [pid 4309] close(14) = -1 EBADF (Bad file descriptor) [pid 4309] close(15) = -1 EBADF (Bad file descriptor) [pid 4309] close(16) = -1 EBADF (Bad file descriptor) [pid 4309] close(17) = -1 EBADF (Bad file descriptor) [pid 4309] close(18) = -1 EBADF (Bad file descriptor) [pid 4309] close(19) = -1 EBADF (Bad file descriptor) [pid 4309] close(20) = -1 EBADF (Bad file descriptor) [pid 4309] close(21) = -1 EBADF (Bad file descriptor) [pid 4309] close(22) = -1 EBADF (Bad file descriptor) [pid 4309] close(23) = -1 EBADF (Bad file descriptor) [pid 4309] close(24) = -1 EBADF (Bad file descriptor) [pid 4309] close(25) = -1 EBADF (Bad file descriptor) [pid 4309] close(26) = -1 EBADF (Bad file descriptor) [pid 4309] close(27) = -1 EBADF (Bad file descriptor) [pid 4309] close(28) = -1 EBADF (Bad file descriptor) [pid 4309] close(29) = -1 EBADF (Bad file descriptor) [pid 4309] exit_group(0 [pid 4326] <... futex resumed>) = ? [pid 4310] <... ioctl resumed> ) = ? [pid 4309] <... exit_group resumed>) = ? [pid 4326] +++ exited with 0 +++ [pid 4310] +++ exited with 0 +++ [pid 4309] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./27/binderfs") = 0 [pid 3610] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./27/cgroup") = 0 [pid 3610] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./27/cgroup.net") = 0 [pid 3610] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./27/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./27") = 0 [pid 3610] mkdir("./28", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4327 attached [pid 4327] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 83 [pid 4327] <... set_robust_list resumed>) = 0 [pid 4327] chdir("./28") = 0 [pid 4327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4327] setpgid(0, 0) = 0 [pid 4327] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4327] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4327] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4327] write(3, "1000", 4) = 4 [pid 4327] close(3) = 0 [pid 4327] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4327] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4327] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4327] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4327] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4328 attached , parent_tid=[84], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 84 [pid 4328] set_robust_list(0x7fa9c98459e0, 24 [pid 4327] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4312] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4328] <... set_robust_list resumed>) = 0 [pid 4327] <... futex resumed>) = 0 [pid 4312] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4328] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4327] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4312] <... futex resumed>) = 0 [pid 4312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4312] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4328] <... openat resumed>) = 3 [pid 4312] <... mprotect resumed>) = 0 [pid 4312] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4329 attached [pid 4329] set_robust_list(0x7fa9c98249e0, 24 [pid 4312] <... clone resumed>, parent_tid=[82], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 82 [pid 4329] <... set_robust_list resumed>) = 0 [pid 4312] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4329] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4328] ioctl(3, USB_RAW_IOCTL_INIT [pid 4312] <... futex resumed>) = 0 [pid 4329] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4312] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4329] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4328] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4329] <... futex resumed>) = 0 [pid 4328] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4329] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4328] <... ioctl resumed>, 0) = 0 [pid 4328] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4328] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4312] close(3) = 0 [pid 4312] close(4) = -1 EBADF (Bad file descriptor) [pid 4312] close(5) = -1 EBADF (Bad file descriptor) [pid 4312] close(6) = -1 EBADF (Bad file descriptor) [pid 4312] close(7) = -1 EBADF (Bad file descriptor) [pid 4312] close(8) = -1 EBADF (Bad file descriptor) [pid 4312] close(9) = -1 EBADF (Bad file descriptor) [pid 4312] close(10) = -1 EBADF (Bad file descriptor) [pid 4312] close(11) = -1 EBADF (Bad file descriptor) [pid 4312] close(12) = -1 EBADF (Bad file descriptor) [pid 4312] close(13) = -1 EBADF (Bad file descriptor) [pid 4312] close(14) = -1 EBADF (Bad file descriptor) [pid 4312] close(15) = -1 EBADF (Bad file descriptor) [pid 4312] close(16) = -1 EBADF (Bad file descriptor) [pid 4312] close(17) = -1 EBADF (Bad file descriptor) [pid 4312] close(18) = -1 EBADF (Bad file descriptor) [pid 4312] close(19) = -1 EBADF (Bad file descriptor) [pid 4312] close(20) = -1 EBADF (Bad file descriptor) [pid 4312] close(21) = -1 EBADF (Bad file descriptor) [pid 4312] close(22) = -1 EBADF (Bad file descriptor) [pid 4312] close(23) = -1 EBADF (Bad file descriptor) [pid 4312] close(24) = -1 EBADF (Bad file descriptor) [pid 4312] close(25) = -1 EBADF (Bad file descriptor) [pid 4312] close(26) = -1 EBADF (Bad file descriptor) [pid 4312] close(27) = -1 EBADF (Bad file descriptor) [pid 4312] close(28) = -1 EBADF (Bad file descriptor) [pid 4312] close(29) = -1 EBADF (Bad file descriptor) [pid 4312] exit_group(0 [pid 4329] <... futex resumed>) = ? [pid 4313] <... ioctl resumed> ) = ? [pid 4312] <... exit_group resumed>) = ? [pid 4329] +++ exited with 0 +++ [pid 4313] +++ exited with 0 +++ [pid 4312] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./27/binderfs") = 0 [pid 3614] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./27/cgroup") = 0 [pid 3614] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./27/cgroup.net") = 0 [pid 3614] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./27/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./27") = 0 [pid 3614] mkdir("./28", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4330 attached , child_tidptr=0x5555566ee5d0) = 83 [pid 4330] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4330] chdir("./28") = 0 [pid 4330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4330] setpgid(0, 0) = 0 [pid 4330] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4330] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4330] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4330] write(3, "1000", 4) = 4 [pid 4330] close(3) = 0 [pid 4330] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4315] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] symlink("/dev/binderfs", "./binderfs" [pid 4315] <... futex resumed>) = 0 [pid 4330] <... symlink resumed>) = 0 [pid 4315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4330] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4315] <... mmap resumed>) = 0x7fa9c9804000 [pid 4330] <... futex resumed>) = 0 [pid 4315] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4315] <... mprotect resumed>) = 0 [pid 4330] <... mmap resumed>) = 0x7fa9c9825000 [pid 4315] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4331 attached [pid 4330] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE [pid 4331] set_robust_list(0x7fa9c98249e0, 24 [pid 4330] <... mprotect resumed>) = 0 [pid 4315] <... clone resumed>, parent_tid=[83], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 83 [pid 4331] <... set_robust_list resumed>) = 0 [pid 4330] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4315] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4332 attached [pid 4331] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4315] <... futex resumed>) = 0 [pid 4332] set_robust_list(0x7fa9c98459e0, 24 [pid 4331] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4330] <... clone resumed>, parent_tid=[84], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 84 [pid 4315] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4332] <... set_robust_list resumed>) = 0 [pid 4331] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4332] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4331] <... futex resumed>) = 0 [pid 4330] <... futex resumed>) = 0 [pid 4332] <... openat resumed>) = 3 [pid 4331] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4330] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4332] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4332] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4332] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4332] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4315] close(3) = 0 [pid 4315] close(4) = -1 EBADF (Bad file descriptor) [pid 4315] close(5) = -1 EBADF (Bad file descriptor) [pid 4315] close(6) = -1 EBADF (Bad file descriptor) [pid 4315] close(7) = -1 EBADF (Bad file descriptor) [pid 4315] close(8) = -1 EBADF (Bad file descriptor) [pid 4315] close(9) = -1 EBADF (Bad file descriptor) [pid 4315] close(10) = -1 EBADF (Bad file descriptor) [pid 4315] close(11) = -1 EBADF (Bad file descriptor) [pid 4315] close(12) = -1 EBADF (Bad file descriptor) [pid 4315] close(13) = -1 EBADF (Bad file descriptor) [pid 4315] close(14) = -1 EBADF (Bad file descriptor) [pid 4315] close(15) = -1 EBADF (Bad file descriptor) [pid 4315] close(16) = -1 EBADF (Bad file descriptor) [pid 4315] close(17) = -1 EBADF (Bad file descriptor) [pid 4315] close(18) = -1 EBADF (Bad file descriptor) [pid 4315] close(19) = -1 EBADF (Bad file descriptor) [pid 4315] close(20) = -1 EBADF (Bad file descriptor) [pid 4315] close(21) = -1 EBADF (Bad file descriptor) [pid 4315] close(22) = -1 EBADF (Bad file descriptor) [pid 4315] close(23) = -1 EBADF (Bad file descriptor) [pid 4315] close(24) = -1 EBADF (Bad file descriptor) [pid 4315] close(25) = -1 EBADF (Bad file descriptor) [pid 4315] close(26) = -1 EBADF (Bad file descriptor) [pid 4315] close(27) = -1 EBADF (Bad file descriptor) [pid 4315] close(28) = -1 EBADF (Bad file descriptor) [pid 4315] close(29) = -1 EBADF (Bad file descriptor) [pid 4315] exit_group(0) = ? [pid 4331] <... futex resumed>) = ? [pid 4316] <... ioctl resumed> ) = ? [pid 4331] +++ exited with 0 +++ [pid 4316] +++ exited with 0 +++ [pid 4315] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3611] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./28/binderfs") = 0 [pid 3611] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./28/cgroup") = 0 [pid 3611] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./28/cgroup.net") = 0 [pid 3611] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./28/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./28") = 0 [pid 3611] mkdir("./29", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4333 attached , child_tidptr=0x5555566ee5d0) = 84 [pid 4333] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4333] chdir("./29") = 0 [pid 4333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4333] setpgid(0, 0) = 0 [pid 4333] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4333] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4333] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4333] write(3, "1000", 4) = 4 [pid 4333] close(3) = 0 [pid 4333] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4333] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4333] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4333] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4333] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4334 attached [pid 4334] set_robust_list(0x7fa9c98459e0, 24 [pid 4333] <... clone resumed>, parent_tid=[85], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 85 [pid 4334] <... set_robust_list resumed>) = 0 [pid 4333] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4334] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4333] <... futex resumed>) = 0 [pid 4334] <... openat resumed>) = 3 [pid 4333] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4334] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4334] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4318] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4318] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4318] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4318] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4335 attached [pid 4335] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4335] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] <... clone resumed>, parent_tid=[86], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 86 [pid 4318] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4335] <... futex resumed>) = 0 [pid 4318] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4335] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4335] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4318] <... futex resumed>) = 0 [pid 4335] <... futex resumed>) = 1 [pid 4335] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4318] close(3) = 0 [pid 4318] close(4) = -1 EBADF (Bad file descriptor) [pid 4318] close(5) = -1 EBADF (Bad file descriptor) [pid 4318] close(6) = -1 EBADF (Bad file descriptor) [pid 4318] close(7) = -1 EBADF (Bad file descriptor) [pid 4318] close(8) = -1 EBADF (Bad file descriptor) [pid 4318] close(9) = -1 EBADF (Bad file descriptor) [pid 4318] close(10) = -1 EBADF (Bad file descriptor) [pid 4318] close(11) = -1 EBADF (Bad file descriptor) [pid 4318] close(12) = -1 EBADF (Bad file descriptor) [pid 4318] close(13) = -1 EBADF (Bad file descriptor) [pid 4318] close(14) = -1 EBADF (Bad file descriptor) [pid 4318] close(15) = -1 EBADF (Bad file descriptor) [pid 4318] close(16) = -1 EBADF (Bad file descriptor) [pid 4318] close(17) = -1 EBADF (Bad file descriptor) [pid 4318] close(18) = -1 EBADF (Bad file descriptor) [pid 4318] close(19) = -1 EBADF (Bad file descriptor) [pid 4318] close(20) = -1 EBADF (Bad file descriptor) [pid 4318] close(21) = -1 EBADF (Bad file descriptor) [pid 4318] close(22) = -1 EBADF (Bad file descriptor) [pid 4318] close(23) = -1 EBADF (Bad file descriptor) [pid 4318] close(24) = -1 EBADF (Bad file descriptor) [pid 4318] close(25) = -1 EBADF (Bad file descriptor) [pid 4318] close(26) = -1 EBADF (Bad file descriptor) [pid 4318] close(27) = -1 EBADF (Bad file descriptor) [pid 4318] close(28) = -1 EBADF (Bad file descriptor) [pid 4318] close(29) = -1 EBADF (Bad file descriptor) [pid 4318] exit_group(0 [pid 4335] <... futex resumed>) = ? [pid 4319] <... ioctl resumed> ) = ? [pid 4318] <... exit_group resumed>) = ? [pid 4319] +++ exited with 0 +++ [pid 4335] +++ exited with 0 +++ [pid 4318] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./30/binderfs") = 0 [pid 3613] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./30/cgroup") = 0 [pid 3613] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./30/cgroup.net") = 0 [pid 3613] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./30/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./30") = 0 [pid 3613] mkdir("./31", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4336 attached [pid 4336] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4336] chdir("./31" [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 87 [pid 4336] <... chdir resumed>) = 0 [pid 4336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4336] setpgid(0, 0) = 0 [pid 4336] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4336] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4336] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4336] write(3, "1000", 4) = 4 [pid 4336] close(3) = 0 [pid 4336] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4336] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4336] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4336] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4337 attached [pid 4337] set_robust_list(0x7fa9c98459e0, 24 [pid 4336] <... clone resumed>, parent_tid=[88], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 88 [pid 4337] <... set_robust_list resumed>) = 0 [pid 4336] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4337] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4336] <... futex resumed>) = 0 [pid 4337] <... openat resumed>) = 3 [pid 4336] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4337] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4337] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4321] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4321] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4321] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4321] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4321] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4338 attached [pid 4338] set_robust_list(0x7fa9c98249e0, 24 [pid 4321] <... clone resumed>, parent_tid=[86], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 86 [pid 4338] <... set_robust_list resumed>) = 0 [pid 4321] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4338] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4321] <... futex resumed>) = 0 [pid 4338] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4321] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4338] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4338] <... futex resumed>) = 0 [pid 4338] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4321] close(3) = 0 [pid 4321] close(4) = -1 EBADF (Bad file descriptor) [pid 4321] close(5) = -1 EBADF (Bad file descriptor) [pid 4321] close(6) = -1 EBADF (Bad file descriptor) [pid 4321] close(7) = -1 EBADF (Bad file descriptor) [pid 4321] close(8) = -1 EBADF (Bad file descriptor) [pid 4321] close(9) = -1 EBADF (Bad file descriptor) [pid 4321] close(10) = -1 EBADF (Bad file descriptor) [pid 4321] close(11) = -1 EBADF (Bad file descriptor) [pid 4321] close(12) = -1 EBADF (Bad file descriptor) [pid 4321] close(13) = -1 EBADF (Bad file descriptor) [pid 4321] close(14) = -1 EBADF (Bad file descriptor) [pid 4321] close(15) = -1 EBADF (Bad file descriptor) [pid 4321] close(16) = -1 EBADF (Bad file descriptor) [pid 4321] close(17) = -1 EBADF (Bad file descriptor) [pid 4321] close(18) = -1 EBADF (Bad file descriptor) [pid 4321] close(19) = -1 EBADF (Bad file descriptor) [pid 4321] close(20) = -1 EBADF (Bad file descriptor) [pid 4321] close(21) = -1 EBADF (Bad file descriptor) [pid 4321] close(22) = -1 EBADF (Bad file descriptor) [pid 4321] close(23) = -1 EBADF (Bad file descriptor) [pid 4321] close(24) = -1 EBADF (Bad file descriptor) [pid 4321] close(25) = -1 EBADF (Bad file descriptor) [pid 4321] close(26) = -1 EBADF (Bad file descriptor) [pid 4321] close(27) = -1 EBADF (Bad file descriptor) [pid 4321] close(28) = -1 EBADF (Bad file descriptor) [pid 4321] close(29) = -1 EBADF (Bad file descriptor) [pid 4321] exit_group(0 [pid 4338] <... futex resumed>) = ? [pid 4322] <... ioctl resumed> ) = ? [pid 4321] <... exit_group resumed>) = ? [pid 4322] +++ exited with 0 +++ [pid 4338] +++ exited with 0 +++ [pid 4321] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./29/binderfs") = 0 [pid 3615] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./29/cgroup") = 0 [pid 3615] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./29/cgroup.net") = 0 [pid 3615] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./29/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./29") = 0 [pid 3615] mkdir("./30", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4339 attached [pid 4339] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 87 [pid 4339] <... set_robust_list resumed>) = 0 [pid 4339] chdir("./30") = 0 [pid 4339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4339] setpgid(0, 0) = 0 [pid 4339] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4339] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4339] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4339] write(3, "1000", 4) = 4 [pid 4339] close(3) = 0 [pid 4339] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4339] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4339] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4339] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4339] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4340 attached [pid 4340] set_robust_list(0x7fa9c98459e0, 24 [pid 4339] <... clone resumed>, parent_tid=[88], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 88 [pid 4340] <... set_robust_list resumed>) = 0 [pid 4339] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4340] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4339] <... futex resumed>) = 0 [pid 4339] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4340] <... openat resumed>) = 3 [pid 4340] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4340] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4324] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4324] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4324] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4324] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4341 attached [pid 4341] set_robust_list(0x7fa9c98249e0, 24 [pid 4324] <... clone resumed>, parent_tid=[85], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 85 [pid 4341] <... set_robust_list resumed>) = 0 [pid 4324] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4341] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4324] <... futex resumed>) = 0 [pid 4341] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4324] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4341] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4341] <... futex resumed>) = 0 [pid 4341] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4324] close(3) = 0 [pid 4324] close(4) = -1 EBADF (Bad file descriptor) [pid 4324] close(5) = -1 EBADF (Bad file descriptor) [pid 4324] close(6) = -1 EBADF (Bad file descriptor) [pid 4324] close(7) = -1 EBADF (Bad file descriptor) [pid 4324] close(8) = -1 EBADF (Bad file descriptor) [pid 4324] close(9) = -1 EBADF (Bad file descriptor) [pid 4324] close(10) = -1 EBADF (Bad file descriptor) [pid 4324] close(11) = -1 EBADF (Bad file descriptor) [pid 4324] close(12) = -1 EBADF (Bad file descriptor) [pid 4324] close(13) = -1 EBADF (Bad file descriptor) [pid 4324] close(14) = -1 EBADF (Bad file descriptor) [pid 4324] close(15) = -1 EBADF (Bad file descriptor) [pid 4324] close(16) = -1 EBADF (Bad file descriptor) [pid 4324] close(17) = -1 EBADF (Bad file descriptor) [pid 4324] close(18) = -1 EBADF (Bad file descriptor) [pid 4324] close(19) = -1 EBADF (Bad file descriptor) [pid 4324] close(20) = -1 EBADF (Bad file descriptor) [pid 4324] close(21) = -1 EBADF (Bad file descriptor) [pid 4324] close(22) = -1 EBADF (Bad file descriptor) [pid 4324] close(23) = -1 EBADF (Bad file descriptor) [pid 4324] close(24) = -1 EBADF (Bad file descriptor) [pid 4324] close(25) = -1 EBADF (Bad file descriptor) [pid 4324] close(26) = -1 EBADF (Bad file descriptor) [pid 4324] close(27) = -1 EBADF (Bad file descriptor) [pid 4324] close(28) = -1 EBADF (Bad file descriptor) [pid 4324] close(29) = -1 EBADF (Bad file descriptor) [pid 4324] exit_group(0 [pid 4341] <... futex resumed>) = ? [pid 4325] <... ioctl resumed> ) = ? [pid 4324] <... exit_group resumed>) = ? [pid 4341] +++ exited with 0 +++ [pid 4325] +++ exited with 0 +++ [pid 4324] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./29/binderfs") = 0 [pid 3612] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./29/cgroup") = 0 [pid 3612] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./29/cgroup.net") = 0 [pid 3612] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./29/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./29") = 0 [pid 3612] mkdir("./30", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4342 attached [pid 4342] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 86 [pid 4342] <... set_robust_list resumed>) = 0 [pid 4342] chdir("./30") = 0 [pid 4342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4342] setpgid(0, 0) = 0 [pid 4342] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4342] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4342] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4342] write(3, "1000", 4) = 4 [pid 4342] close(3) = 0 [pid 4342] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4342] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4342] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4342] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4343 attached [pid 4343] set_robust_list(0x7fa9c98459e0, 24 [pid 4342] <... clone resumed>, parent_tid=[87], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 87 [pid 4343] <... set_robust_list resumed>) = 0 [pid 4343] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 4342] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4343] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4342] <... futex resumed>) = 0 [pid 4343] <... openat resumed>) = 3 [pid 4343] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4342] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4343] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4343] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4343] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4327] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4327] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4327] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4344 attached [pid 4344] set_robust_list(0x7fa9c98249e0, 24 [pid 4327] <... clone resumed>, parent_tid=[85], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 85 [pid 4344] <... set_robust_list resumed>) = 0 [pid 4327] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4344] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4327] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4344] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4344] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4327] <... futex resumed>) = 0 [pid 4344] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4327] close(3) = 0 [pid 4327] close(4) = -1 EBADF (Bad file descriptor) [pid 4327] close(5) = -1 EBADF (Bad file descriptor) [pid 4327] close(6) = -1 EBADF (Bad file descriptor) [pid 4327] close(7) = -1 EBADF (Bad file descriptor) [pid 4327] close(8) = -1 EBADF (Bad file descriptor) [pid 4327] close(9) = -1 EBADF (Bad file descriptor) [pid 4327] close(10) = -1 EBADF (Bad file descriptor) [pid 4327] close(11) = -1 EBADF (Bad file descriptor) [pid 4327] close(12) = -1 EBADF (Bad file descriptor) [pid 4327] close(13) = -1 EBADF (Bad file descriptor) [pid 4327] close(14) = -1 EBADF (Bad file descriptor) [pid 4327] close(15) = -1 EBADF (Bad file descriptor) [pid 4327] close(16) = -1 EBADF (Bad file descriptor) [pid 4327] close(17) = -1 EBADF (Bad file descriptor) [pid 4327] close(18) = -1 EBADF (Bad file descriptor) [pid 4327] close(19) = -1 EBADF (Bad file descriptor) [pid 4327] close(20) = -1 EBADF (Bad file descriptor) [pid 4327] close(21) = -1 EBADF (Bad file descriptor) [pid 4327] close(22) = -1 EBADF (Bad file descriptor) [pid 4327] close(23) = -1 EBADF (Bad file descriptor) [pid 4327] close(24) = -1 EBADF (Bad file descriptor) [pid 4327] close(25) = -1 EBADF (Bad file descriptor) [pid 4327] close(26) = -1 EBADF (Bad file descriptor) [pid 4327] close(27) = -1 EBADF (Bad file descriptor) [pid 4327] close(28) = -1 EBADF (Bad file descriptor) [pid 4327] close(29) = -1 EBADF (Bad file descriptor) [pid 4327] exit_group(0 [pid 4344] <... futex resumed>) = ? [pid 4328] <... ioctl resumed> ) = ? [pid 4327] <... exit_group resumed>) = ? [pid 4344] +++ exited with 0 +++ [pid 4328] +++ exited with 0 +++ [pid 4327] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./28/binderfs") = 0 [pid 3610] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./28/cgroup") = 0 [pid 3610] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./28/cgroup.net") = 0 [pid 3610] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./28/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./28") = 0 [pid 3610] mkdir("./29", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4345 attached , child_tidptr=0x5555566ee5d0) = 86 [pid 4345] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4345] chdir("./29") = 0 [pid 4345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4345] setpgid(0, 0) = 0 [pid 4345] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4345] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4345] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4345] write(3, "1000", 4) = 4 [pid 4345] close(3) = 0 [pid 4345] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4345] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4345] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4345] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4346 attached , parent_tid=[87], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 87 [pid 4346] set_robust_list(0x7fa9c98459e0, 24 [pid 4345] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4345] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4346] <... set_robust_list resumed>) = 0 [pid 4330] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4330] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4346] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4330] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4346] <... openat resumed>) = 3 [pid 4346] ioctl(3, USB_RAW_IOCTL_INIT [pid 4330] <... mprotect resumed>) = 0 [pid 4346] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4330] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4347 attached [pid 4346] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4347] set_robust_list(0x7fa9c98249e0, 24 [pid 4346] <... ioctl resumed>, 0) = 0 [pid 4330] <... clone resumed>, parent_tid=[85], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 85 [pid 4347] <... set_robust_list resumed>) = 0 [pid 4346] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4330] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4347] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4346] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4330] <... futex resumed>) = 0 [pid 4347] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4346] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4330] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4347] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4347] <... futex resumed>) = 0 [pid 4347] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4330] close(3) = 0 [pid 4330] close(4) = -1 EBADF (Bad file descriptor) [pid 4330] close(5) = -1 EBADF (Bad file descriptor) [pid 4330] close(6) = -1 EBADF (Bad file descriptor) [pid 4330] close(7) = -1 EBADF (Bad file descriptor) [pid 4330] close(8) = -1 EBADF (Bad file descriptor) [pid 4330] close(9) = -1 EBADF (Bad file descriptor) [pid 4330] close(10) = -1 EBADF (Bad file descriptor) [pid 4330] close(11) = -1 EBADF (Bad file descriptor) [pid 4330] close(12) = -1 EBADF (Bad file descriptor) [pid 4330] close(13) = -1 EBADF (Bad file descriptor) [pid 4330] close(14) = -1 EBADF (Bad file descriptor) [pid 4330] close(15) = -1 EBADF (Bad file descriptor) [pid 4330] close(16) = -1 EBADF (Bad file descriptor) [pid 4330] close(17) = -1 EBADF (Bad file descriptor) [pid 4330] close(18) = -1 EBADF (Bad file descriptor) [pid 4330] close(19) = -1 EBADF (Bad file descriptor) [pid 4330] close(20) = -1 EBADF (Bad file descriptor) [pid 4330] close(21) = -1 EBADF (Bad file descriptor) [pid 4330] close(22) = -1 EBADF (Bad file descriptor) [pid 4330] close(23) = -1 EBADF (Bad file descriptor) [pid 4330] close(24) = -1 EBADF (Bad file descriptor) [pid 4330] close(25) = -1 EBADF (Bad file descriptor) [pid 4330] close(26) = -1 EBADF (Bad file descriptor) [pid 4330] close(27) = -1 EBADF (Bad file descriptor) [pid 4330] close(28) = -1 EBADF (Bad file descriptor) [pid 4330] close(29) = -1 EBADF (Bad file descriptor) [pid 4330] exit_group(0 [pid 4347] <... futex resumed>) = ? [pid 4330] <... exit_group resumed>) = ? [pid 4347] +++ exited with 0 +++ [pid 4332] <... ioctl resumed> ) = ? [pid 4332] +++ exited with 0 +++ [pid 4330] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./28/binderfs") = 0 [pid 3614] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./28/cgroup") = 0 [pid 3614] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./28/cgroup.net") = 0 [pid 3614] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./28/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./28") = 0 [pid 3614] mkdir("./29", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4348 attached [pid 4348] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 86 [pid 4348] <... set_robust_list resumed>) = 0 [pid 4348] chdir("./29") = 0 [pid 4348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4348] setpgid(0, 0) = 0 [pid 4348] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4348] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4348] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4348] write(3, "1000", 4) = 4 [pid 4348] close(3) = 0 [pid 4348] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4348] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4348] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4348] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4348] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4349 attached [pid 4349] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4349] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4348] <... clone resumed>, parent_tid=[87], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 87 [pid 4348] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4349] <... futex resumed>) = 0 [pid 4348] <... futex resumed>) = 1 [pid 4349] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4348] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4349] <... openat resumed>) = 3 [pid 4333] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4349] ioctl(3, USB_RAW_IOCTL_INIT [pid 4333] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4349] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4333] <... futex resumed>) = 0 [pid 4349] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4349] <... ioctl resumed>, 0) = 0 [pid 4349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4333] <... mmap resumed>) = 0x7fa9c9804000 [pid 4349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4333] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4333] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4350 attached [pid 4350] set_robust_list(0x7fa9c98249e0, 24 [pid 4333] <... clone resumed>, parent_tid=[86], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 86 [pid 4350] <... set_robust_list resumed>) = 0 [pid 4333] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4350] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4333] <... futex resumed>) = 0 [pid 4350] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4333] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4350] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4350] <... futex resumed>) = 0 [pid 4350] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4333] close(3) = 0 [pid 4333] close(4) = -1 EBADF (Bad file descriptor) [pid 4333] close(5) = -1 EBADF (Bad file descriptor) [pid 4333] close(6) = -1 EBADF (Bad file descriptor) [pid 4333] close(7) = -1 EBADF (Bad file descriptor) [pid 4333] close(8) = -1 EBADF (Bad file descriptor) [pid 4333] close(9) = -1 EBADF (Bad file descriptor) [pid 4333] close(10) = -1 EBADF (Bad file descriptor) [pid 4333] close(11) = -1 EBADF (Bad file descriptor) [pid 4333] close(12) = -1 EBADF (Bad file descriptor) [pid 4333] close(13) = -1 EBADF (Bad file descriptor) [pid 4333] close(14) = -1 EBADF (Bad file descriptor) [pid 4333] close(15) = -1 EBADF (Bad file descriptor) [pid 4333] close(16) = -1 EBADF (Bad file descriptor) [pid 4333] close(17) = -1 EBADF (Bad file descriptor) [pid 4333] close(18) = -1 EBADF (Bad file descriptor) [pid 4333] close(19) = -1 EBADF (Bad file descriptor) [pid 4333] close(20) = -1 EBADF (Bad file descriptor) [pid 4333] close(21) = -1 EBADF (Bad file descriptor) [pid 4333] close(22) = -1 EBADF (Bad file descriptor) [pid 4333] close(23) = -1 EBADF (Bad file descriptor) [pid 4333] close(24) = -1 EBADF (Bad file descriptor) [pid 4333] close(25) = -1 EBADF (Bad file descriptor) [pid 4333] close(26) = -1 EBADF (Bad file descriptor) [pid 4333] close(27) = -1 EBADF (Bad file descriptor) [pid 4333] close(28) = -1 EBADF (Bad file descriptor) [pid 4333] close(29) = -1 EBADF (Bad file descriptor) [pid 4333] exit_group(0 [pid 4350] <... futex resumed>) = ? [pid 4333] <... exit_group resumed>) = ? [pid 4350] +++ exited with 0 +++ [pid 4334] <... ioctl resumed> ) = ? [pid 4334] +++ exited with 0 +++ [pid 4333] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./29/binderfs") = 0 [pid 3611] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./29/cgroup") = 0 [pid 3611] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./29/cgroup.net") = 0 [pid 3611] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./29/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./29") = 0 [pid 3611] mkdir("./30", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4351 attached [pid 4351] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 87 [pid 4351] <... set_robust_list resumed>) = 0 [pid 4351] chdir("./30") = 0 [pid 4351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4351] setpgid(0, 0) = 0 [pid 4351] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4351] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4351] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4351] write(3, "1000", 4) = 4 [pid 4351] close(3) = 0 [pid 4351] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4351] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4351] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4351] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4352 attached [pid 4352] set_robust_list(0x7fa9c98459e0, 24 [pid 4351] <... clone resumed>, parent_tid=[88], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 88 [pid 4352] <... set_robust_list resumed>) = 0 [pid 4351] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4352] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4351] <... futex resumed>) = 0 [pid 4352] <... openat resumed>) = 3 [pid 4352] ioctl(3, USB_RAW_IOCTL_INIT [pid 4351] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4352] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4352] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4336] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4352] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4336] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4352] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4336] <... futex resumed>) = 0 [pid 4352] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4336] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4336] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4336] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4353 attached [pid 4353] set_robust_list(0x7fa9c98249e0, 24 [pid 4336] <... clone resumed>, parent_tid=[89], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 89 [pid 4353] <... set_robust_list resumed>) = 0 [pid 4336] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4353] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4336] <... futex resumed>) = 0 [pid 4353] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4336] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4353] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4353] <... futex resumed>) = 0 [pid 4353] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4336] close(3) = 0 [pid 4336] close(4) = -1 EBADF (Bad file descriptor) [pid 4336] close(5) = -1 EBADF (Bad file descriptor) [pid 4336] close(6) = -1 EBADF (Bad file descriptor) [pid 4336] close(7) = -1 EBADF (Bad file descriptor) [pid 4336] close(8) = -1 EBADF (Bad file descriptor) [pid 4336] close(9) = -1 EBADF (Bad file descriptor) [pid 4336] close(10) = -1 EBADF (Bad file descriptor) [pid 4336] close(11) = -1 EBADF (Bad file descriptor) [pid 4336] close(12) = -1 EBADF (Bad file descriptor) [pid 4336] close(13) = -1 EBADF (Bad file descriptor) [pid 4336] close(14) = -1 EBADF (Bad file descriptor) [pid 4336] close(15) = -1 EBADF (Bad file descriptor) [pid 4336] close(16) = -1 EBADF (Bad file descriptor) [pid 4336] close(17) = -1 EBADF (Bad file descriptor) [pid 4336] close(18) = -1 EBADF (Bad file descriptor) [pid 4336] close(19) = -1 EBADF (Bad file descriptor) [pid 4336] close(20) = -1 EBADF (Bad file descriptor) [pid 4336] close(21) = -1 EBADF (Bad file descriptor) [pid 4336] close(22) = -1 EBADF (Bad file descriptor) [pid 4336] close(23) = -1 EBADF (Bad file descriptor) [pid 4336] close(24) = -1 EBADF (Bad file descriptor) [pid 4336] close(25) = -1 EBADF (Bad file descriptor) [pid 4336] close(26) = -1 EBADF (Bad file descriptor) [pid 4336] close(27) = -1 EBADF (Bad file descriptor) [pid 4336] close(28) = -1 EBADF (Bad file descriptor) [pid 4336] close(29) = -1 EBADF (Bad file descriptor) [pid 4336] exit_group(0 [pid 4353] <... futex resumed>) = ? [pid 4336] <... exit_group resumed>) = ? [pid 4353] +++ exited with 0 +++ [pid 4337] <... ioctl resumed> ) = ? [pid 4337] +++ exited with 0 +++ [pid 4336] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./31/binderfs") = 0 [pid 3613] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./31/cgroup") = 0 [pid 3613] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./31/cgroup.net") = 0 [pid 3613] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./31/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./31") = 0 [pid 3613] mkdir("./32", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4354 attached , child_tidptr=0x5555566ee5d0) = 90 [pid 4354] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4354] chdir("./32") = 0 [pid 4354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4354] setpgid(0, 0) = 0 [pid 4354] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4354] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4354] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4354] write(3, "1000", 4) = 4 [pid 4354] close(3) = 0 [pid 4354] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4354] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4354] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4354] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4354] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4355 attached [pid 4355] set_robust_list(0x7fa9c98459e0, 24 [pid 4354] <... clone resumed>, parent_tid=[91], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 91 [pid 4355] <... set_robust_list resumed>) = 0 [pid 4354] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4355] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4354] <... futex resumed>) = 0 [pid 4355] <... openat resumed>) = 3 [pid 4354] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4355] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4355] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4355] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4355] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4339] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4339] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4339] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4339] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4356 attached [pid 4356] set_robust_list(0x7fa9c98249e0, 24 [pid 4339] <... clone resumed>, parent_tid=[89], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 89 [pid 4339] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4339] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4356] <... set_robust_list resumed>) = 0 [pid 4356] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4356] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4339] <... futex resumed>) = 0 [pid 4356] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4339] close(3) = 0 [pid 4339] close(4) = -1 EBADF (Bad file descriptor) [pid 4339] close(5) = -1 EBADF (Bad file descriptor) [pid 4339] close(6) = -1 EBADF (Bad file descriptor) [pid 4339] close(7) = -1 EBADF (Bad file descriptor) [pid 4339] close(8) = -1 EBADF (Bad file descriptor) [pid 4339] close(9) = -1 EBADF (Bad file descriptor) [pid 4339] close(10) = -1 EBADF (Bad file descriptor) [pid 4339] close(11) = -1 EBADF (Bad file descriptor) [pid 4339] close(12) = -1 EBADF (Bad file descriptor) [pid 4339] close(13) = -1 EBADF (Bad file descriptor) [pid 4339] close(14) = -1 EBADF (Bad file descriptor) [pid 4339] close(15) = -1 EBADF (Bad file descriptor) [pid 4339] close(16) = -1 EBADF (Bad file descriptor) [pid 4339] close(17) = -1 EBADF (Bad file descriptor) [pid 4339] close(18) = -1 EBADF (Bad file descriptor) [pid 4339] close(19) = -1 EBADF (Bad file descriptor) [pid 4339] close(20) = -1 EBADF (Bad file descriptor) [pid 4339] close(21) = -1 EBADF (Bad file descriptor) [pid 4339] close(22) = -1 EBADF (Bad file descriptor) [pid 4339] close(23) = -1 EBADF (Bad file descriptor) [pid 4339] close(24) = -1 EBADF (Bad file descriptor) [pid 4339] close(25) = -1 EBADF (Bad file descriptor) [pid 4339] close(26) = -1 EBADF (Bad file descriptor) [pid 4339] close(27) = -1 EBADF (Bad file descriptor) [pid 4339] close(28) = -1 EBADF (Bad file descriptor) [pid 4339] close(29) = -1 EBADF (Bad file descriptor) [pid 4339] exit_group(0 [pid 4356] <... futex resumed>) = ? [pid 4339] <... exit_group resumed>) = ? [pid 4356] +++ exited with 0 +++ [pid 4340] <... ioctl resumed> ) = ? [pid 4340] +++ exited with 0 +++ [pid 4339] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./30/binderfs") = 0 [pid 3615] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./30/cgroup") = 0 [pid 3615] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./30/cgroup.net") = 0 [pid 3615] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./30/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./30") = 0 [pid 3615] mkdir("./31", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4357 attached , child_tidptr=0x5555566ee5d0) = 90 [pid 4357] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4357] chdir("./31") = 0 [pid 4357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4357] setpgid(0, 0) = 0 [pid 4357] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4357] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4357] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4357] write(3, "1000", 4) = 4 [pid 4357] close(3) = 0 [pid 4357] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4357] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4357] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4357] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4357] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4358 attached [pid 4358] set_robust_list(0x7fa9c98459e0, 24 [pid 4357] <... clone resumed>, parent_tid=[91], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 91 [pid 4358] <... set_robust_list resumed>) = 0 [pid 4358] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4357] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4358] <... openat resumed>) = 3 [pid 4358] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4357] <... futex resumed>) = 0 [pid 4358] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4357] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4358] <... ioctl resumed>, 0) = 0 [pid 4358] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4358] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4342] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4342] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4342] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4359 attached [pid 4359] set_robust_list(0x7fa9c98249e0, 24 [pid 4342] <... clone resumed>, parent_tid=[88], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 88 [pid 4359] <... set_robust_list resumed>) = 0 [pid 4342] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4359] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4342] <... futex resumed>) = 0 [pid 4359] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4342] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4359] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4359] <... futex resumed>) = 0 [pid 4359] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4342] close(3) = 0 [pid 4342] close(4) = -1 EBADF (Bad file descriptor) [pid 4342] close(5) = -1 EBADF (Bad file descriptor) [pid 4342] close(6) = -1 EBADF (Bad file descriptor) [pid 4342] close(7) = -1 EBADF (Bad file descriptor) [pid 4342] close(8) = -1 EBADF (Bad file descriptor) [pid 4342] close(9) = -1 EBADF (Bad file descriptor) [pid 4342] close(10) = -1 EBADF (Bad file descriptor) [pid 4342] close(11) = -1 EBADF (Bad file descriptor) [pid 4342] close(12) = -1 EBADF (Bad file descriptor) [pid 4342] close(13) = -1 EBADF (Bad file descriptor) [pid 4342] close(14) = -1 EBADF (Bad file descriptor) [pid 4342] close(15) = -1 EBADF (Bad file descriptor) [pid 4342] close(16) = -1 EBADF (Bad file descriptor) [pid 4342] close(17) = -1 EBADF (Bad file descriptor) [pid 4342] close(18) = -1 EBADF (Bad file descriptor) [pid 4342] close(19) = -1 EBADF (Bad file descriptor) [pid 4342] close(20) = -1 EBADF (Bad file descriptor) [pid 4342] close(21) = -1 EBADF (Bad file descriptor) [pid 4342] close(22) = -1 EBADF (Bad file descriptor) [pid 4342] close(23) = -1 EBADF (Bad file descriptor) [pid 4342] close(24) = -1 EBADF (Bad file descriptor) [pid 4342] close(25) = -1 EBADF (Bad file descriptor) [pid 4342] close(26) = -1 EBADF (Bad file descriptor) [pid 4342] close(27) = -1 EBADF (Bad file descriptor) [pid 4342] close(28) = -1 EBADF (Bad file descriptor) [pid 4342] close(29) = -1 EBADF (Bad file descriptor) [pid 4342] exit_group(0 [pid 4359] <... futex resumed>) = ? [pid 4343] <... ioctl resumed> ) = ? [pid 4342] <... exit_group resumed>) = ? [pid 4359] +++ exited with 0 +++ [pid 4343] +++ exited with 0 +++ [pid 4342] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./30/binderfs") = 0 [pid 3612] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./30/cgroup") = 0 [pid 3612] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./30/cgroup.net") = 0 [pid 3612] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./30/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./30") = 0 [pid 3612] mkdir("./31", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4360 attached [pid 4360] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 89 [pid 4360] <... set_robust_list resumed>) = 0 [pid 4360] chdir("./31") = 0 [pid 4360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4360] setpgid(0, 0) = 0 [pid 4360] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4360] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4360] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4360] write(3, "1000", 4) = 4 [pid 4360] close(3) = 0 [pid 4360] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4360] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4360] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4360] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4360] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4361 attached [pid 4361] set_robust_list(0x7fa9c98459e0, 24 [pid 4360] <... clone resumed>, parent_tid=[90], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 90 [pid 4361] <... set_robust_list resumed>) = 0 [pid 4360] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4361] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4360] <... futex resumed>) = 0 [pid 4361] <... openat resumed>) = 3 [pid 4360] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4361] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4361] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4361] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4361] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4345] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4345] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4345] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4345] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4362 attached [pid 4362] set_robust_list(0x7fa9c98249e0, 24 [pid 4345] <... clone resumed>, parent_tid=[88], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 88 [pid 4362] <... set_robust_list resumed>) = 0 [pid 4345] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4362] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4345] <... futex resumed>) = 0 [pid 4362] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4345] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4362] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4362] <... futex resumed>) = 0 [pid 4362] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4345] close(3) = 0 [pid 4345] close(4) = -1 EBADF (Bad file descriptor) [pid 4345] close(5) = -1 EBADF (Bad file descriptor) [pid 4345] close(6) = -1 EBADF (Bad file descriptor) [pid 4345] close(7) = -1 EBADF (Bad file descriptor) [pid 4345] close(8) = -1 EBADF (Bad file descriptor) [pid 4345] close(9) = -1 EBADF (Bad file descriptor) [pid 4345] close(10) = -1 EBADF (Bad file descriptor) [pid 4345] close(11) = -1 EBADF (Bad file descriptor) [pid 4345] close(12) = -1 EBADF (Bad file descriptor) [pid 4345] close(13) = -1 EBADF (Bad file descriptor) [pid 4345] close(14) = -1 EBADF (Bad file descriptor) [pid 4345] close(15) = -1 EBADF (Bad file descriptor) [pid 4345] close(16) = -1 EBADF (Bad file descriptor) [pid 4345] close(17) = -1 EBADF (Bad file descriptor) [pid 4345] close(18) = -1 EBADF (Bad file descriptor) [pid 4345] close(19) = -1 EBADF (Bad file descriptor) [pid 4345] close(20) = -1 EBADF (Bad file descriptor) [pid 4345] close(21) = -1 EBADF (Bad file descriptor) [pid 4345] close(22) = -1 EBADF (Bad file descriptor) [pid 4345] close(23) = -1 EBADF (Bad file descriptor) [pid 4345] close(24) = -1 EBADF (Bad file descriptor) [pid 4345] close(25) = -1 EBADF (Bad file descriptor) [pid 4345] close(26) = -1 EBADF (Bad file descriptor) [pid 4345] close(27) = -1 EBADF (Bad file descriptor) [pid 4345] close(28) = -1 EBADF (Bad file descriptor) [pid 4345] close(29) = -1 EBADF (Bad file descriptor) [pid 4345] exit_group(0 [pid 4362] <... futex resumed>) = ? [pid 4346] <... ioctl resumed> ) = ? [pid 4345] <... exit_group resumed>) = ? [pid 4346] +++ exited with 0 +++ [pid 4362] +++ exited with 0 +++ [pid 4345] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./29/binderfs") = 0 [pid 3610] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./29/cgroup") = 0 [pid 3610] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./29/cgroup.net") = 0 [pid 3610] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./29/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./29") = 0 [pid 3610] mkdir("./30", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4363 attached [pid 4363] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 89 [pid 4363] <... set_robust_list resumed>) = 0 [pid 4363] chdir("./30") = 0 [pid 4363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4363] setpgid(0, 0) = 0 [pid 4363] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4363] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4363] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4363] write(3, "1000", 4) = 4 [pid 4363] close(3) = 0 [pid 4363] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4363] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4363] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4363] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4363] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4364 attached , parent_tid=[90], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 90 [pid 4364] set_robust_list(0x7fa9c98459e0, 24 [pid 4363] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4364] <... set_robust_list resumed>) = 0 [pid 4363] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4364] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4364] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4364] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4348] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4348] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4348] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4348] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4365 attached [pid 4365] set_robust_list(0x7fa9c98249e0, 24 [pid 4348] <... clone resumed>, parent_tid=[88], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 88 [pid 4365] <... set_robust_list resumed>) = 0 [pid 4348] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4365] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4348] <... futex resumed>) = 0 [pid 4365] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4348] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4365] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4365] <... futex resumed>) = 0 [pid 4365] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4348] close(3) = 0 [pid 4348] close(4) = -1 EBADF (Bad file descriptor) [pid 4348] close(5) = -1 EBADF (Bad file descriptor) [pid 4348] close(6) = -1 EBADF (Bad file descriptor) [pid 4348] close(7) = -1 EBADF (Bad file descriptor) [pid 4348] close(8) = -1 EBADF (Bad file descriptor) [pid 4348] close(9) = -1 EBADF (Bad file descriptor) [pid 4348] close(10) = -1 EBADF (Bad file descriptor) [pid 4348] close(11) = -1 EBADF (Bad file descriptor) [pid 4348] close(12) = -1 EBADF (Bad file descriptor) [pid 4348] close(13) = -1 EBADF (Bad file descriptor) [pid 4348] close(14) = -1 EBADF (Bad file descriptor) [pid 4348] close(15) = -1 EBADF (Bad file descriptor) [pid 4348] close(16) = -1 EBADF (Bad file descriptor) [pid 4348] close(17) = -1 EBADF (Bad file descriptor) [pid 4348] close(18) = -1 EBADF (Bad file descriptor) [pid 4348] close(19) = -1 EBADF (Bad file descriptor) [pid 4348] close(20) = -1 EBADF (Bad file descriptor) [pid 4348] close(21) = -1 EBADF (Bad file descriptor) [pid 4348] close(22) = -1 EBADF (Bad file descriptor) [pid 4348] close(23) = -1 EBADF (Bad file descriptor) [pid 4348] close(24) = -1 EBADF (Bad file descriptor) [pid 4348] close(25) = -1 EBADF (Bad file descriptor) [pid 4348] close(26) = -1 EBADF (Bad file descriptor) [pid 4348] close(27) = -1 EBADF (Bad file descriptor) [pid 4348] close(28) = -1 EBADF (Bad file descriptor) [pid 4348] close(29) = -1 EBADF (Bad file descriptor) [pid 4348] exit_group(0 [pid 4365] <... futex resumed>) = ? [pid 4349] <... ioctl resumed> ) = ? [pid 4348] <... exit_group resumed>) = ? [pid 4365] +++ exited with 0 +++ [pid 4349] +++ exited with 0 +++ [pid 4348] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./29/binderfs") = 0 [pid 3614] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./29/cgroup") = 0 [pid 3614] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./29/cgroup.net") = 0 [pid 3614] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./29/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./29") = 0 [pid 3614] mkdir("./30", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4366 attached , child_tidptr=0x5555566ee5d0) = 89 [pid 4366] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4366] chdir("./30") = 0 [pid 4366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4366] setpgid(0, 0) = 0 [pid 4366] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4366] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4366] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4366] write(3, "1000", 4) = 4 [pid 4366] close(3) = 0 [pid 4366] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4366] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4366] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4366] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4366] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4367 attached [pid 4367] set_robust_list(0x7fa9c98459e0, 24 [pid 4366] <... clone resumed>, parent_tid=[90], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 90 [pid 4367] <... set_robust_list resumed>) = 0 [pid 4366] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4367] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4366] <... futex resumed>) = 0 [pid 4367] <... openat resumed>) = 3 [pid 4366] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4367] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4367] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4351] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4351] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4351] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4351] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4368 attached [pid 4368] set_robust_list(0x7fa9c98249e0, 24 [pid 4351] <... clone resumed>, parent_tid=[89], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 89 [pid 4368] <... set_robust_list resumed>) = 0 [pid 4351] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4368] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4351] <... futex resumed>) = 0 [pid 4368] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4351] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4368] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4368] <... futex resumed>) = 0 [pid 4368] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4351] close(3) = 0 [pid 4351] close(4) = -1 EBADF (Bad file descriptor) [pid 4351] close(5) = -1 EBADF (Bad file descriptor) [pid 4351] close(6) = -1 EBADF (Bad file descriptor) [pid 4351] close(7) = -1 EBADF (Bad file descriptor) [pid 4351] close(8) = -1 EBADF (Bad file descriptor) [pid 4351] close(9) = -1 EBADF (Bad file descriptor) [pid 4351] close(10) = -1 EBADF (Bad file descriptor) [pid 4351] close(11) = -1 EBADF (Bad file descriptor) [pid 4351] close(12) = -1 EBADF (Bad file descriptor) [pid 4351] close(13) = -1 EBADF (Bad file descriptor) [pid 4351] close(14) = -1 EBADF (Bad file descriptor) [pid 4351] close(15) = -1 EBADF (Bad file descriptor) [pid 4351] close(16) = -1 EBADF (Bad file descriptor) [pid 4351] close(17) = -1 EBADF (Bad file descriptor) [pid 4351] close(18) = -1 EBADF (Bad file descriptor) [pid 4351] close(19) = -1 EBADF (Bad file descriptor) [pid 4351] close(20) = -1 EBADF (Bad file descriptor) [pid 4351] close(21) = -1 EBADF (Bad file descriptor) [pid 4351] close(22) = -1 EBADF (Bad file descriptor) [pid 4351] close(23) = -1 EBADF (Bad file descriptor) [pid 4351] close(24) = -1 EBADF (Bad file descriptor) [pid 4351] close(25) = -1 EBADF (Bad file descriptor) [pid 4351] close(26) = -1 EBADF (Bad file descriptor) [pid 4351] close(27) = -1 EBADF (Bad file descriptor) [pid 4351] close(28) = -1 EBADF (Bad file descriptor) [pid 4351] close(29) = -1 EBADF (Bad file descriptor) [pid 4351] exit_group(0 [pid 4368] <... futex resumed>) = ? [pid 4352] <... ioctl resumed> ) = ? [pid 4351] <... exit_group resumed>) = ? [pid 4368] +++ exited with 0 +++ [pid 4352] +++ exited with 0 +++ [pid 4351] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./30/binderfs") = 0 [pid 3611] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./30/cgroup") = 0 [pid 3611] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./30/cgroup.net") = 0 [pid 3611] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./30/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./30") = 0 [pid 3611] mkdir("./31", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4369 attached , child_tidptr=0x5555566ee5d0) = 90 [pid 4369] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4369] chdir("./31") = 0 [pid 4369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4369] setpgid(0, 0) = 0 [pid 4369] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4369] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4369] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4369] write(3, "1000", 4) = 4 [pid 4369] close(3) = 0 [pid 4369] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4369] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4369] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4369] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4369] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4370 attached [pid 4370] set_robust_list(0x7fa9c98459e0, 24 [pid 4369] <... clone resumed>, parent_tid=[91], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 91 [pid 4370] <... set_robust_list resumed>) = 0 [pid 4369] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4370] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4369] <... futex resumed>) = 0 [pid 4370] <... openat resumed>) = 3 [pid 4369] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4370] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4370] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4354] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4354] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4354] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4354] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4354] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4371 attached [pid 4371] set_robust_list(0x7fa9c98249e0, 24 [pid 4354] <... clone resumed>, parent_tid=[92], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 92 [pid 4371] <... set_robust_list resumed>) = 0 [pid 4354] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4371] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4354] <... futex resumed>) = 0 [pid 4371] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4354] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4371] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4371] <... futex resumed>) = 0 [pid 4371] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4354] close(3) = 0 [pid 4354] close(4) = -1 EBADF (Bad file descriptor) [pid 4354] close(5) = -1 EBADF (Bad file descriptor) [pid 4354] close(6) = -1 EBADF (Bad file descriptor) [pid 4354] close(7) = -1 EBADF (Bad file descriptor) [pid 4354] close(8) = -1 EBADF (Bad file descriptor) [pid 4354] close(9) = -1 EBADF (Bad file descriptor) [pid 4354] close(10) = -1 EBADF (Bad file descriptor) [pid 4354] close(11) = -1 EBADF (Bad file descriptor) [pid 4354] close(12) = -1 EBADF (Bad file descriptor) [pid 4354] close(13) = -1 EBADF (Bad file descriptor) [pid 4354] close(14) = -1 EBADF (Bad file descriptor) [pid 4354] close(15) = -1 EBADF (Bad file descriptor) [pid 4354] close(16) = -1 EBADF (Bad file descriptor) [pid 4354] close(17) = -1 EBADF (Bad file descriptor) [pid 4354] close(18) = -1 EBADF (Bad file descriptor) [pid 4354] close(19) = -1 EBADF (Bad file descriptor) [pid 4354] close(20) = -1 EBADF (Bad file descriptor) [pid 4354] close(21) = -1 EBADF (Bad file descriptor) [pid 4354] close(22) = -1 EBADF (Bad file descriptor) [pid 4354] close(23) = -1 EBADF (Bad file descriptor) [pid 4354] close(24) = -1 EBADF (Bad file descriptor) [pid 4354] close(25) = -1 EBADF (Bad file descriptor) [pid 4354] close(26) = -1 EBADF (Bad file descriptor) [pid 4354] close(27) = -1 EBADF (Bad file descriptor) [pid 4354] close(28) = -1 EBADF (Bad file descriptor) [pid 4354] close(29) = -1 EBADF (Bad file descriptor) [pid 4354] exit_group(0 [pid 4371] <... futex resumed>) = ? [pid 4355] <... ioctl resumed> ) = ? [pid 4354] <... exit_group resumed>) = ? [pid 4371] +++ exited with 0 +++ [pid 4355] +++ exited with 0 +++ [pid 4354] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./32/binderfs") = 0 [pid 3613] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./32/cgroup") = 0 [pid 3613] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./32/cgroup.net") = 0 [pid 3613] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./32/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./32") = 0 [pid 3613] mkdir("./33", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4372 attached [pid 4372] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 93 [pid 4372] <... set_robust_list resumed>) = 0 [pid 4372] chdir("./33") = 0 [pid 4372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4372] setpgid(0, 0) = 0 [pid 4372] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4372] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4372] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4372] write(3, "1000", 4) = 4 [pid 4372] close(3) = 0 [pid 4372] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4372] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4372] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4372] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4372] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4373 attached [pid 4373] set_robust_list(0x7fa9c98459e0, 24 [pid 4372] <... clone resumed>, parent_tid=[94], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 94 [pid 4373] <... set_robust_list resumed>) = 0 [pid 4372] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4373] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4372] <... futex resumed>) = 0 [pid 4373] <... openat resumed>) = 3 [pid 4372] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4373] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4373] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4373] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4373] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4357] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4357] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4357] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4357] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4374 attached , parent_tid=[92], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 92 [pid 4357] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4374] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4357] <... futex resumed>) = 0 [pid 4374] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4357] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4374] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4374] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4357] <... futex resumed>) = 0 [pid 4374] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4357] close(3) = 0 [pid 4357] close(4) = -1 EBADF (Bad file descriptor) [pid 4357] close(5) = -1 EBADF (Bad file descriptor) [pid 4357] close(6) = -1 EBADF (Bad file descriptor) [pid 4357] close(7) = -1 EBADF (Bad file descriptor) [pid 4357] close(8) = -1 EBADF (Bad file descriptor) [pid 4357] close(9) = -1 EBADF (Bad file descriptor) [pid 4357] close(10) = -1 EBADF (Bad file descriptor) [pid 4357] close(11) = -1 EBADF (Bad file descriptor) [pid 4357] close(12) = -1 EBADF (Bad file descriptor) [pid 4357] close(13) = -1 EBADF (Bad file descriptor) [pid 4357] close(14) = -1 EBADF (Bad file descriptor) [pid 4357] close(15) = -1 EBADF (Bad file descriptor) [pid 4357] close(16) = -1 EBADF (Bad file descriptor) [pid 4357] close(17) = -1 EBADF (Bad file descriptor) [pid 4357] close(18) = -1 EBADF (Bad file descriptor) [pid 4357] close(19) = -1 EBADF (Bad file descriptor) [pid 4357] close(20) = -1 EBADF (Bad file descriptor) [pid 4357] close(21) = -1 EBADF (Bad file descriptor) [pid 4357] close(22) = -1 EBADF (Bad file descriptor) [pid 4357] close(23) = -1 EBADF (Bad file descriptor) [pid 4357] close(24) = -1 EBADF (Bad file descriptor) [pid 4357] close(25) = -1 EBADF (Bad file descriptor) [pid 4357] close(26) = -1 EBADF (Bad file descriptor) [pid 4357] close(27) = -1 EBADF (Bad file descriptor) [pid 4357] close(28) = -1 EBADF (Bad file descriptor) [pid 4357] close(29) = -1 EBADF (Bad file descriptor) [pid 4357] exit_group(0 [pid 4374] <... futex resumed>) = ? [pid 4358] <... ioctl resumed> ) = ? [pid 4357] <... exit_group resumed>) = ? [pid 4374] +++ exited with 0 +++ [pid 4358] +++ exited with 0 +++ [pid 4357] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./31/binderfs") = 0 [pid 3615] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./31/cgroup") = 0 [pid 3615] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./31/cgroup.net") = 0 [pid 3615] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./31/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./31") = 0 [pid 3615] mkdir("./32", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4375 attached , child_tidptr=0x5555566ee5d0) = 93 [pid 4375] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4375] chdir("./32") = 0 [pid 4375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4375] setpgid(0, 0) = 0 [pid 4375] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4375] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4375] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4375] write(3, "1000", 4) = 4 [pid 4375] close(3) = 0 [pid 4375] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4375] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4375] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4375] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4375] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4376 attached [pid 4376] set_robust_list(0x7fa9c98459e0, 24 [pid 4375] <... clone resumed>, parent_tid=[94], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 94 [pid 4376] <... set_robust_list resumed>) = 0 [pid 4375] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4376] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4375] <... futex resumed>) = 0 [pid 4376] <... openat resumed>) = 3 [pid 4375] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4376] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4376] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4376] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4376] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4360] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4360] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4360] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4360] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4360] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4377 attached , parent_tid=[91], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 91 [pid 4377] set_robust_list(0x7fa9c98249e0, 24 [pid 4360] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4377] <... set_robust_list resumed>) = 0 [pid 4360] <... futex resumed>) = 0 [pid 4377] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4360] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4377] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4377] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4360] <... futex resumed>) = 0 [pid 4377] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4360] close(3) = 0 [pid 4360] close(4) = -1 EBADF (Bad file descriptor) [pid 4360] close(5) = -1 EBADF (Bad file descriptor) [pid 4360] close(6) = -1 EBADF (Bad file descriptor) [pid 4360] close(7) = -1 EBADF (Bad file descriptor) [pid 4360] close(8) = -1 EBADF (Bad file descriptor) [pid 4360] close(9) = -1 EBADF (Bad file descriptor) [pid 4360] close(10) = -1 EBADF (Bad file descriptor) [pid 4360] close(11) = -1 EBADF (Bad file descriptor) [pid 4360] close(12) = -1 EBADF (Bad file descriptor) [pid 4360] close(13) = -1 EBADF (Bad file descriptor) [pid 4360] close(14) = -1 EBADF (Bad file descriptor) [pid 4360] close(15) = -1 EBADF (Bad file descriptor) [pid 4360] close(16) = -1 EBADF (Bad file descriptor) [pid 4360] close(17) = -1 EBADF (Bad file descriptor) [pid 4360] close(18) = -1 EBADF (Bad file descriptor) [pid 4360] close(19) = -1 EBADF (Bad file descriptor) [pid 4360] close(20) = -1 EBADF (Bad file descriptor) [pid 4360] close(21) = -1 EBADF (Bad file descriptor) [pid 4360] close(22) = -1 EBADF (Bad file descriptor) [pid 4360] close(23) = -1 EBADF (Bad file descriptor) [pid 4360] close(24) = -1 EBADF (Bad file descriptor) [pid 4360] close(25) = -1 EBADF (Bad file descriptor) [pid 4360] close(26) = -1 EBADF (Bad file descriptor) [pid 4360] close(27) = -1 EBADF (Bad file descriptor) [pid 4360] close(28) = -1 EBADF (Bad file descriptor) [pid 4360] close(29) = -1 EBADF (Bad file descriptor) [pid 4360] exit_group(0 [pid 4377] <... futex resumed>) = ? [pid 4361] <... ioctl resumed> ) = ? [pid 4360] <... exit_group resumed>) = ? [pid 4377] +++ exited with 0 +++ [pid 4361] +++ exited with 0 +++ [pid 4360] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3612] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./31/binderfs") = 0 [pid 3612] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./31/cgroup") = 0 [pid 3612] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./31/cgroup.net") = 0 [pid 3612] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./31/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./31") = 0 [pid 3612] mkdir("./32", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4378 attached [pid 4378] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 92 [pid 4378] <... set_robust_list resumed>) = 0 [pid 4378] chdir("./32") = 0 [pid 4378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4378] setpgid(0, 0) = 0 [pid 4378] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4378] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4378] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4378] write(3, "1000", 4) = 4 [pid 4378] close(3) = 0 [pid 4378] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4378] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4378] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4378] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4378] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4379 attached [pid 4379] set_robust_list(0x7fa9c98459e0, 24 [pid 4378] <... clone resumed>, parent_tid=[93], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 93 [pid 4379] <... set_robust_list resumed>) = 0 [pid 4378] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4379] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4378] <... futex resumed>) = 0 [pid 4379] <... openat resumed>) = 3 [pid 4378] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4379] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4379] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4379] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4379] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4363] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4363] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4363] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4363] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4380 attached [pid 4380] set_robust_list(0x7fa9c98249e0, 24 [pid 4363] <... clone resumed>, parent_tid=[91], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 91 [pid 4380] <... set_robust_list resumed>) = 0 [pid 4380] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4363] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4380] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4363] <... futex resumed>) = 0 [pid 4380] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4363] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4380] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4380] <... futex resumed>) = 0 [pid 4380] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4363] close(3) = 0 [pid 4363] close(4) = -1 EBADF (Bad file descriptor) [pid 4363] close(5) = -1 EBADF (Bad file descriptor) [pid 4363] close(6) = -1 EBADF (Bad file descriptor) [pid 4363] close(7) = -1 EBADF (Bad file descriptor) [pid 4363] close(8) = -1 EBADF (Bad file descriptor) [pid 4363] close(9) = -1 EBADF (Bad file descriptor) [pid 4363] close(10) = -1 EBADF (Bad file descriptor) [pid 4363] close(11) = -1 EBADF (Bad file descriptor) [pid 4363] close(12) = -1 EBADF (Bad file descriptor) [pid 4363] close(13) = -1 EBADF (Bad file descriptor) [pid 4363] close(14) = -1 EBADF (Bad file descriptor) [pid 4363] close(15) = -1 EBADF (Bad file descriptor) [pid 4363] close(16) = -1 EBADF (Bad file descriptor) [pid 4363] close(17) = -1 EBADF (Bad file descriptor) [pid 4363] close(18) = -1 EBADF (Bad file descriptor) [pid 4363] close(19) = -1 EBADF (Bad file descriptor) [pid 4363] close(20) = -1 EBADF (Bad file descriptor) [pid 4363] close(21) = -1 EBADF (Bad file descriptor) [pid 4363] close(22) = -1 EBADF (Bad file descriptor) [pid 4363] close(23) = -1 EBADF (Bad file descriptor) [pid 4363] close(24) = -1 EBADF (Bad file descriptor) [pid 4363] close(25) = -1 EBADF (Bad file descriptor) [pid 4363] close(26) = -1 EBADF (Bad file descriptor) [pid 4363] close(27) = -1 EBADF (Bad file descriptor) [pid 4363] close(28) = -1 EBADF (Bad file descriptor) [pid 4363] close(29) = -1 EBADF (Bad file descriptor) [pid 4363] exit_group(0 [pid 4380] <... futex resumed>) = ? [pid 4364] <... ioctl resumed> ) = ? [pid 4363] <... exit_group resumed>) = ? [pid 4380] +++ exited with 0 +++ [pid 4364] +++ exited with 0 +++ [pid 4363] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./30/binderfs") = 0 [pid 3610] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./30/cgroup") = 0 [pid 3610] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./30/cgroup.net") = 0 [pid 3610] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./30/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./30") = 0 [pid 3610] mkdir("./31", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4381 attached , child_tidptr=0x5555566ee5d0) = 92 [pid 4381] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4381] chdir("./31") = 0 [pid 4381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4381] setpgid(0, 0) = 0 [pid 4381] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4381] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4381] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4381] write(3, "1000", 4) = 4 [pid 4381] close(3) = 0 [pid 4381] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4381] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4381] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4381] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4381] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4382 attached , parent_tid=[93], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 93 [pid 4382] set_robust_list(0x7fa9c98459e0, 24 [pid 4381] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4382] <... set_robust_list resumed>) = 0 [pid 4381] <... futex resumed>) = 0 [pid 4381] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4382] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4382] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4382] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4382] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4382] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4366] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4366] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4366] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4366] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4383 attached , parent_tid=[91], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 91 [pid 4383] set_robust_list(0x7fa9c98249e0, 24 [pid 4366] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4383] <... set_robust_list resumed>) = 0 [pid 4366] <... futex resumed>) = 0 [pid 4383] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4366] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4383] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4383] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4366] <... futex resumed>) = 0 [pid 4383] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4366] close(3) = 0 [pid 4366] close(4) = -1 EBADF (Bad file descriptor) [pid 4366] close(5) = -1 EBADF (Bad file descriptor) [pid 4366] close(6) = -1 EBADF (Bad file descriptor) [pid 4366] close(7) = -1 EBADF (Bad file descriptor) [pid 4366] close(8) = -1 EBADF (Bad file descriptor) [pid 4366] close(9) = -1 EBADF (Bad file descriptor) [pid 4366] close(10) = -1 EBADF (Bad file descriptor) [pid 4366] close(11) = -1 EBADF (Bad file descriptor) [pid 4366] close(12) = -1 EBADF (Bad file descriptor) [pid 4366] close(13) = -1 EBADF (Bad file descriptor) [pid 4366] close(14) = -1 EBADF (Bad file descriptor) [pid 4366] close(15) = -1 EBADF (Bad file descriptor) [pid 4366] close(16) = -1 EBADF (Bad file descriptor) [pid 4366] close(17) = -1 EBADF (Bad file descriptor) [pid 4366] close(18) = -1 EBADF (Bad file descriptor) [pid 4366] close(19) = -1 EBADF (Bad file descriptor) [pid 4366] close(20) = -1 EBADF (Bad file descriptor) [pid 4366] close(21) = -1 EBADF (Bad file descriptor) [pid 4366] close(22) = -1 EBADF (Bad file descriptor) [pid 4366] close(23) = -1 EBADF (Bad file descriptor) [pid 4366] close(24) = -1 EBADF (Bad file descriptor) [pid 4366] close(25) = -1 EBADF (Bad file descriptor) [pid 4366] close(26) = -1 EBADF (Bad file descriptor) [pid 4366] close(27) = -1 EBADF (Bad file descriptor) [pid 4366] close(28) = -1 EBADF (Bad file descriptor) [pid 4366] close(29) = -1 EBADF (Bad file descriptor) [pid 4366] exit_group(0) = ? [pid 4383] <... futex resumed>) = ? [pid 4367] <... ioctl resumed> ) = ? [pid 4367] +++ exited with 0 +++ [pid 4383] +++ exited with 0 +++ [pid 4366] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./30/binderfs") = 0 [pid 3614] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./30/cgroup") = 0 [pid 3614] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./30/cgroup.net") = 0 [pid 3614] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./30/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./30") = 0 [pid 3614] mkdir("./31", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4384 attached , child_tidptr=0x5555566ee5d0) = 92 [pid 4384] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4384] chdir("./31") = 0 [pid 4384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4384] setpgid(0, 0) = 0 [pid 4384] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4384] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4384] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4384] write(3, "1000", 4) = 4 [pid 4384] close(3) = 0 [pid 4384] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4384] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4384] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4384] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4384] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4385 attached [pid 4385] set_robust_list(0x7fa9c98459e0, 24 [pid 4384] <... clone resumed>, parent_tid=[93], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 93 [pid 4385] <... set_robust_list resumed>) = 0 [pid 4384] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4385] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4384] <... futex resumed>) = 0 [pid 4385] ioctl(3, USB_RAW_IOCTL_INIT [pid 4384] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4385] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4385] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4369] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4369] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4369] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4369] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4369] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4386 attached [pid 4386] set_robust_list(0x7fa9c98249e0, 24 [pid 4369] <... clone resumed>, parent_tid=[92], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 92 [pid 4386] <... set_robust_list resumed>) = 0 [pid 4369] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4386] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4369] <... futex resumed>) = 0 [pid 4386] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4369] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4386] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4386] <... futex resumed>) = 0 [pid 4386] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4369] close(3) = 0 [pid 4369] close(4) = -1 EBADF (Bad file descriptor) [pid 4369] close(5) = -1 EBADF (Bad file descriptor) [pid 4369] close(6) = -1 EBADF (Bad file descriptor) [pid 4369] close(7) = -1 EBADF (Bad file descriptor) [pid 4369] close(8) = -1 EBADF (Bad file descriptor) [pid 4369] close(9) = -1 EBADF (Bad file descriptor) [pid 4369] close(10) = -1 EBADF (Bad file descriptor) [pid 4369] close(11) = -1 EBADF (Bad file descriptor) [pid 4369] close(12) = -1 EBADF (Bad file descriptor) [pid 4369] close(13) = -1 EBADF (Bad file descriptor) [pid 4369] close(14) = -1 EBADF (Bad file descriptor) [pid 4369] close(15) = -1 EBADF (Bad file descriptor) [pid 4369] close(16) = -1 EBADF (Bad file descriptor) [pid 4369] close(17) = -1 EBADF (Bad file descriptor) [pid 4369] close(18) = -1 EBADF (Bad file descriptor) [pid 4369] close(19) = -1 EBADF (Bad file descriptor) [pid 4369] close(20) = -1 EBADF (Bad file descriptor) [pid 4369] close(21) = -1 EBADF (Bad file descriptor) [pid 4369] close(22) = -1 EBADF (Bad file descriptor) [pid 4369] close(23) = -1 EBADF (Bad file descriptor) [pid 4369] close(24) = -1 EBADF (Bad file descriptor) [pid 4369] close(25) = -1 EBADF (Bad file descriptor) [pid 4369] close(26) = -1 EBADF (Bad file descriptor) [pid 4369] close(27) = -1 EBADF (Bad file descriptor) [pid 4369] close(28) = -1 EBADF (Bad file descriptor) [pid 4369] close(29) = -1 EBADF (Bad file descriptor) [pid 4369] exit_group(0 [pid 4386] <... futex resumed>) = ? [pid 4370] <... ioctl resumed> ) = ? [pid 4369] <... exit_group resumed>) = ? [pid 4386] +++ exited with 0 +++ [pid 4370] +++ exited with 0 +++ [pid 4369] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./31/binderfs") = 0 [pid 3611] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./31/cgroup") = 0 [pid 3611] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./31/cgroup.net") = 0 [pid 3611] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./31/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./31") = 0 [pid 3611] mkdir("./32", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4387 attached , child_tidptr=0x5555566ee5d0) = 93 [pid 4387] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4387] chdir("./32") = 0 [pid 4387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4387] setpgid(0, 0) = 0 [pid 4387] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4387] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4387] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4387] write(3, "1000", 4) = 4 [pid 4387] close(3) = 0 [pid 4387] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4387] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4387] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4387] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4387] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4388 attached [pid 4388] set_robust_list(0x7fa9c98459e0, 24 [pid 4387] <... clone resumed>, parent_tid=[94], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 94 [pid 4388] <... set_robust_list resumed>) = 0 [pid 4387] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4387] <... futex resumed>) = 0 [pid 4387] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4388] <... openat resumed>) = 3 [pid 4388] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4388] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4372] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4388] <... ioctl resumed>, 0) = 0 [pid 4372] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4388] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4372] <... futex resumed>) = 0 [pid 4388] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4372] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4372] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4389 attached [pid 4389] set_robust_list(0x7fa9c98249e0, 24 [pid 4372] <... clone resumed>, parent_tid=[95], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 95 [pid 4389] <... set_robust_list resumed>) = 0 [pid 4372] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4389] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4372] <... futex resumed>) = 0 [pid 4389] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4372] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4389] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4389] <... futex resumed>) = 0 [pid 4389] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4372] close(3) = 0 [pid 4372] close(4) = -1 EBADF (Bad file descriptor) [pid 4372] close(5) = -1 EBADF (Bad file descriptor) [pid 4372] close(6) = -1 EBADF (Bad file descriptor) [pid 4372] close(7) = -1 EBADF (Bad file descriptor) [pid 4372] close(8) = -1 EBADF (Bad file descriptor) [pid 4372] close(9) = -1 EBADF (Bad file descriptor) [pid 4372] close(10) = -1 EBADF (Bad file descriptor) [pid 4372] close(11) = -1 EBADF (Bad file descriptor) [pid 4372] close(12) = -1 EBADF (Bad file descriptor) [pid 4372] close(13) = -1 EBADF (Bad file descriptor) [pid 4372] close(14) = -1 EBADF (Bad file descriptor) [pid 4372] close(15) = -1 EBADF (Bad file descriptor) [pid 4372] close(16) = -1 EBADF (Bad file descriptor) [pid 4372] close(17) = -1 EBADF (Bad file descriptor) [pid 4372] close(18) = -1 EBADF (Bad file descriptor) [pid 4372] close(19) = -1 EBADF (Bad file descriptor) [pid 4372] close(20) = -1 EBADF (Bad file descriptor) [pid 4372] close(21) = -1 EBADF (Bad file descriptor) [pid 4372] close(22) = -1 EBADF (Bad file descriptor) [pid 4372] close(23) = -1 EBADF (Bad file descriptor) [pid 4372] close(24) = -1 EBADF (Bad file descriptor) [pid 4372] close(25) = -1 EBADF (Bad file descriptor) [pid 4372] close(26) = -1 EBADF (Bad file descriptor) [pid 4372] close(27) = -1 EBADF (Bad file descriptor) [pid 4372] close(28) = -1 EBADF (Bad file descriptor) [pid 4372] close(29) = -1 EBADF (Bad file descriptor) [pid 4372] exit_group(0 [pid 4389] <... futex resumed>) = ? [pid 4389] +++ exited with 0 +++ [pid 4373] <... ioctl resumed> ) = ? [pid 4372] <... exit_group resumed>) = ? [pid 4373] +++ exited with 0 +++ [pid 4372] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3613] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./33/binderfs") = 0 [pid 3613] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./33/cgroup") = 0 [pid 3613] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./33/cgroup.net") = 0 [pid 3613] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./33/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./33") = 0 [pid 3613] mkdir("./34", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4390 attached , child_tidptr=0x5555566ee5d0) = 96 [pid 4390] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4390] chdir("./34") = 0 [pid 4390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4390] setpgid(0, 0) = 0 [pid 4390] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4390] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4390] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4390] write(3, "1000", 4) = 4 [pid 4390] close(3) = 0 [pid 4390] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4390] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4390] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4390] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4390] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4391 attached , parent_tid=[97], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 97 [pid 4390] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4390] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4391] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4391] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4391] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4391] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4391] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4391] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4375] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4375] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4375] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4375] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4392 attached , parent_tid=[95], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 95 [pid 4392] set_robust_list(0x7fa9c98249e0, 24 [pid 4375] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4392] <... set_robust_list resumed>) = 0 [pid 4375] <... futex resumed>) = 0 [pid 4392] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4375] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4392] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4392] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4375] <... futex resumed>) = 0 [pid 4392] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4375] close(3) = 0 [pid 4375] close(4) = -1 EBADF (Bad file descriptor) [pid 4375] close(5) = -1 EBADF (Bad file descriptor) [pid 4375] close(6) = -1 EBADF (Bad file descriptor) [pid 4375] close(7) = -1 EBADF (Bad file descriptor) [pid 4375] close(8) = -1 EBADF (Bad file descriptor) [pid 4375] close(9) = -1 EBADF (Bad file descriptor) [pid 4375] close(10) = -1 EBADF (Bad file descriptor) [pid 4375] close(11) = -1 EBADF (Bad file descriptor) [pid 4375] close(12) = -1 EBADF (Bad file descriptor) [pid 4375] close(13) = -1 EBADF (Bad file descriptor) [pid 4375] close(14) = -1 EBADF (Bad file descriptor) [pid 4375] close(15) = -1 EBADF (Bad file descriptor) [pid 4375] close(16) = -1 EBADF (Bad file descriptor) [pid 4375] close(17) = -1 EBADF (Bad file descriptor) [pid 4375] close(18) = -1 EBADF (Bad file descriptor) [pid 4375] close(19) = -1 EBADF (Bad file descriptor) [pid 4375] close(20) = -1 EBADF (Bad file descriptor) [pid 4375] close(21) = -1 EBADF (Bad file descriptor) [pid 4375] close(22) = -1 EBADF (Bad file descriptor) [pid 4375] close(23) = -1 EBADF (Bad file descriptor) [pid 4375] close(24) = -1 EBADF (Bad file descriptor) [pid 4375] close(25) = -1 EBADF (Bad file descriptor) [pid 4375] close(26) = -1 EBADF (Bad file descriptor) [pid 4375] close(27) = -1 EBADF (Bad file descriptor) [pid 4375] close(28) = -1 EBADF (Bad file descriptor) [pid 4375] close(29) = -1 EBADF (Bad file descriptor) [pid 4375] exit_group(0 [pid 4392] <... futex resumed>) = ? [pid 4376] <... ioctl resumed> ) = ? [pid 4375] <... exit_group resumed>) = ? [pid 4392] +++ exited with 0 +++ [pid 4376] +++ exited with 0 +++ [pid 4375] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./32/binderfs") = 0 [pid 3615] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./32/cgroup") = 0 [pid 3615] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./32/cgroup.net") = 0 [pid 3615] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./32/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./32") = 0 [pid 3615] mkdir("./33", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4393 attached , child_tidptr=0x5555566ee5d0) = 96 [pid 4393] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4393] chdir("./33") = 0 [pid 4393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4393] setpgid(0, 0) = 0 [pid 4393] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4393] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4393] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4393] write(3, "1000", 4) = 4 [pid 4393] close(3) = 0 [pid 4393] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4393] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4393] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4393] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4393] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4394 attached , parent_tid=[97], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 97 [pid 4394] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4394] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4393] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4394] <... futex resumed>) = 0 [pid 4393] <... futex resumed>) = 1 [pid 4394] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4393] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4394] <... openat resumed>) = 3 [pid 4394] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4394] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4394] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4394] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4378] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4378] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4378] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4378] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4378] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4395 attached [pid 4395] set_robust_list(0x7fa9c98249e0, 24 [pid 4378] <... clone resumed>, parent_tid=[94], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 94 [pid 4395] <... set_robust_list resumed>) = 0 [pid 4378] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4395] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4378] <... futex resumed>) = 0 [pid 4395] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4378] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4395] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4395] <... futex resumed>) = 0 [pid 4395] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4378] close(3) = 0 [pid 4378] close(4) = -1 EBADF (Bad file descriptor) [pid 4378] close(5) = -1 EBADF (Bad file descriptor) [pid 4378] close(6) = -1 EBADF (Bad file descriptor) [pid 4378] close(7) = -1 EBADF (Bad file descriptor) [pid 4378] close(8) = -1 EBADF (Bad file descriptor) [pid 4378] close(9) = -1 EBADF (Bad file descriptor) [pid 4378] close(10) = -1 EBADF (Bad file descriptor) [pid 4378] close(11) = -1 EBADF (Bad file descriptor) [pid 4378] close(12) = -1 EBADF (Bad file descriptor) [pid 4378] close(13) = -1 EBADF (Bad file descriptor) [pid 4378] close(14) = -1 EBADF (Bad file descriptor) [pid 4378] close(15) = -1 EBADF (Bad file descriptor) [pid 4378] close(16) = -1 EBADF (Bad file descriptor) [pid 4378] close(17) = -1 EBADF (Bad file descriptor) [pid 4378] close(18) = -1 EBADF (Bad file descriptor) [pid 4378] close(19) = -1 EBADF (Bad file descriptor) [pid 4378] close(20) = -1 EBADF (Bad file descriptor) [pid 4378] close(21) = -1 EBADF (Bad file descriptor) [pid 4378] close(22) = -1 EBADF (Bad file descriptor) [pid 4378] close(23) = -1 EBADF (Bad file descriptor) [pid 4378] close(24) = -1 EBADF (Bad file descriptor) [pid 4378] close(25) = -1 EBADF (Bad file descriptor) [pid 4378] close(26) = -1 EBADF (Bad file descriptor) [pid 4378] close(27) = -1 EBADF (Bad file descriptor) [pid 4378] close(28) = -1 EBADF (Bad file descriptor) [pid 4378] close(29) = -1 EBADF (Bad file descriptor) [pid 4378] exit_group(0 [pid 4395] <... futex resumed>) = ? [pid 4379] <... ioctl resumed> ) = ? [pid 4378] <... exit_group resumed>) = ? [pid 4395] +++ exited with 0 +++ [pid 4379] +++ exited with 0 +++ [pid 4378] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./32/binderfs") = 0 [pid 3612] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./32/cgroup") = 0 [pid 3612] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./32/cgroup.net") = 0 [pid 3612] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./32/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./32") = 0 [pid 3612] mkdir("./33", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4396 attached , child_tidptr=0x5555566ee5d0) = 95 [pid 4396] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4396] chdir("./33") = 0 [pid 4396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4396] setpgid(0, 0) = 0 [pid 4396] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4396] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4396] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4396] write(3, "1000", 4) = 4 [pid 4396] close(3) = 0 [pid 4396] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4396] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4396] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4396] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4396] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4397 attached [pid 4397] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4396] <... clone resumed>, parent_tid=[96], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 96 [pid 4397] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4396] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4396] <... futex resumed>) = 0 [pid 4397] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4396] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4397] <... openat resumed>) = 3 [pid 4397] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4397] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4381] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4381] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4381] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4398 attached [pid 4398] set_robust_list(0x7fa9c98249e0, 24 [pid 4381] <... clone resumed>, parent_tid=[94], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 94 [pid 4398] <... set_robust_list resumed>) = 0 [pid 4381] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4398] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4381] <... futex resumed>) = 0 [pid 4398] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4381] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4398] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4398] <... futex resumed>) = 0 [pid 4398] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4381] close(3) = 0 [pid 4381] close(4) = -1 EBADF (Bad file descriptor) [pid 4381] close(5) = -1 EBADF (Bad file descriptor) [pid 4381] close(6) = -1 EBADF (Bad file descriptor) [pid 4381] close(7) = -1 EBADF (Bad file descriptor) [pid 4381] close(8) = -1 EBADF (Bad file descriptor) [pid 4381] close(9) = -1 EBADF (Bad file descriptor) [pid 4381] close(10) = -1 EBADF (Bad file descriptor) [pid 4381] close(11) = -1 EBADF (Bad file descriptor) [pid 4381] close(12) = -1 EBADF (Bad file descriptor) [pid 4381] close(13) = -1 EBADF (Bad file descriptor) [pid 4381] close(14) = -1 EBADF (Bad file descriptor) [pid 4381] close(15) = -1 EBADF (Bad file descriptor) [pid 4381] close(16) = -1 EBADF (Bad file descriptor) [pid 4381] close(17) = -1 EBADF (Bad file descriptor) [pid 4381] close(18) = -1 EBADF (Bad file descriptor) [pid 4381] close(19) = -1 EBADF (Bad file descriptor) [pid 4381] close(20) = -1 EBADF (Bad file descriptor) [pid 4381] close(21) = -1 EBADF (Bad file descriptor) [pid 4381] close(22) = -1 EBADF (Bad file descriptor) [pid 4381] close(23) = -1 EBADF (Bad file descriptor) [pid 4381] close(24) = -1 EBADF (Bad file descriptor) [pid 4381] close(25) = -1 EBADF (Bad file descriptor) [pid 4381] close(26) = -1 EBADF (Bad file descriptor) [pid 4381] close(27) = -1 EBADF (Bad file descriptor) [pid 4381] close(28) = -1 EBADF (Bad file descriptor) [pid 4381] close(29) = -1 EBADF (Bad file descriptor) [pid 4381] exit_group(0 [pid 4398] <... futex resumed>) = ? [pid 4382] <... ioctl resumed> ) = ? [pid 4381] <... exit_group resumed>) = ? [pid 4398] +++ exited with 0 +++ [pid 4382] +++ exited with 0 +++ [pid 4381] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./31/binderfs") = 0 [pid 3610] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./31/cgroup") = 0 [pid 3610] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./31/cgroup.net") = 0 [pid 3610] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./31/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./31") = 0 [pid 3610] mkdir("./32", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4399 attached [pid 4399] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 95 [pid 4399] <... set_robust_list resumed>) = 0 [pid 4399] chdir("./32") = 0 [pid 4399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4399] setpgid(0, 0) = 0 [pid 4399] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4399] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4399] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4399] write(3, "1000", 4) = 4 [pid 4399] close(3) = 0 [pid 4399] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4399] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4399] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4399] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4399] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4400 attached [pid 4400] set_robust_list(0x7fa9c98459e0, 24 [pid 4399] <... clone resumed>, parent_tid=[96], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 96 [pid 4400] <... set_robust_list resumed>) = 0 [pid 4399] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4400] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4399] <... futex resumed>) = 0 [pid 4400] <... openat resumed>) = 3 [pid 4399] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4400] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4400] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4400] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4400] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4384] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4384] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4384] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4384] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4401 attached [pid 4401] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4401] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4384] <... clone resumed>, parent_tid=[94], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 94 [pid 4384] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4401] <... futex resumed>) = 0 [pid 4384] <... futex resumed>) = 1 [pid 4401] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4384] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4401] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4401] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4384] <... futex resumed>) = 0 [pid 4401] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4384] close(3) = 0 [pid 4384] close(4) = -1 EBADF (Bad file descriptor) [pid 4384] close(5) = -1 EBADF (Bad file descriptor) [pid 4384] close(6) = -1 EBADF (Bad file descriptor) [pid 4384] close(7) = -1 EBADF (Bad file descriptor) [pid 4384] close(8) = -1 EBADF (Bad file descriptor) [pid 4384] close(9) = -1 EBADF (Bad file descriptor) [pid 4384] close(10) = -1 EBADF (Bad file descriptor) [pid 4384] close(11) = -1 EBADF (Bad file descriptor) [pid 4384] close(12) = -1 EBADF (Bad file descriptor) [pid 4384] close(13) = -1 EBADF (Bad file descriptor) [pid 4384] close(14) = -1 EBADF (Bad file descriptor) [pid 4384] close(15) = -1 EBADF (Bad file descriptor) [pid 4384] close(16) = -1 EBADF (Bad file descriptor) [pid 4384] close(17) = -1 EBADF (Bad file descriptor) [pid 4384] close(18) = -1 EBADF (Bad file descriptor) [pid 4384] close(19) = -1 EBADF (Bad file descriptor) [pid 4384] close(20) = -1 EBADF (Bad file descriptor) [pid 4384] close(21) = -1 EBADF (Bad file descriptor) [pid 4384] close(22) = -1 EBADF (Bad file descriptor) [pid 4384] close(23) = -1 EBADF (Bad file descriptor) [pid 4384] close(24) = -1 EBADF (Bad file descriptor) [pid 4384] close(25) = -1 EBADF (Bad file descriptor) [pid 4384] close(26) = -1 EBADF (Bad file descriptor) [pid 4384] close(27) = -1 EBADF (Bad file descriptor) [pid 4384] close(28) = -1 EBADF (Bad file descriptor) [pid 4384] close(29) = -1 EBADF (Bad file descriptor) [pid 4384] exit_group(0 [pid 4401] <... futex resumed>) = ? [pid 4385] <... ioctl resumed> ) = ? [pid 4384] <... exit_group resumed>) = ? [pid 4385] +++ exited with 0 +++ [pid 4401] +++ exited with 0 +++ [pid 4384] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./31/binderfs") = 0 [pid 3614] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./31/cgroup") = 0 [pid 3614] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./31/cgroup.net") = 0 [pid 3614] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./31/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./31") = 0 [pid 3614] mkdir("./32", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4402 attached , child_tidptr=0x5555566ee5d0) = 95 [pid 4402] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4402] chdir("./32") = 0 [pid 4402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4402] setpgid(0, 0) = 0 [pid 4402] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4402] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4402] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4402] write(3, "1000", 4) = 4 [pid 4402] close(3) = 0 [pid 4402] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4402] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4402] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4402] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4402] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4403 attached [pid 4403] set_robust_list(0x7fa9c98459e0, 24 [pid 4402] <... clone resumed>, parent_tid=[96], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 96 [pid 4403] <... set_robust_list resumed>) = 0 [pid 4402] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4403] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4402] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4403] <... openat resumed>) = 3 [pid 4403] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4403] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4387] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4387] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4387] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4387] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4387] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4404 attached [pid 4404] set_robust_list(0x7fa9c98249e0, 24 [pid 4387] <... clone resumed>, parent_tid=[95], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 95 [pid 4404] <... set_robust_list resumed>) = 0 [pid 4387] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4404] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4387] <... futex resumed>) = 0 [pid 4404] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4387] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4404] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4404] <... futex resumed>) = 0 [pid 4404] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4387] close(3) = 0 [pid 4387] close(4) = -1 EBADF (Bad file descriptor) [pid 4387] close(5) = -1 EBADF (Bad file descriptor) [pid 4387] close(6) = -1 EBADF (Bad file descriptor) [pid 4387] close(7) = -1 EBADF (Bad file descriptor) [pid 4387] close(8) = -1 EBADF (Bad file descriptor) [pid 4387] close(9) = -1 EBADF (Bad file descriptor) [pid 4387] close(10) = -1 EBADF (Bad file descriptor) [pid 4387] close(11) = -1 EBADF (Bad file descriptor) [pid 4387] close(12) = -1 EBADF (Bad file descriptor) [pid 4387] close(13) = -1 EBADF (Bad file descriptor) [pid 4387] close(14) = -1 EBADF (Bad file descriptor) [pid 4387] close(15) = -1 EBADF (Bad file descriptor) [pid 4387] close(16) = -1 EBADF (Bad file descriptor) [pid 4387] close(17) = -1 EBADF (Bad file descriptor) [pid 4387] close(18) = -1 EBADF (Bad file descriptor) [pid 4387] close(19) = -1 EBADF (Bad file descriptor) [pid 4387] close(20) = -1 EBADF (Bad file descriptor) [pid 4387] close(21) = -1 EBADF (Bad file descriptor) [pid 4387] close(22) = -1 EBADF (Bad file descriptor) [pid 4387] close(23) = -1 EBADF (Bad file descriptor) [pid 4387] close(24) = -1 EBADF (Bad file descriptor) [pid 4387] close(25) = -1 EBADF (Bad file descriptor) [pid 4387] close(26) = -1 EBADF (Bad file descriptor) [pid 4387] close(27) = -1 EBADF (Bad file descriptor) [pid 4387] close(28) = -1 EBADF (Bad file descriptor) [pid 4387] close(29) = -1 EBADF (Bad file descriptor) [pid 4387] exit_group(0 [pid 4404] <... futex resumed>) = ? [pid 4388] <... ioctl resumed> ) = ? [pid 4387] <... exit_group resumed>) = ? [pid 4404] +++ exited with 0 +++ [pid 4388] +++ exited with 0 +++ [pid 4387] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./32/binderfs") = 0 [pid 3611] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./32/cgroup") = 0 [pid 3611] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./32/cgroup.net") = 0 [pid 3611] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./32/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./32") = 0 [pid 3611] mkdir("./33", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4405 attached , child_tidptr=0x5555566ee5d0) = 96 [pid 4405] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4405] chdir("./33") = 0 [pid 4405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4405] setpgid(0, 0) = 0 [pid 4405] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4405] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4405] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4405] write(3, "1000", 4) = 4 [pid 4405] close(3) = 0 [pid 4405] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4405] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4405] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4405] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4405] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4406 attached [pid 4406] set_robust_list(0x7fa9c98459e0, 24 [pid 4405] <... clone resumed>, parent_tid=[97], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 97 [pid 4406] <... set_robust_list resumed>) = 0 [pid 4405] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4406] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4405] <... futex resumed>) = 0 [pid 4406] <... openat resumed>) = 3 [pid 4405] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4406] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4406] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4390] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4406] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4390] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4390] <... futex resumed>) = 0 [pid 4390] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4390] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4390] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4407 attached [pid 4407] set_robust_list(0x7fa9c98249e0, 24 [pid 4390] <... clone resumed>, parent_tid=[98], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 98 [pid 4390] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4407] <... set_robust_list resumed>) = 0 [pid 4390] <... futex resumed>) = 0 [pid 4407] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4390] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4407] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4407] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4390] <... futex resumed>) = 0 [pid 4407] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4390] close(3) = 0 [pid 4390] close(4) = -1 EBADF (Bad file descriptor) [pid 4390] close(5) = -1 EBADF (Bad file descriptor) [pid 4390] close(6) = -1 EBADF (Bad file descriptor) [pid 4390] close(7) = -1 EBADF (Bad file descriptor) [pid 4390] close(8) = -1 EBADF (Bad file descriptor) [pid 4390] close(9) = -1 EBADF (Bad file descriptor) [pid 4390] close(10) = -1 EBADF (Bad file descriptor) [pid 4390] close(11) = -1 EBADF (Bad file descriptor) [pid 4390] close(12) = -1 EBADF (Bad file descriptor) [pid 4390] close(13) = -1 EBADF (Bad file descriptor) [pid 4390] close(14) = -1 EBADF (Bad file descriptor) [pid 4390] close(15) = -1 EBADF (Bad file descriptor) [pid 4390] close(16) = -1 EBADF (Bad file descriptor) [pid 4390] close(17) = -1 EBADF (Bad file descriptor) [pid 4390] close(18) = -1 EBADF (Bad file descriptor) [pid 4390] close(19) = -1 EBADF (Bad file descriptor) [pid 4390] close(20) = -1 EBADF (Bad file descriptor) [pid 4390] close(21) = -1 EBADF (Bad file descriptor) [pid 4390] close(22) = -1 EBADF (Bad file descriptor) [pid 4390] close(23) = -1 EBADF (Bad file descriptor) [pid 4390] close(24) = -1 EBADF (Bad file descriptor) [pid 4390] close(25) = -1 EBADF (Bad file descriptor) [pid 4390] close(26) = -1 EBADF (Bad file descriptor) [pid 4390] close(27) = -1 EBADF (Bad file descriptor) [pid 4390] close(28) = -1 EBADF (Bad file descriptor) [pid 4390] close(29) = -1 EBADF (Bad file descriptor) [pid 4390] exit_group(0 [pid 4407] <... futex resumed>) = ? [pid 4391] <... ioctl resumed> ) = ? [pid 4390] <... exit_group resumed>) = ? [pid 4407] +++ exited with 0 +++ [pid 4391] +++ exited with 0 +++ [pid 4390] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./34/binderfs") = 0 [pid 3613] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./34/cgroup") = 0 [pid 3613] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./34/cgroup.net") = 0 [pid 3613] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./34/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./34") = 0 [pid 3613] mkdir("./35", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4408 attached [pid 4408] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 99 [pid 4408] <... set_robust_list resumed>) = 0 [pid 4408] chdir("./35") = 0 [pid 4408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4408] setpgid(0, 0) = 0 [pid 4408] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4408] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4408] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4408] write(3, "1000", 4) = 4 [pid 4408] close(3) = 0 [pid 4408] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4408] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4408] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4408] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4408] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4409 attached [pid 4409] set_robust_list(0x7fa9c98459e0, 24 [pid 4408] <... clone resumed>, parent_tid=[100], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 100 [pid 4409] <... set_robust_list resumed>) = 0 [pid 4408] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4409] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4408] <... futex resumed>) = 0 [pid 4409] <... openat resumed>) = 3 [pid 4408] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4409] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4409] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4409] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4409] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4393] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4393] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4393] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4393] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4410 attached [pid 4410] set_robust_list(0x7fa9c98249e0, 24 [pid 4393] <... clone resumed>, parent_tid=[98], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 98 [pid 4410] <... set_robust_list resumed>) = 0 [pid 4393] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4410] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4393] <... futex resumed>) = 0 [pid 4410] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4393] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4410] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4393] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4410] <... futex resumed>) = 0 [pid 4410] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4393] close(3) = 0 [pid 4393] close(4) = -1 EBADF (Bad file descriptor) [pid 4393] close(5) = -1 EBADF (Bad file descriptor) [pid 4393] close(6) = -1 EBADF (Bad file descriptor) [pid 4393] close(7) = -1 EBADF (Bad file descriptor) [pid 4393] close(8) = -1 EBADF (Bad file descriptor) [pid 4393] close(9) = -1 EBADF (Bad file descriptor) [pid 4393] close(10) = -1 EBADF (Bad file descriptor) [pid 4393] close(11) = -1 EBADF (Bad file descriptor) [pid 4393] close(12) = -1 EBADF (Bad file descriptor) [pid 4393] close(13) = -1 EBADF (Bad file descriptor) [pid 4393] close(14) = -1 EBADF (Bad file descriptor) [pid 4393] close(15) = -1 EBADF (Bad file descriptor) [pid 4393] close(16) = -1 EBADF (Bad file descriptor) [pid 4393] close(17) = -1 EBADF (Bad file descriptor) [pid 4393] close(18) = -1 EBADF (Bad file descriptor) [pid 4393] close(19) = -1 EBADF (Bad file descriptor) [pid 4393] close(20) = -1 EBADF (Bad file descriptor) [pid 4393] close(21) = -1 EBADF (Bad file descriptor) [pid 4393] close(22) = -1 EBADF (Bad file descriptor) [pid 4393] close(23) = -1 EBADF (Bad file descriptor) [pid 4393] close(24) = -1 EBADF (Bad file descriptor) [pid 4393] close(25) = -1 EBADF (Bad file descriptor) [pid 4393] close(26) = -1 EBADF (Bad file descriptor) [pid 4393] close(27) = -1 EBADF (Bad file descriptor) [pid 4393] close(28) = -1 EBADF (Bad file descriptor) [pid 4393] close(29) = -1 EBADF (Bad file descriptor) [pid 4393] exit_group(0 [pid 4410] <... futex resumed>) = ? [pid 4394] <... ioctl resumed> ) = ? [pid 4393] <... exit_group resumed>) = ? [pid 4394] +++ exited with 0 +++ [pid 4410] +++ exited with 0 +++ [pid 4393] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./33/binderfs") = 0 [pid 3615] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./33/cgroup") = 0 [pid 3615] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./33/cgroup.net") = 0 [pid 3615] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./33/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./33") = 0 [pid 3615] mkdir("./34", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4411 attached [pid 4411] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 99 [pid 4411] <... set_robust_list resumed>) = 0 [pid 4411] chdir("./34") = 0 [pid 4411] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4411] setpgid(0, 0) = 0 [pid 4411] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4411] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4411] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4411] write(3, "1000", 4) = 4 [pid 4411] close(3) = 0 [pid 4411] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4411] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4411] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4411] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4411] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4412 attached [pid 4412] set_robust_list(0x7fa9c98459e0, 24 [pid 4411] <... clone resumed>, parent_tid=[100], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 100 [pid 4412] <... set_robust_list resumed>) = 0 [pid 4412] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4411] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4412] <... futex resumed>) = 0 [pid 4411] <... futex resumed>) = 1 [pid 4412] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4411] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4412] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4412] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4412] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4412] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4396] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4396] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4396] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4396] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4413 attached , parent_tid=[97], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 97 [pid 4413] set_robust_list(0x7fa9c98249e0, 24 [pid 4396] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4413] <... set_robust_list resumed>) = 0 [pid 4396] <... futex resumed>) = 0 [pid 4396] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4413] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4413] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4396] <... futex resumed>) = 0 [pid 4413] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4396] close(3) = 0 [pid 4396] close(4) = -1 EBADF (Bad file descriptor) [pid 4396] close(5) = -1 EBADF (Bad file descriptor) [pid 4396] close(6) = -1 EBADF (Bad file descriptor) [pid 4396] close(7) = -1 EBADF (Bad file descriptor) [pid 4396] close(8) = -1 EBADF (Bad file descriptor) [pid 4396] close(9) = -1 EBADF (Bad file descriptor) [pid 4396] close(10) = -1 EBADF (Bad file descriptor) [pid 4396] close(11) = -1 EBADF (Bad file descriptor) [pid 4396] close(12) = -1 EBADF (Bad file descriptor) [pid 4396] close(13) = -1 EBADF (Bad file descriptor) [pid 4396] close(14) = -1 EBADF (Bad file descriptor) [pid 4396] close(15) = -1 EBADF (Bad file descriptor) [pid 4396] close(16) = -1 EBADF (Bad file descriptor) [pid 4396] close(17) = -1 EBADF (Bad file descriptor) [pid 4396] close(18) = -1 EBADF (Bad file descriptor) [pid 4396] close(19) = -1 EBADF (Bad file descriptor) [pid 4396] close(20) = -1 EBADF (Bad file descriptor) [pid 4396] close(21) = -1 EBADF (Bad file descriptor) [pid 4396] close(22) = -1 EBADF (Bad file descriptor) [pid 4396] close(23) = -1 EBADF (Bad file descriptor) [pid 4396] close(24) = -1 EBADF (Bad file descriptor) [pid 4396] close(25) = -1 EBADF (Bad file descriptor) [pid 4396] close(26) = -1 EBADF (Bad file descriptor) [pid 4396] close(27) = -1 EBADF (Bad file descriptor) [pid 4396] close(28) = -1 EBADF (Bad file descriptor) [pid 4396] close(29) = -1 EBADF (Bad file descriptor) [pid 4396] exit_group(0 [pid 4413] <... futex resumed>) = ? [pid 4397] <... ioctl resumed> ) = ? [pid 4396] <... exit_group resumed>) = ? [pid 4413] +++ exited with 0 +++ [pid 4397] +++ exited with 0 +++ [pid 4396] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3612] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./33/binderfs") = 0 [pid 3612] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./33/cgroup") = 0 [pid 3612] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./33/cgroup.net") = 0 [pid 3612] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./33/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./33") = 0 [pid 3612] mkdir("./34", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4414 attached [pid 4414] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 98 [pid 4414] <... set_robust_list resumed>) = 0 [pid 4414] chdir("./34") = 0 [pid 4414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4414] setpgid(0, 0) = 0 [pid 4414] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4414] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4414] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4414] write(3, "1000", 4) = 4 [pid 4414] close(3) = 0 [pid 4414] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4414] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4414] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4414] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4414] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4415 attached [pid 4415] set_robust_list(0x7fa9c98459e0, 24 [pid 4414] <... clone resumed>, parent_tid=[99], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 99 [pid 4415] <... set_robust_list resumed>) = 0 [pid 4414] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4415] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4414] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4415] <... openat resumed>) = 3 [pid 4415] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4415] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4399] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4399] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4399] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4399] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4416 attached [pid 4416] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4399] <... clone resumed>, parent_tid=[97], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 97 [pid 4416] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 4399] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4416] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4399] <... futex resumed>) = 0 [pid 4416] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4399] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4416] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4416] <... futex resumed>) = 0 [pid 4416] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4399] close(3) = 0 [pid 4399] close(4) = -1 EBADF (Bad file descriptor) [pid 4399] close(5) = -1 EBADF (Bad file descriptor) [pid 4399] close(6) = -1 EBADF (Bad file descriptor) [pid 4399] close(7) = -1 EBADF (Bad file descriptor) [pid 4399] close(8) = -1 EBADF (Bad file descriptor) [pid 4399] close(9) = -1 EBADF (Bad file descriptor) [pid 4399] close(10) = -1 EBADF (Bad file descriptor) [pid 4399] close(11) = -1 EBADF (Bad file descriptor) [pid 4399] close(12) = -1 EBADF (Bad file descriptor) [pid 4399] close(13) = -1 EBADF (Bad file descriptor) [pid 4399] close(14) = -1 EBADF (Bad file descriptor) [pid 4399] close(15) = -1 EBADF (Bad file descriptor) [pid 4399] close(16) = -1 EBADF (Bad file descriptor) [pid 4399] close(17) = -1 EBADF (Bad file descriptor) [pid 4399] close(18) = -1 EBADF (Bad file descriptor) [pid 4399] close(19) = -1 EBADF (Bad file descriptor) [pid 4399] close(20) = -1 EBADF (Bad file descriptor) [pid 4399] close(21) = -1 EBADF (Bad file descriptor) [pid 4399] close(22) = -1 EBADF (Bad file descriptor) [pid 4399] close(23) = -1 EBADF (Bad file descriptor) [pid 4399] close(24) = -1 EBADF (Bad file descriptor) [pid 4399] close(25) = -1 EBADF (Bad file descriptor) [pid 4399] close(26) = -1 EBADF (Bad file descriptor) [pid 4399] close(27) = -1 EBADF (Bad file descriptor) [pid 4399] close(28) = -1 EBADF (Bad file descriptor) [pid 4399] close(29) = -1 EBADF (Bad file descriptor) [pid 4399] exit_group(0 [pid 4416] <... futex resumed>) = ? [pid 4400] <... ioctl resumed> ) = ? [pid 4399] <... exit_group resumed>) = ? [pid 4416] +++ exited with 0 +++ [pid 4400] +++ exited with 0 +++ [pid 4399] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./32/binderfs") = 0 [pid 3610] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./32/cgroup") = 0 [pid 3610] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./32/cgroup.net") = 0 [pid 3610] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./32/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./32") = 0 [pid 3610] mkdir("./33", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4417 attached , child_tidptr=0x5555566ee5d0) = 98 [pid 4417] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4417] chdir("./33") = 0 [pid 4417] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4417] setpgid(0, 0) = 0 [pid 4417] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4417] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4417] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4417] write(3, "1000", 4) = 4 [pid 4417] close(3) = 0 [pid 4417] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4417] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4417] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4417] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4417] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4418 attached [pid 4418] set_robust_list(0x7fa9c98459e0, 24 [pid 4417] <... clone resumed>, parent_tid=[99], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 99 [pid 4418] <... set_robust_list resumed>) = 0 [pid 4418] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4417] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4418] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4417] <... futex resumed>) = 0 [pid 4418] <... openat resumed>) = 3 [pid 4418] ioctl(3, USB_RAW_IOCTL_INIT [pid 4417] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4418] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4418] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4402] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4402] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4402] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[97], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 97 [pid 4402] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4402] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4419 attached [pid 4419] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4419] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4419] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4402] <... futex resumed>) = 0 [pid 4419] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4402] close(3) = 0 [pid 4402] close(4) = -1 EBADF (Bad file descriptor) [pid 4402] close(5) = -1 EBADF (Bad file descriptor) [pid 4402] close(6) = -1 EBADF (Bad file descriptor) [pid 4402] close(7) = -1 EBADF (Bad file descriptor) [pid 4402] close(8) = -1 EBADF (Bad file descriptor) [pid 4402] close(9) = -1 EBADF (Bad file descriptor) [pid 4402] close(10) = -1 EBADF (Bad file descriptor) [pid 4402] close(11) = -1 EBADF (Bad file descriptor) [pid 4402] close(12) = -1 EBADF (Bad file descriptor) [pid 4402] close(13) = -1 EBADF (Bad file descriptor) [pid 4402] close(14) = -1 EBADF (Bad file descriptor) [pid 4402] close(15) = -1 EBADF (Bad file descriptor) [pid 4402] close(16) = -1 EBADF (Bad file descriptor) [pid 4402] close(17) = -1 EBADF (Bad file descriptor) [pid 4402] close(18) = -1 EBADF (Bad file descriptor) [pid 4402] close(19) = -1 EBADF (Bad file descriptor) [pid 4402] close(20) = -1 EBADF (Bad file descriptor) [pid 4402] close(21) = -1 EBADF (Bad file descriptor) [pid 4402] close(22) = -1 EBADF (Bad file descriptor) [pid 4402] close(23) = -1 EBADF (Bad file descriptor) [pid 4402] close(24) = -1 EBADF (Bad file descriptor) [pid 4402] close(25) = -1 EBADF (Bad file descriptor) [pid 4402] close(26) = -1 EBADF (Bad file descriptor) [pid 4402] close(27) = -1 EBADF (Bad file descriptor) [pid 4402] close(28) = -1 EBADF (Bad file descriptor) [pid 4402] close(29) = -1 EBADF (Bad file descriptor) [pid 4402] exit_group(0 [pid 4403] <... ioctl resumed> ) = ? [pid 4402] <... exit_group resumed>) = ? [pid 4403] +++ exited with 0 +++ [pid 4419] <... futex resumed>) = ? [pid 4419] +++ exited with 0 +++ [pid 4402] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./32/binderfs") = 0 [pid 3614] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./32/cgroup") = 0 [pid 3614] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./32/cgroup.net") = 0 [pid 3614] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./32/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./32") = 0 [pid 3614] mkdir("./33", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4420 attached , child_tidptr=0x5555566ee5d0) = 98 [pid 4420] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4420] chdir("./33") = 0 [pid 4420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4420] setpgid(0, 0) = 0 [pid 4405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4420] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4405] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] <... symlink resumed>) = 0 [pid 4405] <... futex resumed>) = 0 [pid 4420] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4420] <... symlink resumed>) = 0 [pid 4405] <... mmap resumed>) = 0x7fa9c9804000 [pid 4420] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4405] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4420] <... symlink resumed>) = 0 [pid 4420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4405] <... mprotect resumed>) = 0 [pid 4405] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4421 attached [pid 4420] <... openat resumed>) = 3 [pid 4421] set_robust_list(0x7fa9c98249e0, 24 [pid 4420] write(3, "1000", 4 [pid 4405] <... clone resumed>, parent_tid=[98], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 98 [pid 4421] <... set_robust_list resumed>) = 0 [pid 4420] <... write resumed>) = 4 [pid 4405] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4421] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4420] close(3 [pid 4405] <... futex resumed>) = 0 [pid 4421] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4420] <... close resumed>) = 0 [pid 4405] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4421] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4420] read(200, [pid 4405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4421] <... futex resumed>) = 0 [pid 4420] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4421] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4420] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4420] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4420] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4420] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4422 attached [pid 4422] set_robust_list(0x7fa9c98459e0, 24 [pid 4420] <... clone resumed>, parent_tid=[99], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 99 [pid 4422] <... set_robust_list resumed>) = 0 [pid 4420] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4422] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4420] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4422] <... openat resumed>) = 3 [pid 4422] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4422] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4422] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4422] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4405] close(3) = 0 [pid 4405] close(4) = -1 EBADF (Bad file descriptor) [pid 4405] close(5) = -1 EBADF (Bad file descriptor) [pid 4405] close(6) = -1 EBADF (Bad file descriptor) [pid 4405] close(7) = -1 EBADF (Bad file descriptor) [pid 4405] close(8) = -1 EBADF (Bad file descriptor) [pid 4405] close(9) = -1 EBADF (Bad file descriptor) [pid 4405] close(10) = -1 EBADF (Bad file descriptor) [pid 4405] close(11) = -1 EBADF (Bad file descriptor) [pid 4405] close(12) = -1 EBADF (Bad file descriptor) [pid 4405] close(13) = -1 EBADF (Bad file descriptor) [pid 4405] close(14) = -1 EBADF (Bad file descriptor) [pid 4405] close(15) = -1 EBADF (Bad file descriptor) [pid 4405] close(16) = -1 EBADF (Bad file descriptor) [pid 4405] close(17) = -1 EBADF (Bad file descriptor) [pid 4405] close(18) = -1 EBADF (Bad file descriptor) [pid 4405] close(19) = -1 EBADF (Bad file descriptor) [pid 4405] close(20) = -1 EBADF (Bad file descriptor) [pid 4405] close(21) = -1 EBADF (Bad file descriptor) [pid 4405] close(22) = -1 EBADF (Bad file descriptor) [pid 4405] close(23) = -1 EBADF (Bad file descriptor) [pid 4405] close(24) = -1 EBADF (Bad file descriptor) [pid 4405] close(25) = -1 EBADF (Bad file descriptor) [pid 4405] close(26) = -1 EBADF (Bad file descriptor) [pid 4405] close(27) = -1 EBADF (Bad file descriptor) [pid 4405] close(28) = -1 EBADF (Bad file descriptor) [pid 4405] close(29) = -1 EBADF (Bad file descriptor) [pid 4405] exit_group(0 [pid 4421] <... futex resumed>) = ? [pid 4421] +++ exited with 0 +++ [pid 4406] <... ioctl resumed> ) = ? [pid 4405] <... exit_group resumed>) = ? [pid 4406] +++ exited with 0 +++ [pid 4405] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./33/binderfs") = 0 [pid 4408] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3611] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4408] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4408] <... futex resumed>) = 0 [pid 3611] lstat("./33/cgroup", [pid 4408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4408] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3611] unlink("./33/cgroup" [pid 4408] <... mprotect resumed>) = 0 [pid 4408] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4423 attached [pid 4423] set_robust_list(0x7fa9c98249e0, 24 [pid 4408] <... clone resumed>, parent_tid=[101], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 101 [pid 3611] <... unlink resumed>) = 0 [pid 4423] <... set_robust_list resumed>) = 0 [pid 4408] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4408] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4408] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3611] lstat("./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./33/cgroup.net") = 0 [pid 4423] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3611] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4423] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4423] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] lstat("./33/cgroup.cpu", [pid 4423] <... futex resumed>) = 1 [pid 4408] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4423] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] unlink("./33/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./33") = 0 [pid 3611] mkdir("./34", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4424 attached [pid 4424] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 99 [pid 4424] <... set_robust_list resumed>) = 0 [pid 4424] chdir("./34") = 0 [pid 4424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4424] setpgid(0, 0) = 0 [pid 4424] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4424] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4424] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4424] write(3, "1000", 4) = 4 [pid 4424] close(3) = 0 [pid 4424] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4424] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4424] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4424] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4424] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4425 attached [pid 4425] set_robust_list(0x7fa9c98459e0, 24 [pid 4424] <... clone resumed>, parent_tid=[100], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 100 [pid 4425] <... set_robust_list resumed>) = 0 [pid 4424] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4425] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4424] <... futex resumed>) = 0 [pid 4425] <... openat resumed>) = 3 [pid 4424] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4425] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4425] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4408] close(3) = 0 [pid 4408] close(4) = -1 EBADF (Bad file descriptor) [pid 4408] close(5) = -1 EBADF (Bad file descriptor) [pid 4408] close(6) = -1 EBADF (Bad file descriptor) [pid 4408] close(7) = -1 EBADF (Bad file descriptor) [pid 4408] close(8) = -1 EBADF (Bad file descriptor) [pid 4408] close(9) = -1 EBADF (Bad file descriptor) [pid 4408] close(10) = -1 EBADF (Bad file descriptor) [pid 4408] close(11) = -1 EBADF (Bad file descriptor) [pid 4408] close(12) = -1 EBADF (Bad file descriptor) [pid 4408] close(13) = -1 EBADF (Bad file descriptor) [pid 4408] close(14) = -1 EBADF (Bad file descriptor) [pid 4408] close(15) = -1 EBADF (Bad file descriptor) [pid 4408] close(16) = -1 EBADF (Bad file descriptor) [pid 4408] close(17) = -1 EBADF (Bad file descriptor) [pid 4408] close(18) = -1 EBADF (Bad file descriptor) [pid 4408] close(19) = -1 EBADF (Bad file descriptor) [pid 4408] close(20) = -1 EBADF (Bad file descriptor) [pid 4408] close(21) = -1 EBADF (Bad file descriptor) [pid 4408] close(22) = -1 EBADF (Bad file descriptor) [pid 4408] close(23) = -1 EBADF (Bad file descriptor) [pid 4408] close(24) = -1 EBADF (Bad file descriptor) [pid 4408] close(25) = -1 EBADF (Bad file descriptor) [pid 4408] close(26) = -1 EBADF (Bad file descriptor) [pid 4408] close(27) = -1 EBADF (Bad file descriptor) [pid 4408] close(28) = -1 EBADF (Bad file descriptor) [pid 4408] close(29) = -1 EBADF (Bad file descriptor) [pid 4408] exit_group(0 [pid 4423] <... futex resumed>) = ? [pid 4409] <... ioctl resumed> ) = ? [pid 4408] <... exit_group resumed>) = ? [pid 4423] +++ exited with 0 +++ [pid 4409] +++ exited with 0 +++ [pid 4408] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./35/binderfs") = 0 [pid 3613] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./35/cgroup") = 0 [pid 3613] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./35/cgroup.net") = 0 [pid 3613] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./35/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./35") = 0 [pid 3613] mkdir("./36", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4426 attached , child_tidptr=0x5555566ee5d0) = 102 [pid 4426] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4426] chdir("./36") = 0 [pid 4426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4426] setpgid(0, 0) = 0 [pid 4426] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4426] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4426] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4426] write(3, "1000", 4) = 4 [pid 4426] close(3) = 0 [pid 4426] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4426] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4426] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4426] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4426] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4427 attached [pid 4427] set_robust_list(0x7fa9c98459e0, 24 [pid 4426] <... clone resumed>, parent_tid=[103], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 103 [pid 4427] <... set_robust_list resumed>) = 0 [pid 4426] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4427] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4426] <... futex resumed>) = 0 [pid 4427] <... openat resumed>) = 3 [pid 4427] ioctl(3, USB_RAW_IOCTL_INIT [pid 4426] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4427] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4427] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4427] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4427] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4411] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4411] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4411] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4411] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4411] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4428 attached [pid 4428] set_robust_list(0x7fa9c98249e0, 24 [pid 4411] <... clone resumed>, parent_tid=[101], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 101 [pid 4428] <... set_robust_list resumed>) = 0 [pid 4411] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4428] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4411] <... futex resumed>) = 0 [pid 4428] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4411] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4428] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4428] <... futex resumed>) = 0 [pid 4428] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4411] close(3) = 0 [pid 4411] close(4) = -1 EBADF (Bad file descriptor) [pid 4411] close(5) = -1 EBADF (Bad file descriptor) [pid 4411] close(6) = -1 EBADF (Bad file descriptor) [pid 4411] close(7) = -1 EBADF (Bad file descriptor) [pid 4411] close(8) = -1 EBADF (Bad file descriptor) [pid 4411] close(9) = -1 EBADF (Bad file descriptor) [pid 4411] close(10) = -1 EBADF (Bad file descriptor) [pid 4411] close(11) = -1 EBADF (Bad file descriptor) [pid 4411] close(12) = -1 EBADF (Bad file descriptor) [pid 4411] close(13) = -1 EBADF (Bad file descriptor) [pid 4411] close(14) = -1 EBADF (Bad file descriptor) [pid 4411] close(15) = -1 EBADF (Bad file descriptor) [pid 4411] close(16) = -1 EBADF (Bad file descriptor) [pid 4411] close(17) = -1 EBADF (Bad file descriptor) [pid 4411] close(18) = -1 EBADF (Bad file descriptor) [pid 4411] close(19) = -1 EBADF (Bad file descriptor) [pid 4411] close(20) = -1 EBADF (Bad file descriptor) [pid 4411] close(21) = -1 EBADF (Bad file descriptor) [pid 4411] close(22) = -1 EBADF (Bad file descriptor) [pid 4411] close(23) = -1 EBADF (Bad file descriptor) [pid 4411] close(24) = -1 EBADF (Bad file descriptor) [pid 4411] close(25) = -1 EBADF (Bad file descriptor) [pid 4411] close(26) = -1 EBADF (Bad file descriptor) [pid 4411] close(27) = -1 EBADF (Bad file descriptor) [pid 4411] close(28) = -1 EBADF (Bad file descriptor) [pid 4411] close(29) = -1 EBADF (Bad file descriptor) [pid 4411] exit_group(0 [pid 4428] <... futex resumed>) = ? [pid 4411] <... exit_group resumed>) = ? [pid 4412] <... ioctl resumed> ) = ? [pid 4428] +++ exited with 0 +++ [pid 4412] +++ exited with 0 +++ [pid 4411] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3615] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./34/binderfs") = 0 [pid 3615] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./34/cgroup") = 0 [pid 3615] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./34/cgroup.net") = 0 [pid 3615] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./34/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./34") = 0 [pid 3615] mkdir("./35", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4429 attached [pid 4429] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 102 [pid 4429] <... set_robust_list resumed>) = 0 [pid 4429] chdir("./35") = 0 [pid 4429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4429] setpgid(0, 0) = 0 [pid 4429] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4429] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4429] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4429] write(3, "1000", 4) = 4 [pid 4429] close(3) = 0 [pid 4429] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4429] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4429] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4429] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4429] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4430 attached [pid 4430] set_robust_list(0x7fa9c98459e0, 24 [pid 4429] <... clone resumed>, parent_tid=[103], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 103 [pid 4430] <... set_robust_list resumed>) = 0 [pid 4429] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4430] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4429] <... futex resumed>) = 0 [pid 4430] <... openat resumed>) = 3 [pid 4429] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4430] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4430] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4414] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4414] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4414] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4414] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4431 attached [pid 4431] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4414] <... clone resumed>, parent_tid=[100], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 100 [pid 4431] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4414] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4414] <... futex resumed>) = 0 [pid 4431] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4414] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4431] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4431] <... futex resumed>) = 0 [pid 4431] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4414] close(3) = 0 [pid 4414] close(4) = -1 EBADF (Bad file descriptor) [pid 4414] close(5) = -1 EBADF (Bad file descriptor) [pid 4414] close(6) = -1 EBADF (Bad file descriptor) [pid 4414] close(7) = -1 EBADF (Bad file descriptor) [pid 4414] close(8) = -1 EBADF (Bad file descriptor) [pid 4414] close(9) = -1 EBADF (Bad file descriptor) [pid 4414] close(10) = -1 EBADF (Bad file descriptor) [pid 4414] close(11) = -1 EBADF (Bad file descriptor) [pid 4414] close(12) = -1 EBADF (Bad file descriptor) [pid 4414] close(13) = -1 EBADF (Bad file descriptor) [pid 4414] close(14) = -1 EBADF (Bad file descriptor) [pid 4414] close(15) = -1 EBADF (Bad file descriptor) [pid 4414] close(16) = -1 EBADF (Bad file descriptor) [pid 4414] close(17) = -1 EBADF (Bad file descriptor) [pid 4414] close(18) = -1 EBADF (Bad file descriptor) [pid 4414] close(19) = -1 EBADF (Bad file descriptor) [pid 4414] close(20) = -1 EBADF (Bad file descriptor) [pid 4414] close(21) = -1 EBADF (Bad file descriptor) [pid 4414] close(22) = -1 EBADF (Bad file descriptor) [pid 4414] close(23) = -1 EBADF (Bad file descriptor) [pid 4414] close(24) = -1 EBADF (Bad file descriptor) [pid 4414] close(25) = -1 EBADF (Bad file descriptor) [pid 4414] close(26) = -1 EBADF (Bad file descriptor) [pid 4414] close(27) = -1 EBADF (Bad file descriptor) [pid 4414] close(28) = -1 EBADF (Bad file descriptor) [pid 4414] close(29) = -1 EBADF (Bad file descriptor) [pid 4414] exit_group(0) = ? [pid 4415] <... ioctl resumed> ) = ? [pid 4431] <... futex resumed>) = ? [pid 4431] +++ exited with 0 +++ [pid 4415] +++ exited with 0 +++ [pid 4414] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./34/binderfs") = 0 [pid 3612] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./34/cgroup") = 0 [pid 3612] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./34/cgroup.net") = 0 [pid 3612] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./34/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./34") = 0 [pid 3612] mkdir("./35", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4432 attached , child_tidptr=0x5555566ee5d0) = 101 [pid 4432] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4432] chdir("./35") = 0 [pid 4432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4432] setpgid(0, 0) = 0 [pid 4432] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4432] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4432] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4432] write(3, "1000", 4) = 4 [pid 4432] close(3) = 0 [pid 4432] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4432] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4432] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4432] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4432] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4433 attached [pid 4433] set_robust_list(0x7fa9c98459e0, 24 [pid 4432] <... clone resumed>, parent_tid=[102], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 102 [pid 4433] <... set_robust_list resumed>) = 0 [pid 4432] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4433] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4432] <... futex resumed>) = 0 [pid 4432] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4433] <... openat resumed>) = 3 [pid 4433] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4433] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4433] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4433] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4417] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4417] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4417] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4417] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4417] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4434 attached [pid 4434] set_robust_list(0x7fa9c98249e0, 24 [pid 4417] <... clone resumed>, parent_tid=[100], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 100 [pid 4434] <... set_robust_list resumed>) = 0 [pid 4417] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4434] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4417] <... futex resumed>) = 0 [pid 4434] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4417] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4434] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4417] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4417] close(3) = 0 [pid 4417] close(4) = -1 EBADF (Bad file descriptor) [pid 4417] close(5) = -1 EBADF (Bad file descriptor) [pid 4417] close(6) = -1 EBADF (Bad file descriptor) [pid 4417] close(7) = -1 EBADF (Bad file descriptor) [pid 4417] close(8) = -1 EBADF (Bad file descriptor) [pid 4417] close(9) = -1 EBADF (Bad file descriptor) [pid 4417] close(10) = -1 EBADF (Bad file descriptor) [pid 4417] close(11) = -1 EBADF (Bad file descriptor) [pid 4417] close(12) = -1 EBADF (Bad file descriptor) [pid 4417] close(13) = -1 EBADF (Bad file descriptor) [pid 4417] close(14) = -1 EBADF (Bad file descriptor) [pid 4417] close(15) = -1 EBADF (Bad file descriptor) [pid 4417] close(16) = -1 EBADF (Bad file descriptor) [pid 4417] close(17) = -1 EBADF (Bad file descriptor) [pid 4417] close(18) = -1 EBADF (Bad file descriptor) [pid 4417] close(19) = -1 EBADF (Bad file descriptor) [pid 4417] close(20) = -1 EBADF (Bad file descriptor) [pid 4417] close(21) = -1 EBADF (Bad file descriptor) [pid 4417] close(22) = -1 EBADF (Bad file descriptor) [pid 4417] close(23) = -1 EBADF (Bad file descriptor) [pid 4417] close(24) = -1 EBADF (Bad file descriptor) [pid 4417] close(25) = -1 EBADF (Bad file descriptor) [pid 4417] close(26) = -1 EBADF (Bad file descriptor) [pid 4417] close(27) = -1 EBADF (Bad file descriptor) [pid 4417] close(28) = -1 EBADF (Bad file descriptor) [pid 4417] close(29) = -1 EBADF (Bad file descriptor) [pid 4417] exit_group(0 [pid 4434] <... futex resumed>) = ? [pid 4418] <... ioctl resumed> ) = ? [pid 4417] <... exit_group resumed>) = ? [pid 4434] +++ exited with 0 +++ [pid 4418] +++ exited with 0 +++ [pid 4417] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./33/binderfs") = 0 [pid 3610] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./33/cgroup") = 0 [pid 3610] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./33/cgroup.net") = 0 [pid 3610] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./33/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./33") = 0 [pid 3610] mkdir("./34", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4435 attached [pid 4435] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 101 [pid 4435] <... set_robust_list resumed>) = 0 [pid 4435] chdir("./34") = 0 [pid 4435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4435] setpgid(0, 0) = 0 [pid 4435] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4435] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4435] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4435] write(3, "1000", 4) = 4 [pid 4435] close(3) = 0 [pid 4435] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4435] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4435] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4435] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4435] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4436 attached , parent_tid=[102], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 102 [pid 4435] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4435] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4436] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4436] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4436] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4436] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4436] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4436] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4420] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4420] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4420] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4420] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4420] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[100], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 100 [pid 4420] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4420] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4437 attached [pid 4437] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4437] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4437] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4420] <... futex resumed>) = 0 [pid 4437] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4420] close(3) = 0 [pid 4420] close(4) = -1 EBADF (Bad file descriptor) [pid 4420] close(5) = -1 EBADF (Bad file descriptor) [pid 4420] close(6) = -1 EBADF (Bad file descriptor) [pid 4420] close(7) = -1 EBADF (Bad file descriptor) [pid 4420] close(8) = -1 EBADF (Bad file descriptor) [pid 4420] close(9) = -1 EBADF (Bad file descriptor) [pid 4420] close(10) = -1 EBADF (Bad file descriptor) [pid 4420] close(11) = -1 EBADF (Bad file descriptor) [pid 4420] close(12) = -1 EBADF (Bad file descriptor) [pid 4420] close(13) = -1 EBADF (Bad file descriptor) [pid 4420] close(14) = -1 EBADF (Bad file descriptor) [pid 4420] close(15) = -1 EBADF (Bad file descriptor) [pid 4420] close(16) = -1 EBADF (Bad file descriptor) [pid 4420] close(17) = -1 EBADF (Bad file descriptor) [pid 4420] close(18) = -1 EBADF (Bad file descriptor) [pid 4420] close(19) = -1 EBADF (Bad file descriptor) [pid 4420] close(20) = -1 EBADF (Bad file descriptor) [pid 4420] close(21) = -1 EBADF (Bad file descriptor) [pid 4420] close(22) = -1 EBADF (Bad file descriptor) [pid 4420] close(23) = -1 EBADF (Bad file descriptor) [pid 4420] close(24) = -1 EBADF (Bad file descriptor) [pid 4420] close(25) = -1 EBADF (Bad file descriptor) [pid 4420] close(26) = -1 EBADF (Bad file descriptor) [pid 4420] close(27) = -1 EBADF (Bad file descriptor) [pid 4420] close(28) = -1 EBADF (Bad file descriptor) [pid 4420] close(29) = -1 EBADF (Bad file descriptor) [pid 4420] exit_group(0) = ? [pid 4437] <... futex resumed>) = ? [pid 4437] +++ exited with 0 +++ [pid 4422] <... ioctl resumed> ) = ? [pid 4422] +++ exited with 0 +++ [pid 4420] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./33/binderfs") = 0 [pid 3614] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./33/cgroup") = 0 [pid 3614] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./33/cgroup.net") = 0 [pid 3614] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./33/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./33") = 0 [pid 3614] mkdir("./34", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4438 attached , child_tidptr=0x5555566ee5d0) = 101 [pid 4438] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4438] chdir("./34") = 0 [pid 4438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4438] setpgid(0, 0) = 0 [pid 4438] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4438] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4438] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4438] write(3, "1000", 4) = 4 [pid 4438] close(3) = 0 [pid 4438] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4438] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4438] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4438] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4438] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4439 attached [pid 4424] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4439] set_robust_list(0x7fa9c98459e0, 24 [pid 4438] <... clone resumed>, parent_tid=[102], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 102 [pid 4424] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4439] <... set_robust_list resumed>) = 0 [pid 4438] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4424] <... futex resumed>) = 0 [pid 4438] <... futex resumed>) = 0 [pid 4424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4438] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4424] <... mmap resumed>) = 0x7fa9c9804000 [pid 4439] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4424] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4439] <... openat resumed>) = 3 [pid 4424] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4440 attached [pid 4440] set_robust_list(0x7fa9c98249e0, 24 [pid 4424] <... clone resumed>, parent_tid=[101], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 101 [pid 4440] <... set_robust_list resumed>) = 0 [pid 4439] ioctl(3, USB_RAW_IOCTL_INIT [pid 4424] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4440] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4424] <... futex resumed>) = 0 [pid 4424] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4440] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4439] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4440] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4439] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4440] <... futex resumed>) = 1 [pid 4424] <... futex resumed>) = 0 [pid 4440] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4439] <... ioctl resumed>, 0) = 0 [pid 4439] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4439] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4424] close(3) = 0 [pid 4424] close(4) = -1 EBADF (Bad file descriptor) [pid 4424] close(5) = -1 EBADF (Bad file descriptor) [pid 4424] close(6) = -1 EBADF (Bad file descriptor) [pid 4424] close(7) = -1 EBADF (Bad file descriptor) [pid 4424] close(8) = -1 EBADF (Bad file descriptor) [pid 4424] close(9) = -1 EBADF (Bad file descriptor) [pid 4424] close(10) = -1 EBADF (Bad file descriptor) [pid 4424] close(11) = -1 EBADF (Bad file descriptor) [pid 4424] close(12) = -1 EBADF (Bad file descriptor) [pid 4424] close(13) = -1 EBADF (Bad file descriptor) [pid 4424] close(14) = -1 EBADF (Bad file descriptor) [pid 4424] close(15) = -1 EBADF (Bad file descriptor) [pid 4424] close(16) = -1 EBADF (Bad file descriptor) [pid 4424] close(17) = -1 EBADF (Bad file descriptor) [pid 4424] close(18) = -1 EBADF (Bad file descriptor) [pid 4424] close(19) = -1 EBADF (Bad file descriptor) [pid 4424] close(20) = -1 EBADF (Bad file descriptor) [pid 4424] close(21) = -1 EBADF (Bad file descriptor) [pid 4424] close(22) = -1 EBADF (Bad file descriptor) [pid 4424] close(23) = -1 EBADF (Bad file descriptor) [pid 4424] close(24) = -1 EBADF (Bad file descriptor) [pid 4424] close(25) = -1 EBADF (Bad file descriptor) [pid 4424] close(26) = -1 EBADF (Bad file descriptor) [pid 4424] close(27) = -1 EBADF (Bad file descriptor) [pid 4424] close(28) = -1 EBADF (Bad file descriptor) [pid 4424] close(29) = -1 EBADF (Bad file descriptor) [pid 4424] exit_group(0 [pid 4425] <... ioctl resumed> ) = ? [pid 4440] <... futex resumed>) = ? [pid 4424] <... exit_group resumed>) = ? [pid 4425] +++ exited with 0 +++ [pid 4440] +++ exited with 0 +++ [pid 4424] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./34/binderfs") = 0 [pid 3611] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./34/cgroup") = 0 [pid 3611] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4426] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3611] lstat("./34/cgroup.net", [pid 4426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4426] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4426] <... mprotect resumed>) = 0 [pid 3611] unlink("./34/cgroup.net" [pid 4426] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 4441 attached [pid 4426] <... clone resumed>, parent_tid=[104], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 104 [pid 3611] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4441] set_robust_list(0x7fa9c98249e0, 24 [pid 4426] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4441] <... set_robust_list resumed>) = 0 [pid 4426] <... futex resumed>) = 0 [pid 3611] lstat("./34/cgroup.cpu", [pid 4441] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4426] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4441] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4441] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./34/cgroup.cpu" [pid 4441] <... futex resumed>) = 1 [pid 4426] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4441] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./34") = 0 [pid 3611] mkdir("./35", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4442 attached , child_tidptr=0x5555566ee5d0) = 102 [pid 4442] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4442] chdir("./35") = 0 [pid 4442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4442] setpgid(0, 0) = 0 [pid 4442] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4442] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4442] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4442] write(3, "1000", 4) = 4 [pid 4442] close(3) = 0 [pid 4442] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4442] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4442] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4442] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4442] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4443 attached [pid 4443] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4442] <... clone resumed>, parent_tid=[103], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 103 [pid 4443] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4442] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4443] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4442] <... futex resumed>) = 0 [pid 4443] ioctl(3, USB_RAW_IOCTL_INIT [pid 4442] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4443] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4443] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4443] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4443] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4426] close(3) = 0 [pid 4426] close(4) = -1 EBADF (Bad file descriptor) [pid 4426] close(5) = -1 EBADF (Bad file descriptor) [pid 4426] close(6) = -1 EBADF (Bad file descriptor) [pid 4426] close(7) = -1 EBADF (Bad file descriptor) [pid 4426] close(8) = -1 EBADF (Bad file descriptor) [pid 4426] close(9) = -1 EBADF (Bad file descriptor) [pid 4426] close(10) = -1 EBADF (Bad file descriptor) [pid 4426] close(11) = -1 EBADF (Bad file descriptor) [pid 4426] close(12) = -1 EBADF (Bad file descriptor) [pid 4426] close(13) = -1 EBADF (Bad file descriptor) [pid 4426] close(14) = -1 EBADF (Bad file descriptor) [pid 4426] close(15) = -1 EBADF (Bad file descriptor) [pid 4426] close(16) = -1 EBADF (Bad file descriptor) [pid 4426] close(17) = -1 EBADF (Bad file descriptor) [pid 4426] close(18) = -1 EBADF (Bad file descriptor) [pid 4426] close(19) = -1 EBADF (Bad file descriptor) [pid 4426] close(20) = -1 EBADF (Bad file descriptor) [pid 4426] close(21) = -1 EBADF (Bad file descriptor) [pid 4426] close(22) = -1 EBADF (Bad file descriptor) [pid 4426] close(23) = -1 EBADF (Bad file descriptor) [pid 4426] close(24) = -1 EBADF (Bad file descriptor) [pid 4426] close(25) = -1 EBADF (Bad file descriptor) [pid 4426] close(26) = -1 EBADF (Bad file descriptor) [pid 4426] close(27) = -1 EBADF (Bad file descriptor) [pid 4426] close(28) = -1 EBADF (Bad file descriptor) [pid 4426] close(29) = -1 EBADF (Bad file descriptor) [pid 4426] exit_group(0 [pid 4441] <... futex resumed>) = ? [pid 4427] <... ioctl resumed> ) = ? [pid 4426] <... exit_group resumed>) = ? [pid 4441] +++ exited with 0 +++ [pid 4427] +++ exited with 0 +++ [pid 4426] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./36/binderfs") = 0 [pid 3613] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./36/cgroup") = 0 [pid 3613] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./36/cgroup.net") = 0 [pid 3613] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./36/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./36") = 0 [pid 3613] mkdir("./37", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4444 attached [pid 4444] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4444] chdir("./37") = 0 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 105 [pid 4444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4444] setpgid(0, 0) = 0 [pid 4444] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4444] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4444] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4444] write(3, "1000", 4) = 4 [pid 4444] close(3) = 0 [pid 4444] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4444] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4444] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4444] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4444] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4445 attached [pid 4445] set_robust_list(0x7fa9c98459e0, 24 [pid 4444] <... clone resumed>, parent_tid=[106], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 106 [pid 4445] <... set_robust_list resumed>) = 0 [pid 4444] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4445] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4444] <... futex resumed>) = 0 [pid 4445] <... openat resumed>) = 3 [pid 4445] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4444] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4445] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4429] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4429] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4429] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4429] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4446 attached [pid 4446] set_robust_list(0x7fa9c98249e0, 24 [pid 4429] <... clone resumed>, parent_tid=[104], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 104 [pid 4446] <... set_robust_list resumed>) = 0 [pid 4429] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4446] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4429] <... futex resumed>) = 0 [pid 4446] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4429] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4446] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4446] <... futex resumed>) = 0 [pid 4446] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4429] close(3) = 0 [pid 4429] close(4) = -1 EBADF (Bad file descriptor) [pid 4429] close(5) = -1 EBADF (Bad file descriptor) [pid 4429] close(6) = -1 EBADF (Bad file descriptor) [pid 4429] close(7) = -1 EBADF (Bad file descriptor) [pid 4429] close(8) = -1 EBADF (Bad file descriptor) [pid 4429] close(9) = -1 EBADF (Bad file descriptor) [pid 4429] close(10) = -1 EBADF (Bad file descriptor) [pid 4429] close(11) = -1 EBADF (Bad file descriptor) [pid 4429] close(12) = -1 EBADF (Bad file descriptor) [pid 4429] close(13) = -1 EBADF (Bad file descriptor) [pid 4429] close(14) = -1 EBADF (Bad file descriptor) [pid 4429] close(15) = -1 EBADF (Bad file descriptor) [pid 4429] close(16) = -1 EBADF (Bad file descriptor) [pid 4429] close(17) = -1 EBADF (Bad file descriptor) [pid 4429] close(18) = -1 EBADF (Bad file descriptor) [pid 4429] close(19) = -1 EBADF (Bad file descriptor) [pid 4429] close(20) = -1 EBADF (Bad file descriptor) [pid 4429] close(21) = -1 EBADF (Bad file descriptor) [pid 4429] close(22) = -1 EBADF (Bad file descriptor) [pid 4429] close(23) = -1 EBADF (Bad file descriptor) [pid 4429] close(24) = -1 EBADF (Bad file descriptor) [pid 4429] close(25) = -1 EBADF (Bad file descriptor) [pid 4429] close(26) = -1 EBADF (Bad file descriptor) [pid 4429] close(27) = -1 EBADF (Bad file descriptor) [pid 4429] close(28) = -1 EBADF (Bad file descriptor) [pid 4429] close(29) = -1 EBADF (Bad file descriptor) [pid 4429] exit_group(0) = ? [pid 4430] <... ioctl resumed> ) = ? [pid 4446] <... futex resumed>) = ? [pid 4430] +++ exited with 0 +++ [pid 4446] +++ exited with 0 +++ [pid 4429] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./35/binderfs") = 0 [pid 3615] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./35/cgroup") = 0 [pid 3615] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./35/cgroup.net") = 0 [pid 3615] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./35/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./35") = 0 [pid 3615] mkdir("./36", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4447 attached [pid 4447] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 105 [pid 4447] <... set_robust_list resumed>) = 0 [pid 4447] chdir("./36") = 0 [pid 4447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4447] setpgid(0, 0) = 0 [pid 4447] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4447] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4447] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4447] write(3, "1000", 4) = 4 [pid 4447] close(3) = 0 [pid 4447] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4447] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4447] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4447] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4447] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4448 attached [pid 4448] set_robust_list(0x7fa9c98459e0, 24 [pid 4447] <... clone resumed>, parent_tid=[106], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 106 [pid 4448] <... set_robust_list resumed>) = 0 [pid 4447] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4448] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4447] <... futex resumed>) = 0 [pid 4448] <... openat resumed>) = 3 [pid 4447] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4448] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4448] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4448] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4448] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4432] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4432] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4432] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4432] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4449 attached [pid 4449] set_robust_list(0x7fa9c98249e0, 24 [pid 4432] <... clone resumed>, parent_tid=[103], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 103 [pid 4449] <... set_robust_list resumed>) = 0 [pid 4449] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4432] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4449] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4432] <... futex resumed>) = 0 [pid 4449] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4432] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4449] <... futex resumed>) = 0 [pid 4432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4449] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4432] close(3) = 0 [pid 4432] close(4) = -1 EBADF (Bad file descriptor) [pid 4432] close(5) = -1 EBADF (Bad file descriptor) [pid 4432] close(6) = -1 EBADF (Bad file descriptor) [pid 4432] close(7) = -1 EBADF (Bad file descriptor) [pid 4432] close(8) = -1 EBADF (Bad file descriptor) [pid 4432] close(9) = -1 EBADF (Bad file descriptor) [pid 4432] close(10) = -1 EBADF (Bad file descriptor) [pid 4432] close(11) = -1 EBADF (Bad file descriptor) [pid 4432] close(12) = -1 EBADF (Bad file descriptor) [pid 4432] close(13) = -1 EBADF (Bad file descriptor) [pid 4432] close(14) = -1 EBADF (Bad file descriptor) [pid 4432] close(15) = -1 EBADF (Bad file descriptor) [pid 4432] close(16) = -1 EBADF (Bad file descriptor) [pid 4432] close(17) = -1 EBADF (Bad file descriptor) [pid 4432] close(18) = -1 EBADF (Bad file descriptor) [pid 4432] close(19) = -1 EBADF (Bad file descriptor) [pid 4432] close(20) = -1 EBADF (Bad file descriptor) [pid 4432] close(21) = -1 EBADF (Bad file descriptor) [pid 4432] close(22) = -1 EBADF (Bad file descriptor) [pid 4432] close(23) = -1 EBADF (Bad file descriptor) [pid 4432] close(24) = -1 EBADF (Bad file descriptor) [pid 4432] close(25) = -1 EBADF (Bad file descriptor) [pid 4432] close(26) = -1 EBADF (Bad file descriptor) [pid 4432] close(27) = -1 EBADF (Bad file descriptor) [pid 4432] close(28) = -1 EBADF (Bad file descriptor) [pid 4432] close(29) = -1 EBADF (Bad file descriptor) [pid 4432] exit_group(0 [pid 4449] <... futex resumed>) = ? [pid 4433] <... ioctl resumed> ) = ? [pid 4432] <... exit_group resumed>) = ? [pid 4433] +++ exited with 0 +++ [pid 4449] +++ exited with 0 +++ [pid 4432] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./35/binderfs") = 0 [pid 3612] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./35/cgroup") = 0 [pid 3612] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./35/cgroup.net") = 0 [pid 3612] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./35/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./35") = 0 [pid 3612] mkdir("./36", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4450 attached , child_tidptr=0x5555566ee5d0) = 104 [pid 4450] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4450] chdir("./36") = 0 [pid 4450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4450] setpgid(0, 0) = 0 [pid 4450] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4450] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4450] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4450] write(3, "1000", 4) = 4 [pid 4450] close(3) = 0 [pid 4450] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4450] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4450] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4450] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4450] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4451 attached [pid 4451] set_robust_list(0x7fa9c98459e0, 24 [pid 4450] <... clone resumed>, parent_tid=[105], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 105 [pid 4450] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4451] <... set_robust_list resumed>) = 0 [pid 4451] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4450] <... futex resumed>) = 0 [pid 4450] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4451] <... openat resumed>) = 3 [pid 4451] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4451] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4451] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4451] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4435] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4435] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4435] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4452 attached , parent_tid=[103], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 103 [pid 4452] set_robust_list(0x7fa9c98249e0, 24 [pid 4435] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4452] <... set_robust_list resumed>) = 0 [pid 4435] <... futex resumed>) = 0 [pid 4452] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4435] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4452] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4452] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4435] <... futex resumed>) = 0 [pid 4452] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4435] close(3) = 0 [pid 4435] close(4) = -1 EBADF (Bad file descriptor) [pid 4435] close(5) = -1 EBADF (Bad file descriptor) [pid 4435] close(6) = -1 EBADF (Bad file descriptor) [pid 4435] close(7) = -1 EBADF (Bad file descriptor) [pid 4435] close(8) = -1 EBADF (Bad file descriptor) [pid 4435] close(9) = -1 EBADF (Bad file descriptor) [pid 4435] close(10) = -1 EBADF (Bad file descriptor) [pid 4435] close(11) = -1 EBADF (Bad file descriptor) [pid 4435] close(12) = -1 EBADF (Bad file descriptor) [pid 4435] close(13) = -1 EBADF (Bad file descriptor) [pid 4435] close(14) = -1 EBADF (Bad file descriptor) [pid 4435] close(15) = -1 EBADF (Bad file descriptor) [pid 4435] close(16) = -1 EBADF (Bad file descriptor) [pid 4435] close(17) = -1 EBADF (Bad file descriptor) [pid 4435] close(18) = -1 EBADF (Bad file descriptor) [pid 4435] close(19) = -1 EBADF (Bad file descriptor) [pid 4435] close(20) = -1 EBADF (Bad file descriptor) [pid 4435] close(21) = -1 EBADF (Bad file descriptor) [pid 4435] close(22) = -1 EBADF (Bad file descriptor) [pid 4435] close(23) = -1 EBADF (Bad file descriptor) [pid 4435] close(24) = -1 EBADF (Bad file descriptor) [pid 4435] close(25) = -1 EBADF (Bad file descriptor) [pid 4435] close(26) = -1 EBADF (Bad file descriptor) [pid 4435] close(27) = -1 EBADF (Bad file descriptor) [pid 4435] close(28) = -1 EBADF (Bad file descriptor) [pid 4435] close(29) = -1 EBADF (Bad file descriptor) [pid 4435] exit_group(0 [pid 4452] <... futex resumed>) = ? [pid 4452] +++ exited with 0 +++ [pid 4436] <... ioctl resumed> ) = ? [pid 4435] <... exit_group resumed>) = ? [pid 4436] +++ exited with 0 +++ [pid 4435] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./34/binderfs") = 0 [pid 3610] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./34/cgroup") = 0 [pid 3610] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./34/cgroup.net") = 0 [pid 3610] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./34/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./34") = 0 [pid 3610] mkdir("./35", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4453 attached [pid 4453] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 104 [pid 4453] chdir("./35") = 0 [pid 4453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4453] setpgid(0, 0) = 0 [pid 4453] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4453] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4453] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4453] write(3, "1000", 4) = 4 [pid 4453] close(3) = 0 [pid 4453] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4453] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4453] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4453] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4453] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4454 attached [pid 4454] set_robust_list(0x7fa9c98459e0, 24 [pid 4453] <... clone resumed>, parent_tid=[105], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 105 [pid 4454] <... set_robust_list resumed>) = 0 [pid 4453] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4454] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4453] <... futex resumed>) = 0 [pid 4454] <... openat resumed>) = 3 [pid 4453] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4454] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4454] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4438] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4438] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4438] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4438] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4455 attached [pid 4455] set_robust_list(0x7fa9c98249e0, 24 [pid 4438] <... clone resumed>, parent_tid=[103], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 103 [pid 4455] <... set_robust_list resumed>) = 0 [pid 4438] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4455] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4438] <... futex resumed>) = 0 [pid 4455] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4438] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4455] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4438] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4455] <... futex resumed>) = 0 [pid 4455] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4438] close(3) = 0 [pid 4438] close(4) = -1 EBADF (Bad file descriptor) [pid 4438] close(5) = -1 EBADF (Bad file descriptor) [pid 4438] close(6) = -1 EBADF (Bad file descriptor) [pid 4438] close(7) = -1 EBADF (Bad file descriptor) [pid 4438] close(8) = -1 EBADF (Bad file descriptor) [pid 4438] close(9) = -1 EBADF (Bad file descriptor) [pid 4438] close(10) = -1 EBADF (Bad file descriptor) [pid 4438] close(11) = -1 EBADF (Bad file descriptor) [pid 4438] close(12) = -1 EBADF (Bad file descriptor) [pid 4438] close(13) = -1 EBADF (Bad file descriptor) [pid 4438] close(14) = -1 EBADF (Bad file descriptor) [pid 4438] close(15) = -1 EBADF (Bad file descriptor) [pid 4438] close(16) = -1 EBADF (Bad file descriptor) [pid 4438] close(17) = -1 EBADF (Bad file descriptor) [pid 4438] close(18) = -1 EBADF (Bad file descriptor) [pid 4438] close(19) = -1 EBADF (Bad file descriptor) [pid 4438] close(20) = -1 EBADF (Bad file descriptor) [pid 4438] close(21) = -1 EBADF (Bad file descriptor) [pid 4438] close(22) = -1 EBADF (Bad file descriptor) [pid 4438] close(23) = -1 EBADF (Bad file descriptor) [pid 4438] close(24) = -1 EBADF (Bad file descriptor) [pid 4438] close(25) = -1 EBADF (Bad file descriptor) [pid 4438] close(26) = -1 EBADF (Bad file descriptor) [pid 4438] close(27) = -1 EBADF (Bad file descriptor) [pid 4438] close(28) = -1 EBADF (Bad file descriptor) [pid 4438] close(29) = -1 EBADF (Bad file descriptor) [pid 4438] exit_group(0 [pid 4455] <... futex resumed>) = ? [pid 4438] <... exit_group resumed>) = ? [pid 4455] +++ exited with 0 +++ [pid 4439] <... ioctl resumed> ) = ? [pid 4439] +++ exited with 0 +++ [pid 4438] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./34/binderfs") = 0 [pid 3614] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./34/cgroup") = 0 [pid 3614] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./34/cgroup.net") = 0 [pid 3614] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./34/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./34") = 0 [pid 3614] mkdir("./35", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4456 attached , child_tidptr=0x5555566ee5d0) = 104 [pid 4456] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4456] chdir("./35") = 0 [pid 4456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4456] setpgid(0, 0) = 0 [pid 4456] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4456] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4456] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4456] write(3, "1000", 4) = 4 [pid 4456] close(3) = 0 [pid 4456] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4456] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4456] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4456] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4456] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4457 attached [pid 4457] set_robust_list(0x7fa9c98459e0, 24 [pid 4456] <... clone resumed>, parent_tid=[105], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 105 [pid 4457] <... set_robust_list resumed>) = 0 [pid 4456] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4457] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4456] <... futex resumed>) = 0 [pid 4457] <... openat resumed>) = 3 [pid 4456] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4457] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4457] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4457] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4457] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4442] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4442] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4442] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4442] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4458 attached [pid 4458] set_robust_list(0x7fa9c98249e0, 24 [pid 4442] <... clone resumed>, parent_tid=[104], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 104 [pid 4458] <... set_robust_list resumed>) = 0 [pid 4442] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4458] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4442] <... futex resumed>) = 0 [pid 4458] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4442] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4458] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4458] <... futex resumed>) = 0 [pid 4458] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4442] close(3) = 0 [pid 4442] close(4) = -1 EBADF (Bad file descriptor) [pid 4442] close(5) = -1 EBADF (Bad file descriptor) [pid 4442] close(6) = -1 EBADF (Bad file descriptor) [pid 4442] close(7) = -1 EBADF (Bad file descriptor) [pid 4442] close(8) = -1 EBADF (Bad file descriptor) [pid 4442] close(9) = -1 EBADF (Bad file descriptor) [pid 4442] close(10) = -1 EBADF (Bad file descriptor) [pid 4442] close(11) = -1 EBADF (Bad file descriptor) [pid 4442] close(12) = -1 EBADF (Bad file descriptor) [pid 4442] close(13) = -1 EBADF (Bad file descriptor) [pid 4442] close(14) = -1 EBADF (Bad file descriptor) [pid 4442] close(15) = -1 EBADF (Bad file descriptor) [pid 4442] close(16) = -1 EBADF (Bad file descriptor) [pid 4442] close(17) = -1 EBADF (Bad file descriptor) [pid 4442] close(18) = -1 EBADF (Bad file descriptor) [pid 4442] close(19) = -1 EBADF (Bad file descriptor) [pid 4442] close(20) = -1 EBADF (Bad file descriptor) [pid 4442] close(21) = -1 EBADF (Bad file descriptor) [pid 4442] close(22) = -1 EBADF (Bad file descriptor) [pid 4442] close(23) = -1 EBADF (Bad file descriptor) [pid 4442] close(24) = -1 EBADF (Bad file descriptor) [pid 4442] close(25) = -1 EBADF (Bad file descriptor) [pid 4442] close(26) = -1 EBADF (Bad file descriptor) [pid 4442] close(27) = -1 EBADF (Bad file descriptor) [pid 4442] close(28) = -1 EBADF (Bad file descriptor) [pid 4442] close(29) = -1 EBADF (Bad file descriptor) [pid 4442] exit_group(0 [pid 4458] <... futex resumed>) = ? [pid 4443] <... ioctl resumed> ) = ? [pid 4442] <... exit_group resumed>) = ? [pid 4458] +++ exited with 0 +++ [pid 4443] +++ exited with 0 +++ [pid 4442] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./35/binderfs") = 0 [pid 3611] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./35/cgroup") = 0 [pid 3611] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./35/cgroup.net") = 0 [pid 3611] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./35/cgroup.cpu") = 0 [pid 4444] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3611] getdents64(3, [pid 4444] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... getdents64 resumed>0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 4444] <... futex resumed>) = 0 [pid 3611] close(3 [pid 4444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] <... close resumed>) = 0 [pid 4444] <... mmap resumed>) = 0x7fa9c9804000 [pid 3611] rmdir("./35" [pid 4444] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3611] <... rmdir resumed>) = 0 [pid 4444] <... mprotect resumed>) = 0 [pid 3611] mkdir("./36", 0777 [pid 4444] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 4459 attached [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4460 attached [pid 4459] set_robust_list(0x7fa9c98249e0, 24 [pid 4444] <... clone resumed>, parent_tid=[107], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 107 [pid 4460] set_robust_list(0x5555566ee5e0, 24 [pid 4459] <... set_robust_list resumed>) = 0 [pid 4444] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 105 [pid 4460] <... set_robust_list resumed>) = 0 [pid 4459] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4444] <... futex resumed>) = 0 [pid 4460] chdir("./36" [pid 4459] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4444] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4460] <... chdir resumed>) = 0 [pid 4459] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4459] <... futex resumed>) = 0 [pid 4460] <... prctl resumed>) = 0 [pid 4459] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4460] setpgid(0, 0) = 0 [pid 4460] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4460] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4460] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4460] write(3, "1000", 4) = 4 [pid 4460] close(3) = 0 [pid 4460] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4460] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4460] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4460] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4460] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4461 attached , parent_tid=[106], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 106 [pid 4461] set_robust_list(0x7fa9c98459e0, 24 [pid 4460] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4461] <... set_robust_list resumed>) = 0 [pid 4460] <... futex resumed>) = 0 [pid 4460] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4461] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4461] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4461] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4461] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4461] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4444] close(3) = 0 [pid 4444] close(4) = -1 EBADF (Bad file descriptor) [pid 4444] close(5) = -1 EBADF (Bad file descriptor) [pid 4444] close(6) = -1 EBADF (Bad file descriptor) [pid 4444] close(7) = -1 EBADF (Bad file descriptor) [pid 4444] close(8) = -1 EBADF (Bad file descriptor) [pid 4444] close(9) = -1 EBADF (Bad file descriptor) [pid 4444] close(10) = -1 EBADF (Bad file descriptor) [pid 4444] close(11) = -1 EBADF (Bad file descriptor) [pid 4444] close(12) = -1 EBADF (Bad file descriptor) [pid 4444] close(13) = -1 EBADF (Bad file descriptor) [pid 4444] close(14) = -1 EBADF (Bad file descriptor) [pid 4444] close(15) = -1 EBADF (Bad file descriptor) [pid 4444] close(16) = -1 EBADF (Bad file descriptor) [pid 4444] close(17) = -1 EBADF (Bad file descriptor) [pid 4444] close(18) = -1 EBADF (Bad file descriptor) [pid 4444] close(19) = -1 EBADF (Bad file descriptor) [pid 4444] close(20) = -1 EBADF (Bad file descriptor) [pid 4444] close(21) = -1 EBADF (Bad file descriptor) [pid 4444] close(22) = -1 EBADF (Bad file descriptor) [pid 4444] close(23) = -1 EBADF (Bad file descriptor) [pid 4444] close(24) = -1 EBADF (Bad file descriptor) [pid 4444] close(25) = -1 EBADF (Bad file descriptor) [pid 4444] close(26) = -1 EBADF (Bad file descriptor) [pid 4444] close(27) = -1 EBADF (Bad file descriptor) [pid 4444] close(28) = -1 EBADF (Bad file descriptor) [pid 4444] close(29) = -1 EBADF (Bad file descriptor) [pid 4444] exit_group(0 [pid 4459] <... futex resumed>) = ? [pid 4445] <... ioctl resumed> ) = ? [pid 4444] <... exit_group resumed>) = ? [pid 4445] +++ exited with 0 +++ [pid 4459] +++ exited with 0 +++ [pid 4444] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./37/binderfs") = 0 [pid 3613] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./37/cgroup") = 0 [pid 3613] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./37/cgroup.net") = 0 [pid 3613] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./37/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./37") = 0 [pid 3613] mkdir("./38", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 108 ./strace-static-x86_64: Process 4462 attached [pid 4462] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4462] chdir("./38") = 0 [pid 4462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4462] setpgid(0, 0) = 0 [pid 4462] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4462] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4462] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4462] write(3, "1000", 4) = 4 [pid 4462] close(3) = 0 [pid 4462] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4462] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4462] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4462] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4462] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4463 attached [pid 4463] set_robust_list(0x7fa9c98459e0, 24 [pid 4462] <... clone resumed>, parent_tid=[109], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 109 [pid 4463] <... set_robust_list resumed>) = 0 [pid 4462] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4463] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4462] <... futex resumed>) = 0 [pid 4462] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4463] <... openat resumed>) = 3 [pid 4463] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4463] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4463] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4463] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4447] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4447] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4447] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4447] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4464 attached [pid 4464] set_robust_list(0x7fa9c98249e0, 24 [pid 4447] <... clone resumed>, parent_tid=[107], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 107 [pid 4464] <... set_robust_list resumed>) = 0 [pid 4447] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4464] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4447] <... futex resumed>) = 0 [pid 4464] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4447] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4464] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4464] <... futex resumed>) = 0 [pid 4464] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4447] close(3) = 0 [pid 4447] close(4) = -1 EBADF (Bad file descriptor) [pid 4447] close(5) = -1 EBADF (Bad file descriptor) [pid 4447] close(6) = -1 EBADF (Bad file descriptor) [pid 4447] close(7) = -1 EBADF (Bad file descriptor) [pid 4447] close(8) = -1 EBADF (Bad file descriptor) [pid 4447] close(9) = -1 EBADF (Bad file descriptor) [pid 4447] close(10) = -1 EBADF (Bad file descriptor) [pid 4447] close(11) = -1 EBADF (Bad file descriptor) [pid 4447] close(12) = -1 EBADF (Bad file descriptor) [pid 4447] close(13) = -1 EBADF (Bad file descriptor) [pid 4447] close(14) = -1 EBADF (Bad file descriptor) [pid 4447] close(15) = -1 EBADF (Bad file descriptor) [pid 4447] close(16) = -1 EBADF (Bad file descriptor) [pid 4447] close(17) = -1 EBADF (Bad file descriptor) [pid 4447] close(18) = -1 EBADF (Bad file descriptor) [pid 4447] close(19) = -1 EBADF (Bad file descriptor) [pid 4447] close(20) = -1 EBADF (Bad file descriptor) [pid 4447] close(21) = -1 EBADF (Bad file descriptor) [pid 4447] close(22) = -1 EBADF (Bad file descriptor) [pid 4447] close(23) = -1 EBADF (Bad file descriptor) [pid 4447] close(24) = -1 EBADF (Bad file descriptor) [pid 4447] close(25) = -1 EBADF (Bad file descriptor) [pid 4447] close(26) = -1 EBADF (Bad file descriptor) [pid 4447] close(27) = -1 EBADF (Bad file descriptor) [pid 4447] close(28) = -1 EBADF (Bad file descriptor) [pid 4447] close(29) = -1 EBADF (Bad file descriptor) [pid 4447] exit_group(0) = ? [pid 4464] <... futex resumed>) = ? [pid 4448] <... ioctl resumed> ) = ? [pid 4464] +++ exited with 0 +++ [pid 4448] +++ exited with 0 +++ [pid 4447] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./36/binderfs") = 0 [pid 3615] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./36/cgroup") = 0 [pid 3615] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./36/cgroup.net") = 0 [pid 3615] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./36/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./36") = 0 [pid 3615] mkdir("./37", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4465 attached [pid 4465] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 108 [pid 4465] <... set_robust_list resumed>) = 0 [pid 4465] chdir("./37") = 0 [pid 4465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4465] setpgid(0, 0) = 0 [pid 4465] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4465] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4465] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4465] write(3, "1000", 4) = 4 [pid 4465] close(3) = 0 [pid 4465] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4465] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4465] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4465] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4465] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4466 attached [pid 4466] set_robust_list(0x7fa9c98459e0, 24 [pid 4465] <... clone resumed>, parent_tid=[109], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 109 [pid 4466] <... set_robust_list resumed>) = 0 [pid 4465] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4466] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4465] <... futex resumed>) = 0 [pid 4466] <... openat resumed>) = 3 [pid 4465] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4466] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4466] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4466] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4466] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4450] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4450] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4450] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4450] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4467 attached [pid 4467] set_robust_list(0x7fa9c98249e0, 24 [pid 4450] <... clone resumed>, parent_tid=[106], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 106 [pid 4467] <... set_robust_list resumed>) = 0 [pid 4450] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4467] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4450] <... futex resumed>) = 0 [pid 4467] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4450] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4467] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4467] <... futex resumed>) = 0 [pid 4467] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4450] close(3) = 0 [pid 4450] close(4) = -1 EBADF (Bad file descriptor) [pid 4450] close(5) = -1 EBADF (Bad file descriptor) [pid 4450] close(6) = -1 EBADF (Bad file descriptor) [pid 4450] close(7) = -1 EBADF (Bad file descriptor) [pid 4450] close(8) = -1 EBADF (Bad file descriptor) [pid 4450] close(9) = -1 EBADF (Bad file descriptor) [pid 4450] close(10) = -1 EBADF (Bad file descriptor) [pid 4450] close(11) = -1 EBADF (Bad file descriptor) [pid 4450] close(12) = -1 EBADF (Bad file descriptor) [pid 4450] close(13) = -1 EBADF (Bad file descriptor) [pid 4450] close(14) = -1 EBADF (Bad file descriptor) [pid 4450] close(15) = -1 EBADF (Bad file descriptor) [pid 4450] close(16) = -1 EBADF (Bad file descriptor) [pid 4450] close(17) = -1 EBADF (Bad file descriptor) [pid 4450] close(18) = -1 EBADF (Bad file descriptor) [pid 4450] close(19) = -1 EBADF (Bad file descriptor) [pid 4450] close(20) = -1 EBADF (Bad file descriptor) [pid 4450] close(21) = -1 EBADF (Bad file descriptor) [pid 4450] close(22) = -1 EBADF (Bad file descriptor) [pid 4450] close(23) = -1 EBADF (Bad file descriptor) [pid 4450] close(24) = -1 EBADF (Bad file descriptor) [pid 4450] close(25) = -1 EBADF (Bad file descriptor) [pid 4450] close(26) = -1 EBADF (Bad file descriptor) [pid 4450] close(27) = -1 EBADF (Bad file descriptor) [pid 4450] close(28) = -1 EBADF (Bad file descriptor) [pid 4450] close(29) = -1 EBADF (Bad file descriptor) [pid 4450] exit_group(0 [pid 4467] <... futex resumed>) = ? [pid 4451] <... ioctl resumed> ) = ? [pid 4450] <... exit_group resumed>) = ? [pid 4467] +++ exited with 0 +++ [pid 4451] +++ exited with 0 +++ [pid 4450] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./36/binderfs") = 0 [pid 3612] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./36/cgroup") = 0 [pid 3612] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./36/cgroup.net") = 0 [pid 3612] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./36/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./36") = 0 [pid 3612] mkdir("./37", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4468 attached , child_tidptr=0x5555566ee5d0) = 107 [pid 4468] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4468] chdir("./37") = 0 [pid 4468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4468] setpgid(0, 0) = 0 [pid 4468] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4468] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4468] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4468] write(3, "1000", 4) = 4 [pid 4468] close(3) = 0 [pid 4468] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4468] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4468] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4468] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4468] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4469 attached , parent_tid=[108], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 108 [pid 4469] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4468] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4469] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4468] <... futex resumed>) = 0 [pid 4468] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4469] <... openat resumed>) = 3 [pid 4469] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4469] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4469] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4469] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4453] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4453] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4453] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4453] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4470 attached , parent_tid=[106], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 106 [pid 4470] set_robust_list(0x7fa9c98249e0, 24 [pid 4453] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4453] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4470] <... set_robust_list resumed>) = 0 [pid 4470] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4470] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4453] <... futex resumed>) = 0 [pid 4470] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4453] close(3) = 0 [pid 4453] close(4) = -1 EBADF (Bad file descriptor) [pid 4453] close(5) = -1 EBADF (Bad file descriptor) [pid 4453] close(6) = -1 EBADF (Bad file descriptor) [pid 4453] close(7) = -1 EBADF (Bad file descriptor) [pid 4453] close(8) = -1 EBADF (Bad file descriptor) [pid 4453] close(9) = -1 EBADF (Bad file descriptor) [pid 4453] close(10) = -1 EBADF (Bad file descriptor) [pid 4453] close(11) = -1 EBADF (Bad file descriptor) [pid 4453] close(12) = -1 EBADF (Bad file descriptor) [pid 4453] close(13) = -1 EBADF (Bad file descriptor) [pid 4453] close(14) = -1 EBADF (Bad file descriptor) [pid 4453] close(15) = -1 EBADF (Bad file descriptor) [pid 4453] close(16) = -1 EBADF (Bad file descriptor) [pid 4453] close(17) = -1 EBADF (Bad file descriptor) [pid 4453] close(18) = -1 EBADF (Bad file descriptor) [pid 4453] close(19) = -1 EBADF (Bad file descriptor) [pid 4453] close(20) = -1 EBADF (Bad file descriptor) [pid 4453] close(21) = -1 EBADF (Bad file descriptor) [pid 4453] close(22) = -1 EBADF (Bad file descriptor) [pid 4453] close(23) = -1 EBADF (Bad file descriptor) [pid 4453] close(24) = -1 EBADF (Bad file descriptor) [pid 4453] close(25) = -1 EBADF (Bad file descriptor) [pid 4453] close(26) = -1 EBADF (Bad file descriptor) [pid 4453] close(27) = -1 EBADF (Bad file descriptor) [pid 4453] close(28) = -1 EBADF (Bad file descriptor) [pid 4453] close(29) = -1 EBADF (Bad file descriptor) [pid 4453] exit_group(0 [pid 4470] <... futex resumed>) = ? [pid 4454] <... ioctl resumed> ) = ? [pid 4453] <... exit_group resumed>) = ? [pid 4470] +++ exited with 0 +++ [pid 4454] +++ exited with 0 +++ [pid 4453] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./35/binderfs") = 0 [pid 3610] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./35/cgroup") = 0 [pid 3610] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./35/cgroup.net") = 0 [pid 3610] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./35/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./35") = 0 [pid 3610] mkdir("./36", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4471 attached , child_tidptr=0x5555566ee5d0) = 107 [pid 4471] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4471] chdir("./36") = 0 [pid 4471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4471] setpgid(0, 0) = 0 [pid 4471] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4471] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4471] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4471] write(3, "1000", 4) = 4 [pid 4471] close(3) = 0 [pid 4471] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4471] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4471] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4471] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4471] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4472 attached , parent_tid=[108], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 108 [pid 4472] set_robust_list(0x7fa9c98459e0, 24 [pid 4471] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4472] <... set_robust_list resumed>) = 0 [pid 4471] <... futex resumed>) = 0 [pid 4471] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4472] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4472] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4472] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4472] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4472] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4456] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4456] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4456] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4456] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4473 attached [pid 4473] set_robust_list(0x7fa9c98249e0, 24 [pid 4456] <... clone resumed>, parent_tid=[106], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 106 [pid 4473] <... set_robust_list resumed>) = 0 [pid 4456] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4473] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4456] <... futex resumed>) = 0 [pid 4473] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4456] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4473] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4456] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4473] <... futex resumed>) = 0 [pid 4473] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4456] close(3) = 0 [pid 4456] close(4) = -1 EBADF (Bad file descriptor) [pid 4456] close(5) = -1 EBADF (Bad file descriptor) [pid 4456] close(6) = -1 EBADF (Bad file descriptor) [pid 4456] close(7) = -1 EBADF (Bad file descriptor) [pid 4456] close(8) = -1 EBADF (Bad file descriptor) [pid 4456] close(9) = -1 EBADF (Bad file descriptor) [pid 4456] close(10) = -1 EBADF (Bad file descriptor) [pid 4456] close(11) = -1 EBADF (Bad file descriptor) [pid 4456] close(12) = -1 EBADF (Bad file descriptor) [pid 4456] close(13) = -1 EBADF (Bad file descriptor) [pid 4456] close(14) = -1 EBADF (Bad file descriptor) [pid 4456] close(15) = -1 EBADF (Bad file descriptor) [pid 4456] close(16) = -1 EBADF (Bad file descriptor) [pid 4456] close(17) = -1 EBADF (Bad file descriptor) [pid 4456] close(18) = -1 EBADF (Bad file descriptor) [pid 4456] close(19) = -1 EBADF (Bad file descriptor) [pid 4456] close(20) = -1 EBADF (Bad file descriptor) [pid 4456] close(21) = -1 EBADF (Bad file descriptor) [pid 4456] close(22) = -1 EBADF (Bad file descriptor) [pid 4456] close(23) = -1 EBADF (Bad file descriptor) [pid 4456] close(24) = -1 EBADF (Bad file descriptor) [pid 4456] close(25) = -1 EBADF (Bad file descriptor) [pid 4456] close(26) = -1 EBADF (Bad file descriptor) [pid 4456] close(27) = -1 EBADF (Bad file descriptor) [pid 4456] close(28) = -1 EBADF (Bad file descriptor) [pid 4456] close(29) = -1 EBADF (Bad file descriptor) [pid 4456] exit_group(0 [pid 4473] <... futex resumed>) = ? [pid 4457] <... ioctl resumed> ) = ? [pid 4456] <... exit_group resumed>) = ? [pid 4473] +++ exited with 0 +++ [pid 4457] +++ exited with 0 +++ [pid 4456] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./35/binderfs") = 0 [pid 3614] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./35/cgroup") = 0 [pid 3614] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./35/cgroup.net") = 0 [pid 3614] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./35/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./35") = 0 [pid 3614] mkdir("./36", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4474 attached [pid 4474] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 107 [pid 4474] <... set_robust_list resumed>) = 0 [pid 4474] chdir("./36") = 0 [pid 4474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4474] setpgid(0, 0) = 0 [pid 4474] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4474] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4474] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4474] write(3, "1000", 4) = 4 [pid 4474] close(3) = 0 [pid 4474] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4474] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4474] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4474] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4474] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4475 attached [pid 4475] set_robust_list(0x7fa9c98459e0, 24 [pid 4474] <... clone resumed>, parent_tid=[108], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 108 [pid 4475] <... set_robust_list resumed>) = 0 [pid 4474] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4475] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4474] <... futex resumed>) = 0 [pid 4475] <... openat resumed>) = 3 [pid 4474] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4475] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4475] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4460] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4460] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4460] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4460] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4476 attached [pid 4476] set_robust_list(0x7fa9c98249e0, 24 [pid 4460] <... clone resumed>, parent_tid=[107], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 107 [pid 4476] <... set_robust_list resumed>) = 0 [pid 4460] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4476] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4460] <... futex resumed>) = 0 [pid 4476] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4460] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4476] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4476] <... futex resumed>) = 0 [pid 4476] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4460] close(3) = 0 [pid 4460] close(4) = -1 EBADF (Bad file descriptor) [pid 4460] close(5) = -1 EBADF (Bad file descriptor) [pid 4460] close(6) = -1 EBADF (Bad file descriptor) [pid 4460] close(7) = -1 EBADF (Bad file descriptor) [pid 4460] close(8) = -1 EBADF (Bad file descriptor) [pid 4460] close(9) = -1 EBADF (Bad file descriptor) [pid 4460] close(10) = -1 EBADF (Bad file descriptor) [pid 4460] close(11) = -1 EBADF (Bad file descriptor) [pid 4460] close(12) = -1 EBADF (Bad file descriptor) [pid 4460] close(13) = -1 EBADF (Bad file descriptor) [pid 4460] close(14) = -1 EBADF (Bad file descriptor) [pid 4460] close(15) = -1 EBADF (Bad file descriptor) [pid 4460] close(16) = -1 EBADF (Bad file descriptor) [pid 4460] close(17) = -1 EBADF (Bad file descriptor) [pid 4460] close(18) = -1 EBADF (Bad file descriptor) [pid 4460] close(19) = -1 EBADF (Bad file descriptor) [pid 4460] close(20) = -1 EBADF (Bad file descriptor) [pid 4460] close(21) = -1 EBADF (Bad file descriptor) [pid 4460] close(22) = -1 EBADF (Bad file descriptor) [pid 4460] close(23) = -1 EBADF (Bad file descriptor) [pid 4460] close(24) = -1 EBADF (Bad file descriptor) [pid 4460] close(25) = -1 EBADF (Bad file descriptor) [pid 4462] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4462] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 4460] close(26 [pid 4462] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4460] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4462] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4460] close(27 [pid 4462] <... futex resumed>) = 0 [pid 4460] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4460] close(28 [pid 4462] <... mmap resumed>) = 0x7fa9c9804000 [pid 4460] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4462] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4460] close(29 [pid 4462] <... mprotect resumed>) = 0 [pid 4460] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4462] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4460] exit_group(0./strace-static-x86_64: Process 4477 attached [pid 4462] <... clone resumed>, parent_tid=[110], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 110 [pid 4462] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4461] <... ioctl resumed> ) = ? [pid 4476] <... futex resumed>) = ? [pid 4462] <... futex resumed>) = 0 [pid 4460] <... exit_group resumed>) = ? [pid 4462] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4477] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4476] +++ exited with 0 +++ [pid 4461] +++ exited with 0 +++ [pid 4460] +++ exited with 0 +++ [pid 4477] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4477] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4477] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4462] <... futex resumed>) = 0 [pid 4477] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./36/binderfs") = 0 [pid 3611] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./36/cgroup") = 0 [pid 3611] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./36/cgroup.net") = 0 [pid 3611] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./36/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./36") = 0 [pid 3611] mkdir("./37", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4478 attached , child_tidptr=0x5555566ee5d0) = 108 [pid 4478] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4478] chdir("./37") = 0 [pid 4478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4478] setpgid(0, 0) = 0 [pid 4478] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4478] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4478] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4478] write(3, "1000", 4) = 4 [pid 4478] close(3) = 0 [pid 4478] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4478] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4478] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4478] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4478] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4479 attached [pid 4479] set_robust_list(0x7fa9c98459e0, 24 [pid 4478] <... clone resumed>, parent_tid=[109], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 109 [pid 4479] <... set_robust_list resumed>) = 0 [pid 4478] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4479] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4478] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4479] <... openat resumed>) = 3 [pid 4479] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4479] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4462] close(3) = 0 [pid 4462] close(4) = -1 EBADF (Bad file descriptor) [pid 4462] close(5) = -1 EBADF (Bad file descriptor) [pid 4462] close(6) = -1 EBADF (Bad file descriptor) [pid 4462] close(7) = -1 EBADF (Bad file descriptor) [pid 4462] close(8) = -1 EBADF (Bad file descriptor) [pid 4462] close(9) = -1 EBADF (Bad file descriptor) [pid 4462] close(10) = -1 EBADF (Bad file descriptor) [pid 4462] close(11) = -1 EBADF (Bad file descriptor) [pid 4462] close(12) = -1 EBADF (Bad file descriptor) [pid 4462] close(13) = -1 EBADF (Bad file descriptor) [pid 4462] close(14) = -1 EBADF (Bad file descriptor) [pid 4462] close(15) = -1 EBADF (Bad file descriptor) [pid 4462] close(16) = -1 EBADF (Bad file descriptor) [pid 4462] close(17) = -1 EBADF (Bad file descriptor) [pid 4462] close(18) = -1 EBADF (Bad file descriptor) [pid 4462] close(19) = -1 EBADF (Bad file descriptor) [pid 4462] close(20) = -1 EBADF (Bad file descriptor) [pid 4462] close(21) = -1 EBADF (Bad file descriptor) [pid 4462] close(22) = -1 EBADF (Bad file descriptor) [pid 4462] close(23) = -1 EBADF (Bad file descriptor) [pid 4462] close(24) = -1 EBADF (Bad file descriptor) [pid 4462] close(25) = -1 EBADF (Bad file descriptor) [pid 4462] close(26) = -1 EBADF (Bad file descriptor) [pid 4462] close(27) = -1 EBADF (Bad file descriptor) [pid 4462] close(28) = -1 EBADF (Bad file descriptor) [pid 4462] close(29) = -1 EBADF (Bad file descriptor) [pid 4462] exit_group(0 [pid 4463] <... ioctl resumed> ) = ? [pid 4477] <... futex resumed>) = ? [pid 4462] <... exit_group resumed>) = ? [pid 4477] +++ exited with 0 +++ [pid 4463] +++ exited with 0 +++ [pid 4462] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./38/binderfs") = 0 [pid 3613] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./38/cgroup") = 0 [pid 3613] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./38/cgroup.net") = 0 [pid 3613] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./38/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./38") = 0 [pid 3613] mkdir("./39", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4480 attached [pid 4480] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 111 [pid 4480] <... set_robust_list resumed>) = 0 [pid 4480] chdir("./39") = 0 [pid 4480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4480] setpgid(0, 0) = 0 [pid 4480] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4480] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4480] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4480] write(3, "1000", 4) = 4 [pid 4480] close(3) = 0 [pid 4480] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4480] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4480] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4480] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4480] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4481 attached [pid 4481] set_robust_list(0x7fa9c98459e0, 24 [pid 4480] <... clone resumed>, parent_tid=[112], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 112 [pid 4481] <... set_robust_list resumed>) = 0 [pid 4480] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4481] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4480] <... futex resumed>) = 0 [pid 4481] <... openat resumed>) = 3 [pid 4480] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4481] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4481] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4481] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4481] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4465] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4465] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4465] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4482 attached [pid 4482] set_robust_list(0x7fa9c98249e0, 24 [pid 4465] <... clone resumed>, parent_tid=[110], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 110 [pid 4482] <... set_robust_list resumed>) = 0 [pid 4465] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4482] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4465] <... futex resumed>) = 0 [pid 4482] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [ 193.971043][ T1238] ieee802154 phy0 wpan0: encryption failed: -22 [ 193.977452][ T1238] ieee802154 phy1 wpan1: encryption failed: -22 [pid 4465] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4482] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4482] <... futex resumed>) = 0 [pid 4482] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4465] close(3) = 0 [pid 4465] close(4) = -1 EBADF (Bad file descriptor) [pid 4465] close(5) = -1 EBADF (Bad file descriptor) [pid 4465] close(6) = -1 EBADF (Bad file descriptor) [pid 4465] close(7) = -1 EBADF (Bad file descriptor) [pid 4465] close(8) = -1 EBADF (Bad file descriptor) [pid 4465] close(9) = -1 EBADF (Bad file descriptor) [pid 4465] close(10) = -1 EBADF (Bad file descriptor) [pid 4465] close(11) = -1 EBADF (Bad file descriptor) [pid 4465] close(12) = -1 EBADF (Bad file descriptor) [pid 4465] close(13) = -1 EBADF (Bad file descriptor) [pid 4465] close(14) = -1 EBADF (Bad file descriptor) [pid 4465] close(15) = -1 EBADF (Bad file descriptor) [pid 4465] close(16) = -1 EBADF (Bad file descriptor) [pid 4465] close(17) = -1 EBADF (Bad file descriptor) [pid 4465] close(18) = -1 EBADF (Bad file descriptor) [pid 4465] close(19) = -1 EBADF (Bad file descriptor) [pid 4465] close(20) = -1 EBADF (Bad file descriptor) [pid 4465] close(21) = -1 EBADF (Bad file descriptor) [pid 4465] close(22) = -1 EBADF (Bad file descriptor) [pid 4465] close(23) = -1 EBADF (Bad file descriptor) [pid 4465] close(24) = -1 EBADF (Bad file descriptor) [pid 4465] close(25) = -1 EBADF (Bad file descriptor) [pid 4465] close(26) = -1 EBADF (Bad file descriptor) [pid 4465] close(27) = -1 EBADF (Bad file descriptor) [pid 4465] close(28) = -1 EBADF (Bad file descriptor) [pid 4465] close(29) = -1 EBADF (Bad file descriptor) [pid 4465] exit_group(0 [pid 4482] <... futex resumed>) = ? [pid 4482] +++ exited with 0 +++ [pid 4466] <... ioctl resumed> ) = ? [pid 4465] <... exit_group resumed>) = ? [pid 4466] +++ exited with 0 +++ [pid 4465] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./37/binderfs") = 0 [pid 3615] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./37/cgroup") = 0 [pid 3615] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./37/cgroup.net") = 0 [pid 3615] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./37/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./37") = 0 [pid 3615] mkdir("./38", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4483 attached , child_tidptr=0x5555566ee5d0) = 111 [pid 4483] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4483] chdir("./38") = 0 [pid 4483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4483] setpgid(0, 0) = 0 [pid 4483] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4483] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4483] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4483] write(3, "1000", 4) = 4 [pid 4483] close(3) = 0 [pid 4483] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4483] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4483] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4483] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4483] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4484 attached [pid 4484] set_robust_list(0x7fa9c98459e0, 24 [pid 4483] <... clone resumed>, parent_tid=[112], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 112 [pid 4484] <... set_robust_list resumed>) = 0 [pid 4483] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4484] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4483] <... futex resumed>) = 0 [pid 4484] <... openat resumed>) = 3 [pid 4483] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4484] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4484] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4484] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4484] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4468] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4468] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4468] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4468] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4485 attached [pid 4485] set_robust_list(0x7fa9c98249e0, 24 [pid 4468] <... clone resumed>, parent_tid=[109], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 109 [pid 4485] <... set_robust_list resumed>) = 0 [pid 4468] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4485] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4468] <... futex resumed>) = 0 [pid 4485] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4468] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4485] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4485] <... futex resumed>) = 0 [pid 4485] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4468] close(3) = 0 [pid 4468] close(4) = -1 EBADF (Bad file descriptor) [pid 4468] close(5) = -1 EBADF (Bad file descriptor) [pid 4468] close(6) = -1 EBADF (Bad file descriptor) [pid 4468] close(7) = -1 EBADF (Bad file descriptor) [pid 4468] close(8) = -1 EBADF (Bad file descriptor) [pid 4468] close(9) = -1 EBADF (Bad file descriptor) [pid 4468] close(10) = -1 EBADF (Bad file descriptor) [pid 4468] close(11) = -1 EBADF (Bad file descriptor) [pid 4468] close(12) = -1 EBADF (Bad file descriptor) [pid 4468] close(13) = -1 EBADF (Bad file descriptor) [pid 4468] close(14) = -1 EBADF (Bad file descriptor) [pid 4468] close(15) = -1 EBADF (Bad file descriptor) [pid 4468] close(16) = -1 EBADF (Bad file descriptor) [pid 4468] close(17) = -1 EBADF (Bad file descriptor) [pid 4468] close(18) = -1 EBADF (Bad file descriptor) [pid 4468] close(19) = -1 EBADF (Bad file descriptor) [pid 4468] close(20) = -1 EBADF (Bad file descriptor) [pid 4468] close(21) = -1 EBADF (Bad file descriptor) [pid 4468] close(22) = -1 EBADF (Bad file descriptor) [pid 4468] close(23) = -1 EBADF (Bad file descriptor) [pid 4468] close(24) = -1 EBADF (Bad file descriptor) [pid 4468] close(25) = -1 EBADF (Bad file descriptor) [pid 4468] close(26) = -1 EBADF (Bad file descriptor) [pid 4468] close(27) = -1 EBADF (Bad file descriptor) [pid 4468] close(28) = -1 EBADF (Bad file descriptor) [pid 4468] close(29) = -1 EBADF (Bad file descriptor) [pid 4468] exit_group(0 [pid 4485] <... futex resumed>) = ? [pid 4469] <... ioctl resumed> ) = ? [pid 4468] <... exit_group resumed>) = ? [pid 4485] +++ exited with 0 +++ [pid 4469] +++ exited with 0 +++ [pid 4468] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./37/binderfs") = 0 [pid 3612] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./37/cgroup") = 0 [pid 3612] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./37/cgroup.net") = 0 [pid 3612] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./37/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./37") = 0 [pid 3612] mkdir("./38", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4486 attached , child_tidptr=0x5555566ee5d0) = 110 [pid 4486] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4486] chdir("./38") = 0 [pid 4486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4486] setpgid(0, 0) = 0 [pid 4486] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4486] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4486] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4486] write(3, "1000", 4) = 4 [pid 4486] close(3) = 0 [pid 4486] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4486] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4486] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4486] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4486] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4487 attached [pid 4487] set_robust_list(0x7fa9c98459e0, 24 [pid 4486] <... clone resumed>, parent_tid=[111], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 111 [pid 4487] <... set_robust_list resumed>) = 0 [pid 4486] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4486] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4487] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4487] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4487] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4487] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4487] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4471] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4471] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4471] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4471] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4488 attached [pid 4488] set_robust_list(0x7fa9c98249e0, 24 [pid 4471] <... clone resumed>, parent_tid=[109], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 109 [pid 4488] <... set_robust_list resumed>) = 0 [pid 4471] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4488] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4471] <... futex resumed>) = 0 [pid 4488] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4471] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4488] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4488] <... futex resumed>) = 0 [pid 4488] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4471] close(3) = 0 [pid 4471] close(4) = -1 EBADF (Bad file descriptor) [pid 4471] close(5) = -1 EBADF (Bad file descriptor) [pid 4471] close(6) = -1 EBADF (Bad file descriptor) [pid 4471] close(7) = -1 EBADF (Bad file descriptor) [pid 4471] close(8) = -1 EBADF (Bad file descriptor) [pid 4471] close(9) = -1 EBADF (Bad file descriptor) [pid 4471] close(10) = -1 EBADF (Bad file descriptor) [pid 4471] close(11) = -1 EBADF (Bad file descriptor) [pid 4471] close(12) = -1 EBADF (Bad file descriptor) [pid 4471] close(13) = -1 EBADF (Bad file descriptor) [pid 4471] close(14) = -1 EBADF (Bad file descriptor) [pid 4471] close(15) = -1 EBADF (Bad file descriptor) [pid 4471] close(16) = -1 EBADF (Bad file descriptor) [pid 4471] close(17) = -1 EBADF (Bad file descriptor) [pid 4471] close(18) = -1 EBADF (Bad file descriptor) [pid 4471] close(19) = -1 EBADF (Bad file descriptor) [pid 4471] close(20) = -1 EBADF (Bad file descriptor) [pid 4471] close(21) = -1 EBADF (Bad file descriptor) [pid 4471] close(22) = -1 EBADF (Bad file descriptor) [pid 4471] close(23) = -1 EBADF (Bad file descriptor) [pid 4471] close(24) = -1 EBADF (Bad file descriptor) [pid 4471] close(25) = -1 EBADF (Bad file descriptor) [pid 4471] close(26) = -1 EBADF (Bad file descriptor) [pid 4471] close(27) = -1 EBADF (Bad file descriptor) [pid 4471] close(28) = -1 EBADF (Bad file descriptor) [pid 4471] close(29) = -1 EBADF (Bad file descriptor) [pid 4471] exit_group(0 [pid 4488] <... futex resumed>) = ? [pid 4471] <... exit_group resumed>) = ? [pid 4488] +++ exited with 0 +++ [pid 4472] <... ioctl resumed> ) = ? [pid 4472] +++ exited with 0 +++ [pid 4471] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./36/binderfs") = 0 [pid 3610] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./36/cgroup") = 0 [pid 3610] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./36/cgroup.net") = 0 [pid 3610] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./36/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./36") = 0 [pid 3610] mkdir("./37", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4489 attached , child_tidptr=0x5555566ee5d0) = 110 [pid 4489] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4489] chdir("./37") = 0 [pid 4489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4489] setpgid(0, 0) = 0 [pid 4489] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4489] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4489] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4489] write(3, "1000", 4) = 4 [pid 4489] close(3) = 0 [pid 4489] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4489] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4489] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4489] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4489] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4490 attached [pid 4490] set_robust_list(0x7fa9c98459e0, 24 [pid 4489] <... clone resumed>, parent_tid=[111], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 111 [pid 4490] <... set_robust_list resumed>) = 0 [pid 4489] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4490] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4489] <... futex resumed>) = 0 [pid 4489] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4490] <... openat resumed>) = 3 [pid 4490] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4490] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4490] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4490] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4474] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4474] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4474] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4474] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[109], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 109 [pid 4474] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4474] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4491 attached [pid 4491] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4491] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4491] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4474] <... futex resumed>) = 0 [pid 4491] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4474] close(3) = 0 [pid 4474] close(4) = -1 EBADF (Bad file descriptor) [pid 4474] close(5) = -1 EBADF (Bad file descriptor) [pid 4474] close(6) = -1 EBADF (Bad file descriptor) [pid 4474] close(7) = -1 EBADF (Bad file descriptor) [pid 4474] close(8) = -1 EBADF (Bad file descriptor) [pid 4474] close(9) = -1 EBADF (Bad file descriptor) [pid 4474] close(10) = -1 EBADF (Bad file descriptor) [pid 4474] close(11) = -1 EBADF (Bad file descriptor) [pid 4474] close(12) = -1 EBADF (Bad file descriptor) [pid 4474] close(13) = -1 EBADF (Bad file descriptor) [pid 4474] close(14) = -1 EBADF (Bad file descriptor) [pid 4474] close(15) = -1 EBADF (Bad file descriptor) [pid 4474] close(16) = -1 EBADF (Bad file descriptor) [pid 4474] close(17) = -1 EBADF (Bad file descriptor) [pid 4474] close(18) = -1 EBADF (Bad file descriptor) [pid 4474] close(19) = -1 EBADF (Bad file descriptor) [pid 4474] close(20) = -1 EBADF (Bad file descriptor) [pid 4474] close(21) = -1 EBADF (Bad file descriptor) [pid 4474] close(22) = -1 EBADF (Bad file descriptor) [pid 4474] close(23) = -1 EBADF (Bad file descriptor) [pid 4474] close(24) = -1 EBADF (Bad file descriptor) [pid 4474] close(25) = -1 EBADF (Bad file descriptor) [pid 4474] close(26) = -1 EBADF (Bad file descriptor) [pid 4474] close(27) = -1 EBADF (Bad file descriptor) [pid 4474] close(28) = -1 EBADF (Bad file descriptor) [pid 4474] close(29) = -1 EBADF (Bad file descriptor) [pid 4474] exit_group(0 [pid 4491] <... futex resumed>) = ? [pid 4475] <... ioctl resumed> ) = ? [pid 4474] <... exit_group resumed>) = ? [pid 4491] +++ exited with 0 +++ [pid 4475] +++ exited with 0 +++ [pid 4474] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./36/binderfs") = 0 [pid 3614] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./36/cgroup") = 0 [pid 3614] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./36/cgroup.net") = 0 [pid 3614] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./36/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./36") = 0 [pid 3614] mkdir("./37", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4492 attached , child_tidptr=0x5555566ee5d0) = 110 [pid 4492] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4492] chdir("./37") = 0 [pid 4492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4492] setpgid(0, 0) = 0 [pid 4492] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4492] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4492] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4492] write(3, "1000", 4) = 4 [pid 4492] close(3) = 0 [pid 4492] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4492] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4492] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4492] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4492] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4493 attached [pid 4493] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4492] <... clone resumed>, parent_tid=[111], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 111 [pid 4493] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4492] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4492] <... futex resumed>) = 0 [pid 4493] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4492] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4493] <... openat resumed>) = 3 [pid 4493] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4493] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4493] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4493] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4478] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4478] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4478] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4494 attached , parent_tid=[110], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 110 [pid 4494] set_robust_list(0x7fa9c98249e0, 24 [pid 4478] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4494] <... set_robust_list resumed>) = 0 [pid 4478] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4494] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4494] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4478] <... futex resumed>) = 0 [pid 4494] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4478] close(3) = 0 [pid 4478] close(4) = -1 EBADF (Bad file descriptor) [pid 4478] close(5) = -1 EBADF (Bad file descriptor) [pid 4478] close(6) = -1 EBADF (Bad file descriptor) [pid 4478] close(7) = -1 EBADF (Bad file descriptor) [pid 4478] close(8) = -1 EBADF (Bad file descriptor) [pid 4478] close(9) = -1 EBADF (Bad file descriptor) [pid 4478] close(10) = -1 EBADF (Bad file descriptor) [pid 4478] close(11) = -1 EBADF (Bad file descriptor) [pid 4478] close(12) = -1 EBADF (Bad file descriptor) [pid 4478] close(13) = -1 EBADF (Bad file descriptor) [pid 4478] close(14) = -1 EBADF (Bad file descriptor) [pid 4478] close(15) = -1 EBADF (Bad file descriptor) [pid 4478] close(16) = -1 EBADF (Bad file descriptor) [pid 4478] close(17) = -1 EBADF (Bad file descriptor) [pid 4478] close(18) = -1 EBADF (Bad file descriptor) [pid 4478] close(19) = -1 EBADF (Bad file descriptor) [pid 4478] close(20) = -1 EBADF (Bad file descriptor) [pid 4478] close(21) = -1 EBADF (Bad file descriptor) [pid 4478] close(22) = -1 EBADF (Bad file descriptor) [pid 4478] close(23) = -1 EBADF (Bad file descriptor) [pid 4478] close(24) = -1 EBADF (Bad file descriptor) [pid 4478] close(25) = -1 EBADF (Bad file descriptor) [pid 4478] close(26) = -1 EBADF (Bad file descriptor) [pid 4478] close(27) = -1 EBADF (Bad file descriptor) [pid 4478] close(28) = -1 EBADF (Bad file descriptor) [pid 4478] close(29) = -1 EBADF (Bad file descriptor) [pid 4478] exit_group(0 [pid 4494] <... futex resumed>) = ? [pid 4479] <... ioctl resumed> ) = ? [pid 4478] <... exit_group resumed>) = ? [pid 4494] +++ exited with 0 +++ [pid 4479] +++ exited with 0 +++ [pid 4480] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4480] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4480] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4480] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4495 attached [pid 4495] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4480] <... clone resumed>, parent_tid=[113], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 113 [pid 4478] +++ exited with 0 +++ [pid 4495] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4480] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4480] <... futex resumed>) = 0 [pid 4495] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4480] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4495] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4495] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4480] <... futex resumed>) = 0 [pid 4495] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./37/binderfs") = 0 [pid 3611] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./37/cgroup") = 0 [pid 3611] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./37/cgroup.net") = 0 [pid 3611] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./37/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./37") = 0 [pid 3611] mkdir("./38", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4496 attached [pid 4496] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 111 [pid 4496] <... set_robust_list resumed>) = 0 [pid 4496] chdir("./38") = 0 [pid 4496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4496] setpgid(0, 0) = 0 [pid 4496] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4496] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4496] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4496] write(3, "1000", 4) = 4 [pid 4496] close(3) = 0 [pid 4496] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4496] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4496] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4496] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4496] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4497 attached [pid 4497] set_robust_list(0x7fa9c98459e0, 24 [pid 4496] <... clone resumed>, parent_tid=[112], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 112 [pid 4497] <... set_robust_list resumed>) = 0 [pid 4496] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4497] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4496] <... futex resumed>) = 0 [pid 4497] <... openat resumed>) = 3 [pid 4496] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4497] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4497] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4497] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4497] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4480] close(3) = 0 [pid 4480] close(4) = -1 EBADF (Bad file descriptor) [pid 4480] close(5) = -1 EBADF (Bad file descriptor) [pid 4480] close(6) = -1 EBADF (Bad file descriptor) [pid 4480] close(7) = -1 EBADF (Bad file descriptor) [pid 4480] close(8) = -1 EBADF (Bad file descriptor) [pid 4480] close(9) = -1 EBADF (Bad file descriptor) [pid 4480] close(10) = -1 EBADF (Bad file descriptor) [pid 4480] close(11) = -1 EBADF (Bad file descriptor) [pid 4480] close(12) = -1 EBADF (Bad file descriptor) [pid 4480] close(13) = -1 EBADF (Bad file descriptor) [pid 4480] close(14) = -1 EBADF (Bad file descriptor) [pid 4480] close(15) = -1 EBADF (Bad file descriptor) [pid 4480] close(16) = -1 EBADF (Bad file descriptor) [pid 4480] close(17) = -1 EBADF (Bad file descriptor) [pid 4480] close(18) = -1 EBADF (Bad file descriptor) [pid 4480] close(19) = -1 EBADF (Bad file descriptor) [pid 4480] close(20) = -1 EBADF (Bad file descriptor) [pid 4480] close(21) = -1 EBADF (Bad file descriptor) [pid 4480] close(22) = -1 EBADF (Bad file descriptor) [pid 4480] close(23) = -1 EBADF (Bad file descriptor) [pid 4480] close(24) = -1 EBADF (Bad file descriptor) [pid 4480] close(25) = -1 EBADF (Bad file descriptor) [pid 4480] close(26) = -1 EBADF (Bad file descriptor) [pid 4480] close(27) = -1 EBADF (Bad file descriptor) [pid 4480] close(28) = -1 EBADF (Bad file descriptor) [pid 4480] close(29) = -1 EBADF (Bad file descriptor) [pid 4480] exit_group(0 [pid 4495] <... futex resumed>) = ? [pid 4480] <... exit_group resumed>) = ? [pid 4481] <... ioctl resumed> ) = ? [pid 4495] +++ exited with 0 +++ [pid 4481] +++ exited with 0 +++ [pid 4480] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./39/binderfs") = 0 [pid 3613] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./39/cgroup") = 0 [pid 3613] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./39/cgroup.net") = 0 [pid 3613] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./39/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./39") = 0 [pid 3613] mkdir("./40", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4498 attached [pid 4498] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 114 [pid 4498] <... set_robust_list resumed>) = 0 [pid 4498] chdir("./40") = 0 [pid 4498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4498] setpgid(0, 0) = 0 [pid 4498] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4498] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4498] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4498] write(3, "1000", 4) = 4 [pid 4498] close(3) = 0 [pid 4498] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4498] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4498] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4498] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4498] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4499 attached [pid 4499] set_robust_list(0x7fa9c98459e0, 24 [pid 4498] <... clone resumed>, parent_tid=[115], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 115 [pid 4499] <... set_robust_list resumed>) = 0 [pid 4498] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4499] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4498] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4499] <... openat resumed>) = 3 [pid 4499] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4499] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4499] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4499] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4483] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4483] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4483] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4483] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4500 attached [pid 4500] set_robust_list(0x7fa9c98249e0, 24 [pid 4483] <... clone resumed>, parent_tid=[113], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 113 [pid 4500] <... set_robust_list resumed>) = 0 [pid 4483] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4500] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4483] <... futex resumed>) = 0 [pid 4500] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4483] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4500] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4500] <... futex resumed>) = 0 [pid 4500] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4483] close(3) = 0 [pid 4483] close(4) = -1 EBADF (Bad file descriptor) [pid 4483] close(5) = -1 EBADF (Bad file descriptor) [pid 4483] close(6) = -1 EBADF (Bad file descriptor) [pid 4483] close(7) = -1 EBADF (Bad file descriptor) [pid 4483] close(8) = -1 EBADF (Bad file descriptor) [pid 4483] close(9) = -1 EBADF (Bad file descriptor) [pid 4483] close(10) = -1 EBADF (Bad file descriptor) [pid 4483] close(11) = -1 EBADF (Bad file descriptor) [pid 4483] close(12) = -1 EBADF (Bad file descriptor) [pid 4483] close(13) = -1 EBADF (Bad file descriptor) [pid 4483] close(14) = -1 EBADF (Bad file descriptor) [pid 4483] close(15) = -1 EBADF (Bad file descriptor) [pid 4483] close(16) = -1 EBADF (Bad file descriptor) [pid 4483] close(17) = -1 EBADF (Bad file descriptor) [pid 4483] close(18) = -1 EBADF (Bad file descriptor) [pid 4483] close(19) = -1 EBADF (Bad file descriptor) [pid 4483] close(20) = -1 EBADF (Bad file descriptor) [pid 4483] close(21) = -1 EBADF (Bad file descriptor) [pid 4483] close(22) = -1 EBADF (Bad file descriptor) [pid 4483] close(23) = -1 EBADF (Bad file descriptor) [pid 4483] close(24) = -1 EBADF (Bad file descriptor) [pid 4483] close(25) = -1 EBADF (Bad file descriptor) [pid 4483] close(26) = -1 EBADF (Bad file descriptor) [pid 4483] close(27) = -1 EBADF (Bad file descriptor) [pid 4483] close(28) = -1 EBADF (Bad file descriptor) [pid 4483] close(29) = -1 EBADF (Bad file descriptor) [pid 4483] exit_group(0 [pid 4500] <... futex resumed>) = ? [pid 4484] <... ioctl resumed> ) = ? [pid 4483] <... exit_group resumed>) = ? [pid 4500] +++ exited with 0 +++ [pid 4484] +++ exited with 0 +++ [pid 4483] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./38/binderfs") = 0 [pid 3615] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./38/cgroup") = 0 [pid 3615] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./38/cgroup.net") = 0 [pid 3615] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./38/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./38") = 0 [pid 3615] mkdir("./39", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4501 attached , child_tidptr=0x5555566ee5d0) = 114 [pid 4501] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4501] chdir("./39") = 0 [pid 4501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4501] setpgid(0, 0) = 0 [pid 4501] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4501] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4501] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4501] write(3, "1000", 4) = 4 [pid 4501] close(3) = 0 [pid 4501] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4501] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4501] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4501] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4501] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4502 attached , parent_tid=[115], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 115 [pid 4502] set_robust_list(0x7fa9c98459e0, 24 [pid 4501] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4502] <... set_robust_list resumed>) = 0 [pid 4501] <... futex resumed>) = 0 [pid 4501] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4502] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4502] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4502] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4502] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4502] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4486] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4486] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4486] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4486] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4503 attached [pid 4503] set_robust_list(0x7fa9c98249e0, 24 [pid 4486] <... clone resumed>, parent_tid=[112], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 112 [pid 4503] <... set_robust_list resumed>) = 0 [pid 4486] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4503] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4486] <... futex resumed>) = 0 [pid 4503] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4486] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4503] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4503] <... futex resumed>) = 0 [pid 4503] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4486] close(3) = 0 [pid 4486] close(4) = -1 EBADF (Bad file descriptor) [pid 4486] close(5) = -1 EBADF (Bad file descriptor) [pid 4486] close(6) = -1 EBADF (Bad file descriptor) [pid 4486] close(7) = -1 EBADF (Bad file descriptor) [pid 4486] close(8) = -1 EBADF (Bad file descriptor) [pid 4486] close(9) = -1 EBADF (Bad file descriptor) [pid 4486] close(10) = -1 EBADF (Bad file descriptor) [pid 4486] close(11) = -1 EBADF (Bad file descriptor) [pid 4486] close(12) = -1 EBADF (Bad file descriptor) [pid 4486] close(13) = -1 EBADF (Bad file descriptor) [pid 4486] close(14) = -1 EBADF (Bad file descriptor) [pid 4486] close(15) = -1 EBADF (Bad file descriptor) [pid 4486] close(16) = -1 EBADF (Bad file descriptor) [pid 4486] close(17) = -1 EBADF (Bad file descriptor) [pid 4486] close(18) = -1 EBADF (Bad file descriptor) [pid 4486] close(19) = -1 EBADF (Bad file descriptor) [pid 4486] close(20) = -1 EBADF (Bad file descriptor) [pid 4486] close(21) = -1 EBADF (Bad file descriptor) [pid 4486] close(22) = -1 EBADF (Bad file descriptor) [pid 4486] close(23) = -1 EBADF (Bad file descriptor) [pid 4486] close(24) = -1 EBADF (Bad file descriptor) [pid 4486] close(25) = -1 EBADF (Bad file descriptor) [pid 4486] close(26) = -1 EBADF (Bad file descriptor) [pid 4486] close(27) = -1 EBADF (Bad file descriptor) [pid 4486] close(28) = -1 EBADF (Bad file descriptor) [pid 4486] close(29) = -1 EBADF (Bad file descriptor) [pid 4486] exit_group(0 [pid 4503] <... futex resumed>) = ? [pid 4487] <... ioctl resumed> ) = ? [pid 4486] <... exit_group resumed>) = ? [pid 4503] +++ exited with 0 +++ [pid 4487] +++ exited with 0 +++ [pid 4486] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./38/binderfs") = 0 [pid 3612] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./38/cgroup") = 0 [pid 3612] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./38/cgroup.net") = 0 [pid 3612] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./38/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./38") = 0 [pid 3612] mkdir("./39", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4504 attached , child_tidptr=0x5555566ee5d0) = 113 [pid 4504] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4504] chdir("./39") = 0 [pid 4504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4504] setpgid(0, 0) = 0 [pid 4504] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4504] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4504] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4504] write(3, "1000", 4) = 4 [pid 4504] close(3) = 0 [pid 4504] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4504] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4504] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4504] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4504] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4505 attached [pid 4505] set_robust_list(0x7fa9c98459e0, 24 [pid 4504] <... clone resumed>, parent_tid=[114], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 114 [pid 4505] <... set_robust_list resumed>) = 0 [pid 4504] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4505] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4504] <... futex resumed>) = 0 [pid 4505] <... openat resumed>) = 3 [pid 4504] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4505] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4505] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4505] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4505] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4489] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4489] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4489] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4489] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4506 attached [pid 4506] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4506] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4489] <... clone resumed>, parent_tid=[112], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 112 [pid 4489] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4506] <... futex resumed>) = 0 [pid 4489] <... futex resumed>) = 1 [pid 4506] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4489] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4506] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4506] <... futex resumed>) = 0 [pid 4506] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4489] close(3) = 0 [pid 4489] close(4) = -1 EBADF (Bad file descriptor) [pid 4489] close(5) = -1 EBADF (Bad file descriptor) [pid 4489] close(6) = -1 EBADF (Bad file descriptor) [pid 4489] close(7) = -1 EBADF (Bad file descriptor) [pid 4489] close(8) = -1 EBADF (Bad file descriptor) [pid 4489] close(9) = -1 EBADF (Bad file descriptor) [pid 4489] close(10) = -1 EBADF (Bad file descriptor) [pid 4489] close(11) = -1 EBADF (Bad file descriptor) [pid 4489] close(12) = -1 EBADF (Bad file descriptor) [pid 4489] close(13) = -1 EBADF (Bad file descriptor) [pid 4489] close(14) = -1 EBADF (Bad file descriptor) [pid 4489] close(15) = -1 EBADF (Bad file descriptor) [pid 4489] close(16) = -1 EBADF (Bad file descriptor) [pid 4489] close(17) = -1 EBADF (Bad file descriptor) [pid 4489] close(18) = -1 EBADF (Bad file descriptor) [pid 4489] close(19) = -1 EBADF (Bad file descriptor) [pid 4489] close(20) = -1 EBADF (Bad file descriptor) [pid 4489] close(21) = -1 EBADF (Bad file descriptor) [pid 4489] close(22) = -1 EBADF (Bad file descriptor) [pid 4489] close(23) = -1 EBADF (Bad file descriptor) [pid 4489] close(24) = -1 EBADF (Bad file descriptor) [pid 4489] close(25) = -1 EBADF (Bad file descriptor) [pid 4489] close(26) = -1 EBADF (Bad file descriptor) [pid 4489] close(27) = -1 EBADF (Bad file descriptor) [pid 4489] close(28) = -1 EBADF (Bad file descriptor) [pid 4489] close(29) = -1 EBADF (Bad file descriptor) [pid 4489] exit_group(0 [pid 4506] <... futex resumed>) = ? [pid 4489] <... exit_group resumed>) = ? [pid 4506] +++ exited with 0 +++ [pid 4490] <... ioctl resumed> ) = ? [pid 4490] +++ exited with 0 +++ [pid 4489] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./37/binderfs") = 0 [pid 3610] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./37/cgroup") = 0 [pid 3610] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./37/cgroup.net") = 0 [pid 3610] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./37/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./37") = 0 [pid 3610] mkdir("./38", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4507 attached , child_tidptr=0x5555566ee5d0) = 113 [pid 4507] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4507] chdir("./38") = 0 [pid 4507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4507] setpgid(0, 0) = 0 [pid 4507] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4507] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4507] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4507] write(3, "1000", 4) = 4 [pid 4507] close(3) = 0 [pid 4507] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4507] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4507] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4507] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4507] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4508 attached [pid 4508] set_robust_list(0x7fa9c98459e0, 24 [pid 4507] <... clone resumed>, parent_tid=[114], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 114 [pid 4508] <... set_robust_list resumed>) = 0 [pid 4507] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4507] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4508] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4508] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4508] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4508] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4508] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4492] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4492] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4492] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4492] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4509 attached [pid 4509] set_robust_list(0x7fa9c98249e0, 24 [pid 4492] <... clone resumed>, parent_tid=[112], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 112 [pid 4509] <... set_robust_list resumed>) = 0 [pid 4492] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4509] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4492] <... futex resumed>) = 0 [pid 4509] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4492] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4509] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4492] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4509] <... futex resumed>) = 0 [pid 4509] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4492] close(3) = 0 [pid 4492] close(4) = -1 EBADF (Bad file descriptor) [pid 4492] close(5) = -1 EBADF (Bad file descriptor) [pid 4492] close(6) = -1 EBADF (Bad file descriptor) [pid 4492] close(7) = -1 EBADF (Bad file descriptor) [pid 4492] close(8) = -1 EBADF (Bad file descriptor) [pid 4492] close(9) = -1 EBADF (Bad file descriptor) [pid 4492] close(10) = -1 EBADF (Bad file descriptor) [pid 4492] close(11) = -1 EBADF (Bad file descriptor) [pid 4492] close(12) = -1 EBADF (Bad file descriptor) [pid 4492] close(13) = -1 EBADF (Bad file descriptor) [pid 4492] close(14) = -1 EBADF (Bad file descriptor) [pid 4492] close(15) = -1 EBADF (Bad file descriptor) [pid 4492] close(16) = -1 EBADF (Bad file descriptor) [pid 4492] close(17) = -1 EBADF (Bad file descriptor) [pid 4492] close(18) = -1 EBADF (Bad file descriptor) [pid 4492] close(19) = -1 EBADF (Bad file descriptor) [pid 4492] close(20) = -1 EBADF (Bad file descriptor) [pid 4492] close(21) = -1 EBADF (Bad file descriptor) [pid 4492] close(22) = -1 EBADF (Bad file descriptor) [pid 4492] close(23) = -1 EBADF (Bad file descriptor) [pid 4492] close(24) = -1 EBADF (Bad file descriptor) [pid 4492] close(25) = -1 EBADF (Bad file descriptor) [pid 4492] close(26) = -1 EBADF (Bad file descriptor) [pid 4492] close(27) = -1 EBADF (Bad file descriptor) [pid 4492] close(28) = -1 EBADF (Bad file descriptor) [pid 4492] close(29) = -1 EBADF (Bad file descriptor) [pid 4492] exit_group(0 [pid 4509] <... futex resumed>) = ? [pid 4493] <... ioctl resumed> ) = ? [pid 4492] <... exit_group resumed>) = ? [pid 4509] +++ exited with 0 +++ [pid 4493] +++ exited with 0 +++ [pid 4492] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./37/binderfs") = 0 [pid 3614] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./37/cgroup") = 0 [pid 3614] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./37/cgroup.net") = 0 [pid 3614] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./37/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./37") = 0 [pid 3614] mkdir("./38", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4510 attached [pid 4510] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 113 [pid 4510] <... set_robust_list resumed>) = 0 [pid 4510] chdir("./38") = 0 [pid 4510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4510] setpgid(0, 0) = 0 [pid 4510] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4510] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4510] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4510] write(3, "1000", 4) = 4 [pid 4510] close(3) = 0 [pid 4510] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4510] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4510] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4510] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4510] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4511 attached [pid 4511] set_robust_list(0x7fa9c98459e0, 24 [pid 4510] <... clone resumed>, parent_tid=[114], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 114 [pid 4511] <... set_robust_list resumed>) = 0 [pid 4510] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4511] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4510] <... futex resumed>) = 0 [pid 4511] <... openat resumed>) = 3 [pid 4510] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4511] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4511] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4511] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4511] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4496] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4496] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4496] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4496] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4512 attached [pid 4512] set_robust_list(0x7fa9c98249e0, 24 [pid 4496] <... clone resumed>, parent_tid=[113], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 113 [pid 4512] <... set_robust_list resumed>) = 0 [pid 4512] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4496] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4512] <... futex resumed>) = 0 [pid 4496] <... futex resumed>) = 1 [pid 4512] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4512] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4512] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4496] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4498] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4498] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4498] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4513 attached [pid 4513] set_robust_list(0x7fa9c98249e0, 24 [pid 4498] <... clone resumed>, parent_tid=[116], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 116 [pid 4513] <... set_robust_list resumed>) = 0 [pid 4498] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4513] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4498] <... futex resumed>) = 0 [pid 4513] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4498] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4513] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4513] <... futex resumed>) = 0 [pid 4513] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4496] close(3) = 0 [pid 4496] close(4) = -1 EBADF (Bad file descriptor) [pid 4496] close(5) = -1 EBADF (Bad file descriptor) [pid 4496] close(6) = -1 EBADF (Bad file descriptor) [pid 4496] close(7) = -1 EBADF (Bad file descriptor) [pid 4496] close(8) = -1 EBADF (Bad file descriptor) [pid 4496] close(9) = -1 EBADF (Bad file descriptor) [pid 4496] close(10) = -1 EBADF (Bad file descriptor) [pid 4496] close(11) = -1 EBADF (Bad file descriptor) [pid 4496] close(12) = -1 EBADF (Bad file descriptor) [pid 4496] close(13) = -1 EBADF (Bad file descriptor) [pid 4496] close(14) = -1 EBADF (Bad file descriptor) [pid 4496] close(15) = -1 EBADF (Bad file descriptor) [pid 4496] close(16) = -1 EBADF (Bad file descriptor) [pid 4496] close(17) = -1 EBADF (Bad file descriptor) [pid 4496] close(18) = -1 EBADF (Bad file descriptor) [pid 4496] close(19) = -1 EBADF (Bad file descriptor) [pid 4496] close(20) = -1 EBADF (Bad file descriptor) [pid 4496] close(21) = -1 EBADF (Bad file descriptor) [pid 4496] close(22) = -1 EBADF (Bad file descriptor) [pid 4496] close(23) = -1 EBADF (Bad file descriptor) [pid 4496] close(24) = -1 EBADF (Bad file descriptor) [pid 4496] close(25) = -1 EBADF (Bad file descriptor) [pid 4496] close(26) = -1 EBADF (Bad file descriptor) [pid 4496] close(27) = -1 EBADF (Bad file descriptor) [pid 4496] close(28) = -1 EBADF (Bad file descriptor) [pid 4496] close(29) = -1 EBADF (Bad file descriptor) [pid 4496] exit_group(0 [pid 4512] <... futex resumed>) = ? [pid 4497] <... ioctl resumed> ) = ? [pid 4496] <... exit_group resumed>) = ? [pid 4512] +++ exited with 0 +++ [pid 4497] +++ exited with 0 +++ [pid 4496] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./38/binderfs") = 0 [pid 3611] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./38/cgroup") = 0 [pid 3611] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./38/cgroup.net") = 0 [pid 3611] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./38/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./38") = 0 [pid 3611] mkdir("./39", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4514 attached [pid 4514] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 114 [pid 4514] <... set_robust_list resumed>) = 0 [pid 4514] chdir("./39") = 0 [pid 4514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4514] setpgid(0, 0) = 0 [pid 4514] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4514] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4514] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4514] write(3, "1000", 4) = 4 [pid 4514] close(3) = 0 [pid 4514] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4514] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4514] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4514] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4514] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4515 attached [pid 4515] set_robust_list(0x7fa9c98459e0, 24 [pid 4514] <... clone resumed>, parent_tid=[115], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 115 [pid 4515] <... set_robust_list resumed>) = 0 [pid 4514] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4515] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4514] <... futex resumed>) = 0 [pid 4515] <... openat resumed>) = 3 [pid 4514] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4515] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4515] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4498] close(3) = 0 [pid 4498] close(4) = -1 EBADF (Bad file descriptor) [pid 4498] close(5) = -1 EBADF (Bad file descriptor) [pid 4498] close(6) = -1 EBADF (Bad file descriptor) [pid 4498] close(7) = -1 EBADF (Bad file descriptor) [pid 4498] close(8) = -1 EBADF (Bad file descriptor) [pid 4498] close(9) = -1 EBADF (Bad file descriptor) [pid 4498] close(10) = -1 EBADF (Bad file descriptor) [pid 4498] close(11) = -1 EBADF (Bad file descriptor) [pid 4498] close(12) = -1 EBADF (Bad file descriptor) [pid 4498] close(13) = -1 EBADF (Bad file descriptor) [pid 4498] close(14) = -1 EBADF (Bad file descriptor) [pid 4498] close(15) = -1 EBADF (Bad file descriptor) [pid 4498] close(16) = -1 EBADF (Bad file descriptor) [pid 4498] close(17) = -1 EBADF (Bad file descriptor) [pid 4498] close(18) = -1 EBADF (Bad file descriptor) [pid 4498] close(19) = -1 EBADF (Bad file descriptor) [pid 4498] close(20) = -1 EBADF (Bad file descriptor) [pid 4498] close(21) = -1 EBADF (Bad file descriptor) [pid 4498] close(22) = -1 EBADF (Bad file descriptor) [pid 4498] close(23) = -1 EBADF (Bad file descriptor) [pid 4498] close(24) = -1 EBADF (Bad file descriptor) [pid 4498] close(25) = -1 EBADF (Bad file descriptor) [pid 4498] close(26) = -1 EBADF (Bad file descriptor) [pid 4498] close(27) = -1 EBADF (Bad file descriptor) [pid 4498] close(28) = -1 EBADF (Bad file descriptor) [pid 4498] close(29) = -1 EBADF (Bad file descriptor) [pid 4498] exit_group(0 [pid 4513] <... futex resumed>) = ? [pid 4499] <... ioctl resumed> ) = ? [pid 4498] <... exit_group resumed>) = ? [pid 4513] +++ exited with 0 +++ [pid 4499] +++ exited with 0 +++ [pid 4498] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./40/binderfs") = 0 [pid 3613] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./40/cgroup") = 0 [pid 3613] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./40/cgroup.net") = 0 [pid 3613] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./40/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./40") = 0 [pid 3613] mkdir("./41", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 117 ./strace-static-x86_64: Process 4516 attached [pid 4516] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4516] chdir("./41") = 0 [pid 4516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4516] setpgid(0, 0) = 0 [pid 4516] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4516] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4516] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4516] write(3, "1000", 4) = 4 [pid 4516] close(3) = 0 [pid 4516] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4516] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4516] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4516] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4516] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4517 attached , parent_tid=[118], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 118 [pid 4516] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4517] set_robust_list(0x7fa9c98459e0, 24 [pid 4516] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4517] <... set_robust_list resumed>) = 0 [pid 4517] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4517] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4517] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4517] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4517] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4501] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4501] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4501] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4501] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4518 attached [pid 4518] set_robust_list(0x7fa9c98249e0, 24 [pid 4501] <... clone resumed>, parent_tid=[116], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 116 [pid 4518] <... set_robust_list resumed>) = 0 [pid 4501] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4518] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4501] <... futex resumed>) = 0 [pid 4518] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4501] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4518] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4518] <... futex resumed>) = 0 [pid 4518] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4501] close(3) = 0 [pid 4501] close(4) = -1 EBADF (Bad file descriptor) [pid 4501] close(5) = -1 EBADF (Bad file descriptor) [pid 4501] close(6) = -1 EBADF (Bad file descriptor) [pid 4501] close(7) = -1 EBADF (Bad file descriptor) [pid 4501] close(8) = -1 EBADF (Bad file descriptor) [pid 4501] close(9) = -1 EBADF (Bad file descriptor) [pid 4501] close(10) = -1 EBADF (Bad file descriptor) [pid 4501] close(11) = -1 EBADF (Bad file descriptor) [pid 4501] close(12) = -1 EBADF (Bad file descriptor) [pid 4501] close(13) = -1 EBADF (Bad file descriptor) [pid 4501] close(14) = -1 EBADF (Bad file descriptor) [pid 4501] close(15) = -1 EBADF (Bad file descriptor) [pid 4501] close(16) = -1 EBADF (Bad file descriptor) [pid 4501] close(17) = -1 EBADF (Bad file descriptor) [pid 4501] close(18) = -1 EBADF (Bad file descriptor) [pid 4501] close(19) = -1 EBADF (Bad file descriptor) [pid 4501] close(20) = -1 EBADF (Bad file descriptor) [pid 4501] close(21) = -1 EBADF (Bad file descriptor) [pid 4501] close(22) = -1 EBADF (Bad file descriptor) [pid 4501] close(23) = -1 EBADF (Bad file descriptor) [pid 4501] close(24) = -1 EBADF (Bad file descriptor) [pid 4501] close(25) = -1 EBADF (Bad file descriptor) [pid 4501] close(26) = -1 EBADF (Bad file descriptor) [pid 4501] close(27) = -1 EBADF (Bad file descriptor) [pid 4501] close(28) = -1 EBADF (Bad file descriptor) [pid 4501] close(29) = -1 EBADF (Bad file descriptor) [pid 4501] exit_group(0 [pid 4518] <... futex resumed>) = ? [pid 4502] <... ioctl resumed> ) = ? [pid 4501] <... exit_group resumed>) = ? [pid 4502] +++ exited with 0 +++ [pid 4518] +++ exited with 0 +++ [pid 4501] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./39/binderfs") = 0 [pid 3615] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./39/cgroup") = 0 [pid 3615] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./39/cgroup.net") = 0 [pid 3615] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./39/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./39") = 0 [pid 3615] mkdir("./40", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4519 attached , child_tidptr=0x5555566ee5d0) = 117 [pid 4519] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4519] chdir("./40") = 0 [pid 4519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4519] setpgid(0, 0) = 0 [pid 4519] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4519] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4519] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4519] write(3, "1000", 4) = 4 [pid 4519] close(3) = 0 [pid 4519] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4519] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4519] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4519] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4519] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4520 attached [pid 4520] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4520] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4519] <... clone resumed>, parent_tid=[118], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 118 [pid 4519] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4520] <... futex resumed>) = 0 [pid 4519] <... futex resumed>) = 1 [pid 4520] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4519] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4520] <... openat resumed>) = 3 [pid 4520] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4520] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4504] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4504] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4504] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4504] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4521 attached [pid 4521] set_robust_list(0x7fa9c98249e0, 24 [pid 4504] <... clone resumed>, parent_tid=[115], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 115 [pid 4521] <... set_robust_list resumed>) = 0 [pid 4504] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4521] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4504] <... futex resumed>) = 0 [pid 4521] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4504] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4521] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4521] <... futex resumed>) = 0 [pid 4521] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4504] close(3) = 0 [pid 4504] close(4) = -1 EBADF (Bad file descriptor) [pid 4504] close(5) = -1 EBADF (Bad file descriptor) [pid 4504] close(6) = -1 EBADF (Bad file descriptor) [pid 4504] close(7) = -1 EBADF (Bad file descriptor) [pid 4504] close(8) = -1 EBADF (Bad file descriptor) [pid 4504] close(9) = -1 EBADF (Bad file descriptor) [pid 4504] close(10) = -1 EBADF (Bad file descriptor) [pid 4504] close(11) = -1 EBADF (Bad file descriptor) [pid 4504] close(12) = -1 EBADF (Bad file descriptor) [pid 4504] close(13) = -1 EBADF (Bad file descriptor) [pid 4504] close(14) = -1 EBADF (Bad file descriptor) [pid 4504] close(15) = -1 EBADF (Bad file descriptor) [pid 4504] close(16) = -1 EBADF (Bad file descriptor) [pid 4504] close(17) = -1 EBADF (Bad file descriptor) [pid 4504] close(18) = -1 EBADF (Bad file descriptor) [pid 4504] close(19) = -1 EBADF (Bad file descriptor) [pid 4504] close(20) = -1 EBADF (Bad file descriptor) [pid 4504] close(21) = -1 EBADF (Bad file descriptor) [pid 4504] close(22) = -1 EBADF (Bad file descriptor) [pid 4504] close(23) = -1 EBADF (Bad file descriptor) [pid 4504] close(24) = -1 EBADF (Bad file descriptor) [pid 4504] close(25) = -1 EBADF (Bad file descriptor) [pid 4504] close(26) = -1 EBADF (Bad file descriptor) [pid 4504] close(27) = -1 EBADF (Bad file descriptor) [pid 4504] close(28) = -1 EBADF (Bad file descriptor) [pid 4504] close(29) = -1 EBADF (Bad file descriptor) [pid 4504] exit_group(0 [pid 4521] <... futex resumed>) = ? [pid 4505] <... ioctl resumed> ) = ? [pid 4504] <... exit_group resumed>) = ? [pid 4505] +++ exited with 0 +++ [pid 4521] +++ exited with 0 +++ [pid 4504] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./39/binderfs") = 0 [pid 3612] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./39/cgroup") = 0 [pid 3612] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./39/cgroup.net") = 0 [pid 3612] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./39/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./39") = 0 [pid 3612] mkdir("./40", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4522 attached [pid 4522] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 116 [pid 4522] <... set_robust_list resumed>) = 0 [pid 4522] chdir("./40") = 0 [pid 4522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4522] setpgid(0, 0) = 0 [pid 4522] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4522] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4522] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4522] write(3, "1000", 4) = 4 [pid 4522] close(3) = 0 [pid 4522] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4522] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4522] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4522] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4522] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4523 attached [pid 4523] set_robust_list(0x7fa9c98459e0, 24 [pid 4522] <... clone resumed>, parent_tid=[117], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 117 [pid 4522] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4523] <... set_robust_list resumed>) = 0 [pid 4522] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4523] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4523] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4523] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4507] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4507] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4507] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4507] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4524 attached [pid 4524] set_robust_list(0x7fa9c98249e0, 24 [pid 4507] <... clone resumed>, parent_tid=[115], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 115 [pid 4524] <... set_robust_list resumed>) = 0 [pid 4507] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4524] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4507] <... futex resumed>) = 0 [pid 4524] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4507] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4524] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4524] <... futex resumed>) = 0 [pid 4524] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4507] close(3) = 0 [pid 4507] close(4) = -1 EBADF (Bad file descriptor) [pid 4507] close(5) = -1 EBADF (Bad file descriptor) [pid 4507] close(6) = -1 EBADF (Bad file descriptor) [pid 4507] close(7) = -1 EBADF (Bad file descriptor) [pid 4507] close(8) = -1 EBADF (Bad file descriptor) [pid 4507] close(9) = -1 EBADF (Bad file descriptor) [pid 4507] close(10) = -1 EBADF (Bad file descriptor) [pid 4507] close(11) = -1 EBADF (Bad file descriptor) [pid 4507] close(12) = -1 EBADF (Bad file descriptor) [pid 4507] close(13) = -1 EBADF (Bad file descriptor) [pid 4507] close(14) = -1 EBADF (Bad file descriptor) [pid 4507] close(15) = -1 EBADF (Bad file descriptor) [pid 4507] close(16) = -1 EBADF (Bad file descriptor) [pid 4507] close(17) = -1 EBADF (Bad file descriptor) [pid 4507] close(18) = -1 EBADF (Bad file descriptor) [pid 4507] close(19) = -1 EBADF (Bad file descriptor) [pid 4507] close(20) = -1 EBADF (Bad file descriptor) [pid 4507] close(21) = -1 EBADF (Bad file descriptor) [pid 4507] close(22) = -1 EBADF (Bad file descriptor) [pid 4507] close(23) = -1 EBADF (Bad file descriptor) [pid 4507] close(24) = -1 EBADF (Bad file descriptor) [pid 4507] close(25) = -1 EBADF (Bad file descriptor) [pid 4507] close(26) = -1 EBADF (Bad file descriptor) [pid 4507] close(27) = -1 EBADF (Bad file descriptor) [pid 4507] close(28) = -1 EBADF (Bad file descriptor) [pid 4507] close(29) = -1 EBADF (Bad file descriptor) [pid 4507] exit_group(0 [pid 4524] <... futex resumed>) = ? [pid 4508] <... ioctl resumed> ) = ? [pid 4507] <... exit_group resumed>) = ? [pid 4524] +++ exited with 0 +++ [pid 4508] +++ exited with 0 +++ [pid 4507] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=1, si_stime=3} --- [pid 3610] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./38/binderfs") = 0 [pid 3610] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./38/cgroup") = 0 [pid 3610] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./38/cgroup.net") = 0 [pid 3610] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./38/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./38") = 0 [pid 3610] mkdir("./39", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4525 attached [pid 4525] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 116 [pid 4525] chdir("./39") = 0 [pid 4525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4525] setpgid(0, 0) = 0 [pid 4525] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4525] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4525] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4525] write(3, "1000", 4) = 4 [pid 4525] close(3) = 0 [pid 4525] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4525] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4525] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4525] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4525] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4526 attached [pid 4526] set_robust_list(0x7fa9c98459e0, 24 [pid 4525] <... clone resumed>, parent_tid=[117], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 117 [pid 4526] <... set_robust_list resumed>) = 0 [pid 4525] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4526] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4525] <... futex resumed>) = 0 [pid 4525] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4526] <... openat resumed>) = 3 [pid 4526] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4526] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4526] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4526] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4510] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4510] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4510] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4510] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4527 attached [pid 4527] set_robust_list(0x7fa9c98249e0, 24 [pid 4510] <... clone resumed>, parent_tid=[115], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 115 [pid 4527] <... set_robust_list resumed>) = 0 [pid 4510] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4527] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4510] <... futex resumed>) = 0 [pid 4527] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4510] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4527] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4527] <... futex resumed>) = 0 [pid 4527] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4510] close(3) = 0 [pid 4510] close(4) = -1 EBADF (Bad file descriptor) [pid 4510] close(5) = -1 EBADF (Bad file descriptor) [pid 4510] close(6) = -1 EBADF (Bad file descriptor) [pid 4510] close(7) = -1 EBADF (Bad file descriptor) [pid 4510] close(8) = -1 EBADF (Bad file descriptor) [pid 4510] close(9) = -1 EBADF (Bad file descriptor) [pid 4510] close(10) = -1 EBADF (Bad file descriptor) [pid 4510] close(11) = -1 EBADF (Bad file descriptor) [pid 4510] close(12) = -1 EBADF (Bad file descriptor) [pid 4510] close(13) = -1 EBADF (Bad file descriptor) [pid 4510] close(14) = -1 EBADF (Bad file descriptor) [pid 4510] close(15) = -1 EBADF (Bad file descriptor) [pid 4510] close(16) = -1 EBADF (Bad file descriptor) [pid 4510] close(17) = -1 EBADF (Bad file descriptor) [pid 4510] close(18) = -1 EBADF (Bad file descriptor) [pid 4510] close(19) = -1 EBADF (Bad file descriptor) [pid 4510] close(20) = -1 EBADF (Bad file descriptor) [pid 4510] close(21) = -1 EBADF (Bad file descriptor) [pid 4510] close(22) = -1 EBADF (Bad file descriptor) [pid 4510] close(23) = -1 EBADF (Bad file descriptor) [pid 4510] close(24) = -1 EBADF (Bad file descriptor) [pid 4510] close(25) = -1 EBADF (Bad file descriptor) [pid 4510] close(26) = -1 EBADF (Bad file descriptor) [pid 4510] close(27) = -1 EBADF (Bad file descriptor) [pid 4510] close(28) = -1 EBADF (Bad file descriptor) [pid 4510] close(29) = -1 EBADF (Bad file descriptor) [pid 4510] exit_group(0 [pid 4527] <... futex resumed>) = ? [pid 4511] <... ioctl resumed> ) = ? [pid 4510] <... exit_group resumed>) = ? [pid 4527] +++ exited with 0 +++ [pid 4511] +++ exited with 0 +++ [pid 4510] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./38/binderfs") = 0 [pid 3614] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./38/cgroup") = 0 [pid 3614] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./38/cgroup.net") = 0 [pid 3614] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./38/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./38") = 0 [pid 3614] mkdir("./39", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4528 attached , child_tidptr=0x5555566ee5d0) = 116 [pid 4528] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4528] chdir("./39") = 0 [pid 4528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4528] setpgid(0, 0) = 0 [pid 4528] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4528] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4528] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4528] write(3, "1000", 4) = 4 [pid 4528] close(3) = 0 [pid 4528] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4528] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4528] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4528] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4528] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4529 attached [pid 4529] set_robust_list(0x7fa9c98459e0, 24 [pid 4528] <... clone resumed>, parent_tid=[117], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 117 [pid 4529] <... set_robust_list resumed>) = 0 [pid 4528] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4529] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4528] <... futex resumed>) = 0 [pid 4529] <... openat resumed>) = 3 [pid 4528] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4529] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4529] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4529] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4529] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4514] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4514] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4514] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4514] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4530 attached [pid 4530] set_robust_list(0x7fa9c98249e0, 24 [pid 4514] <... clone resumed>, parent_tid=[116], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 116 [pid 4530] <... set_robust_list resumed>) = 0 [pid 4514] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4530] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4514] <... futex resumed>) = 0 [pid 4530] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4514] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4530] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4514] <... futex resumed>) = 0 [pid 4530] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4514] close(3 [pid 4516] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4514] <... close resumed>) = 0 [pid 4516] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4514] close(4 [pid 4516] <... futex resumed>) = 0 [pid 4514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4514] close(5 [pid 4516] <... mmap resumed>) = 0x7fa9c9804000 [pid 4514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4516] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4514] close(6 [pid 4516] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4514] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4531 attached [pid 4514] close(7 [pid 4531] set_robust_list(0x7fa9c98249e0, 24 [pid 4516] <... clone resumed>, parent_tid=[119], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 119 [pid 4514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4531] <... set_robust_list resumed>) = 0 [pid 4516] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4514] close(8 [pid 4531] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4516] <... futex resumed>) = 0 [pid 4514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4531] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4516] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4514] close(9 [pid 4531] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4531] <... futex resumed>) = 0 [pid 4514] close(10 [pid 4531] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4514] close(11) = -1 EBADF (Bad file descriptor) [pid 4514] close(12) = -1 EBADF (Bad file descriptor) [pid 4514] close(13) = -1 EBADF (Bad file descriptor) [pid 4514] close(14) = -1 EBADF (Bad file descriptor) [pid 4514] close(15) = -1 EBADF (Bad file descriptor) [pid 4514] close(16) = -1 EBADF (Bad file descriptor) [pid 4514] close(17) = -1 EBADF (Bad file descriptor) [pid 4514] close(18) = -1 EBADF (Bad file descriptor) [pid 4514] close(19) = -1 EBADF (Bad file descriptor) [pid 4514] close(20) = -1 EBADF (Bad file descriptor) [pid 4514] close(21) = -1 EBADF (Bad file descriptor) [pid 4514] close(22) = -1 EBADF (Bad file descriptor) [pid 4514] close(23) = -1 EBADF (Bad file descriptor) [pid 4514] close(24) = -1 EBADF (Bad file descriptor) [pid 4514] close(25) = -1 EBADF (Bad file descriptor) [pid 4514] close(26) = -1 EBADF (Bad file descriptor) [pid 4514] close(27) = -1 EBADF (Bad file descriptor) [pid 4514] close(28) = -1 EBADF (Bad file descriptor) [pid 4514] close(29) = -1 EBADF (Bad file descriptor) [pid 4514] exit_group(0 [pid 4530] <... futex resumed>) = ? [pid 4515] <... ioctl resumed> ) = ? [pid 4514] <... exit_group resumed>) = ? [pid 4530] +++ exited with 0 +++ [pid 4515] +++ exited with 0 +++ [pid 4514] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./39/binderfs") = 0 [pid 3611] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./39/cgroup") = 0 [pid 3611] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./39/cgroup.net") = 0 [pid 3611] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./39/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./39") = 0 [pid 3611] mkdir("./40", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4532 attached , child_tidptr=0x5555566ee5d0) = 117 [pid 4532] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4532] chdir("./40") = 0 [pid 4532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4532] setpgid(0, 0) = 0 [pid 4532] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4532] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4532] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4532] write(3, "1000", 4) = 4 [pid 4532] close(3) = 0 [pid 4532] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4532] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4532] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4532] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4532] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4533 attached [pid 4533] set_robust_list(0x7fa9c98459e0, 24 [pid 4532] <... clone resumed>, parent_tid=[118], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 118 [pid 4533] <... set_robust_list resumed>) = 0 [pid 4532] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4533] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4532] <... futex resumed>) = 0 [pid 4532] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4533] <... openat resumed>) = 3 [pid 4533] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4533] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4533] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4533] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4516] close(3) = 0 [pid 4516] close(4) = -1 EBADF (Bad file descriptor) [pid 4516] close(5) = -1 EBADF (Bad file descriptor) [pid 4516] close(6) = -1 EBADF (Bad file descriptor) [pid 4516] close(7) = -1 EBADF (Bad file descriptor) [pid 4516] close(8) = -1 EBADF (Bad file descriptor) [pid 4516] close(9) = -1 EBADF (Bad file descriptor) [pid 4516] close(10) = -1 EBADF (Bad file descriptor) [pid 4516] close(11) = -1 EBADF (Bad file descriptor) [pid 4516] close(12) = -1 EBADF (Bad file descriptor) [pid 4516] close(13) = -1 EBADF (Bad file descriptor) [pid 4516] close(14) = -1 EBADF (Bad file descriptor) [pid 4516] close(15) = -1 EBADF (Bad file descriptor) [pid 4516] close(16) = -1 EBADF (Bad file descriptor) [pid 4516] close(17) = -1 EBADF (Bad file descriptor) [pid 4516] close(18) = -1 EBADF (Bad file descriptor) [pid 4516] close(19) = -1 EBADF (Bad file descriptor) [pid 4516] close(20) = -1 EBADF (Bad file descriptor) [pid 4516] close(21) = -1 EBADF (Bad file descriptor) [pid 4516] close(22) = -1 EBADF (Bad file descriptor) [pid 4516] close(23) = -1 EBADF (Bad file descriptor) [pid 4516] close(24) = -1 EBADF (Bad file descriptor) [pid 4516] close(25) = -1 EBADF (Bad file descriptor) [pid 4516] close(26) = -1 EBADF (Bad file descriptor) [pid 4516] close(27) = -1 EBADF (Bad file descriptor) [pid 4516] close(28) = -1 EBADF (Bad file descriptor) [pid 4516] close(29) = -1 EBADF (Bad file descriptor) [pid 4516] exit_group(0 [pid 4531] <... futex resumed>) = ? [pid 4531] +++ exited with 0 +++ [pid 4517] <... ioctl resumed> ) = ? [pid 4516] <... exit_group resumed>) = ? [pid 4517] +++ exited with 0 +++ [pid 4516] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=1, si_stime=3} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./41/binderfs") = 0 [pid 3613] umount2("./41/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./41/cgroup") = 0 [pid 3613] umount2("./41/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./41/cgroup.net") = 0 [pid 3613] umount2("./41/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./41/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./41") = 0 [pid 3613] mkdir("./42", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4534 attached [pid 4534] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 120 [pid 4534] <... set_robust_list resumed>) = 0 [pid 4534] chdir("./42") = 0 [pid 4534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4534] setpgid(0, 0) = 0 [pid 4534] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4534] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4534] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4534] write(3, "1000", 4) = 4 [pid 4534] close(3) = 0 [pid 4534] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4534] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4534] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4534] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4534] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4535 attached [pid 4535] set_robust_list(0x7fa9c98459e0, 24 [pid 4534] <... clone resumed>, parent_tid=[121], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 121 [pid 4535] <... set_robust_list resumed>) = 0 [pid 4534] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4535] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4534] <... futex resumed>) = 0 [pid 4535] <... openat resumed>) = 3 [pid 4534] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4535] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4535] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4535] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4535] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4519] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4519] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4519] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4536 attached [pid 4536] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4519] <... clone resumed>, parent_tid=[119], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 119 [pid 4536] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 4519] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4536] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4519] <... futex resumed>) = 0 [pid 4536] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4519] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4536] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4536] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4519] close(3) = 0 [pid 4519] close(4) = -1 EBADF (Bad file descriptor) [pid 4519] close(5) = -1 EBADF (Bad file descriptor) [pid 4519] close(6) = -1 EBADF (Bad file descriptor) [pid 4519] close(7) = -1 EBADF (Bad file descriptor) [pid 4519] close(8) = -1 EBADF (Bad file descriptor) [pid 4519] close(9) = -1 EBADF (Bad file descriptor) [pid 4519] close(10) = -1 EBADF (Bad file descriptor) [pid 4519] close(11) = -1 EBADF (Bad file descriptor) [pid 4519] close(12) = -1 EBADF (Bad file descriptor) [pid 4519] close(13) = -1 EBADF (Bad file descriptor) [pid 4519] close(14) = -1 EBADF (Bad file descriptor) [pid 4519] close(15) = -1 EBADF (Bad file descriptor) [pid 4519] close(16) = -1 EBADF (Bad file descriptor) [pid 4519] close(17) = -1 EBADF (Bad file descriptor) [pid 4519] close(18) = -1 EBADF (Bad file descriptor) [pid 4519] close(19) = -1 EBADF (Bad file descriptor) [pid 4519] close(20) = -1 EBADF (Bad file descriptor) [pid 4519] close(21) = -1 EBADF (Bad file descriptor) [pid 4519] close(22) = -1 EBADF (Bad file descriptor) [pid 4519] close(23) = -1 EBADF (Bad file descriptor) [pid 4519] close(24) = -1 EBADF (Bad file descriptor) [pid 4519] close(25) = -1 EBADF (Bad file descriptor) [pid 4519] close(26) = -1 EBADF (Bad file descriptor) [pid 4519] close(27) = -1 EBADF (Bad file descriptor) [pid 4519] close(28) = -1 EBADF (Bad file descriptor) [pid 4519] close(29) = -1 EBADF (Bad file descriptor) [pid 4519] exit_group(0 [pid 4536] <... futex resumed>) = ? [pid 4519] <... exit_group resumed>) = ? [pid 4536] +++ exited with 0 +++ [pid 4520] <... ioctl resumed> ) = ? [pid 4520] +++ exited with 0 +++ [pid 4519] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./40/binderfs") = 0 [pid 3615] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./40/cgroup") = 0 [pid 3615] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./40/cgroup.net") = 0 [pid 3615] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./40/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./40") = 0 [pid 3615] mkdir("./41", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4537 attached , child_tidptr=0x5555566ee5d0) = 120 [pid 4537] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4537] chdir("./41") = 0 [pid 4537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4537] setpgid(0, 0) = 0 [pid 4537] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4537] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4537] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4537] write(3, "1000", 4) = 4 [pid 4537] close(3) = 0 [pid 4537] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4537] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4537] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4537] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4537] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4538 attached [pid 4538] set_robust_list(0x7fa9c98459e0, 24 [pid 4537] <... clone resumed>, parent_tid=[121], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 121 [pid 4538] <... set_robust_list resumed>) = 0 [pid 4537] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4538] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4537] <... futex resumed>) = 0 [pid 4538] <... openat resumed>) = 3 [pid 4537] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4538] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4538] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4538] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4538] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4522] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4522] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4522] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4522] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4539 attached [pid 4539] set_robust_list(0x7fa9c98249e0, 24 [pid 4522] <... clone resumed>, parent_tid=[118], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 118 [pid 4539] <... set_robust_list resumed>) = 0 [pid 4539] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4522] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4539] <... futex resumed>) = 0 [pid 4522] <... futex resumed>) = 1 [pid 4539] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4522] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4539] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4539] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4522] <... futex resumed>) = 0 [pid 4539] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4522] close(3) = 0 [pid 4522] close(4) = -1 EBADF (Bad file descriptor) [pid 4522] close(5) = -1 EBADF (Bad file descriptor) [pid 4522] close(6) = -1 EBADF (Bad file descriptor) [pid 4522] close(7) = -1 EBADF (Bad file descriptor) [pid 4522] close(8) = -1 EBADF (Bad file descriptor) [pid 4522] close(9) = -1 EBADF (Bad file descriptor) [pid 4522] close(10) = -1 EBADF (Bad file descriptor) [pid 4522] close(11) = -1 EBADF (Bad file descriptor) [pid 4522] close(12) = -1 EBADF (Bad file descriptor) [pid 4522] close(13) = -1 EBADF (Bad file descriptor) [pid 4522] close(14) = -1 EBADF (Bad file descriptor) [pid 4522] close(15) = -1 EBADF (Bad file descriptor) [pid 4522] close(16) = -1 EBADF (Bad file descriptor) [pid 4522] close(17) = -1 EBADF (Bad file descriptor) [pid 4522] close(18) = -1 EBADF (Bad file descriptor) [pid 4522] close(19) = -1 EBADF (Bad file descriptor) [pid 4522] close(20) = -1 EBADF (Bad file descriptor) [pid 4522] close(21) = -1 EBADF (Bad file descriptor) [pid 4522] close(22) = -1 EBADF (Bad file descriptor) [pid 4522] close(23) = -1 EBADF (Bad file descriptor) [pid 4522] close(24) = -1 EBADF (Bad file descriptor) [pid 4522] close(25) = -1 EBADF (Bad file descriptor) [pid 4522] close(26) = -1 EBADF (Bad file descriptor) [pid 4522] close(27) = -1 EBADF (Bad file descriptor) [pid 4522] close(28) = -1 EBADF (Bad file descriptor) [pid 4522] close(29) = -1 EBADF (Bad file descriptor) [pid 4522] exit_group(0 [pid 4539] <... futex resumed>) = ? [pid 4522] <... exit_group resumed>) = ? [pid 4539] +++ exited with 0 +++ [pid 4523] <... ioctl resumed> ) = ? [pid 4523] +++ exited with 0 +++ [pid 4522] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3612] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./40/binderfs") = 0 [pid 3612] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./40/cgroup") = 0 [pid 3612] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./40/cgroup.net") = 0 [pid 3612] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./40/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./40") = 0 [pid 3612] mkdir("./41", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4540 attached [pid 4540] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4540] chdir("./41" [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 119 [pid 4540] <... chdir resumed>) = 0 [pid 4540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4540] setpgid(0, 0) = 0 [pid 4540] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4540] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4540] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4540] write(3, "1000", 4) = 4 [pid 4540] close(3) = 0 [pid 4540] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4540] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4540] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4540] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4540] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4541 attached [pid 4541] set_robust_list(0x7fa9c98459e0, 24 [pid 4540] <... clone resumed>, parent_tid=[120], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 120 [pid 4541] <... set_robust_list resumed>) = 0 [pid 4540] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4541] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4540] <... futex resumed>) = 0 [pid 4540] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4541] <... openat resumed>) = 3 [pid 4541] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4541] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4525] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4525] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4525] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4525] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4542 attached [pid 4542] set_robust_list(0x7fa9c98249e0, 24 [pid 4525] <... clone resumed>, parent_tid=[118], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 118 [pid 4542] <... set_robust_list resumed>) = 0 [pid 4525] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4542] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4525] <... futex resumed>) = 0 [pid 4542] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4525] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4542] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4542] <... futex resumed>) = 0 [pid 4542] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4525] close(3) = 0 [pid 4525] close(4) = -1 EBADF (Bad file descriptor) [pid 4525] close(5) = -1 EBADF (Bad file descriptor) [pid 4525] close(6) = -1 EBADF (Bad file descriptor) [pid 4525] close(7) = -1 EBADF (Bad file descriptor) [pid 4525] close(8) = -1 EBADF (Bad file descriptor) [pid 4525] close(9) = -1 EBADF (Bad file descriptor) [pid 4525] close(10) = -1 EBADF (Bad file descriptor) [pid 4525] close(11) = -1 EBADF (Bad file descriptor) [pid 4525] close(12) = -1 EBADF (Bad file descriptor) [pid 4525] close(13) = -1 EBADF (Bad file descriptor) [pid 4525] close(14) = -1 EBADF (Bad file descriptor) [pid 4525] close(15) = -1 EBADF (Bad file descriptor) [pid 4525] close(16) = -1 EBADF (Bad file descriptor) [pid 4525] close(17) = -1 EBADF (Bad file descriptor) [pid 4525] close(18) = -1 EBADF (Bad file descriptor) [pid 4525] close(19) = -1 EBADF (Bad file descriptor) [pid 4525] close(20) = -1 EBADF (Bad file descriptor) [pid 4525] close(21) = -1 EBADF (Bad file descriptor) [pid 4525] close(22) = -1 EBADF (Bad file descriptor) [pid 4525] close(23) = -1 EBADF (Bad file descriptor) [pid 4525] close(24) = -1 EBADF (Bad file descriptor) [pid 4525] close(25) = -1 EBADF (Bad file descriptor) [pid 4525] close(26) = -1 EBADF (Bad file descriptor) [pid 4525] close(27) = -1 EBADF (Bad file descriptor) [pid 4525] close(28) = -1 EBADF (Bad file descriptor) [pid 4525] close(29) = -1 EBADF (Bad file descriptor) [pid 4525] exit_group(0 [pid 4542] <... futex resumed>) = ? [pid 4526] <... ioctl resumed> ) = ? [pid 4525] <... exit_group resumed>) = ? [pid 4526] +++ exited with 0 +++ [pid 4542] +++ exited with 0 +++ [pid 4525] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./39/binderfs") = 0 [pid 3610] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./39/cgroup") = 0 [pid 3610] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./39/cgroup.net") = 0 [pid 3610] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./39/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./39") = 0 [pid 3610] mkdir("./40", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4543 attached [pid 4543] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 119 [pid 4543] <... set_robust_list resumed>) = 0 [pid 4543] chdir("./40") = 0 [pid 4543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4543] setpgid(0, 0) = 0 [pid 4543] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4543] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4543] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4543] write(3, "1000", 4) = 4 [pid 4543] close(3) = 0 [pid 4543] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4543] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4543] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4543] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4543] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4544 attached , parent_tid=[120], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 120 [pid 4544] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4543] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4543] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4544] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4544] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4544] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4528] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4528] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4528] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4545 attached [pid 4545] set_robust_list(0x7fa9c98249e0, 24 [pid 4528] <... clone resumed>, parent_tid=[118], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 118 [pid 4545] <... set_robust_list resumed>) = 0 [pid 4528] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4545] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4528] <... futex resumed>) = 0 [pid 4545] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4528] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4545] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4545] <... futex resumed>) = 0 [pid 4545] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4528] close(3) = 0 [pid 4528] close(4) = -1 EBADF (Bad file descriptor) [pid 4528] close(5) = -1 EBADF (Bad file descriptor) [pid 4528] close(6) = -1 EBADF (Bad file descriptor) [pid 4528] close(7) = -1 EBADF (Bad file descriptor) [pid 4528] close(8) = -1 EBADF (Bad file descriptor) [pid 4528] close(9) = -1 EBADF (Bad file descriptor) [pid 4528] close(10) = -1 EBADF (Bad file descriptor) [pid 4528] close(11) = -1 EBADF (Bad file descriptor) [pid 4528] close(12) = -1 EBADF (Bad file descriptor) [pid 4528] close(13) = -1 EBADF (Bad file descriptor) [pid 4528] close(14) = -1 EBADF (Bad file descriptor) [pid 4528] close(15) = -1 EBADF (Bad file descriptor) [pid 4528] close(16) = -1 EBADF (Bad file descriptor) [pid 4528] close(17) = -1 EBADF (Bad file descriptor) [pid 4528] close(18) = -1 EBADF (Bad file descriptor) [pid 4528] close(19) = -1 EBADF (Bad file descriptor) [pid 4528] close(20) = -1 EBADF (Bad file descriptor) [pid 4528] close(21) = -1 EBADF (Bad file descriptor) [pid 4528] close(22) = -1 EBADF (Bad file descriptor) [pid 4528] close(23) = -1 EBADF (Bad file descriptor) [pid 4528] close(24) = -1 EBADF (Bad file descriptor) [pid 4528] close(25) = -1 EBADF (Bad file descriptor) [pid 4528] close(26) = -1 EBADF (Bad file descriptor) [pid 4528] close(27) = -1 EBADF (Bad file descriptor) [pid 4528] close(28) = -1 EBADF (Bad file descriptor) [pid 4528] close(29) = -1 EBADF (Bad file descriptor) [pid 4528] exit_group(0) = ? [pid 4545] <... futex resumed>) = ? [pid 4529] <... ioctl resumed> ) = ? [pid 4545] +++ exited with 0 +++ [pid 4529] +++ exited with 0 +++ [pid 4528] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./39/binderfs") = 0 [pid 3614] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./39/cgroup") = 0 [pid 3614] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./39/cgroup.net") = 0 [pid 3614] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./39/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./39") = 0 [pid 3614] mkdir("./40", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4546 attached , child_tidptr=0x5555566ee5d0) = 119 [pid 4546] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4546] chdir("./40") = 0 [pid 4546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4546] setpgid(0, 0) = 0 [pid 4546] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4546] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4546] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4546] write(3, "1000", 4) = 4 [pid 4546] close(3) = 0 [pid 4546] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4546] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4546] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4546] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4546] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4547 attached [pid 4547] set_robust_list(0x7fa9c98459e0, 24 [pid 4546] <... clone resumed>, parent_tid=[120], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 120 [pid 4547] <... set_robust_list resumed>) = 0 [pid 4546] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4547] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4546] <... futex resumed>) = 0 [pid 4547] <... openat resumed>) = 3 [pid 4546] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4547] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4547] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4547] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4547] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4532] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4532] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4532] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4532] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4548 attached [pid 4548] set_robust_list(0x7fa9c98249e0, 24 [pid 4532] <... clone resumed>, parent_tid=[119], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 119 [pid 4548] <... set_robust_list resumed>) = 0 [pid 4532] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4548] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4532] <... futex resumed>) = 0 [pid 4548] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4532] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4548] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4548] <... futex resumed>) = 0 [pid 4548] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4532] close(3) = 0 [pid 4532] close(4) = -1 EBADF (Bad file descriptor) [pid 4532] close(5) = -1 EBADF (Bad file descriptor) [pid 4532] close(6) = -1 EBADF (Bad file descriptor) [pid 4532] close(7 [pid 4534] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4534] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4532] close(8 [pid 4534] <... futex resumed>) = 0 [pid 4532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4532] close(9 [pid 4534] <... mmap resumed>) = 0x7fa9c9804000 [pid 4532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4534] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4532] close(10 [pid 4534] <... mprotect resumed>) = 0 [pid 4532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4534] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4532] close(11./strace-static-x86_64: Process 4549 attached ) = -1 EBADF (Bad file descriptor) [pid 4549] set_robust_list(0x7fa9c98249e0, 24 [pid 4534] <... clone resumed>, parent_tid=[122], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 122 [pid 4532] close(12 [pid 4549] <... set_robust_list resumed>) = 0 [pid 4534] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4549] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4534] <... futex resumed>) = 0 [pid 4532] close(13 [pid 4549] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4534] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4549] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4532] close(14 [pid 4549] <... futex resumed>) = 0 [pid 4532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4549] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4532] close(15) = -1 EBADF (Bad file descriptor) [pid 4532] close(16) = -1 EBADF (Bad file descriptor) [pid 4532] close(17) = -1 EBADF (Bad file descriptor) [pid 4532] close(18) = -1 EBADF (Bad file descriptor) [pid 4532] close(19) = -1 EBADF (Bad file descriptor) [pid 4532] close(20) = -1 EBADF (Bad file descriptor) [pid 4532] close(21) = -1 EBADF (Bad file descriptor) [pid 4532] close(22) = -1 EBADF (Bad file descriptor) [pid 4532] close(23) = -1 EBADF (Bad file descriptor) [pid 4532] close(24) = -1 EBADF (Bad file descriptor) [pid 4532] close(25) = -1 EBADF (Bad file descriptor) [pid 4532] close(26) = -1 EBADF (Bad file descriptor) [pid 4532] close(27) = -1 EBADF (Bad file descriptor) [pid 4532] close(28) = -1 EBADF (Bad file descriptor) [pid 4532] close(29) = -1 EBADF (Bad file descriptor) [pid 4532] exit_group(0) = ? [pid 4533] <... ioctl resumed> ) = ? [pid 4548] <... futex resumed>) = ? [pid 4533] +++ exited with 0 +++ [pid 4548] +++ exited with 0 +++ [pid 4532] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./40/binderfs") = 0 [pid 3611] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./40/cgroup") = 0 [pid 3611] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./40/cgroup.net") = 0 [pid 3611] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./40/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./40") = 0 [pid 3611] mkdir("./41", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4550 attached [pid 4550] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 120 [pid 4550] chdir("./41") = 0 [pid 4550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4550] setpgid(0, 0) = 0 [pid 4550] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4550] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4550] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4550] write(3, "1000", 4) = 4 [pid 4550] close(3) = 0 [pid 4550] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4550] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4550] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4550] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4550] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4551 attached [pid 4551] set_robust_list(0x7fa9c98459e0, 24 [pid 4550] <... clone resumed>, parent_tid=[121], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 121 [pid 4551] <... set_robust_list resumed>) = 0 [pid 4550] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4551] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4550] <... futex resumed>) = 0 [pid 4551] <... openat resumed>) = 3 [pid 4550] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4551] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4551] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4551] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4551] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4534] close(3) = 0 [pid 4534] close(4) = -1 EBADF (Bad file descriptor) [pid 4534] close(5) = -1 EBADF (Bad file descriptor) [pid 4534] close(6) = -1 EBADF (Bad file descriptor) [pid 4534] close(7) = -1 EBADF (Bad file descriptor) [pid 4534] close(8) = -1 EBADF (Bad file descriptor) [pid 4534] close(9) = -1 EBADF (Bad file descriptor) [pid 4534] close(10) = -1 EBADF (Bad file descriptor) [pid 4534] close(11) = -1 EBADF (Bad file descriptor) [pid 4534] close(12) = -1 EBADF (Bad file descriptor) [pid 4534] close(13) = -1 EBADF (Bad file descriptor) [pid 4534] close(14) = -1 EBADF (Bad file descriptor) [pid 4534] close(15) = -1 EBADF (Bad file descriptor) [pid 4534] close(16) = -1 EBADF (Bad file descriptor) [pid 4534] close(17) = -1 EBADF (Bad file descriptor) [pid 4534] close(18) = -1 EBADF (Bad file descriptor) [pid 4534] close(19) = -1 EBADF (Bad file descriptor) [pid 4534] close(20) = -1 EBADF (Bad file descriptor) [pid 4534] close(21) = -1 EBADF (Bad file descriptor) [pid 4534] close(22) = -1 EBADF (Bad file descriptor) [pid 4534] close(23) = -1 EBADF (Bad file descriptor) [pid 4534] close(24) = -1 EBADF (Bad file descriptor) [pid 4534] close(25) = -1 EBADF (Bad file descriptor) [pid 4534] close(26) = -1 EBADF (Bad file descriptor) [pid 4534] close(27) = -1 EBADF (Bad file descriptor) [pid 4534] close(28) = -1 EBADF (Bad file descriptor) [pid 4534] close(29) = -1 EBADF (Bad file descriptor) [pid 4534] exit_group(0 [pid 4549] <... futex resumed>) = ? [pid 4549] +++ exited with 0 +++ [pid 4535] <... ioctl resumed> ) = ? [pid 4534] <... exit_group resumed>) = ? [pid 4535] +++ exited with 0 +++ [pid 4534] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./42/binderfs") = 0 [pid 3613] umount2("./42/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./42/cgroup") = 0 [pid 3613] umount2("./42/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./42/cgroup.net") = 0 [pid 3613] umount2("./42/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./42/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./42") = 0 [pid 3613] mkdir("./43", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4552 attached , child_tidptr=0x5555566ee5d0) = 123 [pid 4552] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4552] chdir("./43") = 0 [pid 4552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4552] setpgid(0, 0) = 0 [pid 4552] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4552] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4552] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4552] write(3, "1000", 4) = 4 [pid 4552] close(3) = 0 [pid 4552] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4552] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4552] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4552] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4552] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4553 attached [pid 4553] set_robust_list(0x7fa9c98459e0, 24 [pid 4552] <... clone resumed>, parent_tid=[124], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 124 [pid 4553] <... set_robust_list resumed>) = 0 [pid 4552] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4553] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4552] <... futex resumed>) = 0 [pid 4553] <... openat resumed>) = 3 [pid 4553] ioctl(3, USB_RAW_IOCTL_INIT [pid 4552] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4553] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4553] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4553] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4553] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4537] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4537] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4537] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4537] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4554 attached [pid 4554] set_robust_list(0x7fa9c98249e0, 24 [pid 4537] <... clone resumed>, parent_tid=[122], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 122 [pid 4554] <... set_robust_list resumed>) = 0 [pid 4537] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4554] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4537] <... futex resumed>) = 0 [pid 4554] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4537] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4554] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4554] <... futex resumed>) = 0 [pid 4554] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4537] close(3) = 0 [pid 4537] close(4) = -1 EBADF (Bad file descriptor) [pid 4537] close(5) = -1 EBADF (Bad file descriptor) [pid 4537] close(6) = -1 EBADF (Bad file descriptor) [pid 4537] close(7) = -1 EBADF (Bad file descriptor) [pid 4537] close(8) = -1 EBADF (Bad file descriptor) [pid 4537] close(9) = -1 EBADF (Bad file descriptor) [pid 4537] close(10) = -1 EBADF (Bad file descriptor) [pid 4537] close(11) = -1 EBADF (Bad file descriptor) [pid 4537] close(12) = -1 EBADF (Bad file descriptor) [pid 4537] close(13) = -1 EBADF (Bad file descriptor) [pid 4537] close(14) = -1 EBADF (Bad file descriptor) [pid 4537] close(15) = -1 EBADF (Bad file descriptor) [pid 4537] close(16) = -1 EBADF (Bad file descriptor) [pid 4537] close(17) = -1 EBADF (Bad file descriptor) [pid 4537] close(18) = -1 EBADF (Bad file descriptor) [pid 4537] close(19) = -1 EBADF (Bad file descriptor) [pid 4537] close(20) = -1 EBADF (Bad file descriptor) [pid 4537] close(21) = -1 EBADF (Bad file descriptor) [pid 4537] close(22) = -1 EBADF (Bad file descriptor) [pid 4537] close(23) = -1 EBADF (Bad file descriptor) [pid 4537] close(24) = -1 EBADF (Bad file descriptor) [pid 4537] close(25) = -1 EBADF (Bad file descriptor) [pid 4537] close(26) = -1 EBADF (Bad file descriptor) [pid 4537] close(27) = -1 EBADF (Bad file descriptor) [pid 4537] close(28) = -1 EBADF (Bad file descriptor) [pid 4537] close(29) = -1 EBADF (Bad file descriptor) [pid 4537] exit_group(0) = ? [pid 4554] <... futex resumed>) = ? [pid 4538] <... ioctl resumed> ) = ? [pid 4554] +++ exited with 0 +++ [pid 4538] +++ exited with 0 +++ [pid 4537] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./41/binderfs") = 0 [pid 3615] umount2("./41/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./41/cgroup") = 0 [pid 3615] umount2("./41/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./41/cgroup.net") = 0 [pid 3615] umount2("./41/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./41/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./41") = 0 [pid 3615] mkdir("./42", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4555 attached [pid 4555] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 123 [pid 4555] <... set_robust_list resumed>) = 0 [pid 4555] chdir("./42") = 0 [pid 4555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4555] setpgid(0, 0) = 0 [pid 4555] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4555] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4555] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4555] write(3, "1000", 4) = 4 [pid 4555] close(3) = 0 [pid 4555] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4555] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4555] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4555] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4555] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4556 attached , parent_tid=[124], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 124 [pid 4556] set_robust_list(0x7fa9c98459e0, 24 [pid 4555] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4556] <... set_robust_list resumed>) = 0 [pid 4555] <... futex resumed>) = 0 [pid 4555] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4556] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4556] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4556] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4556] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4556] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4540] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4540] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4540] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4540] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4557 attached [pid 4557] set_robust_list(0x7fa9c98249e0, 24 [pid 4540] <... clone resumed>, parent_tid=[121], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 121 [pid 4557] <... set_robust_list resumed>) = 0 [pid 4540] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4557] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4540] <... futex resumed>) = 0 [pid 4557] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4540] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4557] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4557] <... futex resumed>) = 0 [pid 4557] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4540] close(3) = 0 [pid 4540] close(4) = -1 EBADF (Bad file descriptor) [pid 4540] close(5) = -1 EBADF (Bad file descriptor) [pid 4540] close(6) = -1 EBADF (Bad file descriptor) [pid 4540] close(7) = -1 EBADF (Bad file descriptor) [pid 4540] close(8) = -1 EBADF (Bad file descriptor) [pid 4540] close(9) = -1 EBADF (Bad file descriptor) [pid 4540] close(10) = -1 EBADF (Bad file descriptor) [pid 4540] close(11) = -1 EBADF (Bad file descriptor) [pid 4540] close(12) = -1 EBADF (Bad file descriptor) [pid 4540] close(13) = -1 EBADF (Bad file descriptor) [pid 4540] close(14) = -1 EBADF (Bad file descriptor) [pid 4540] close(15) = -1 EBADF (Bad file descriptor) [pid 4540] close(16) = -1 EBADF (Bad file descriptor) [pid 4540] close(17) = -1 EBADF (Bad file descriptor) [pid 4540] close(18) = -1 EBADF (Bad file descriptor) [pid 4540] close(19) = -1 EBADF (Bad file descriptor) [pid 4540] close(20) = -1 EBADF (Bad file descriptor) [pid 4540] close(21) = -1 EBADF (Bad file descriptor) [pid 4540] close(22) = -1 EBADF (Bad file descriptor) [pid 4540] close(23) = -1 EBADF (Bad file descriptor) [pid 4540] close(24) = -1 EBADF (Bad file descriptor) [pid 4540] close(25) = -1 EBADF (Bad file descriptor) [pid 4540] close(26) = -1 EBADF (Bad file descriptor) [pid 4540] close(27) = -1 EBADF (Bad file descriptor) [pid 4540] close(28) = -1 EBADF (Bad file descriptor) [pid 4540] close(29) = -1 EBADF (Bad file descriptor) [pid 4540] exit_group(0 [pid 4557] <... futex resumed>) = ? [pid 4557] +++ exited with 0 +++ [pid 4541] <... ioctl resumed> ) = ? [pid 4540] <... exit_group resumed>) = ? [pid 4541] +++ exited with 0 +++ [pid 4540] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./41/binderfs") = 0 [pid 3612] umount2("./41/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./41/cgroup") = 0 [pid 3612] umount2("./41/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./41/cgroup.net") = 0 [pid 3612] umount2("./41/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./41/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./41") = 0 [pid 3612] mkdir("./42", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4558 attached , child_tidptr=0x5555566ee5d0) = 122 [pid 4558] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4558] chdir("./42") = 0 [pid 4558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4558] setpgid(0, 0) = 0 [pid 4558] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4558] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4558] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4558] write(3, "1000", 4) = 4 [pid 4558] close(3) = 0 [pid 4558] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4558] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4558] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4558] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4558] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4559 attached [pid 4559] set_robust_list(0x7fa9c98459e0, 24 [pid 4558] <... clone resumed>, parent_tid=[123], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 123 [pid 4558] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4558] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4559] <... set_robust_list resumed>) = 0 [pid 4559] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4559] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4559] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4559] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4559] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4543] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4543] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4543] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4543] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4560 attached [pid 4560] set_robust_list(0x7fa9c98249e0, 24 [pid 4543] <... clone resumed>, parent_tid=[121], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 121 [pid 4560] <... set_robust_list resumed>) = 0 [pid 4543] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4560] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4543] <... futex resumed>) = 0 [pid 4560] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4543] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4560] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4560] <... futex resumed>) = 0 [pid 4560] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4543] close(3) = 0 [pid 4543] close(4) = -1 EBADF (Bad file descriptor) [pid 4543] close(5) = -1 EBADF (Bad file descriptor) [pid 4543] close(6) = -1 EBADF (Bad file descriptor) [pid 4543] close(7) = -1 EBADF (Bad file descriptor) [pid 4543] close(8) = -1 EBADF (Bad file descriptor) [pid 4543] close(9) = -1 EBADF (Bad file descriptor) [pid 4543] close(10) = -1 EBADF (Bad file descriptor) [pid 4543] close(11) = -1 EBADF (Bad file descriptor) [pid 4543] close(12) = -1 EBADF (Bad file descriptor) [pid 4543] close(13) = -1 EBADF (Bad file descriptor) [pid 4543] close(14) = -1 EBADF (Bad file descriptor) [pid 4543] close(15) = -1 EBADF (Bad file descriptor) [pid 4543] close(16) = -1 EBADF (Bad file descriptor) [pid 4543] close(17) = -1 EBADF (Bad file descriptor) [pid 4543] close(18) = -1 EBADF (Bad file descriptor) [pid 4543] close(19) = -1 EBADF (Bad file descriptor) [pid 4543] close(20) = -1 EBADF (Bad file descriptor) [pid 4543] close(21) = -1 EBADF (Bad file descriptor) [pid 4543] close(22) = -1 EBADF (Bad file descriptor) [pid 4543] close(23) = -1 EBADF (Bad file descriptor) [pid 4543] close(24) = -1 EBADF (Bad file descriptor) [pid 4543] close(25) = -1 EBADF (Bad file descriptor) [pid 4543] close(26) = -1 EBADF (Bad file descriptor) [pid 4543] close(27) = -1 EBADF (Bad file descriptor) [pid 4543] close(28) = -1 EBADF (Bad file descriptor) [pid 4543] close(29) = -1 EBADF (Bad file descriptor) [pid 4543] exit_group(0) = ? [pid 4560] <... futex resumed>) = ? [pid 4544] <... ioctl resumed> ) = ? [pid 4544] +++ exited with 0 +++ [pid 4560] +++ exited with 0 +++ [pid 4543] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./40/binderfs") = 0 [pid 3610] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./40/cgroup") = 0 [pid 3610] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./40/cgroup.net") = 0 [pid 3610] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./40/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./40") = 0 [pid 3610] mkdir("./41", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4561 attached , child_tidptr=0x5555566ee5d0) = 122 [pid 4561] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4561] chdir("./41") = 0 [pid 4561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4561] setpgid(0, 0) = 0 [pid 4561] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4561] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4561] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4561] write(3, "1000", 4) = 4 [pid 4561] close(3) = 0 [pid 4561] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4561] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4561] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4561] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4561] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4562 attached [pid 4562] set_robust_list(0x7fa9c98459e0, 24 [pid 4561] <... clone resumed>, parent_tid=[123], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 123 [pid 4562] <... set_robust_list resumed>) = 0 [pid 4561] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4562] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4561] <... futex resumed>) = 0 [pid 4562] <... openat resumed>) = 3 [pid 4561] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4562] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4562] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4562] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4562] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4546] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4546] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4546] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4546] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4563 attached , parent_tid=[121], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 121 [pid 4546] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4563] set_robust_list(0x7fa9c98249e0, 24 [pid 4546] <... futex resumed>) = 0 [pid 4563] <... set_robust_list resumed>) = 0 [pid 4546] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4563] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4563] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4546] <... futex resumed>) = 0 [pid 4563] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4546] close(3) = 0 [pid 4546] close(4) = -1 EBADF (Bad file descriptor) [pid 4546] close(5) = -1 EBADF (Bad file descriptor) [pid 4546] close(6) = -1 EBADF (Bad file descriptor) [pid 4546] close(7) = -1 EBADF (Bad file descriptor) [pid 4546] close(8) = -1 EBADF (Bad file descriptor) [pid 4546] close(9) = -1 EBADF (Bad file descriptor) [pid 4546] close(10) = -1 EBADF (Bad file descriptor) [pid 4546] close(11) = -1 EBADF (Bad file descriptor) [pid 4546] close(12) = -1 EBADF (Bad file descriptor) [pid 4546] close(13) = -1 EBADF (Bad file descriptor) [pid 4546] close(14) = -1 EBADF (Bad file descriptor) [pid 4546] close(15) = -1 EBADF (Bad file descriptor) [pid 4546] close(16) = -1 EBADF (Bad file descriptor) [pid 4546] close(17) = -1 EBADF (Bad file descriptor) [pid 4546] close(18) = -1 EBADF (Bad file descriptor) [pid 4546] close(19) = -1 EBADF (Bad file descriptor) [pid 4546] close(20) = -1 EBADF (Bad file descriptor) [pid 4546] close(21) = -1 EBADF (Bad file descriptor) [pid 4546] close(22) = -1 EBADF (Bad file descriptor) [pid 4546] close(23) = -1 EBADF (Bad file descriptor) [pid 4546] close(24) = -1 EBADF (Bad file descriptor) [pid 4546] close(25) = -1 EBADF (Bad file descriptor) [pid 4546] close(26) = -1 EBADF (Bad file descriptor) [pid 4546] close(27) = -1 EBADF (Bad file descriptor) [pid 4546] close(28) = -1 EBADF (Bad file descriptor) [pid 4546] close(29) = -1 EBADF (Bad file descriptor) [pid 4546] exit_group(0 [pid 4563] <... futex resumed>) = ? [pid 4547] <... ioctl resumed> ) = ? [pid 4546] <... exit_group resumed>) = ? [pid 4563] +++ exited with 0 +++ [pid 4547] +++ exited with 0 +++ [pid 4546] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./40/binderfs") = 0 [pid 3614] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./40/cgroup") = 0 [pid 3614] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./40/cgroup.net") = 0 [pid 3614] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./40/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./40") = 0 [pid 3614] mkdir("./41", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4564 attached [pid 4564] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 122 [pid 4564] <... set_robust_list resumed>) = 0 [pid 4564] chdir("./41") = 0 [pid 4564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4564] setpgid(0, 0) = 0 [pid 4564] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4564] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4564] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4564] write(3, "1000", 4) = 4 [pid 4564] close(3) = 0 [pid 4564] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4564] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4564] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4564] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4564] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4565 attached [pid 4565] set_robust_list(0x7fa9c98459e0, 24 [pid 4564] <... clone resumed>, parent_tid=[123], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 123 [pid 4565] <... set_robust_list resumed>) = 0 [pid 4564] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4565] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4564] <... futex resumed>) = 0 [pid 4564] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4565] <... openat resumed>) = 3 [pid 4565] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4565] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4565] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4565] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4550] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4550] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4550] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4550] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4566 attached [pid 4566] set_robust_list(0x7fa9c98249e0, 24 [pid 4550] <... clone resumed>, parent_tid=[122], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 122 [pid 4566] <... set_robust_list resumed>) = 0 [pid 4550] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4566] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4550] <... futex resumed>) = 0 [pid 4566] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4550] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4566] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4566] <... futex resumed>) = 0 [pid 4566] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4550] close(3) = 0 [pid 4550] close(4) = -1 EBADF (Bad file descriptor) [pid 4550] close(5) = -1 EBADF (Bad file descriptor) [pid 4550] close(6) = -1 EBADF (Bad file descriptor) [pid 4550] close(7) = -1 EBADF (Bad file descriptor) [pid 4550] close(8) = -1 EBADF (Bad file descriptor) [pid 4550] close(9) = -1 EBADF (Bad file descriptor) [pid 4550] close(10) = -1 EBADF (Bad file descriptor) [pid 4550] close(11) = -1 EBADF (Bad file descriptor) [pid 4550] close(12) = -1 EBADF (Bad file descriptor) [pid 4550] close(13) = -1 EBADF (Bad file descriptor) [pid 4550] close(14) = -1 EBADF (Bad file descriptor) [pid 4550] close(15) = -1 EBADF (Bad file descriptor) [pid 4550] close(16) = -1 EBADF (Bad file descriptor) [pid 4550] close(17) = -1 EBADF (Bad file descriptor) [pid 4550] close(18) = -1 EBADF (Bad file descriptor) [pid 4550] close(19) = -1 EBADF (Bad file descriptor) [pid 4550] close(20) = -1 EBADF (Bad file descriptor) [pid 4550] close(21) = -1 EBADF (Bad file descriptor) [pid 4550] close(22) = -1 EBADF (Bad file descriptor) [pid 4550] close(23) = -1 EBADF (Bad file descriptor) [pid 4550] close(24) = -1 EBADF (Bad file descriptor) [pid 4550] close(25) = -1 EBADF (Bad file descriptor) [pid 4550] close(26) = -1 EBADF (Bad file descriptor) [pid 4550] close(27) = -1 EBADF (Bad file descriptor) [pid 4550] close(28) = -1 EBADF (Bad file descriptor) [pid 4550] close(29) = -1 EBADF (Bad file descriptor) [pid 4550] exit_group(0 [pid 4566] <... futex resumed>) = ? [pid 4552] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4551] <... ioctl resumed> ) = ? [pid 4550] <... exit_group resumed>) = ? [pid 4566] +++ exited with 0 +++ [pid 4552] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4551] +++ exited with 0 +++ [pid 4550] +++ exited with 0 +++ [pid 4552] <... futex resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4552] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4552] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4567 attached [pid 4567] set_robust_list(0x7fa9c98249e0, 24 [pid 4552] <... clone resumed>, parent_tid=[125], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 125 [pid 3611] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4567] <... set_robust_list resumed>) = 0 [pid 4552] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4567] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4552] <... futex resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4567] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4552] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3611] <... openat resumed>) = 3 [pid 4567] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] fstat(3, [pid 4567] <... futex resumed>) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4567] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./41/binderfs") = 0 [pid 3611] umount2("./41/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./41/cgroup") = 0 [pid 3611] umount2("./41/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./41/cgroup.net") = 0 [pid 3611] umount2("./41/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./41/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./41") = 0 [pid 3611] mkdir("./42", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4568 attached [pid 4568] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 123 [pid 4568] chdir("./42") = 0 [pid 4568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4568] setpgid(0, 0) = 0 [pid 4568] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4568] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4568] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4568] write(3, "1000", 4) = 4 [pid 4568] close(3) = 0 [pid 4568] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4568] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4568] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4568] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4568] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4569 attached [pid 4569] set_robust_list(0x7fa9c98459e0, 24 [pid 4568] <... clone resumed>, parent_tid=[124], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 124 [pid 4569] <... set_robust_list resumed>) = 0 [pid 4568] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4569] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4568] <... futex resumed>) = 0 [pid 4569] <... openat resumed>) = 3 [pid 4568] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4569] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4569] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4552] close(3) = 0 [pid 4552] close(4) = -1 EBADF (Bad file descriptor) [pid 4552] close(5) = -1 EBADF (Bad file descriptor) [pid 4552] close(6) = -1 EBADF (Bad file descriptor) [pid 4552] close(7) = -1 EBADF (Bad file descriptor) [pid 4552] close(8) = -1 EBADF (Bad file descriptor) [pid 4552] close(9) = -1 EBADF (Bad file descriptor) [pid 4552] close(10) = -1 EBADF (Bad file descriptor) [pid 4552] close(11) = -1 EBADF (Bad file descriptor) [pid 4552] close(12) = -1 EBADF (Bad file descriptor) [pid 4552] close(13) = -1 EBADF (Bad file descriptor) [pid 4552] close(14) = -1 EBADF (Bad file descriptor) [pid 4552] close(15) = -1 EBADF (Bad file descriptor) [pid 4552] close(16) = -1 EBADF (Bad file descriptor) [pid 4552] close(17) = -1 EBADF (Bad file descriptor) [pid 4552] close(18) = -1 EBADF (Bad file descriptor) [pid 4552] close(19) = -1 EBADF (Bad file descriptor) [pid 4552] close(20) = -1 EBADF (Bad file descriptor) [pid 4552] close(21) = -1 EBADF (Bad file descriptor) [pid 4552] close(22) = -1 EBADF (Bad file descriptor) [pid 4552] close(23) = -1 EBADF (Bad file descriptor) [pid 4552] close(24) = -1 EBADF (Bad file descriptor) [pid 4552] close(25) = -1 EBADF (Bad file descriptor) [pid 4552] close(26) = -1 EBADF (Bad file descriptor) [pid 4552] close(27) = -1 EBADF (Bad file descriptor) [pid 4552] close(28) = -1 EBADF (Bad file descriptor) [pid 4552] close(29) = -1 EBADF (Bad file descriptor) [pid 4552] exit_group(0) = ? [pid 4567] <... futex resumed>) = ? [pid 4553] <... ioctl resumed> ) = ? [pid 4553] +++ exited with 0 +++ [pid 4567] +++ exited with 0 +++ [pid 4552] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./43/binderfs") = 0 [pid 3613] umount2("./43/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./43/cgroup") = 0 [pid 3613] umount2("./43/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./43/cgroup.net") = 0 [pid 3613] umount2("./43/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./43/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./43") = 0 [pid 3613] mkdir("./44", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4570 attached [pid 4570] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 126 [pid 4570] <... set_robust_list resumed>) = 0 [pid 4570] chdir("./44") = 0 [pid 4570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4570] setpgid(0, 0) = 0 [pid 4570] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4570] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4570] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4570] write(3, "1000", 4) = 4 [pid 4570] close(3) = 0 [pid 4570] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4570] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4570] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4570] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4570] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4571 attached [pid 4571] set_robust_list(0x7fa9c98459e0, 24 [pid 4570] <... clone resumed>, parent_tid=[127], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 127 [pid 4571] <... set_robust_list resumed>) = 0 [pid 4570] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4571] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4570] <... futex resumed>) = 0 [pid 4570] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4571] <... openat resumed>) = 3 [pid 4571] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4571] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4555] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4555] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4555] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4555] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4572 attached [pid 4572] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4555] <... clone resumed>, parent_tid=[125], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 125 [pid 4572] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4555] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4572] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4555] <... futex resumed>) = 0 [pid 4572] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4572] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4555] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4572] <... futex resumed>) = 0 [pid 4572] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4555] close(3) = 0 [pid 4555] close(4) = -1 EBADF (Bad file descriptor) [pid 4555] close(5) = -1 EBADF (Bad file descriptor) [pid 4555] close(6) = -1 EBADF (Bad file descriptor) [pid 4555] close(7) = -1 EBADF (Bad file descriptor) [pid 4555] close(8) = -1 EBADF (Bad file descriptor) [pid 4555] close(9) = -1 EBADF (Bad file descriptor) [pid 4555] close(10) = -1 EBADF (Bad file descriptor) [pid 4555] close(11) = -1 EBADF (Bad file descriptor) [pid 4555] close(12) = -1 EBADF (Bad file descriptor) [pid 4555] close(13) = -1 EBADF (Bad file descriptor) [pid 4555] close(14) = -1 EBADF (Bad file descriptor) [pid 4555] close(15) = -1 EBADF (Bad file descriptor) [pid 4555] close(16) = -1 EBADF (Bad file descriptor) [pid 4555] close(17) = -1 EBADF (Bad file descriptor) [pid 4555] close(18) = -1 EBADF (Bad file descriptor) [pid 4555] close(19) = -1 EBADF (Bad file descriptor) [pid 4555] close(20) = -1 EBADF (Bad file descriptor) [pid 4555] close(21) = -1 EBADF (Bad file descriptor) [pid 4555] close(22) = -1 EBADF (Bad file descriptor) [pid 4555] close(23) = -1 EBADF (Bad file descriptor) [pid 4555] close(24) = -1 EBADF (Bad file descriptor) [pid 4555] close(25) = -1 EBADF (Bad file descriptor) [pid 4555] close(26) = -1 EBADF (Bad file descriptor) [pid 4555] close(27) = -1 EBADF (Bad file descriptor) [pid 4555] close(28) = -1 EBADF (Bad file descriptor) [pid 4555] close(29) = -1 EBADF (Bad file descriptor) [pid 4555] exit_group(0 [pid 4572] <... futex resumed>) = ? [pid 4556] <... ioctl resumed> ) = ? [pid 4555] <... exit_group resumed>) = ? [pid 4572] +++ exited with 0 +++ [pid 4556] +++ exited with 0 +++ [pid 4555] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./42/binderfs") = 0 [pid 3615] umount2("./42/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./42/cgroup") = 0 [pid 3615] umount2("./42/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./42/cgroup.net") = 0 [pid 3615] umount2("./42/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./42/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./42") = 0 [pid 3615] mkdir("./43", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4573 attached , child_tidptr=0x5555566ee5d0) = 126 [pid 4573] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4573] chdir("./43") = 0 [pid 4573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4573] setpgid(0, 0) = 0 [pid 4573] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4573] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4573] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4573] write(3, "1000", 4) = 4 [pid 4573] close(3) = 0 [pid 4573] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4573] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4573] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4573] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4573] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4574 attached [pid 4574] set_robust_list(0x7fa9c98459e0, 24 [pid 4573] <... clone resumed>, parent_tid=[127], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 127 [pid 4574] <... set_robust_list resumed>) = 0 [pid 4573] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4574] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4573] <... futex resumed>) = 0 [pid 4574] <... openat resumed>) = 3 [pid 4573] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4574] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4574] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4558] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4558] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4558] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4558] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4575 attached [pid 4575] set_robust_list(0x7fa9c98249e0, 24 [pid 4558] <... clone resumed>, parent_tid=[124], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 124 [pid 4575] <... set_robust_list resumed>) = 0 [pid 4558] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4575] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4558] <... futex resumed>) = 0 [pid 4558] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4575] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4575] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4558] <... futex resumed>) = 0 [pid 4575] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4558] close(3) = 0 [pid 4558] close(4) = -1 EBADF (Bad file descriptor) [pid 4558] close(5) = -1 EBADF (Bad file descriptor) [pid 4558] close(6) = -1 EBADF (Bad file descriptor) [pid 4558] close(7) = -1 EBADF (Bad file descriptor) [pid 4558] close(8) = -1 EBADF (Bad file descriptor) [pid 4558] close(9) = -1 EBADF (Bad file descriptor) [pid 4558] close(10) = -1 EBADF (Bad file descriptor) [pid 4558] close(11) = -1 EBADF (Bad file descriptor) [pid 4558] close(12) = -1 EBADF (Bad file descriptor) [pid 4558] close(13) = -1 EBADF (Bad file descriptor) [pid 4558] close(14) = -1 EBADF (Bad file descriptor) [pid 4558] close(15) = -1 EBADF (Bad file descriptor) [pid 4558] close(16) = -1 EBADF (Bad file descriptor) [pid 4558] close(17) = -1 EBADF (Bad file descriptor) [pid 4558] close(18) = -1 EBADF (Bad file descriptor) [pid 4558] close(19) = -1 EBADF (Bad file descriptor) [pid 4558] close(20) = -1 EBADF (Bad file descriptor) [pid 4558] close(21) = -1 EBADF (Bad file descriptor) [pid 4558] close(22) = -1 EBADF (Bad file descriptor) [pid 4558] close(23) = -1 EBADF (Bad file descriptor) [pid 4558] close(24) = -1 EBADF (Bad file descriptor) [pid 4558] close(25) = -1 EBADF (Bad file descriptor) [pid 4558] close(26) = -1 EBADF (Bad file descriptor) [pid 4558] close(27) = -1 EBADF (Bad file descriptor) [pid 4558] close(28) = -1 EBADF (Bad file descriptor) [pid 4558] close(29) = -1 EBADF (Bad file descriptor) [pid 4558] exit_group(0 [pid 4575] <... futex resumed>) = ? [pid 4558] <... exit_group resumed>) = ? [pid 4575] +++ exited with 0 +++ [pid 4559] <... ioctl resumed> ) = ? [pid 4559] +++ exited with 0 +++ [pid 4558] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./42/binderfs") = 0 [pid 3612] umount2("./42/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./42/cgroup") = 0 [pid 3612] umount2("./42/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./42/cgroup.net") = 0 [pid 3612] umount2("./42/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./42/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./42") = 0 [pid 3612] mkdir("./43", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4576 attached , child_tidptr=0x5555566ee5d0) = 125 [pid 4576] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4576] chdir("./43") = 0 [pid 4576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4576] setpgid(0, 0) = 0 [pid 4576] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4576] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4576] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4576] write(3, "1000", 4) = 4 [pid 4576] close(3) = 0 [pid 4576] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4576] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4576] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4576] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4576] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4577 attached [pid 4577] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4577] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4576] <... clone resumed>, parent_tid=[126], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 126 [pid 4576] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4577] <... futex resumed>) = 0 [pid 4576] <... futex resumed>) = 1 [pid 4577] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4576] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4577] <... openat resumed>) = 3 [pid 4577] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4577] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4577] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4577] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4561] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4561] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4561] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4561] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4578 attached [pid 4578] set_robust_list(0x7fa9c98249e0, 24 [pid 4561] <... clone resumed>, parent_tid=[124], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 124 [pid 4578] <... set_robust_list resumed>) = 0 [pid 4561] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4578] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4561] <... futex resumed>) = 0 [pid 4578] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4561] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4578] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4578] <... futex resumed>) = 0 [pid 4578] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4561] close(3) = 0 [pid 4561] close(4) = -1 EBADF (Bad file descriptor) [pid 4561] close(5) = -1 EBADF (Bad file descriptor) [pid 4561] close(6) = -1 EBADF (Bad file descriptor) [pid 4561] close(7) = -1 EBADF (Bad file descriptor) [pid 4561] close(8) = -1 EBADF (Bad file descriptor) [pid 4561] close(9) = -1 EBADF (Bad file descriptor) [pid 4561] close(10) = -1 EBADF (Bad file descriptor) [pid 4561] close(11) = -1 EBADF (Bad file descriptor) [pid 4561] close(12) = -1 EBADF (Bad file descriptor) [pid 4561] close(13) = -1 EBADF (Bad file descriptor) [pid 4561] close(14) = -1 EBADF (Bad file descriptor) [pid 4561] close(15) = -1 EBADF (Bad file descriptor) [pid 4561] close(16) = -1 EBADF (Bad file descriptor) [pid 4561] close(17) = -1 EBADF (Bad file descriptor) [pid 4561] close(18) = -1 EBADF (Bad file descriptor) [pid 4561] close(19) = -1 EBADF (Bad file descriptor) [pid 4561] close(20) = -1 EBADF (Bad file descriptor) [pid 4561] close(21) = -1 EBADF (Bad file descriptor) [pid 4561] close(22) = -1 EBADF (Bad file descriptor) [pid 4561] close(23) = -1 EBADF (Bad file descriptor) [pid 4561] close(24) = -1 EBADF (Bad file descriptor) [pid 4561] close(25) = -1 EBADF (Bad file descriptor) [pid 4561] close(26) = -1 EBADF (Bad file descriptor) [pid 4561] close(27) = -1 EBADF (Bad file descriptor) [pid 4561] close(28) = -1 EBADF (Bad file descriptor) [pid 4561] close(29) = -1 EBADF (Bad file descriptor) [pid 4561] exit_group(0 [pid 4578] <... futex resumed>) = ? [pid 4562] <... ioctl resumed> ) = ? [pid 4561] <... exit_group resumed>) = ? [pid 4562] +++ exited with 0 +++ [pid 4578] +++ exited with 0 +++ [pid 4561] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./41/binderfs") = 0 [pid 3610] umount2("./41/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./41/cgroup") = 0 [pid 3610] umount2("./41/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./41/cgroup.net") = 0 [pid 3610] umount2("./41/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./41/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./41") = 0 [pid 3610] mkdir("./42", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4579 attached , child_tidptr=0x5555566ee5d0) = 125 [pid 4579] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4579] chdir("./42") = 0 [pid 4579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4579] setpgid(0, 0) = 0 [pid 4579] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4579] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4579] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4579] write(3, "1000", 4) = 4 [pid 4579] close(3) = 0 [pid 4579] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4579] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4579] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4579] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4579] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4580 attached [pid 4580] set_robust_list(0x7fa9c98459e0, 24 [pid 4579] <... clone resumed>, parent_tid=[126], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 126 [pid 4580] <... set_robust_list resumed>) = 0 [pid 4579] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4580] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4579] <... futex resumed>) = 0 [pid 4580] <... openat resumed>) = 3 [pid 4579] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4580] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4580] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4580] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4580] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4564] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4564] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4564] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4564] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4581 attached [pid 4581] set_robust_list(0x7fa9c98249e0, 24 [pid 4564] <... clone resumed>, parent_tid=[124], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 124 [pid 4581] <... set_robust_list resumed>) = 0 [pid 4564] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4581] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4564] <... futex resumed>) = 0 [pid 4581] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4564] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4581] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4581] <... futex resumed>) = 0 [pid 4581] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4564] close(3) = 0 [pid 4564] close(4) = -1 EBADF (Bad file descriptor) [pid 4564] close(5) = -1 EBADF (Bad file descriptor) [pid 4564] close(6) = -1 EBADF (Bad file descriptor) [pid 4564] close(7) = -1 EBADF (Bad file descriptor) [pid 4564] close(8) = -1 EBADF (Bad file descriptor) [pid 4564] close(9) = -1 EBADF (Bad file descriptor) [pid 4564] close(10) = -1 EBADF (Bad file descriptor) [pid 4564] close(11) = -1 EBADF (Bad file descriptor) [pid 4564] close(12) = -1 EBADF (Bad file descriptor) [pid 4564] close(13) = -1 EBADF (Bad file descriptor) [pid 4564] close(14) = -1 EBADF (Bad file descriptor) [pid 4564] close(15) = -1 EBADF (Bad file descriptor) [pid 4564] close(16) = -1 EBADF (Bad file descriptor) [pid 4564] close(17) = -1 EBADF (Bad file descriptor) [pid 4564] close(18) = -1 EBADF (Bad file descriptor) [pid 4564] close(19) = -1 EBADF (Bad file descriptor) [pid 4564] close(20) = -1 EBADF (Bad file descriptor) [pid 4564] close(21) = -1 EBADF (Bad file descriptor) [pid 4564] close(22) = -1 EBADF (Bad file descriptor) [pid 4564] close(23) = -1 EBADF (Bad file descriptor) [pid 4564] close(24) = -1 EBADF (Bad file descriptor) [pid 4564] close(25) = -1 EBADF (Bad file descriptor) [pid 4564] close(26) = -1 EBADF (Bad file descriptor) [pid 4564] close(27) = -1 EBADF (Bad file descriptor) [pid 4564] close(28) = -1 EBADF (Bad file descriptor) [pid 4564] close(29) = -1 EBADF (Bad file descriptor) [pid 4564] exit_group(0 [pid 4581] <... futex resumed>) = ? [pid 4565] <... ioctl resumed> ) = ? [pid 4564] <... exit_group resumed>) = ? [pid 4565] +++ exited with 0 +++ [pid 4581] +++ exited with 0 +++ [pid 4564] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./41/binderfs") = 0 [pid 3614] umount2("./41/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./41/cgroup") = 0 [pid 3614] umount2("./41/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./41/cgroup.net") = 0 [pid 3614] umount2("./41/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./41/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./41") = 0 [pid 3614] mkdir("./42", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4582 attached [pid 4582] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 125 [pid 4582] <... set_robust_list resumed>) = 0 [pid 4582] chdir("./42") = 0 [pid 4582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4582] setpgid(0, 0) = 0 [pid 4582] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4582] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4582] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4582] write(3, "1000", 4) = 4 [pid 4582] close(3) = 0 [pid 4582] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4582] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4582] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4582] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4582] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4583 attached [pid 4583] set_robust_list(0x7fa9c98459e0, 24 [pid 4582] <... clone resumed>, parent_tid=[126], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 126 [pid 4583] <... set_robust_list resumed>) = 0 [pid 4582] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4583] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4582] <... futex resumed>) = 0 [pid 4583] <... openat resumed>) = 3 [pid 4582] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4583] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4583] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4583] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4583] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4568] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4568] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4568] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4568] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4584 attached [pid 4584] set_robust_list(0x7fa9c98249e0, 24 [pid 4568] <... clone resumed>, parent_tid=[125], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 125 [pid 4568] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4584] <... set_robust_list resumed>) = 0 [pid 4568] <... futex resumed>) = 0 [pid 4584] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4568] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4584] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4584] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4568] <... futex resumed>) = 0 [pid 4584] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4568] close(3) = 0 [pid 4568] close(4) = -1 EBADF (Bad file descriptor) [pid 4568] close(5) = -1 EBADF (Bad file descriptor) [pid 4568] close(6) = -1 EBADF (Bad file descriptor) [pid 4568] close(7) = -1 EBADF (Bad file descriptor) [pid 4568] close(8) = -1 EBADF (Bad file descriptor) [pid 4568] close(9) = -1 EBADF (Bad file descriptor) [pid 4568] close(10) = -1 EBADF (Bad file descriptor) [pid 4568] close(11) = -1 EBADF (Bad file descriptor) [pid 4568] close(12) = -1 EBADF (Bad file descriptor) [pid 4568] close(13) = -1 EBADF (Bad file descriptor) [pid 4568] close(14) = -1 EBADF (Bad file descriptor) [pid 4568] close(15) = -1 EBADF (Bad file descriptor) [pid 4568] close(16) = -1 EBADF (Bad file descriptor) [pid 4568] close(17) = -1 EBADF (Bad file descriptor) [pid 4568] close(18) = -1 EBADF (Bad file descriptor) [pid 4568] close(19) = -1 EBADF (Bad file descriptor) [pid 4568] close(20) = -1 EBADF (Bad file descriptor) [pid 4570] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4568] close(21 [pid 4570] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4570] <... futex resumed>) = 0 [pid 4568] close(22 [pid 4570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4570] <... mmap resumed>) = 0x7fa9c9804000 [pid 4568] close(23 [pid 4570] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4570] <... mprotect resumed>) = 0 [pid 4570] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4568] close(24./strace-static-x86_64: Process 4585 attached ) = -1 EBADF (Bad file descriptor) [pid 4585] set_robust_list(0x7fa9c98249e0, 24 [pid 4570] <... clone resumed>, parent_tid=[128], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 128 [pid 4568] close(25 [pid 4585] <... set_robust_list resumed>) = 0 [pid 4570] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4585] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4570] <... futex resumed>) = 0 [pid 4585] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4570] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4568] close(26 [pid 4585] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4585] <... futex resumed>) = 0 [pid 4568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4585] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4568] close(27) = -1 EBADF (Bad file descriptor) [pid 4568] close(28) = -1 EBADF (Bad file descriptor) [pid 4568] close(29) = -1 EBADF (Bad file descriptor) [pid 4568] exit_group(0) = ? [pid 4584] <... futex resumed>) = ? [pid 4569] <... ioctl resumed> ) = ? [pid 4569] +++ exited with 0 +++ [pid 4584] +++ exited with 0 +++ [pid 4568] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./42/binderfs") = 0 [pid 3611] umount2("./42/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./42/cgroup") = 0 [pid 3611] umount2("./42/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./42/cgroup.net") = 0 [pid 3611] umount2("./42/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./42/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./42") = 0 [pid 3611] mkdir("./43", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 126 ./strace-static-x86_64: Process 4586 attached [pid 4586] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4586] chdir("./43") = 0 [pid 4586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4586] setpgid(0, 0) = 0 [pid 4586] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4586] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4586] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4586] write(3, "1000", 4) = 4 [pid 4586] close(3) = 0 [pid 4586] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4586] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4586] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4586] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4586] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4587 attached [pid 4587] set_robust_list(0x7fa9c98459e0, 24 [pid 4586] <... clone resumed>, parent_tid=[127], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 127 [pid 4587] <... set_robust_list resumed>) = 0 [pid 4586] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4587] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4586] <... futex resumed>) = 0 [pid 4587] <... openat resumed>) = 3 [pid 4586] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4587] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4587] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4587] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4587] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4570] close(3) = 0 [pid 4570] close(4) = -1 EBADF (Bad file descriptor) [pid 4570] close(5) = -1 EBADF (Bad file descriptor) [pid 4570] close(6) = -1 EBADF (Bad file descriptor) [pid 4570] close(7) = -1 EBADF (Bad file descriptor) [pid 4570] close(8) = -1 EBADF (Bad file descriptor) [pid 4570] close(9) = -1 EBADF (Bad file descriptor) [pid 4570] close(10) = -1 EBADF (Bad file descriptor) [pid 4570] close(11) = -1 EBADF (Bad file descriptor) [pid 4570] close(12) = -1 EBADF (Bad file descriptor) [pid 4570] close(13) = -1 EBADF (Bad file descriptor) [pid 4570] close(14) = -1 EBADF (Bad file descriptor) [pid 4570] close(15) = -1 EBADF (Bad file descriptor) [pid 4570] close(16) = -1 EBADF (Bad file descriptor) [pid 4570] close(17) = -1 EBADF (Bad file descriptor) [pid 4570] close(18) = -1 EBADF (Bad file descriptor) [pid 4570] close(19) = -1 EBADF (Bad file descriptor) [pid 4570] close(20) = -1 EBADF (Bad file descriptor) [pid 4570] close(21) = -1 EBADF (Bad file descriptor) [pid 4570] close(22) = -1 EBADF (Bad file descriptor) [pid 4570] close(23) = -1 EBADF (Bad file descriptor) [pid 4570] close(24) = -1 EBADF (Bad file descriptor) [pid 4570] close(25) = -1 EBADF (Bad file descriptor) [pid 4570] close(26) = -1 EBADF (Bad file descriptor) [pid 4570] close(27) = -1 EBADF (Bad file descriptor) [pid 4570] close(28) = -1 EBADF (Bad file descriptor) [pid 4570] close(29) = -1 EBADF (Bad file descriptor) [pid 4570] exit_group(0) = ? [pid 4585] <... futex resumed>) = ? [pid 4571] <... ioctl resumed> ) = ? [pid 4585] +++ exited with 0 +++ [pid 4571] +++ exited with 0 +++ [pid 4570] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./44/binderfs") = 0 [pid 3613] umount2("./44/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./44/cgroup") = 0 [pid 3613] umount2("./44/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./44/cgroup.net") = 0 [pid 3613] umount2("./44/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./44/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./44") = 0 [pid 3613] mkdir("./45", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4588 attached , child_tidptr=0x5555566ee5d0) = 129 [pid 4588] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4588] chdir("./45") = 0 [pid 4588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4588] setpgid(0, 0) = 0 [pid 4588] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4588] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4588] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4588] write(3, "1000", 4) = 4 [pid 4588] close(3) = 0 [pid 4588] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4588] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4588] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4588] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4588] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4589 attached [pid 4589] set_robust_list(0x7fa9c98459e0, 24 [pid 4588] <... clone resumed>, parent_tid=[130], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 130 [pid 4589] <... set_robust_list resumed>) = 0 [pid 4588] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4589] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4588] <... futex resumed>) = 0 [pid 4589] <... openat resumed>) = 3 [pid 4588] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4589] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4589] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4589] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4589] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4573] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4573] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4573] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4573] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4573] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[128], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 128 ./strace-static-x86_64: Process 4590 attached [pid 4573] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4590] set_robust_list(0x7fa9c98249e0, 24 [pid 4573] <... futex resumed>) = 0 [pid 4590] <... set_robust_list resumed>) = 0 [pid 4573] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4590] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4590] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4573] <... futex resumed>) = 0 [pid 4590] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4573] close(3) = 0 [pid 4573] close(4) = -1 EBADF (Bad file descriptor) [pid 4573] close(5) = -1 EBADF (Bad file descriptor) [pid 4573] close(6) = -1 EBADF (Bad file descriptor) [pid 4573] close(7) = -1 EBADF (Bad file descriptor) [pid 4573] close(8) = -1 EBADF (Bad file descriptor) [pid 4573] close(9) = -1 EBADF (Bad file descriptor) [pid 4573] close(10) = -1 EBADF (Bad file descriptor) [pid 4573] close(11) = -1 EBADF (Bad file descriptor) [pid 4573] close(12) = -1 EBADF (Bad file descriptor) [pid 4573] close(13) = -1 EBADF (Bad file descriptor) [pid 4573] close(14) = -1 EBADF (Bad file descriptor) [pid 4573] close(15) = -1 EBADF (Bad file descriptor) [pid 4573] close(16) = -1 EBADF (Bad file descriptor) [pid 4573] close(17) = -1 EBADF (Bad file descriptor) [pid 4573] close(18) = -1 EBADF (Bad file descriptor) [pid 4573] close(19) = -1 EBADF (Bad file descriptor) [pid 4573] close(20) = -1 EBADF (Bad file descriptor) [pid 4573] close(21) = -1 EBADF (Bad file descriptor) [pid 4573] close(22) = -1 EBADF (Bad file descriptor) [pid 4573] close(23) = -1 EBADF (Bad file descriptor) [pid 4573] close(24) = -1 EBADF (Bad file descriptor) [pid 4573] close(25) = -1 EBADF (Bad file descriptor) [pid 4573] close(26) = -1 EBADF (Bad file descriptor) [pid 4573] close(27) = -1 EBADF (Bad file descriptor) [pid 4573] close(28) = -1 EBADF (Bad file descriptor) [pid 4573] close(29) = -1 EBADF (Bad file descriptor) [pid 4573] exit_group(0) = ? [pid 4590] <... futex resumed>) = ? [pid 4574] <... ioctl resumed> ) = ? [pid 4590] +++ exited with 0 +++ [pid 4574] +++ exited with 0 +++ [pid 4573] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./43/binderfs") = 0 [pid 3615] umount2("./43/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./43/cgroup") = 0 [pid 3615] umount2("./43/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./43/cgroup.net") = 0 [pid 3615] umount2("./43/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./43/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./43") = 0 [pid 3615] mkdir("./44", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4591 attached , child_tidptr=0x5555566ee5d0) = 129 [pid 4591] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4591] chdir("./44") = 0 [pid 4591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4591] setpgid(0, 0) = 0 [pid 4591] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4591] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4591] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4591] write(3, "1000", 4) = 4 [pid 4591] close(3) = 0 [pid 4591] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4591] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4591] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4591] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4592 attached , parent_tid=[130], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 130 [pid 4592] set_robust_list(0x7fa9c98459e0, 24 [pid 4591] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4592] <... set_robust_list resumed>) = 0 [pid 4591] <... futex resumed>) = 0 [pid 4591] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4592] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4592] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4592] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4592] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4592] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4576] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4576] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4576] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4576] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4576] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4593 attached [pid 4593] set_robust_list(0x7fa9c98249e0, 24 [pid 4576] <... clone resumed>, parent_tid=[127], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 127 [pid 4593] <... set_robust_list resumed>) = 0 [pid 4576] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4593] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4576] <... futex resumed>) = 0 [pid 4593] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4576] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4593] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4593] <... futex resumed>) = 0 [pid 4593] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4576] close(3) = 0 [pid 4576] close(4) = -1 EBADF (Bad file descriptor) [pid 4576] close(5) = -1 EBADF (Bad file descriptor) [pid 4576] close(6) = -1 EBADF (Bad file descriptor) [pid 4576] close(7) = -1 EBADF (Bad file descriptor) [pid 4576] close(8) = -1 EBADF (Bad file descriptor) [pid 4576] close(9) = -1 EBADF (Bad file descriptor) [pid 4576] close(10) = -1 EBADF (Bad file descriptor) [pid 4576] close(11) = -1 EBADF (Bad file descriptor) [pid 4576] close(12) = -1 EBADF (Bad file descriptor) [pid 4576] close(13) = -1 EBADF (Bad file descriptor) [pid 4576] close(14) = -1 EBADF (Bad file descriptor) [pid 4576] close(15) = -1 EBADF (Bad file descriptor) [pid 4576] close(16) = -1 EBADF (Bad file descriptor) [pid 4576] close(17) = -1 EBADF (Bad file descriptor) [pid 4576] close(18) = -1 EBADF (Bad file descriptor) [pid 4576] close(19) = -1 EBADF (Bad file descriptor) [pid 4576] close(20) = -1 EBADF (Bad file descriptor) [pid 4576] close(21) = -1 EBADF (Bad file descriptor) [pid 4576] close(22) = -1 EBADF (Bad file descriptor) [pid 4576] close(23) = -1 EBADF (Bad file descriptor) [pid 4576] close(24) = -1 EBADF (Bad file descriptor) [pid 4576] close(25) = -1 EBADF (Bad file descriptor) [pid 4576] close(26) = -1 EBADF (Bad file descriptor) [pid 4576] close(27) = -1 EBADF (Bad file descriptor) [pid 4576] close(28) = -1 EBADF (Bad file descriptor) [pid 4576] close(29) = -1 EBADF (Bad file descriptor) [pid 4576] exit_group(0 [pid 4593] <... futex resumed>) = ? [pid 4577] <... ioctl resumed> ) = ? [pid 4576] <... exit_group resumed>) = ? [pid 4593] +++ exited with 0 +++ [pid 4577] +++ exited with 0 +++ [pid 4576] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./43/binderfs") = 0 [pid 3612] umount2("./43/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./43/cgroup") = 0 [pid 3612] umount2("./43/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./43/cgroup.net") = 0 [pid 3612] umount2("./43/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./43/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./43") = 0 [pid 3612] mkdir("./44", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4594 attached , child_tidptr=0x5555566ee5d0) = 128 [pid 4594] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4594] chdir("./44") = 0 [pid 4594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4594] setpgid(0, 0) = 0 [pid 4594] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4594] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4594] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4594] write(3, "1000", 4) = 4 [pid 4594] close(3) = 0 [pid 4594] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4594] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4594] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4594] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4594] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4595 attached [pid 4595] set_robust_list(0x7fa9c98459e0, 24 [pid 4594] <... clone resumed>, parent_tid=[129], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 129 [pid 4595] <... set_robust_list resumed>) = 0 [pid 4594] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4594] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4595] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4595] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4595] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4579] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4579] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4579] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4596 attached [pid 4596] set_robust_list(0x7fa9c98249e0, 24 [pid 4579] <... clone resumed>, parent_tid=[127], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 127 [pid 4596] <... set_robust_list resumed>) = 0 [pid 4579] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4596] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4579] <... futex resumed>) = 0 [pid 4596] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4579] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4596] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4596] <... futex resumed>) = 0 [pid 4596] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4579] close(3) = 0 [pid 4579] close(4) = -1 EBADF (Bad file descriptor) [pid 4579] close(5) = -1 EBADF (Bad file descriptor) [pid 4579] close(6) = -1 EBADF (Bad file descriptor) [pid 4579] close(7) = -1 EBADF (Bad file descriptor) [pid 4579] close(8) = -1 EBADF (Bad file descriptor) [pid 4579] close(9) = -1 EBADF (Bad file descriptor) [pid 4579] close(10) = -1 EBADF (Bad file descriptor) [pid 4579] close(11) = -1 EBADF (Bad file descriptor) [pid 4579] close(12) = -1 EBADF (Bad file descriptor) [pid 4579] close(13) = -1 EBADF (Bad file descriptor) [pid 4579] close(14) = -1 EBADF (Bad file descriptor) [pid 4579] close(15) = -1 EBADF (Bad file descriptor) [pid 4579] close(16) = -1 EBADF (Bad file descriptor) [pid 4579] close(17) = -1 EBADF (Bad file descriptor) [pid 4579] close(18) = -1 EBADF (Bad file descriptor) [pid 4579] close(19) = -1 EBADF (Bad file descriptor) [pid 4579] close(20) = -1 EBADF (Bad file descriptor) [pid 4579] close(21) = -1 EBADF (Bad file descriptor) [pid 4579] close(22) = -1 EBADF (Bad file descriptor) [pid 4579] close(23) = -1 EBADF (Bad file descriptor) [pid 4579] close(24) = -1 EBADF (Bad file descriptor) [pid 4579] close(25) = -1 EBADF (Bad file descriptor) [pid 4579] close(26) = -1 EBADF (Bad file descriptor) [pid 4579] close(27) = -1 EBADF (Bad file descriptor) [pid 4579] close(28) = -1 EBADF (Bad file descriptor) [pid 4579] close(29) = -1 EBADF (Bad file descriptor) [pid 4579] exit_group(0 [pid 4596] <... futex resumed>) = ? [pid 4580] <... ioctl resumed> ) = ? [pid 4579] <... exit_group resumed>) = ? [pid 4596] +++ exited with 0 +++ [pid 4580] +++ exited with 0 +++ [pid 4579] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./42/binderfs") = 0 [pid 3610] umount2("./42/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./42/cgroup") = 0 [pid 3610] umount2("./42/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./42/cgroup.net") = 0 [pid 3610] umount2("./42/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./42/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./42") = 0 [pid 3610] mkdir("./43", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4597 attached [pid 4597] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 128 [pid 4597] <... set_robust_list resumed>) = 0 [pid 4597] chdir("./43") = 0 [pid 4597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4597] setpgid(0, 0) = 0 [pid 4597] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4597] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4597] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4597] write(3, "1000", 4) = 4 [pid 4597] close(3) = 0 [pid 4597] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4597] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4597] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4597] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4597] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4598 attached [pid 4598] set_robust_list(0x7fa9c98459e0, 24 [pid 4597] <... clone resumed>, parent_tid=[129], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 129 [pid 4597] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4598] <... set_robust_list resumed>) = 0 [pid 4597] <... futex resumed>) = 0 [pid 4598] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4597] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4598] <... openat resumed>) = 3 [pid 4598] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4598] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4582] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4582] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4582] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4582] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4582] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4599 attached [pid 4599] set_robust_list(0x7fa9c98249e0, 24 [pid 4582] <... clone resumed>, parent_tid=[127], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 127 [pid 4599] <... set_robust_list resumed>) = 0 [pid 4582] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4599] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4582] <... futex resumed>) = 0 [pid 4599] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4582] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4599] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4599] <... futex resumed>) = 0 [pid 4599] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4582] close(3) = 0 [pid 4582] close(4) = -1 EBADF (Bad file descriptor) [pid 4582] close(5) = -1 EBADF (Bad file descriptor) [pid 4582] close(6) = -1 EBADF (Bad file descriptor) [pid 4582] close(7) = -1 EBADF (Bad file descriptor) [pid 4582] close(8) = -1 EBADF (Bad file descriptor) [pid 4582] close(9) = -1 EBADF (Bad file descriptor) [pid 4582] close(10) = -1 EBADF (Bad file descriptor) [pid 4582] close(11) = -1 EBADF (Bad file descriptor) [pid 4582] close(12) = -1 EBADF (Bad file descriptor) [pid 4582] close(13) = -1 EBADF (Bad file descriptor) [pid 4582] close(14) = -1 EBADF (Bad file descriptor) [pid 4582] close(15) = -1 EBADF (Bad file descriptor) [pid 4582] close(16) = -1 EBADF (Bad file descriptor) [pid 4582] close(17) = -1 EBADF (Bad file descriptor) [pid 4582] close(18) = -1 EBADF (Bad file descriptor) [pid 4582] close(19) = -1 EBADF (Bad file descriptor) [pid 4582] close(20) = -1 EBADF (Bad file descriptor) [pid 4582] close(21) = -1 EBADF (Bad file descriptor) [pid 4582] close(22) = -1 EBADF (Bad file descriptor) [pid 4582] close(23) = -1 EBADF (Bad file descriptor) [pid 4582] close(24) = -1 EBADF (Bad file descriptor) [pid 4582] close(25) = -1 EBADF (Bad file descriptor) [pid 4582] close(26) = -1 EBADF (Bad file descriptor) [pid 4582] close(27) = -1 EBADF (Bad file descriptor) [pid 4582] close(28) = -1 EBADF (Bad file descriptor) [pid 4582] close(29) = -1 EBADF (Bad file descriptor) [pid 4582] exit_group(0) = ? [pid 4599] <... futex resumed>) = ? [pid 4583] <... ioctl resumed> ) = ? [pid 4599] +++ exited with 0 +++ [pid 4583] +++ exited with 0 +++ [pid 4582] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./42/binderfs") = 0 [pid 3614] umount2("./42/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./42/cgroup") = 0 [pid 3614] umount2("./42/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./42/cgroup.net") = 0 [pid 3614] umount2("./42/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./42/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./42") = 0 [pid 3614] mkdir("./43", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 128 ./strace-static-x86_64: Process 4600 attached [pid 4600] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4600] chdir("./43") = 0 [pid 4600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4600] setpgid(0, 0) = 0 [pid 4600] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4600] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4600] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4600] write(3, "1000", 4) = 4 [pid 4600] close(3) = 0 [pid 4600] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4600] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4600] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4600] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4600] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4601 attached [pid 4601] set_robust_list(0x7fa9c98459e0, 24 [pid 4600] <... clone resumed>, parent_tid=[129], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 129 [pid 4600] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4601] <... set_robust_list resumed>) = 0 [pid 4600] <... futex resumed>) = 0 [pid 4601] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4600] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4601] <... openat resumed>) = 3 [pid 4601] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4601] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4601] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4601] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4586] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4586] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4586] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4586] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4602 attached [pid 4602] set_robust_list(0x7fa9c98249e0, 24 [pid 4586] <... clone resumed>, parent_tid=[128], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 128 [pid 4602] <... set_robust_list resumed>) = 0 [pid 4602] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 4586] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4602] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4602] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4602] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 4586] <... futex resumed>) = 1 [pid 4602] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4586] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4586] close(3) = 0 [pid 4586] close(4) = -1 EBADF (Bad file descriptor) [pid 4586] close(5) = -1 EBADF (Bad file descriptor) [pid 4586] close(6) = -1 EBADF (Bad file descriptor) [pid 4586] close(7) = -1 EBADF (Bad file descriptor) [pid 4586] close(8) = -1 EBADF (Bad file descriptor) [pid 4586] close(9) = -1 EBADF (Bad file descriptor) [pid 4586] close(10) = -1 EBADF (Bad file descriptor) [pid 4586] close(11) = -1 EBADF (Bad file descriptor) [pid 4586] close(12) = -1 EBADF (Bad file descriptor) [pid 4586] close(13) = -1 EBADF (Bad file descriptor) [pid 4586] close(14) = -1 EBADF (Bad file descriptor) [pid 4586] close(15) = -1 EBADF (Bad file descriptor) [pid 4586] close(16) = -1 EBADF (Bad file descriptor) [pid 4586] close(17) = -1 EBADF (Bad file descriptor) [pid 4586] close(18) = -1 EBADF (Bad file descriptor) [pid 4586] close(19) = -1 EBADF (Bad file descriptor) [pid 4586] close(20) = -1 EBADF (Bad file descriptor) [pid 4586] close(21) = -1 EBADF (Bad file descriptor) [pid 4586] close(22) = -1 EBADF (Bad file descriptor) [pid 4586] close(23) = -1 EBADF (Bad file descriptor) [pid 4586] close(24) = -1 EBADF (Bad file descriptor) [pid 4586] close(25) = -1 EBADF (Bad file descriptor) [pid 4586] close(26) = -1 EBADF (Bad file descriptor) [pid 4586] close(27) = -1 EBADF (Bad file descriptor) [pid 4586] close(28) = -1 EBADF (Bad file descriptor) [pid 4586] close(29) = -1 EBADF (Bad file descriptor) [pid 4586] exit_group(0 [pid 4602] <... futex resumed>) = ? [pid 4587] <... ioctl resumed> ) = ? [pid 4586] <... exit_group resumed>) = ? [pid 4602] +++ exited with 0 +++ [pid 4587] +++ exited with 0 +++ [pid 4586] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3611] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./43/binderfs") = 0 [pid 3611] umount2("./43/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./43/cgroup") = 0 [pid 3611] umount2("./43/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./43/cgroup.net") = 0 [pid 3611] umount2("./43/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./43/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./43") = 0 [pid 3611] mkdir("./44", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4588] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 4603 attached [pid 4588] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] set_robust_list(0x5555566ee5e0, 24 [pid 4588] <... futex resumed>) = 0 [pid 4603] <... set_robust_list resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 129 [pid 4603] chdir("./44") = 0 [pid 4603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4603] setpgid(0, 0) = 0 [pid 4603] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4603] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4603] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4603] write(3, "1000", 4) = 4 [pid 4588] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4588] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4603] close(3 [pid 4588] <... mprotect resumed>) = 0 [pid 4603] <... close resumed>) = 0 [pid 4603] read(200, [pid 4588] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4604 attached [pid 4603] <... read resumed>0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4604] set_robust_list(0x7fa9c98249e0, 24 [pid 4603] symlink("/dev/binderfs", "./binderfs" [pid 4588] <... clone resumed>, parent_tid=[131], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 131 [pid 4604] <... set_robust_list resumed>) = 0 [pid 4603] <... symlink resumed>) = 0 [pid 4588] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4604] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4603] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 4604] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4603] <... futex resumed>) = 0 [pid 4588] <... futex resumed>) = 0 [pid 4604] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4588] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4604] <... futex resumed>) = 0 [pid 4603] <... mmap resumed>) = 0x7fa9c9825000 [pid 4588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4604] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4603] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4605 attached [pid 4605] set_robust_list(0x7fa9c98459e0, 24 [pid 4603] <... clone resumed>, parent_tid=[130], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 130 [pid 4605] <... set_robust_list resumed>) = 0 [pid 4603] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4605] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4603] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4605] <... openat resumed>) = 3 [pid 4605] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4605] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4605] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4588] close(3) = 0 [pid 4588] close(4) = -1 EBADF (Bad file descriptor) [pid 4588] close(5) = -1 EBADF (Bad file descriptor) [pid 4588] close(6) = -1 EBADF (Bad file descriptor) [pid 4588] close(7) = -1 EBADF (Bad file descriptor) [pid 4588] close(8) = -1 EBADF (Bad file descriptor) [pid 4588] close(9) = -1 EBADF (Bad file descriptor) [pid 4588] close(10) = -1 EBADF (Bad file descriptor) [pid 4588] close(11) = -1 EBADF (Bad file descriptor) [pid 4588] close(12) = -1 EBADF (Bad file descriptor) [pid 4588] close(13) = -1 EBADF (Bad file descriptor) [pid 4588] close(14) = -1 EBADF (Bad file descriptor) [pid 4588] close(15) = -1 EBADF (Bad file descriptor) [pid 4588] close(16) = -1 EBADF (Bad file descriptor) [pid 4588] close(17) = -1 EBADF (Bad file descriptor) [pid 4588] close(18) = -1 EBADF (Bad file descriptor) [pid 4588] close(19) = -1 EBADF (Bad file descriptor) [pid 4588] close(20) = -1 EBADF (Bad file descriptor) [pid 4588] close(21) = -1 EBADF (Bad file descriptor) [pid 4588] close(22) = -1 EBADF (Bad file descriptor) [pid 4588] close(23) = -1 EBADF (Bad file descriptor) [pid 4588] close(24) = -1 EBADF (Bad file descriptor) [pid 4588] close(25) = -1 EBADF (Bad file descriptor) [pid 4588] close(26) = -1 EBADF (Bad file descriptor) [pid 4588] close(27) = -1 EBADF (Bad file descriptor) [pid 4588] close(28) = -1 EBADF (Bad file descriptor) [pid 4588] close(29) = -1 EBADF (Bad file descriptor) [pid 4588] exit_group(0 [pid 4604] <... futex resumed>) = ? [pid 4589] <... ioctl resumed> ) = ? [pid 4588] <... exit_group resumed>) = ? [pid 4589] +++ exited with 0 +++ [pid 4604] +++ exited with 0 +++ [pid 4588] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./45/binderfs") = 0 [pid 3613] umount2("./45/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./45/cgroup") = 0 [pid 3613] umount2("./45/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./45/cgroup.net") = 0 [pid 3613] umount2("./45/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./45/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./45") = 0 [pid 3613] mkdir("./46", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4606 attached [pid 4606] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 132 [pid 4606] <... set_robust_list resumed>) = 0 [pid 4606] chdir("./46") = 0 [pid 4606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4606] setpgid(0, 0) = 0 [pid 4606] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4606] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4606] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4606] write(3, "1000", 4) = 4 [pid 4606] close(3) = 0 [pid 4606] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4606] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4606] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4606] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4607 attached [pid 4607] set_robust_list(0x7fa9c98459e0, 24 [pid 4606] <... clone resumed>, parent_tid=[133], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 133 [pid 4607] <... set_robust_list resumed>) = 0 [pid 4606] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4607] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4606] <... futex resumed>) = 0 [pid 4607] <... openat resumed>) = 3 [pid 4606] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4607] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4607] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4591] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4591] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4591] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4608 attached [pid 4608] set_robust_list(0x7fa9c98249e0, 24 [pid 4591] <... clone resumed>, parent_tid=[131], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 131 [pid 4608] <... set_robust_list resumed>) = 0 [pid 4591] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4608] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4591] <... futex resumed>) = 0 [pid 4608] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4591] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4608] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4608] <... futex resumed>) = 0 [pid 4608] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4591] close(3) = 0 [pid 4591] close(4) = -1 EBADF (Bad file descriptor) [pid 4591] close(5) = -1 EBADF (Bad file descriptor) [pid 4591] close(6) = -1 EBADF (Bad file descriptor) [pid 4591] close(7) = -1 EBADF (Bad file descriptor) [pid 4591] close(8) = -1 EBADF (Bad file descriptor) [pid 4591] close(9) = -1 EBADF (Bad file descriptor) [pid 4591] close(10) = -1 EBADF (Bad file descriptor) [pid 4591] close(11) = -1 EBADF (Bad file descriptor) [pid 4591] close(12) = -1 EBADF (Bad file descriptor) [pid 4591] close(13) = -1 EBADF (Bad file descriptor) [pid 4591] close(14) = -1 EBADF (Bad file descriptor) [pid 4591] close(15) = -1 EBADF (Bad file descriptor) [pid 4591] close(16) = -1 EBADF (Bad file descriptor) [pid 4591] close(17) = -1 EBADF (Bad file descriptor) [pid 4591] close(18) = -1 EBADF (Bad file descriptor) [pid 4591] close(19) = -1 EBADF (Bad file descriptor) [pid 4591] close(20) = -1 EBADF (Bad file descriptor) [pid 4591] close(21) = -1 EBADF (Bad file descriptor) [pid 4591] close(22) = -1 EBADF (Bad file descriptor) [pid 4591] close(23) = -1 EBADF (Bad file descriptor) [pid 4591] close(24) = -1 EBADF (Bad file descriptor) [pid 4591] close(25) = -1 EBADF (Bad file descriptor) [pid 4591] close(26) = -1 EBADF (Bad file descriptor) [pid 4591] close(27) = -1 EBADF (Bad file descriptor) [pid 4591] close(28) = -1 EBADF (Bad file descriptor) [pid 4591] close(29) = -1 EBADF (Bad file descriptor) [pid 4591] exit_group(0 [pid 4608] <... futex resumed>) = ? [pid 4592] <... ioctl resumed> ) = ? [pid 4591] <... exit_group resumed>) = ? [pid 4608] +++ exited with 0 +++ [pid 4592] +++ exited with 0 +++ [pid 4591] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./44/binderfs") = 0 [pid 3615] umount2("./44/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./44/cgroup") = 0 [pid 3615] umount2("./44/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./44/cgroup.net") = 0 [pid 3615] umount2("./44/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./44/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./44") = 0 [pid 3615] mkdir("./45", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4609 attached , child_tidptr=0x5555566ee5d0) = 132 [pid 4609] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4609] chdir("./45") = 0 [pid 4609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4609] setpgid(0, 0) = 0 [pid 4609] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4609] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4609] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4609] write(3, "1000", 4) = 4 [pid 4609] close(3) = 0 [pid 4609] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4609] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4609] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4609] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4609] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4610 attached [pid 4610] set_robust_list(0x7fa9c98459e0, 24 [pid 4609] <... clone resumed>, parent_tid=[133], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 133 [pid 4610] <... set_robust_list resumed>) = 0 [pid 4609] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4610] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4609] <... futex resumed>) = 0 [pid 4610] <... openat resumed>) = 3 [pid 4609] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4610] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4610] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4610] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4610] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4594] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4594] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4594] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4594] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4611 attached [pid 4611] set_robust_list(0x7fa9c98249e0, 24 [pid 4594] <... clone resumed>, parent_tid=[130], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 130 [pid 4611] <... set_robust_list resumed>) = 0 [pid 4594] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4611] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4594] <... futex resumed>) = 0 [pid 4611] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4594] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4611] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4611] <... futex resumed>) = 0 [pid 4611] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4594] close(3) = 0 [pid 4594] close(4) = -1 EBADF (Bad file descriptor) [pid 4594] close(5) = -1 EBADF (Bad file descriptor) [pid 4594] close(6) = -1 EBADF (Bad file descriptor) [pid 4594] close(7) = -1 EBADF (Bad file descriptor) [pid 4594] close(8) = -1 EBADF (Bad file descriptor) [pid 4594] close(9) = -1 EBADF (Bad file descriptor) [pid 4594] close(10) = -1 EBADF (Bad file descriptor) [pid 4594] close(11) = -1 EBADF (Bad file descriptor) [pid 4594] close(12) = -1 EBADF (Bad file descriptor) [pid 4594] close(13) = -1 EBADF (Bad file descriptor) [pid 4594] close(14) = -1 EBADF (Bad file descriptor) [pid 4594] close(15) = -1 EBADF (Bad file descriptor) [pid 4594] close(16) = -1 EBADF (Bad file descriptor) [pid 4594] close(17) = -1 EBADF (Bad file descriptor) [pid 4594] close(18) = -1 EBADF (Bad file descriptor) [pid 4594] close(19) = -1 EBADF (Bad file descriptor) [pid 4594] close(20) = -1 EBADF (Bad file descriptor) [pid 4594] close(21) = -1 EBADF (Bad file descriptor) [pid 4594] close(22) = -1 EBADF (Bad file descriptor) [pid 4594] close(23) = -1 EBADF (Bad file descriptor) [pid 4594] close(24) = -1 EBADF (Bad file descriptor) [pid 4594] close(25) = -1 EBADF (Bad file descriptor) [pid 4594] close(26) = -1 EBADF (Bad file descriptor) [pid 4594] close(27) = -1 EBADF (Bad file descriptor) [pid 4594] close(28) = -1 EBADF (Bad file descriptor) [pid 4594] close(29) = -1 EBADF (Bad file descriptor) [pid 4594] exit_group(0 [pid 4611] <... futex resumed>) = ? [pid 4594] <... exit_group resumed>) = ? [pid 4611] +++ exited with 0 +++ [pid 4595] <... ioctl resumed> ) = ? [pid 4595] +++ exited with 0 +++ [pid 4594] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=128, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./44/binderfs") = 0 [pid 3612] umount2("./44/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./44/cgroup") = 0 [pid 3612] umount2("./44/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./44/cgroup.net") = 0 [pid 3612] umount2("./44/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./44/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./44") = 0 [pid 3612] mkdir("./45", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4612 attached [pid 4612] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 131 [pid 4612] <... set_robust_list resumed>) = 0 [pid 4612] chdir("./45") = 0 [pid 4612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4612] setpgid(0, 0) = 0 [pid 4612] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4612] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4612] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4612] write(3, "1000", 4) = 4 [pid 4612] close(3) = 0 [pid 4612] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4612] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4612] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4612] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4612] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4613 attached [pid 4613] set_robust_list(0x7fa9c98459e0, 24 [pid 4612] <... clone resumed>, parent_tid=[132], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 132 [pid 4613] <... set_robust_list resumed>) = 0 [pid 4612] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4613] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4612] <... futex resumed>) = 0 [pid 4613] <... openat resumed>) = 3 [pid 4612] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4613] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4613] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4613] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4613] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4597] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4597] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4597] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4597] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4597] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4614 attached [pid 4614] set_robust_list(0x7fa9c98249e0, 24 [pid 4597] <... clone resumed>, parent_tid=[130], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 130 [pid 4614] <... set_robust_list resumed>) = 0 [pid 4597] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4614] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4597] <... futex resumed>) = 0 [pid 4614] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4597] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4614] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4614] <... futex resumed>) = 0 [pid 4614] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4597] close(3) = 0 [pid 4597] close(4) = -1 EBADF (Bad file descriptor) [pid 4597] close(5) = -1 EBADF (Bad file descriptor) [pid 4597] close(6) = -1 EBADF (Bad file descriptor) [pid 4597] close(7) = -1 EBADF (Bad file descriptor) [pid 4597] close(8) = -1 EBADF (Bad file descriptor) [pid 4597] close(9) = -1 EBADF (Bad file descriptor) [pid 4597] close(10) = -1 EBADF (Bad file descriptor) [pid 4597] close(11) = -1 EBADF (Bad file descriptor) [pid 4597] close(12) = -1 EBADF (Bad file descriptor) [pid 4597] close(13) = -1 EBADF (Bad file descriptor) [pid 4597] close(14) = -1 EBADF (Bad file descriptor) [pid 4597] close(15) = -1 EBADF (Bad file descriptor) [pid 4597] close(16) = -1 EBADF (Bad file descriptor) [pid 4597] close(17) = -1 EBADF (Bad file descriptor) [pid 4597] close(18) = -1 EBADF (Bad file descriptor) [pid 4597] close(19) = -1 EBADF (Bad file descriptor) [pid 4597] close(20) = -1 EBADF (Bad file descriptor) [pid 4597] close(21) = -1 EBADF (Bad file descriptor) [pid 4597] close(22) = -1 EBADF (Bad file descriptor) [pid 4597] close(23) = -1 EBADF (Bad file descriptor) [pid 4597] close(24) = -1 EBADF (Bad file descriptor) [pid 4597] close(25) = -1 EBADF (Bad file descriptor) [pid 4597] close(26) = -1 EBADF (Bad file descriptor) [pid 4597] close(27) = -1 EBADF (Bad file descriptor) [pid 4597] close(28) = -1 EBADF (Bad file descriptor) [pid 4597] close(29) = -1 EBADF (Bad file descriptor) [pid 4597] exit_group(0 [pid 4614] <... futex resumed>) = ? [pid 4598] <... ioctl resumed> ) = ? [pid 4597] <... exit_group resumed>) = ? [pid 4614] +++ exited with 0 +++ [pid 4598] +++ exited with 0 +++ [pid 4597] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=128, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./43/binderfs") = 0 [pid 3610] umount2("./43/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./43/cgroup") = 0 [pid 3610] umount2("./43/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./43/cgroup.net") = 0 [pid 3610] umount2("./43/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./43/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./43") = 0 [pid 3610] mkdir("./44", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4615 attached [pid 4615] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 131 [pid 4615] chdir("./44") = 0 [pid 4615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4615] setpgid(0, 0) = 0 [pid 4615] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4615] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4615] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4615] write(3, "1000", 4) = 4 [pid 4615] close(3) = 0 [pid 4615] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4615] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4615] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4615] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4615] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4616 attached [pid 4616] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4615] <... clone resumed>, parent_tid=[132], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 132 [pid 4616] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4615] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4615] <... futex resumed>) = 0 [pid 4616] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4615] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4616] <... openat resumed>) = 3 [pid 4616] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4616] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4616] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4616] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4600] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4600] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4600] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4600] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4617 attached [pid 4617] set_robust_list(0x7fa9c98249e0, 24 [pid 4600] <... clone resumed>, parent_tid=[130], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 130 [pid 4617] <... set_robust_list resumed>) = 0 [pid 4600] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4617] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4600] <... futex resumed>) = 0 [pid 4617] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4600] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4617] <... futex resumed>) = 0 [pid 4617] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4600] close(3) = 0 [pid 4600] close(4) = -1 EBADF (Bad file descriptor) [pid 4600] close(5) = -1 EBADF (Bad file descriptor) [pid 4600] close(6) = -1 EBADF (Bad file descriptor) [pid 4600] close(7) = -1 EBADF (Bad file descriptor) [pid 4600] close(8) = -1 EBADF (Bad file descriptor) [pid 4600] close(9) = -1 EBADF (Bad file descriptor) [pid 4600] close(10) = -1 EBADF (Bad file descriptor) [pid 4600] close(11) = -1 EBADF (Bad file descriptor) [pid 4600] close(12) = -1 EBADF (Bad file descriptor) [pid 4600] close(13) = -1 EBADF (Bad file descriptor) [pid 4600] close(14) = -1 EBADF (Bad file descriptor) [pid 4600] close(15) = -1 EBADF (Bad file descriptor) [pid 4600] close(16) = -1 EBADF (Bad file descriptor) [pid 4600] close(17) = -1 EBADF (Bad file descriptor) [pid 4600] close(18) = -1 EBADF (Bad file descriptor) [pid 4600] close(19) = -1 EBADF (Bad file descriptor) [pid 4600] close(20) = -1 EBADF (Bad file descriptor) [pid 4600] close(21) = -1 EBADF (Bad file descriptor) [pid 4600] close(22) = -1 EBADF (Bad file descriptor) [pid 4600] close(23) = -1 EBADF (Bad file descriptor) [pid 4600] close(24) = -1 EBADF (Bad file descriptor) [pid 4600] close(25) = -1 EBADF (Bad file descriptor) [pid 4600] close(26) = -1 EBADF (Bad file descriptor) [pid 4600] close(27) = -1 EBADF (Bad file descriptor) [pid 4600] close(28) = -1 EBADF (Bad file descriptor) [pid 4600] close(29) = -1 EBADF (Bad file descriptor) [pid 4600] exit_group(0 [pid 4617] <... futex resumed>) = ? [pid 4601] <... ioctl resumed> ) = ? [pid 4600] <... exit_group resumed>) = ? [pid 4601] +++ exited with 0 +++ [pid 4617] +++ exited with 0 +++ [pid 4600] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=128, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./43", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./43/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./43/binderfs") = 0 [pid 3614] umount2("./43/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./43/cgroup") = 0 [pid 3614] umount2("./43/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./43/cgroup.net") = 0 [pid 3614] umount2("./43/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./43/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./43") = 0 [pid 3614] mkdir("./44", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4618 attached , child_tidptr=0x5555566ee5d0) = 131 [pid 4618] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4618] chdir("./44") = 0 [pid 4618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4618] setpgid(0, 0) = 0 [pid 4618] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4618] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4618] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4618] write(3, "1000", 4) = 4 [pid 4618] close(3) = 0 [pid 4618] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4618] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4618] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4618] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4618] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4619 attached [pid 4619] set_robust_list(0x7fa9c98459e0, 24 [pid 4618] <... clone resumed>, parent_tid=[132], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 132 [pid 4619] <... set_robust_list resumed>) = 0 [pid 4618] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4619] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4618] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4619] <... openat resumed>) = 3 [pid 4619] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4619] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4619] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4619] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4603] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4603] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4603] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4603] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4620 attached , parent_tid=[131], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 131 [pid 4620] set_robust_list(0x7fa9c98249e0, 24 [pid 4603] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4603] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4620] <... set_robust_list resumed>) = 0 [pid 4620] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4620] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4603] <... futex resumed>) = 0 [pid 4620] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4603] close(3) = 0 [pid 4603] close(4) = -1 EBADF (Bad file descriptor) [pid 4603] close(5) = -1 EBADF (Bad file descriptor) [pid 4603] close(6) = -1 EBADF (Bad file descriptor) [pid 4603] close(7) = -1 EBADF (Bad file descriptor) [pid 4603] close(8) = -1 EBADF (Bad file descriptor) [pid 4603] close(9) = -1 EBADF (Bad file descriptor) [pid 4603] close(10) = -1 EBADF (Bad file descriptor) [pid 4603] close(11) = -1 EBADF (Bad file descriptor) [pid 4603] close(12) = -1 EBADF (Bad file descriptor) [pid 4603] close(13) = -1 EBADF (Bad file descriptor) [pid 4603] close(14) = -1 EBADF (Bad file descriptor) [pid 4603] close(15) = -1 EBADF (Bad file descriptor) [pid 4603] close(16) = -1 EBADF (Bad file descriptor) [pid 4603] close(17) = -1 EBADF (Bad file descriptor) [pid 4603] close(18) = -1 EBADF (Bad file descriptor) [pid 4603] close(19) = -1 EBADF (Bad file descriptor) [pid 4603] close(20) = -1 EBADF (Bad file descriptor) [pid 4603] close(21) = -1 EBADF (Bad file descriptor) [pid 4603] close(22) = -1 EBADF (Bad file descriptor) [pid 4603] close(23) = -1 EBADF (Bad file descriptor) [pid 4603] close(24) = -1 EBADF (Bad file descriptor) [pid 4603] close(25) = -1 EBADF (Bad file descriptor) [pid 4603] close(26) = -1 EBADF (Bad file descriptor) [pid 4603] close(27) = -1 EBADF (Bad file descriptor) [pid 4603] close(28) = -1 EBADF (Bad file descriptor) [pid 4603] close(29) = -1 EBADF (Bad file descriptor) [pid 4603] exit_group(0) = ? [pid 4620] <... futex resumed>) = ? [pid 4605] <... ioctl resumed> ) = ? [pid 4620] +++ exited with 0 +++ [pid 4606] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4606] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4605] +++ exited with 0 +++ [pid 4603] +++ exited with 0 +++ [pid 4606] <... futex resumed>) = 0 [pid 4606] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4606] <... mmap resumed>) = 0x7fa9c9804000 [pid 3611] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4606] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4606] <... mprotect resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4606] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4621 attached [pid 3611] fstat(3, [pid 4621] set_robust_list(0x7fa9c98249e0, 24 [pid 4606] <... clone resumed>, parent_tid=[134], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 134 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4621] <... set_robust_list resumed>) = 0 [pid 4606] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] getdents64(3, [pid 4621] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4606] <... futex resumed>) = 0 [pid 3611] <... getdents64 resumed>0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 4621] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4606] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3611] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4621] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4621] <... futex resumed>) = 0 [pid 3611] lstat("./44/binderfs", [pid 4621] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./44/binderfs") = 0 [pid 3611] umount2("./44/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./44/cgroup") = 0 [pid 3611] umount2("./44/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./44/cgroup.net") = 0 [pid 3611] umount2("./44/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./44/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./44") = 0 [pid 3611] mkdir("./45", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4622 attached [pid 4622] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 132 [pid 4622] <... set_robust_list resumed>) = 0 [pid 4622] chdir("./45") = 0 [pid 4622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4622] setpgid(0, 0) = 0 [pid 4622] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4622] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4622] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4622] write(3, "1000", 4) = 4 [pid 4622] close(3) = 0 [pid 4622] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4622] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4622] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4622] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4622] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4623 attached [pid 4623] set_robust_list(0x7fa9c98459e0, 24 [pid 4622] <... clone resumed>, parent_tid=[133], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 133 [pid 4623] <... set_robust_list resumed>) = 0 [pid 4622] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4623] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4622] <... futex resumed>) = 0 [pid 4623] <... openat resumed>) = 3 [pid 4622] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4623] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4623] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4623] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4623] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4606] close(3) = 0 [pid 4606] close(4) = -1 EBADF (Bad file descriptor) [pid 4606] close(5) = -1 EBADF (Bad file descriptor) [pid 4606] close(6) = -1 EBADF (Bad file descriptor) [pid 4606] close(7) = -1 EBADF (Bad file descriptor) [pid 4606] close(8) = -1 EBADF (Bad file descriptor) [pid 4606] close(9) = -1 EBADF (Bad file descriptor) [pid 4606] close(10) = -1 EBADF (Bad file descriptor) [pid 4606] close(11) = -1 EBADF (Bad file descriptor) [pid 4606] close(12) = -1 EBADF (Bad file descriptor) [pid 4606] close(13) = -1 EBADF (Bad file descriptor) [pid 4606] close(14) = -1 EBADF (Bad file descriptor) [pid 4606] close(15) = -1 EBADF (Bad file descriptor) [pid 4606] close(16) = -1 EBADF (Bad file descriptor) [pid 4606] close(17) = -1 EBADF (Bad file descriptor) [pid 4606] close(18) = -1 EBADF (Bad file descriptor) [pid 4606] close(19) = -1 EBADF (Bad file descriptor) [pid 4606] close(20) = -1 EBADF (Bad file descriptor) [pid 4606] close(21) = -1 EBADF (Bad file descriptor) [pid 4606] close(22) = -1 EBADF (Bad file descriptor) [pid 4606] close(23) = -1 EBADF (Bad file descriptor) [pid 4606] close(24) = -1 EBADF (Bad file descriptor) [pid 4606] close(25) = -1 EBADF (Bad file descriptor) [pid 4606] close(26) = -1 EBADF (Bad file descriptor) [pid 4606] close(27) = -1 EBADF (Bad file descriptor) [pid 4606] close(28) = -1 EBADF (Bad file descriptor) [pid 4606] close(29) = -1 EBADF (Bad file descriptor) [pid 4606] exit_group(0 [pid 4621] <... futex resumed>) = ? [pid 4607] <... ioctl resumed> ) = ? [pid 4606] <... exit_group resumed>) = ? [pid 4621] +++ exited with 0 +++ [pid 4607] +++ exited with 0 +++ [pid 4606] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=132, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./46/binderfs") = 0 [pid 3613] umount2("./46/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./46/cgroup") = 0 [pid 3613] umount2("./46/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./46/cgroup.net") = 0 [pid 3613] umount2("./46/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./46/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./46") = 0 [pid 3613] mkdir("./47", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4624 attached [pid 4624] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 135 [pid 4624] <... set_robust_list resumed>) = 0 [pid 4624] chdir("./47") = 0 [pid 4624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4624] setpgid(0, 0) = 0 [pid 4624] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4624] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4624] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4624] write(3, "1000", 4) = 4 [pid 4624] close(3) = 0 [pid 4624] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4624] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4624] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4624] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4624] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4625 attached [pid 4625] set_robust_list(0x7fa9c98459e0, 24 [pid 4624] <... clone resumed>, parent_tid=[136], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 136 [pid 4625] <... set_robust_list resumed>) = 0 [pid 4624] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4625] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4624] <... futex resumed>) = 0 [pid 4625] <... openat resumed>) = 3 [pid 4624] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4625] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4625] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4625] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4625] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4609] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4609] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4609] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4609] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4626 attached [pid 4626] set_robust_list(0x7fa9c98249e0, 24 [pid 4609] <... clone resumed>, parent_tid=[134], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 134 [pid 4626] <... set_robust_list resumed>) = 0 [pid 4609] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4626] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4609] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4626] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4626] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4609] <... futex resumed>) = 0 [pid 4626] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4609] close(3) = 0 [pid 4609] close(4) = -1 EBADF (Bad file descriptor) [pid 4609] close(5) = -1 EBADF (Bad file descriptor) [pid 4609] close(6) = -1 EBADF (Bad file descriptor) [pid 4609] close(7) = -1 EBADF (Bad file descriptor) [pid 4609] close(8) = -1 EBADF (Bad file descriptor) [pid 4609] close(9) = -1 EBADF (Bad file descriptor) [pid 4609] close(10) = -1 EBADF (Bad file descriptor) [pid 4609] close(11) = -1 EBADF (Bad file descriptor) [pid 4609] close(12) = -1 EBADF (Bad file descriptor) [pid 4609] close(13) = -1 EBADF (Bad file descriptor) [pid 4609] close(14) = -1 EBADF (Bad file descriptor) [pid 4609] close(15) = -1 EBADF (Bad file descriptor) [pid 4609] close(16) = -1 EBADF (Bad file descriptor) [pid 4609] close(17) = -1 EBADF (Bad file descriptor) [pid 4609] close(18) = -1 EBADF (Bad file descriptor) [pid 4609] close(19) = -1 EBADF (Bad file descriptor) [pid 4609] close(20) = -1 EBADF (Bad file descriptor) [pid 4609] close(21) = -1 EBADF (Bad file descriptor) [pid 4609] close(22) = -1 EBADF (Bad file descriptor) [pid 4609] close(23) = -1 EBADF (Bad file descriptor) [pid 4609] close(24) = -1 EBADF (Bad file descriptor) [pid 4609] close(25) = -1 EBADF (Bad file descriptor) [pid 4609] close(26) = -1 EBADF (Bad file descriptor) [pid 4609] close(27) = -1 EBADF (Bad file descriptor) [pid 4609] close(28) = -1 EBADF (Bad file descriptor) [pid 4609] close(29) = -1 EBADF (Bad file descriptor) [pid 4609] exit_group(0 [pid 4626] <... futex resumed>) = ? [pid 4610] <... ioctl resumed> ) = ? [pid 4609] <... exit_group resumed>) = ? [pid 4626] +++ exited with 0 +++ [pid 4610] +++ exited with 0 +++ [pid 4609] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=132, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./45/binderfs") = 0 [pid 3615] umount2("./45/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./45/cgroup") = 0 [pid 3615] umount2("./45/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./45/cgroup.net") = 0 [pid 3615] umount2("./45/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./45/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./45") = 0 [pid 3615] mkdir("./46", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4627 attached , child_tidptr=0x5555566ee5d0) = 135 [pid 4627] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4627] chdir("./46") = 0 [pid 4627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4627] setpgid(0, 0) = 0 [pid 4627] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4627] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4627] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4627] write(3, "1000", 4) = 4 [pid 4627] close(3) = 0 [pid 4627] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4627] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4627] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4627] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4627] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4628 attached [pid 4628] set_robust_list(0x7fa9c98459e0, 24 [pid 4627] <... clone resumed>, parent_tid=[136], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 136 [pid 4628] <... set_robust_list resumed>) = 0 [pid 4627] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4628] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4627] <... futex resumed>) = 0 [pid 4628] <... openat resumed>) = 3 [pid 4627] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4628] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4628] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4612] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4612] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4612] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4612] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4629 attached [pid 4629] set_robust_list(0x7fa9c98249e0, 24 [pid 4612] <... clone resumed>, parent_tid=[133], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 133 [pid 4629] <... set_robust_list resumed>) = 0 [pid 4612] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4629] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4612] <... futex resumed>) = 0 [pid 4629] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4612] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4629] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4629] <... futex resumed>) = 0 [pid 4629] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4612] close(3) = 0 [pid 4612] close(4) = -1 EBADF (Bad file descriptor) [pid 4612] close(5) = -1 EBADF (Bad file descriptor) [pid 4612] close(6) = -1 EBADF (Bad file descriptor) [pid 4612] close(7) = -1 EBADF (Bad file descriptor) [pid 4612] close(8) = -1 EBADF (Bad file descriptor) [pid 4612] close(9) = -1 EBADF (Bad file descriptor) [pid 4612] close(10) = -1 EBADF (Bad file descriptor) [pid 4612] close(11) = -1 EBADF (Bad file descriptor) [pid 4612] close(12) = -1 EBADF (Bad file descriptor) [pid 4612] close(13) = -1 EBADF (Bad file descriptor) [pid 4612] close(14) = -1 EBADF (Bad file descriptor) [pid 4612] close(15) = -1 EBADF (Bad file descriptor) [pid 4612] close(16) = -1 EBADF (Bad file descriptor) [pid 4612] close(17) = -1 EBADF (Bad file descriptor) [pid 4612] close(18) = -1 EBADF (Bad file descriptor) [pid 4612] close(19) = -1 EBADF (Bad file descriptor) [pid 4612] close(20) = -1 EBADF (Bad file descriptor) [pid 4612] close(21) = -1 EBADF (Bad file descriptor) [pid 4612] close(22) = -1 EBADF (Bad file descriptor) [pid 4612] close(23) = -1 EBADF (Bad file descriptor) [pid 4612] close(24) = -1 EBADF (Bad file descriptor) [pid 4612] close(25) = -1 EBADF (Bad file descriptor) [pid 4612] close(26) = -1 EBADF (Bad file descriptor) [pid 4612] close(27) = -1 EBADF (Bad file descriptor) [pid 4612] close(28) = -1 EBADF (Bad file descriptor) [pid 4612] close(29) = -1 EBADF (Bad file descriptor) [pid 4612] exit_group(0 [pid 4629] <... futex resumed>) = ? [pid 4629] +++ exited with 0 +++ [pid 4613] <... ioctl resumed> ) = ? [pid 4612] <... exit_group resumed>) = ? [pid 4613] +++ exited with 0 +++ [pid 4612] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=131, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./45/binderfs") = 0 [pid 3612] umount2("./45/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./45/cgroup") = 0 [pid 3612] umount2("./45/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./45/cgroup.net") = 0 [pid 3612] umount2("./45/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./45/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./45") = 0 [pid 3612] mkdir("./46", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4630 attached [pid 4630] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 134 [pid 4630] <... set_robust_list resumed>) = 0 [pid 4630] chdir("./46") = 0 [pid 4630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4630] setpgid(0, 0) = 0 [pid 4630] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4630] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4630] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4630] write(3, "1000", 4) = 4 [pid 4630] close(3) = 0 [pid 4630] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4630] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4630] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4630] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4630] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[135], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 135 [pid 4630] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4630] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000}./strace-static-x86_64: Process 4631 attached [pid 4631] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4631] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4631] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4631] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4615] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4615] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4615] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4615] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4632 attached [pid 4632] set_robust_list(0x7fa9c98249e0, 24 [pid 4615] <... clone resumed>, parent_tid=[133], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 133 [pid 4632] <... set_robust_list resumed>) = 0 [pid 4615] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4632] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4615] <... futex resumed>) = 0 [pid 4632] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4615] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4632] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4632] <... futex resumed>) = 0 [pid 4632] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4615] close(3) = 0 [pid 4615] close(4) = -1 EBADF (Bad file descriptor) [pid 4615] close(5) = -1 EBADF (Bad file descriptor) [pid 4615] close(6) = -1 EBADF (Bad file descriptor) [pid 4615] close(7) = -1 EBADF (Bad file descriptor) [pid 4615] close(8) = -1 EBADF (Bad file descriptor) [pid 4615] close(9) = -1 EBADF (Bad file descriptor) [pid 4615] close(10) = -1 EBADF (Bad file descriptor) [pid 4615] close(11) = -1 EBADF (Bad file descriptor) [pid 4615] close(12) = -1 EBADF (Bad file descriptor) [pid 4615] close(13) = -1 EBADF (Bad file descriptor) [pid 4615] close(14) = -1 EBADF (Bad file descriptor) [pid 4615] close(15) = -1 EBADF (Bad file descriptor) [pid 4615] close(16) = -1 EBADF (Bad file descriptor) [pid 4615] close(17) = -1 EBADF (Bad file descriptor) [pid 4615] close(18) = -1 EBADF (Bad file descriptor) [pid 4615] close(19) = -1 EBADF (Bad file descriptor) [pid 4615] close(20) = -1 EBADF (Bad file descriptor) [pid 4615] close(21) = -1 EBADF (Bad file descriptor) [pid 4615] close(22) = -1 EBADF (Bad file descriptor) [pid 4615] close(23) = -1 EBADF (Bad file descriptor) [pid 4615] close(24) = -1 EBADF (Bad file descriptor) [pid 4615] close(25) = -1 EBADF (Bad file descriptor) [pid 4615] close(26) = -1 EBADF (Bad file descriptor) [pid 4615] close(27) = -1 EBADF (Bad file descriptor) [pid 4615] close(28) = -1 EBADF (Bad file descriptor) [pid 4615] close(29) = -1 EBADF (Bad file descriptor) [pid 4615] exit_group(0) = ? [pid 4616] <... ioctl resumed> ) = ? [pid 4632] <... futex resumed>) = ? [pid 4632] +++ exited with 0 +++ [pid 4616] +++ exited with 0 +++ [pid 4615] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=131, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./44/binderfs") = 0 [pid 3610] umount2("./44/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./44/cgroup") = 0 [pid 3610] umount2("./44/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./44/cgroup.net") = 0 [pid 3610] umount2("./44/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./44/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./44") = 0 [pid 3610] mkdir("./45", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4633 attached , child_tidptr=0x5555566ee5d0) = 134 [pid 4633] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4633] chdir("./45") = 0 [pid 4633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4633] setpgid(0, 0) = 0 [pid 4633] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4633] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4633] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4633] write(3, "1000", 4) = 4 [pid 4633] close(3) = 0 [pid 4633] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4633] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4633] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4633] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4633] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4634 attached [pid 4634] set_robust_list(0x7fa9c98459e0, 24 [pid 4633] <... clone resumed>, parent_tid=[135], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 135 [pid 4634] <... set_robust_list resumed>) = 0 [pid 4633] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4634] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4633] <... futex resumed>) = 0 [pid 4634] <... openat resumed>) = 3 [pid 4633] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4634] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4634] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4618] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4618] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4618] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4635 attached [pid 4635] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4635] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4618] <... clone resumed>, parent_tid=[133], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 133 [pid 4618] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4635] <... futex resumed>) = 0 [pid 4618] <... futex resumed>) = 1 [pid 4635] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4618] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4635] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4635] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4618] <... futex resumed>) = 0 [pid 4635] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4618] close(3) = 0 [pid 4618] close(4) = -1 EBADF (Bad file descriptor) [pid 4618] close(5) = -1 EBADF (Bad file descriptor) [pid 4618] close(6) = -1 EBADF (Bad file descriptor) [pid 4618] close(7) = -1 EBADF (Bad file descriptor) [pid 4618] close(8) = -1 EBADF (Bad file descriptor) [pid 4618] close(9) = -1 EBADF (Bad file descriptor) [pid 4618] close(10) = -1 EBADF (Bad file descriptor) [pid 4618] close(11) = -1 EBADF (Bad file descriptor) [pid 4618] close(12) = -1 EBADF (Bad file descriptor) [pid 4618] close(13) = -1 EBADF (Bad file descriptor) [pid 4618] close(14) = -1 EBADF (Bad file descriptor) [pid 4618] close(15) = -1 EBADF (Bad file descriptor) [pid 4618] close(16) = -1 EBADF (Bad file descriptor) [pid 4618] close(17) = -1 EBADF (Bad file descriptor) [pid 4618] close(18) = -1 EBADF (Bad file descriptor) [pid 4618] close(19) = -1 EBADF (Bad file descriptor) [pid 4618] close(20) = -1 EBADF (Bad file descriptor) [pid 4618] close(21) = -1 EBADF (Bad file descriptor) [pid 4618] close(22) = -1 EBADF (Bad file descriptor) [pid 4618] close(23) = -1 EBADF (Bad file descriptor) [pid 4618] close(24) = -1 EBADF (Bad file descriptor) [pid 4618] close(25) = -1 EBADF (Bad file descriptor) [pid 4618] close(26) = -1 EBADF (Bad file descriptor) [pid 4618] close(27) = -1 EBADF (Bad file descriptor) [pid 4618] close(28) = -1 EBADF (Bad file descriptor) [pid 4618] close(29) = -1 EBADF (Bad file descriptor) [pid 4618] exit_group(0 [pid 4635] <... futex resumed>) = ? [pid 4618] <... exit_group resumed>) = ? [pid 4635] +++ exited with 0 +++ [pid 4619] <... ioctl resumed> ) = ? [pid 4619] +++ exited with 0 +++ [pid 4618] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=131, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./44", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./44/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./44/binderfs") = 0 [pid 3614] umount2("./44/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./44/cgroup") = 0 [pid 3614] umount2("./44/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./44/cgroup.net") = 0 [pid 3614] umount2("./44/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./44/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./44") = 0 [pid 3614] mkdir("./45", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4636 attached [pid 4636] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 134 [pid 4636] <... set_robust_list resumed>) = 0 [pid 4636] chdir("./45") = 0 [pid 4636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4636] setpgid(0, 0) = 0 [pid 4636] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4636] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4636] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4636] write(3, "1000", 4) = 4 [pid 4636] close(3) = 0 [pid 4636] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4636] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4636] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4636] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4636] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4637 attached , parent_tid=[135], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 135 [pid 4637] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4636] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4637] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4636] <... futex resumed>) = 0 [pid 4637] <... openat resumed>) = 3 [pid 4636] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4637] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4637] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4622] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4622] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4622] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4638 attached , parent_tid=[134], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 134 [pid 4638] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4622] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4638] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4622] <... futex resumed>) = 0 [pid 4638] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4622] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4638] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4638] <... futex resumed>) = 0 [pid 4638] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4622] close(3) = 0 [pid 4622] close(4) = -1 EBADF (Bad file descriptor) [pid 4622] close(5) = -1 EBADF (Bad file descriptor) [pid 4622] close(6) = -1 EBADF (Bad file descriptor) [pid 4622] close(7) = -1 EBADF (Bad file descriptor) [pid 4622] close(8) = -1 EBADF (Bad file descriptor) [pid 4622] close(9) = -1 EBADF (Bad file descriptor) [pid 4622] close(10) = -1 EBADF (Bad file descriptor) [pid 4622] close(11) = -1 EBADF (Bad file descriptor) [pid 4622] close(12) = -1 EBADF (Bad file descriptor) [pid 4622] close(13) = -1 EBADF (Bad file descriptor) [pid 4622] close(14) = -1 EBADF (Bad file descriptor) [pid 4622] close(15) = -1 EBADF (Bad file descriptor) [pid 4622] close(16) = -1 EBADF (Bad file descriptor) [pid 4622] close(17) = -1 EBADF (Bad file descriptor) [pid 4622] close(18) = -1 EBADF (Bad file descriptor) [pid 4622] close(19) = -1 EBADF (Bad file descriptor) [pid 4622] close(20) = -1 EBADF (Bad file descriptor) [pid 4622] close(21) = -1 EBADF (Bad file descriptor) [pid 4622] close(22) = -1 EBADF (Bad file descriptor) [pid 4622] close(23) = -1 EBADF (Bad file descriptor) [pid 4622] close(24) = -1 EBADF (Bad file descriptor) [pid 4622] close(25) = -1 EBADF (Bad file descriptor) [pid 4622] close(26) = -1 EBADF (Bad file descriptor) [pid 4622] close(27) = -1 EBADF (Bad file descriptor) [pid 4622] close(28) = -1 EBADF (Bad file descriptor) [pid 4622] close(29) = -1 EBADF (Bad file descriptor) [pid 4622] exit_group(0 [pid 4638] <... futex resumed>) = ? [pid 4623] <... ioctl resumed> ) = ? [pid 4622] <... exit_group resumed>) = ? [pid 4638] +++ exited with 0 +++ [pid 4623] +++ exited with 0 +++ [pid 4622] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=132, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./45/binderfs") = 0 [pid 3611] umount2("./45/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./45/cgroup", [pid 4624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4624] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./45/cgroup" [pid 4624] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] umount2("./45/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4624] <... mmap resumed>) = 0x7fa9c9804000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4624] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 3611] lstat("./45/cgroup.net", [pid 4624] <... mprotect resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4624] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] unlink("./45/cgroup.net"./strace-static-x86_64: Process 4639 attached ) = 0 [pid 4639] set_robust_list(0x7fa9c98249e0, 24 [pid 4624] <... clone resumed>, parent_tid=[137], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 137 [pid 3611] umount2("./45/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4639] <... set_robust_list resumed>) = 0 [pid 4624] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4639] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4624] <... futex resumed>) = 0 [pid 3611] lstat("./45/cgroup.cpu", [pid 4639] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4624] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4639] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] unlink("./45/cgroup.cpu" [pid 4639] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4639] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./45") = 0 [pid 3611] mkdir("./46", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4640 attached , child_tidptr=0x5555566ee5d0) = 135 [pid 4640] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4640] chdir("./46") = 0 [pid 4640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4640] setpgid(0, 0) = 0 [pid 4640] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4640] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4640] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4640] write(3, "1000", 4) = 4 [pid 4640] close(3) = 0 [pid 4640] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4640] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4640] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4640] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4640] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4641 attached [pid 4641] set_robust_list(0x7fa9c98459e0, 24 [pid 4640] <... clone resumed>, parent_tid=[136], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 136 [pid 4641] <... set_robust_list resumed>) = 0 [pid 4640] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4641] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4640] <... futex resumed>) = 0 [pid 4641] <... openat resumed>) = 3 [pid 4640] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4641] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4641] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4641] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4641] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4624] close(3) = 0 [pid 4624] close(4) = -1 EBADF (Bad file descriptor) [pid 4624] close(5) = -1 EBADF (Bad file descriptor) [pid 4624] close(6) = -1 EBADF (Bad file descriptor) [pid 4624] close(7) = -1 EBADF (Bad file descriptor) [pid 4624] close(8) = -1 EBADF (Bad file descriptor) [pid 4624] close(9) = -1 EBADF (Bad file descriptor) [pid 4624] close(10) = -1 EBADF (Bad file descriptor) [pid 4624] close(11) = -1 EBADF (Bad file descriptor) [pid 4624] close(12) = -1 EBADF (Bad file descriptor) [pid 4624] close(13) = -1 EBADF (Bad file descriptor) [pid 4624] close(14) = -1 EBADF (Bad file descriptor) [pid 4624] close(15) = -1 EBADF (Bad file descriptor) [pid 4624] close(16) = -1 EBADF (Bad file descriptor) [pid 4624] close(17) = -1 EBADF (Bad file descriptor) [pid 4624] close(18) = -1 EBADF (Bad file descriptor) [pid 4624] close(19) = -1 EBADF (Bad file descriptor) [pid 4624] close(20) = -1 EBADF (Bad file descriptor) [pid 4624] close(21) = -1 EBADF (Bad file descriptor) [pid 4624] close(22) = -1 EBADF (Bad file descriptor) [pid 4624] close(23) = -1 EBADF (Bad file descriptor) [pid 4624] close(24) = -1 EBADF (Bad file descriptor) [pid 4624] close(25) = -1 EBADF (Bad file descriptor) [pid 4624] close(26) = -1 EBADF (Bad file descriptor) [pid 4624] close(27) = -1 EBADF (Bad file descriptor) [pid 4624] close(28) = -1 EBADF (Bad file descriptor) [pid 4624] close(29) = -1 EBADF (Bad file descriptor) [pid 4624] exit_group(0) = ? [pid 4639] <... futex resumed>) = ? [pid 4625] <... ioctl resumed> ) = ? [pid 4625] +++ exited with 0 +++ [pid 4639] +++ exited with 0 +++ [pid 4624] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=135, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./47/binderfs") = 0 [pid 3613] umount2("./47/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./47/cgroup") = 0 [pid 3613] umount2("./47/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./47/cgroup.net") = 0 [pid 3613] umount2("./47/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./47/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./47") = 0 [pid 3613] mkdir("./48", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4642 attached [pid 4642] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 138 [pid 4642] <... set_robust_list resumed>) = 0 [pid 4642] chdir("./48") = 0 [pid 4642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4642] setpgid(0, 0) = 0 [pid 4642] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4642] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4642] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4642] write(3, "1000", 4) = 4 [pid 4642] close(3) = 0 [pid 4642] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4642] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4642] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4642] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4642] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4643 attached [pid 4643] set_robust_list(0x7fa9c98459e0, 24 [pid 4642] <... clone resumed>, parent_tid=[139], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 139 [pid 4643] <... set_robust_list resumed>) = 0 [pid 4642] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4643] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4642] <... futex resumed>) = 0 [pid 4643] <... openat resumed>) = 3 [pid 4642] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4643] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4643] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4643] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4643] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4627] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4627] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4627] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4627] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4644 attached [pid 4644] set_robust_list(0x7fa9c98249e0, 24 [pid 4627] <... clone resumed>, parent_tid=[137], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 137 [pid 4644] <... set_robust_list resumed>) = 0 [pid 4627] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4644] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4644] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4627] <... futex resumed>) = 0 [pid 4644] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4627] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4627] close(3) = 0 [pid 4627] close(4) = -1 EBADF (Bad file descriptor) [pid 4627] close(5) = -1 EBADF (Bad file descriptor) [pid 4627] close(6) = -1 EBADF (Bad file descriptor) [pid 4627] close(7) = -1 EBADF (Bad file descriptor) [pid 4627] close(8) = -1 EBADF (Bad file descriptor) [pid 4627] close(9) = -1 EBADF (Bad file descriptor) [pid 4627] close(10) = -1 EBADF (Bad file descriptor) [pid 4627] close(11) = -1 EBADF (Bad file descriptor) [pid 4627] close(12) = -1 EBADF (Bad file descriptor) [pid 4627] close(13) = -1 EBADF (Bad file descriptor) [pid 4627] close(14) = -1 EBADF (Bad file descriptor) [pid 4627] close(15) = -1 EBADF (Bad file descriptor) [pid 4627] close(16) = -1 EBADF (Bad file descriptor) [pid 4627] close(17) = -1 EBADF (Bad file descriptor) [pid 4627] close(18) = -1 EBADF (Bad file descriptor) [pid 4627] close(19) = -1 EBADF (Bad file descriptor) [pid 4627] close(20) = -1 EBADF (Bad file descriptor) [pid 4627] close(21) = -1 EBADF (Bad file descriptor) [pid 4627] close(22) = -1 EBADF (Bad file descriptor) [pid 4627] close(23) = -1 EBADF (Bad file descriptor) [pid 4627] close(24) = -1 EBADF (Bad file descriptor) [pid 4627] close(25) = -1 EBADF (Bad file descriptor) [pid 4627] close(26) = -1 EBADF (Bad file descriptor) [pid 4627] close(27) = -1 EBADF (Bad file descriptor) [pid 4627] close(28) = -1 EBADF (Bad file descriptor) [pid 4627] close(29) = -1 EBADF (Bad file descriptor) [pid 4627] exit_group(0 [pid 4644] <... futex resumed>) = ? [pid 4628] <... ioctl resumed> ) = ? [pid 4627] <... exit_group resumed>) = ? [pid 4644] +++ exited with 0 +++ [pid 4628] +++ exited with 0 +++ [pid 4627] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=135, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./46/binderfs") = 0 [pid 3615] umount2("./46/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./46/cgroup") = 0 [pid 3615] umount2("./46/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./46/cgroup.net") = 0 [pid 3615] umount2("./46/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./46/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./46") = 0 [pid 3615] mkdir("./47", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4645 attached [pid 4645] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 138 [pid 4645] <... set_robust_list resumed>) = 0 [pid 4645] chdir("./47") = 0 [pid 4645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4645] setpgid(0, 0) = 0 [pid 4645] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4645] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4645] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4645] write(3, "1000", 4) = 4 [pid 4645] close(3) = 0 [pid 4645] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4645] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4645] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4645] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4645] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4646 attached [pid 4646] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4645] <... clone resumed>, parent_tid=[139], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 139 [pid 4646] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4645] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4646] <... futex resumed>) = 0 [pid 4645] <... futex resumed>) = 1 [pid 4646] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4645] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4646] <... openat resumed>) = 3 [pid 4646] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4646] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4646] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4646] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4630] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4630] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4630] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4630] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4630] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4647 attached [pid 4647] set_robust_list(0x7fa9c98249e0, 24 [pid 4630] <... clone resumed>, parent_tid=[136], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 136 [pid 4647] <... set_robust_list resumed>) = 0 [pid 4630] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4647] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4630] <... futex resumed>) = 0 [pid 4647] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4630] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4647] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4647] <... futex resumed>) = 0 [pid 4647] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4630] close(3) = 0 [pid 4630] close(4) = -1 EBADF (Bad file descriptor) [pid 4630] close(5) = -1 EBADF (Bad file descriptor) [pid 4630] close(6) = -1 EBADF (Bad file descriptor) [pid 4630] close(7) = -1 EBADF (Bad file descriptor) [pid 4630] close(8) = -1 EBADF (Bad file descriptor) [pid 4630] close(9) = -1 EBADF (Bad file descriptor) [pid 4630] close(10) = -1 EBADF (Bad file descriptor) [pid 4630] close(11) = -1 EBADF (Bad file descriptor) [pid 4630] close(12) = -1 EBADF (Bad file descriptor) [pid 4630] close(13) = -1 EBADF (Bad file descriptor) [pid 4630] close(14) = -1 EBADF (Bad file descriptor) [pid 4630] close(15) = -1 EBADF (Bad file descriptor) [pid 4630] close(16) = -1 EBADF (Bad file descriptor) [pid 4630] close(17) = -1 EBADF (Bad file descriptor) [pid 4630] close(18) = -1 EBADF (Bad file descriptor) [pid 4630] close(19) = -1 EBADF (Bad file descriptor) [pid 4630] close(20) = -1 EBADF (Bad file descriptor) [pid 4630] close(21) = -1 EBADF (Bad file descriptor) [pid 4630] close(22) = -1 EBADF (Bad file descriptor) [pid 4630] close(23) = -1 EBADF (Bad file descriptor) [pid 4630] close(24) = -1 EBADF (Bad file descriptor) [pid 4630] close(25) = -1 EBADF (Bad file descriptor) [pid 4630] close(26) = -1 EBADF (Bad file descriptor) [pid 4630] close(27) = -1 EBADF (Bad file descriptor) [pid 4630] close(28) = -1 EBADF (Bad file descriptor) [pid 4630] close(29) = -1 EBADF (Bad file descriptor) [pid 4630] exit_group(0 [pid 4647] <... futex resumed>) = ? [pid 4631] <... ioctl resumed> ) = ? [pid 4630] <... exit_group resumed>) = ? [pid 4647] +++ exited with 0 +++ [pid 4631] +++ exited with 0 +++ [pid 4630] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=134, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./46/binderfs") = 0 [pid 3612] umount2("./46/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./46/cgroup") = 0 [pid 3612] umount2("./46/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./46/cgroup.net") = 0 [pid 3612] umount2("./46/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./46/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./46") = 0 [pid 3612] mkdir("./47", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4648 attached , child_tidptr=0x5555566ee5d0) = 137 [pid 4648] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4648] chdir("./47") = 0 [pid 4648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4648] setpgid(0, 0) = 0 [pid 4648] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4648] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4648] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4648] write(3, "1000", 4) = 4 [pid 4648] close(3) = 0 [pid 4648] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4648] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4648] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4648] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4648] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4649 attached [pid 4649] set_robust_list(0x7fa9c98459e0, 24 [pid 4648] <... clone resumed>, parent_tid=[138], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 138 [pid 4649] <... set_robust_list resumed>) = 0 [pid 4648] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4648] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4649] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4649] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4649] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4649] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4649] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4633] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4633] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4633] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4633] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4650 attached [pid 4650] set_robust_list(0x7fa9c98249e0, 24 [pid 4633] <... clone resumed>, parent_tid=[136], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 136 [pid 4650] <... set_robust_list resumed>) = 0 [pid 4633] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4650] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4633] <... futex resumed>) = 0 [pid 4650] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4633] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4650] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4650] <... futex resumed>) = 0 [pid 4650] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4633] close(3) = 0 [pid 4633] close(4) = -1 EBADF (Bad file descriptor) [pid 4633] close(5) = -1 EBADF (Bad file descriptor) [pid 4633] close(6) = -1 EBADF (Bad file descriptor) [pid 4633] close(7) = -1 EBADF (Bad file descriptor) [pid 4633] close(8) = -1 EBADF (Bad file descriptor) [pid 4633] close(9) = -1 EBADF (Bad file descriptor) [pid 4633] close(10) = -1 EBADF (Bad file descriptor) [pid 4633] close(11) = -1 EBADF (Bad file descriptor) [pid 4633] close(12) = -1 EBADF (Bad file descriptor) [pid 4633] close(13) = -1 EBADF (Bad file descriptor) [pid 4633] close(14) = -1 EBADF (Bad file descriptor) [pid 4633] close(15) = -1 EBADF (Bad file descriptor) [pid 4633] close(16) = -1 EBADF (Bad file descriptor) [pid 4633] close(17) = -1 EBADF (Bad file descriptor) [pid 4633] close(18) = -1 EBADF (Bad file descriptor) [pid 4633] close(19) = -1 EBADF (Bad file descriptor) [pid 4633] close(20) = -1 EBADF (Bad file descriptor) [pid 4633] close(21) = -1 EBADF (Bad file descriptor) [pid 4633] close(22) = -1 EBADF (Bad file descriptor) [pid 4633] close(23) = -1 EBADF (Bad file descriptor) [pid 4633] close(24) = -1 EBADF (Bad file descriptor) [pid 4633] close(25) = -1 EBADF (Bad file descriptor) [pid 4633] close(26) = -1 EBADF (Bad file descriptor) [pid 4633] close(27) = -1 EBADF (Bad file descriptor) [pid 4633] close(28) = -1 EBADF (Bad file descriptor) [pid 4633] close(29) = -1 EBADF (Bad file descriptor) [pid 4633] exit_group(0 [pid 4650] <... futex resumed>) = ? [pid 4634] <... ioctl resumed> ) = ? [pid 4633] <... exit_group resumed>) = ? [pid 4650] +++ exited with 0 +++ [pid 4634] +++ exited with 0 +++ [pid 4633] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=134, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./45/binderfs") = 0 [pid 3610] umount2("./45/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./45/cgroup") = 0 [pid 3610] umount2("./45/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./45/cgroup.net") = 0 [pid 3610] umount2("./45/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./45/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./45") = 0 [pid 3610] mkdir("./46", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4651 attached [pid 4651] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 137 [pid 4651] chdir("./46") = 0 [pid 4651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4651] setpgid(0, 0) = 0 [pid 4651] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4651] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4651] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4651] write(3, "1000", 4) = 4 [pid 4651] close(3) = 0 [pid 4651] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4651] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4651] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4651] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4651] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4652 attached [pid 4652] set_robust_list(0x7fa9c98459e0, 24 [pid 4651] <... clone resumed>, parent_tid=[138], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 138 [pid 4652] <... set_robust_list resumed>) = 0 [pid 4651] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4652] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4651] <... futex resumed>) = 0 [pid 4652] <... openat resumed>) = 3 [pid 4651] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4652] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4652] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4652] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4652] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4636] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4636] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4636] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4636] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4636] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4653 attached [pid 4653] set_robust_list(0x7fa9c98249e0, 24 [pid 4636] <... clone resumed>, parent_tid=[136], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 136 [pid 4653] <... set_robust_list resumed>) = 0 [pid 4636] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4653] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4636] <... futex resumed>) = 0 [pid 4653] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4636] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4653] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4653] <... futex resumed>) = 0 [pid 4653] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4636] close(3) = 0 [pid 4636] close(4) = -1 EBADF (Bad file descriptor) [pid 4636] close(5) = -1 EBADF (Bad file descriptor) [pid 4636] close(6) = -1 EBADF (Bad file descriptor) [pid 4636] close(7) = -1 EBADF (Bad file descriptor) [pid 4636] close(8) = -1 EBADF (Bad file descriptor) [pid 4636] close(9) = -1 EBADF (Bad file descriptor) [pid 4636] close(10) = -1 EBADF (Bad file descriptor) [pid 4636] close(11) = -1 EBADF (Bad file descriptor) [pid 4636] close(12) = -1 EBADF (Bad file descriptor) [pid 4636] close(13) = -1 EBADF (Bad file descriptor) [pid 4636] close(14) = -1 EBADF (Bad file descriptor) [pid 4636] close(15) = -1 EBADF (Bad file descriptor) [pid 4636] close(16) = -1 EBADF (Bad file descriptor) [pid 4636] close(17) = -1 EBADF (Bad file descriptor) [pid 4636] close(18) = -1 EBADF (Bad file descriptor) [pid 4636] close(19) = -1 EBADF (Bad file descriptor) [pid 4636] close(20) = -1 EBADF (Bad file descriptor) [pid 4636] close(21) = -1 EBADF (Bad file descriptor) [pid 4636] close(22) = -1 EBADF (Bad file descriptor) [pid 4636] close(23) = -1 EBADF (Bad file descriptor) [pid 4636] close(24) = -1 EBADF (Bad file descriptor) [pid 4636] close(25) = -1 EBADF (Bad file descriptor) [pid 4636] close(26) = -1 EBADF (Bad file descriptor) [pid 4636] close(27) = -1 EBADF (Bad file descriptor) [pid 4636] close(28) = -1 EBADF (Bad file descriptor) [pid 4636] close(29) = -1 EBADF (Bad file descriptor) [pid 4636] exit_group(0 [pid 4653] <... futex resumed>) = ? [pid 4637] <... ioctl resumed> ) = ? [pid 4636] <... exit_group resumed>) = ? [pid 4653] +++ exited with 0 +++ [pid 4637] +++ exited with 0 +++ [pid 4636] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=134, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./45", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./45/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./45/binderfs") = 0 [pid 3614] umount2("./45/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./45/cgroup") = 0 [pid 3614] umount2("./45/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./45/cgroup.net") = 0 [pid 3614] umount2("./45/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./45/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./45") = 0 [pid 3614] mkdir("./46", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4654 attached , child_tidptr=0x5555566ee5d0) = 137 [pid 4654] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4654] chdir("./46") = 0 [pid 4654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4654] setpgid(0, 0) = 0 [pid 4654] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4654] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4654] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4654] write(3, "1000", 4) = 4 [pid 4654] close(3) = 0 [pid 4654] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4654] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4654] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4654] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4654] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4655 attached [pid 4655] set_robust_list(0x7fa9c98459e0, 24 [pid 4654] <... clone resumed>, parent_tid=[138], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 138 [pid 4655] <... set_robust_list resumed>) = 0 [pid 4654] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4655] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4654] <... futex resumed>) = 0 [pid 4655] <... openat resumed>) = 3 [pid 4654] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4655] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4655] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4655] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4655] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4640] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4640] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4640] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4640] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4656 attached [pid 4656] set_robust_list(0x7fa9c98249e0, 24 [pid 4640] <... clone resumed>, parent_tid=[137], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 137 [pid 4656] <... set_robust_list resumed>) = 0 [pid 4640] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4656] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4640] <... futex resumed>) = 0 [pid 4640] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4656] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4656] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4640] <... futex resumed>) = 0 [pid 4656] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4640] close(3) = 0 [pid 4640] close(4) = -1 EBADF (Bad file descriptor) [pid 4640] close(5) = -1 EBADF (Bad file descriptor) [pid 4640] close(6) = -1 EBADF (Bad file descriptor) [pid 4640] close(7) = -1 EBADF (Bad file descriptor) [pid 4640] close(8) = -1 EBADF (Bad file descriptor) [pid 4640] close(9) = -1 EBADF (Bad file descriptor) [pid 4640] close(10) = -1 EBADF (Bad file descriptor) [pid 4640] close(11) = -1 EBADF (Bad file descriptor) [pid 4640] close(12) = -1 EBADF (Bad file descriptor) [pid 4640] close(13) = -1 EBADF (Bad file descriptor) [pid 4640] close(14) = -1 EBADF (Bad file descriptor) [pid 4640] close(15) = -1 EBADF (Bad file descriptor) [pid 4640] close(16) = -1 EBADF (Bad file descriptor) [pid 4640] close(17) = -1 EBADF (Bad file descriptor) [pid 4640] close(18) = -1 EBADF (Bad file descriptor) [pid 4640] close(19) = -1 EBADF (Bad file descriptor) [pid 4640] close(20) = -1 EBADF (Bad file descriptor) [pid 4640] close(21) = -1 EBADF (Bad file descriptor) [pid 4640] close(22) = -1 EBADF (Bad file descriptor) [pid 4640] close(23) = -1 EBADF (Bad file descriptor) [pid 4640] close(24) = -1 EBADF (Bad file descriptor) [pid 4640] close(25) = -1 EBADF (Bad file descriptor) [pid 4640] close(26) = -1 EBADF (Bad file descriptor) [pid 4640] close(27) = -1 EBADF (Bad file descriptor) [pid 4640] close(28) = -1 EBADF (Bad file descriptor) [pid 4640] close(29) = -1 EBADF (Bad file descriptor) [pid 4640] exit_group(0 [pid 4656] <... futex resumed>) = ? [pid 4656] +++ exited with 0 +++ [pid 4641] <... ioctl resumed> ) = ? [pid 4640] <... exit_group resumed>) = ? [pid 4641] +++ exited with 0 +++ [pid 4640] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=135, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./46/binderfs") = 0 [pid 3611] umount2("./46/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./46/cgroup") = 0 [pid 3611] umount2("./46/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./46/cgroup.net") = 0 [pid 3611] umount2("./46/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./46/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./46") = 0 [pid 3611] mkdir("./47", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4657 attached [pid 4657] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 138 [pid 4657] chdir("./47") = 0 [pid 4657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4657] setpgid(0, 0) = 0 [pid 4657] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4657] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4657] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4657] write(3, "1000", 4) = 4 [pid 4657] close(3) = 0 [pid 4657] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4657] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4657] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4657] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4657] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4658 attached [pid 4658] set_robust_list(0x7fa9c98459e0, 24 [pid 4657] <... clone resumed>, parent_tid=[139], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 139 [pid 4658] <... set_robust_list resumed>) = 0 [pid 4657] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4658] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4657] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4658] <... openat resumed>) = 3 [pid 4658] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4658] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4658] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4658] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4642] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4642] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4642] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4659 attached [pid 4659] set_robust_list(0x7fa9c98249e0, 24 [pid 4642] <... clone resumed>, parent_tid=[140], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 140 [pid 4659] <... set_robust_list resumed>) = 0 [pid 4642] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4659] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4642] <... futex resumed>) = 0 [pid 4659] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4642] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4659] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4659] <... futex resumed>) = 0 [pid 4659] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4642] close(3) = 0 [pid 4642] close(4) = -1 EBADF (Bad file descriptor) [pid 4642] close(5) = -1 EBADF (Bad file descriptor) [pid 4642] close(6) = -1 EBADF (Bad file descriptor) [pid 4642] close(7) = -1 EBADF (Bad file descriptor) [pid 4642] close(8) = -1 EBADF (Bad file descriptor) [pid 4642] close(9) = -1 EBADF (Bad file descriptor) [pid 4642] close(10) = -1 EBADF (Bad file descriptor) [pid 4642] close(11) = -1 EBADF (Bad file descriptor) [pid 4642] close(12) = -1 EBADF (Bad file descriptor) [pid 4642] close(13) = -1 EBADF (Bad file descriptor) [pid 4642] close(14) = -1 EBADF (Bad file descriptor) [pid 4642] close(15) = -1 EBADF (Bad file descriptor) [pid 4642] close(16) = -1 EBADF (Bad file descriptor) [pid 4642] close(17) = -1 EBADF (Bad file descriptor) [pid 4642] close(18) = -1 EBADF (Bad file descriptor) [pid 4642] close(19) = -1 EBADF (Bad file descriptor) [pid 4642] close(20) = -1 EBADF (Bad file descriptor) [pid 4642] close(21) = -1 EBADF (Bad file descriptor) [pid 4642] close(22) = -1 EBADF (Bad file descriptor) [pid 4642] close(23) = -1 EBADF (Bad file descriptor) [pid 4642] close(24) = -1 EBADF (Bad file descriptor) [pid 4642] close(25) = -1 EBADF (Bad file descriptor) [pid 4642] close(26) = -1 EBADF (Bad file descriptor) [pid 4642] close(27) = -1 EBADF (Bad file descriptor) [pid 4642] close(28) = -1 EBADF (Bad file descriptor) [pid 4642] close(29) = -1 EBADF (Bad file descriptor) [pid 4642] exit_group(0) = ? [pid 4643] <... ioctl resumed> ) = ? [pid 4643] +++ exited with 0 +++ [pid 4659] <... futex resumed>) = ? [pid 4659] +++ exited with 0 +++ [pid 4642] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=138, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./48/binderfs") = 0 [pid 3613] umount2("./48/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./48/cgroup") = 0 [pid 3613] umount2("./48/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./48/cgroup.net") = 0 [pid 3613] umount2("./48/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./48/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./48") = 0 [pid 3613] mkdir("./49", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4660 attached , child_tidptr=0x5555566ee5d0) = 141 [pid 4660] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4660] chdir("./49") = 0 [pid 4660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4660] setpgid(0, 0) = 0 [pid 4660] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4660] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4660] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4660] write(3, "1000", 4) = 4 [pid 4660] close(3) = 0 [pid 4660] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4660] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4660] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4660] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4661 attached , parent_tid=[142], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 142 [pid 4661] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4660] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4661] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4660] <... futex resumed>) = 0 [pid 4661] <... openat resumed>) = 3 [pid 4660] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4661] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4661] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4645] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4645] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4645] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4662 attached [pid 4662] set_robust_list(0x7fa9c98249e0, 24 [pid 4645] <... clone resumed>, parent_tid=[140], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 140 [pid 4662] <... set_robust_list resumed>) = 0 [pid 4645] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4662] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4645] <... futex resumed>) = 0 [pid 4662] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4645] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4662] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4662] <... futex resumed>) = 0 [pid 4662] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4645] close(3) = 0 [pid 4645] close(4) = -1 EBADF (Bad file descriptor) [pid 4645] close(5) = -1 EBADF (Bad file descriptor) [pid 4645] close(6) = -1 EBADF (Bad file descriptor) [pid 4645] close(7) = -1 EBADF (Bad file descriptor) [pid 4645] close(8) = -1 EBADF (Bad file descriptor) [pid 4645] close(9) = -1 EBADF (Bad file descriptor) [pid 4645] close(10) = -1 EBADF (Bad file descriptor) [pid 4645] close(11) = -1 EBADF (Bad file descriptor) [pid 4645] close(12) = -1 EBADF (Bad file descriptor) [pid 4645] close(13) = -1 EBADF (Bad file descriptor) [pid 4645] close(14) = -1 EBADF (Bad file descriptor) [pid 4645] close(15) = -1 EBADF (Bad file descriptor) [pid 4645] close(16) = -1 EBADF (Bad file descriptor) [pid 4645] close(17) = -1 EBADF (Bad file descriptor) [pid 4645] close(18) = -1 EBADF (Bad file descriptor) [pid 4645] close(19) = -1 EBADF (Bad file descriptor) [pid 4645] close(20) = -1 EBADF (Bad file descriptor) [pid 4645] close(21) = -1 EBADF (Bad file descriptor) [pid 4645] close(22) = -1 EBADF (Bad file descriptor) [pid 4645] close(23) = -1 EBADF (Bad file descriptor) [pid 4645] close(24) = -1 EBADF (Bad file descriptor) [pid 4645] close(25) = -1 EBADF (Bad file descriptor) [pid 4645] close(26) = -1 EBADF (Bad file descriptor) [pid 4645] close(27) = -1 EBADF (Bad file descriptor) [pid 4645] close(28) = -1 EBADF (Bad file descriptor) [pid 4645] close(29) = -1 EBADF (Bad file descriptor) [pid 4645] exit_group(0 [pid 4662] <... futex resumed>) = ? [pid 4646] <... ioctl resumed> ) = ? [pid 4645] <... exit_group resumed>) = ? [pid 4662] +++ exited with 0 +++ [pid 4646] +++ exited with 0 +++ [pid 4645] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=138, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./47/binderfs") = 0 [pid 3615] umount2("./47/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./47/cgroup") = 0 [pid 3615] umount2("./47/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./47/cgroup.net") = 0 [pid 3615] umount2("./47/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./47/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./47") = 0 [pid 3615] mkdir("./48", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4663 attached [pid 4663] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 141 [pid 4663] <... set_robust_list resumed>) = 0 [pid 4663] chdir("./48") = 0 [pid 4663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4663] setpgid(0, 0) = 0 [pid 4663] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4663] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4663] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4663] write(3, "1000", 4) = 4 [pid 4663] close(3) = 0 [pid 4663] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4663] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4663] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4663] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4663] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4664 attached [pid 4664] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4663] <... clone resumed>, parent_tid=[142], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 142 [pid 4664] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4663] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4663] <... futex resumed>) = 0 [pid 4664] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4663] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4664] <... openat resumed>) = 3 [pid 4664] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4664] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4664] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4664] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4648] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4648] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4648] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4648] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4648] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4665 attached [pid 4665] set_robust_list(0x7fa9c98249e0, 24 [pid 4648] <... clone resumed>, parent_tid=[139], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 139 [pid 4665] <... set_robust_list resumed>) = 0 [pid 4648] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4665] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4648] <... futex resumed>) = 0 [pid 4665] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4648] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4665] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4665] <... futex resumed>) = 0 [pid 4665] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4648] close(3) = 0 [pid 4648] close(4) = -1 EBADF (Bad file descriptor) [pid 4648] close(5) = -1 EBADF (Bad file descriptor) [pid 4648] close(6) = -1 EBADF (Bad file descriptor) [pid 4648] close(7) = -1 EBADF (Bad file descriptor) [pid 4648] close(8) = -1 EBADF (Bad file descriptor) [pid 4648] close(9) = -1 EBADF (Bad file descriptor) [pid 4648] close(10) = -1 EBADF (Bad file descriptor) [pid 4648] close(11) = -1 EBADF (Bad file descriptor) [pid 4648] close(12) = -1 EBADF (Bad file descriptor) [pid 4648] close(13) = -1 EBADF (Bad file descriptor) [pid 4648] close(14) = -1 EBADF (Bad file descriptor) [pid 4648] close(15) = -1 EBADF (Bad file descriptor) [pid 4648] close(16) = -1 EBADF (Bad file descriptor) [pid 4648] close(17) = -1 EBADF (Bad file descriptor) [pid 4648] close(18) = -1 EBADF (Bad file descriptor) [pid 4648] close(19) = -1 EBADF (Bad file descriptor) [pid 4648] close(20) = -1 EBADF (Bad file descriptor) [pid 4648] close(21) = -1 EBADF (Bad file descriptor) [pid 4648] close(22) = -1 EBADF (Bad file descriptor) [pid 4648] close(23) = -1 EBADF (Bad file descriptor) [pid 4648] close(24) = -1 EBADF (Bad file descriptor) [pid 4648] close(25) = -1 EBADF (Bad file descriptor) [pid 4648] close(26) = -1 EBADF (Bad file descriptor) [pid 4648] close(27) = -1 EBADF (Bad file descriptor) [pid 4648] close(28) = -1 EBADF (Bad file descriptor) [pid 4648] close(29) = -1 EBADF (Bad file descriptor) [pid 4648] exit_group(0) = ? [pid 4665] <... futex resumed>) = ? [pid 4649] <... ioctl resumed> ) = ? [pid 4665] +++ exited with 0 +++ [pid 4649] +++ exited with 0 +++ [pid 4648] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=137, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./47/binderfs") = 0 [pid 3612] umount2("./47/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./47/cgroup") = 0 [pid 3612] umount2("./47/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./47/cgroup.net") = 0 [pid 3612] umount2("./47/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./47/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./47") = 0 [pid 3612] mkdir("./48", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4666 attached [pid 4666] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 140 [pid 4666] <... set_robust_list resumed>) = 0 [pid 4666] chdir("./48") = 0 [pid 4666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4666] setpgid(0, 0) = 0 [pid 4666] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4666] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4666] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4666] write(3, "1000", 4) = 4 [pid 4666] close(3) = 0 [pid 4666] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4666] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4666] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4666] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4666] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4667 attached [pid 4667] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4666] <... clone resumed>, parent_tid=[141], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 141 [pid 4667] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4666] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4667] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4666] <... futex resumed>) = 0 [pid 4667] <... openat resumed>) = 3 [pid 4666] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4667] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4667] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4651] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4651] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4651] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4651] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[139], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 139 [pid 4651] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4651] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4668 attached [pid 4668] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4668] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4668] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4651] <... futex resumed>) = 0 [pid 4668] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4651] close(3) = 0 [pid 4651] close(4) = -1 EBADF (Bad file descriptor) [pid 4651] close(5) = -1 EBADF (Bad file descriptor) [pid 4651] close(6) = -1 EBADF (Bad file descriptor) [pid 4651] close(7) = -1 EBADF (Bad file descriptor) [pid 4651] close(8) = -1 EBADF (Bad file descriptor) [pid 4651] close(9) = -1 EBADF (Bad file descriptor) [pid 4651] close(10) = -1 EBADF (Bad file descriptor) [pid 4651] close(11) = -1 EBADF (Bad file descriptor) [pid 4651] close(12) = -1 EBADF (Bad file descriptor) [pid 4651] close(13) = -1 EBADF (Bad file descriptor) [pid 4651] close(14) = -1 EBADF (Bad file descriptor) [pid 4651] close(15) = -1 EBADF (Bad file descriptor) [pid 4651] close(16) = -1 EBADF (Bad file descriptor) [pid 4651] close(17) = -1 EBADF (Bad file descriptor) [pid 4651] close(18) = -1 EBADF (Bad file descriptor) [pid 4651] close(19) = -1 EBADF (Bad file descriptor) [pid 4651] close(20) = -1 EBADF (Bad file descriptor) [pid 4651] close(21) = -1 EBADF (Bad file descriptor) [pid 4651] close(22) = -1 EBADF (Bad file descriptor) [pid 4651] close(23) = -1 EBADF (Bad file descriptor) [pid 4651] close(24) = -1 EBADF (Bad file descriptor) [pid 4651] close(25) = -1 EBADF (Bad file descriptor) [pid 4651] close(26) = -1 EBADF (Bad file descriptor) [pid 4651] close(27) = -1 EBADF (Bad file descriptor) [pid 4651] close(28) = -1 EBADF (Bad file descriptor) [pid 4651] close(29) = -1 EBADF (Bad file descriptor) [pid 4651] exit_group(0 [pid 4668] <... futex resumed>) = ? [pid 4652] <... ioctl resumed> ) = ? [pid 4651] <... exit_group resumed>) = ? [pid 4668] +++ exited with 0 +++ [pid 4652] +++ exited with 0 +++ [pid 4651] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=137, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./46/binderfs") = 0 [pid 3610] umount2("./46/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./46/cgroup") = 0 [pid 3610] umount2("./46/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./46/cgroup.net") = 0 [pid 3610] umount2("./46/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./46/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./46") = 0 [pid 3610] mkdir("./47", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4669 attached , child_tidptr=0x5555566ee5d0) = 140 [pid 4669] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4669] chdir("./47") = 0 [pid 4669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4669] setpgid(0, 0) = 0 [pid 4669] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4669] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4669] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4669] write(3, "1000", 4) = 4 [pid 4669] close(3) = 0 [pid 4669] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4669] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4669] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4669] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4669] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4670 attached [pid 4670] set_robust_list(0x7fa9c98459e0, 24 [pid 4669] <... clone resumed>, parent_tid=[141], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 141 [pid 4670] <... set_robust_list resumed>) = 0 [pid 4670] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4669] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4670] <... openat resumed>) = 3 [pid 4669] <... futex resumed>) = 0 [pid 4670] ioctl(3, USB_RAW_IOCTL_INIT [pid 4669] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4670] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4670] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4654] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4654] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4654] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4654] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4671 attached [pid 4671] set_robust_list(0x7fa9c98249e0, 24 [pid 4654] <... clone resumed>, parent_tid=[139], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 139 [pid 4671] <... set_robust_list resumed>) = 0 [pid 4654] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4671] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4654] <... futex resumed>) = 0 [pid 4671] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4654] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4671] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4671] <... futex resumed>) = 0 [pid 4671] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4654] close(3) = 0 [pid 4654] close(4) = -1 EBADF (Bad file descriptor) [pid 4654] close(5) = -1 EBADF (Bad file descriptor) [pid 4654] close(6) = -1 EBADF (Bad file descriptor) [pid 4654] close(7) = -1 EBADF (Bad file descriptor) [pid 4654] close(8) = -1 EBADF (Bad file descriptor) [pid 4654] close(9) = -1 EBADF (Bad file descriptor) [pid 4654] close(10) = -1 EBADF (Bad file descriptor) [pid 4654] close(11) = -1 EBADF (Bad file descriptor) [pid 4654] close(12) = -1 EBADF (Bad file descriptor) [pid 4654] close(13) = -1 EBADF (Bad file descriptor) [pid 4654] close(14) = -1 EBADF (Bad file descriptor) [pid 4654] close(15) = -1 EBADF (Bad file descriptor) [pid 4654] close(16) = -1 EBADF (Bad file descriptor) [pid 4654] close(17) = -1 EBADF (Bad file descriptor) [pid 4654] close(18) = -1 EBADF (Bad file descriptor) [pid 4654] close(19) = -1 EBADF (Bad file descriptor) [pid 4654] close(20) = -1 EBADF (Bad file descriptor) [pid 4654] close(21) = -1 EBADF (Bad file descriptor) [pid 4654] close(22) = -1 EBADF (Bad file descriptor) [pid 4654] close(23) = -1 EBADF (Bad file descriptor) [pid 4654] close(24) = -1 EBADF (Bad file descriptor) [pid 4654] close(25) = -1 EBADF (Bad file descriptor) [pid 4654] close(26) = -1 EBADF (Bad file descriptor) [pid 4654] close(27) = -1 EBADF (Bad file descriptor) [pid 4654] close(28) = -1 EBADF (Bad file descriptor) [pid 4654] close(29) = -1 EBADF (Bad file descriptor) [pid 4654] exit_group(0 [pid 4671] <... futex resumed>) = ? [pid 4655] <... ioctl resumed> ) = ? [pid 4654] <... exit_group resumed>) = ? [pid 4655] +++ exited with 0 +++ [pid 4671] +++ exited with 0 +++ [pid 4654] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=137, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] umount2("./46", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./46/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./46/binderfs") = 0 [pid 3614] umount2("./46/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./46/cgroup") = 0 [pid 3614] umount2("./46/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./46/cgroup.net") = 0 [pid 3614] umount2("./46/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./46/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./46") = 0 [pid 3614] mkdir("./47", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4672 attached [pid 4672] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 140 [pid 4672] <... set_robust_list resumed>) = 0 [pid 4672] chdir("./47") = 0 [pid 4672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4672] setpgid(0, 0) = 0 [pid 4672] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4672] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4672] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4672] write(3, "1000", 4) = 4 [pid 4672] close(3) = 0 [pid 4672] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4672] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4672] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4672] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4672] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4673 attached [pid 4673] set_robust_list(0x7fa9c98459e0, 24 [pid 4672] <... clone resumed>, parent_tid=[141], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 141 [pid 4673] <... set_robust_list resumed>) = 0 [pid 4672] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4673] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4672] <... futex resumed>) = 0 [pid 4672] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4673] <... openat resumed>) = 3 [pid 4673] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4673] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4673] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4673] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4657] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4657] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4657] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4674 attached [pid 4674] set_robust_list(0x7fa9c98249e0, 24 [pid 4657] <... clone resumed>, parent_tid=[140], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 140 [pid 4674] <... set_robust_list resumed>) = 0 [pid 4657] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4674] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4657] <... futex resumed>) = 0 [pid 4674] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4657] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4674] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4674] <... futex resumed>) = 0 [pid 4674] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4657] close(3) = 0 [pid 4657] close(4) = -1 EBADF (Bad file descriptor) [pid 4657] close(5) = -1 EBADF (Bad file descriptor) [pid 4657] close(6) = -1 EBADF (Bad file descriptor) [pid 4657] close(7) = -1 EBADF (Bad file descriptor) [pid 4657] close(8) = -1 EBADF (Bad file descriptor) [pid 4657] close(9) = -1 EBADF (Bad file descriptor) [pid 4657] close(10) = -1 EBADF (Bad file descriptor) [pid 4657] close(11) = -1 EBADF (Bad file descriptor) [pid 4657] close(12) = -1 EBADF (Bad file descriptor) [pid 4657] close(13) = -1 EBADF (Bad file descriptor) [pid 4657] close(14) = -1 EBADF (Bad file descriptor) [pid 4657] close(15) = -1 EBADF (Bad file descriptor) [pid 4657] close(16) = -1 EBADF (Bad file descriptor) [pid 4657] close(17) = -1 EBADF (Bad file descriptor) [pid 4657] close(18) = -1 EBADF (Bad file descriptor) [pid 4657] close(19) = -1 EBADF (Bad file descriptor) [pid 4657] close(20) = -1 EBADF (Bad file descriptor) [pid 4657] close(21) = -1 EBADF (Bad file descriptor) [pid 4657] close(22) = -1 EBADF (Bad file descriptor) [pid 4657] close(23) = -1 EBADF (Bad file descriptor) [pid 4657] close(24) = -1 EBADF (Bad file descriptor) [pid 4657] close(25) = -1 EBADF (Bad file descriptor) [pid 4657] close(26) = -1 EBADF (Bad file descriptor) [pid 4657] close(27) = -1 EBADF (Bad file descriptor) [pid 4657] close(28) = -1 EBADF (Bad file descriptor) [pid 4657] close(29) = -1 EBADF (Bad file descriptor) [pid 4657] exit_group(0 [pid 4674] <... futex resumed>) = ? [pid 4658] <... ioctl resumed> ) = ? [pid 4657] <... exit_group resumed>) = ? [pid 4674] +++ exited with 0 +++ [pid 4658] +++ exited with 0 +++ [pid 4657] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=138, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./47/binderfs") = 0 [pid 3611] umount2("./47/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./47/cgroup") = 0 [pid 3611] umount2("./47/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./47/cgroup.net") = 0 [pid 3611] umount2("./47/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./47/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./47") = 0 [pid 3611] mkdir("./48", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4675 attached , child_tidptr=0x5555566ee5d0) = 141 [pid 4675] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4675] chdir("./48") = 0 [pid 4675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4675] setpgid(0, 0) = 0 [pid 4675] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4675] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4675] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4675] write(3, "1000", 4) = 4 [pid 4675] close(3) = 0 [pid 4675] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4675] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4675] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4675] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4675] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4676 attached [pid 4676] set_robust_list(0x7fa9c98459e0, 24 [pid 4675] <... clone resumed>, parent_tid=[142], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 142 [pid 4676] <... set_robust_list resumed>) = 0 [pid 4676] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4675] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4676] <... openat resumed>) = 3 [pid 4675] <... futex resumed>) = 0 [pid 4676] ioctl(3, USB_RAW_IOCTL_INIT [pid 4675] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4676] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4676] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4660] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4660] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4660] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4660] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4677 attached , parent_tid=[143], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 143 [pid 4677] set_robust_list(0x7fa9c98249e0, 24 [pid 4660] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4660] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4677] <... set_robust_list resumed>) = 0 [pid 4677] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4677] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4660] <... futex resumed>) = 0 [pid 4677] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4660] close(3) = 0 [pid 4660] close(4) = -1 EBADF (Bad file descriptor) [pid 4660] close(5) = -1 EBADF (Bad file descriptor) [pid 4660] close(6) = -1 EBADF (Bad file descriptor) [pid 4660] close(7) = -1 EBADF (Bad file descriptor) [pid 4660] close(8) = -1 EBADF (Bad file descriptor) [pid 4660] close(9) = -1 EBADF (Bad file descriptor) [pid 4660] close(10) = -1 EBADF (Bad file descriptor) [pid 4660] close(11) = -1 EBADF (Bad file descriptor) [pid 4660] close(12) = -1 EBADF (Bad file descriptor) [pid 4660] close(13) = -1 EBADF (Bad file descriptor) [pid 4660] close(14) = -1 EBADF (Bad file descriptor) [pid 4660] close(15) = -1 EBADF (Bad file descriptor) [pid 4660] close(16) = -1 EBADF (Bad file descriptor) [pid 4660] close(17) = -1 EBADF (Bad file descriptor) [pid 4660] close(18) = -1 EBADF (Bad file descriptor) [pid 4660] close(19) = -1 EBADF (Bad file descriptor) [pid 4660] close(20) = -1 EBADF (Bad file descriptor) [pid 4660] close(21) = -1 EBADF (Bad file descriptor) [pid 4660] close(22) = -1 EBADF (Bad file descriptor) [pid 4660] close(23) = -1 EBADF (Bad file descriptor) [pid 4660] close(24) = -1 EBADF (Bad file descriptor) [pid 4660] close(25) = -1 EBADF (Bad file descriptor) [pid 4660] close(26) = -1 EBADF (Bad file descriptor) [pid 4660] close(27) = -1 EBADF (Bad file descriptor) [pid 4660] close(28) = -1 EBADF (Bad file descriptor) [pid 4660] close(29) = -1 EBADF (Bad file descriptor) [pid 4660] exit_group(0 [pid 4677] <... futex resumed>) = ? [pid 4661] <... ioctl resumed> ) = ? [pid 4677] +++ exited with 0 +++ [pid 4661] +++ exited with 0 +++ [pid 4660] <... exit_group resumed>) = ? [pid 4660] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=141, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./49/binderfs") = 0 [pid 3613] umount2("./49/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./49/cgroup") = 0 [pid 3613] umount2("./49/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./49/cgroup.net") = 0 [pid 3613] umount2("./49/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./49/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./49") = 0 [pid 3613] mkdir("./50", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4678 attached [pid 4678] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4678] chdir("./50" [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 144 [pid 4678] <... chdir resumed>) = 0 [pid 4678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4678] setpgid(0, 0) = 0 [pid 4678] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4678] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4678] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4678] write(3, "1000", 4) = 4 [pid 4678] close(3) = 0 [pid 4678] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4678] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4678] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4678] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4678] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4679 attached [pid 4679] set_robust_list(0x7fa9c98459e0, 24 [pid 4678] <... clone resumed>, parent_tid=[145], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 145 [pid 4679] <... set_robust_list resumed>) = 0 [pid 4678] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4679] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4678] <... futex resumed>) = 0 [pid 4679] <... openat resumed>) = 3 [pid 4678] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4679] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4679] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4679] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4679] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4663] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4663] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4663] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4663] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4680 attached [pid 4680] set_robust_list(0x7fa9c98249e0, 24 [pid 4663] <... clone resumed>, parent_tid=[143], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 143 [pid 4680] <... set_robust_list resumed>) = 0 [pid 4663] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4680] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4663] <... futex resumed>) = 0 [pid 4680] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4663] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4680] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4680] <... futex resumed>) = 0 [pid 4680] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4663] close(3) = 0 [pid 4663] close(4) = -1 EBADF (Bad file descriptor) [pid 4663] close(5) = -1 EBADF (Bad file descriptor) [pid 4663] close(6) = -1 EBADF (Bad file descriptor) [pid 4663] close(7) = -1 EBADF (Bad file descriptor) [pid 4663] close(8) = -1 EBADF (Bad file descriptor) [pid 4663] close(9) = -1 EBADF (Bad file descriptor) [pid 4663] close(10) = -1 EBADF (Bad file descriptor) [pid 4663] close(11) = -1 EBADF (Bad file descriptor) [pid 4663] close(12) = -1 EBADF (Bad file descriptor) [pid 4663] close(13) = -1 EBADF (Bad file descriptor) [pid 4663] close(14) = -1 EBADF (Bad file descriptor) [pid 4663] close(15) = -1 EBADF (Bad file descriptor) [pid 4663] close(16) = -1 EBADF (Bad file descriptor) [pid 4663] close(17) = -1 EBADF (Bad file descriptor) [pid 4663] close(18) = -1 EBADF (Bad file descriptor) [pid 4663] close(19) = -1 EBADF (Bad file descriptor) [pid 4663] close(20) = -1 EBADF (Bad file descriptor) [pid 4663] close(21) = -1 EBADF (Bad file descriptor) [pid 4663] close(22) = -1 EBADF (Bad file descriptor) [pid 4663] close(23) = -1 EBADF (Bad file descriptor) [pid 4663] close(24) = -1 EBADF (Bad file descriptor) [pid 4663] close(25) = -1 EBADF (Bad file descriptor) [pid 4663] close(26) = -1 EBADF (Bad file descriptor) [pid 4663] close(27) = -1 EBADF (Bad file descriptor) [pid 4663] close(28) = -1 EBADF (Bad file descriptor) [pid 4663] close(29) = -1 EBADF (Bad file descriptor) [pid 4663] exit_group(0 [pid 4680] <... futex resumed>) = ? [pid 4664] <... ioctl resumed> ) = ? [pid 4663] <... exit_group resumed>) = ? [pid 4680] +++ exited with 0 +++ [pid 4664] +++ exited with 0 +++ [pid 4663] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=141, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./48/binderfs") = 0 [pid 3615] umount2("./48/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./48/cgroup") = 0 [pid 3615] umount2("./48/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./48/cgroup.net") = 0 [pid 3615] umount2("./48/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./48/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./48") = 0 [pid 3615] mkdir("./49", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4681 attached [pid 4681] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 144 [pid 4681] <... set_robust_list resumed>) = 0 [pid 4681] chdir("./49") = 0 [pid 4681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4681] setpgid(0, 0) = 0 [pid 4681] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4681] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4681] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4681] write(3, "1000", 4) = 4 [pid 4681] close(3) = 0 [pid 4681] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4681] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4681] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4681] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4681] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4682 attached [pid 4682] set_robust_list(0x7fa9c98459e0, 24 [pid 4681] <... clone resumed>, parent_tid=[145], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 145 [pid 4682] <... set_robust_list resumed>) = 0 [pid 4681] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4682] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4681] <... futex resumed>) = 0 [pid 4682] <... openat resumed>) = 3 [pid 4681] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4682] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4682] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4682] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4682] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4666] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4666] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4666] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4666] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4683 attached [pid 4683] set_robust_list(0x7fa9c98249e0, 24 [pid 4666] <... clone resumed>, parent_tid=[142], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 142 [pid 4683] <... set_robust_list resumed>) = 0 [pid 4666] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4683] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4666] <... futex resumed>) = 0 [pid 4683] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4666] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4683] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4683] <... futex resumed>) = 0 [pid 4683] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4666] close(3) = 0 [pid 4666] close(4) = -1 EBADF (Bad file descriptor) [pid 4666] close(5) = -1 EBADF (Bad file descriptor) [pid 4666] close(6) = -1 EBADF (Bad file descriptor) [pid 4666] close(7) = -1 EBADF (Bad file descriptor) [pid 4666] close(8) = -1 EBADF (Bad file descriptor) [pid 4666] close(9) = -1 EBADF (Bad file descriptor) [pid 4666] close(10) = -1 EBADF (Bad file descriptor) [pid 4666] close(11) = -1 EBADF (Bad file descriptor) [pid 4666] close(12) = -1 EBADF (Bad file descriptor) [pid 4666] close(13) = -1 EBADF (Bad file descriptor) [pid 4666] close(14) = -1 EBADF (Bad file descriptor) [pid 4666] close(15) = -1 EBADF (Bad file descriptor) [pid 4666] close(16) = -1 EBADF (Bad file descriptor) [pid 4666] close(17) = -1 EBADF (Bad file descriptor) [pid 4666] close(18) = -1 EBADF (Bad file descriptor) [pid 4666] close(19) = -1 EBADF (Bad file descriptor) [pid 4666] close(20) = -1 EBADF (Bad file descriptor) [pid 4666] close(21) = -1 EBADF (Bad file descriptor) [pid 4666] close(22) = -1 EBADF (Bad file descriptor) [pid 4666] close(23) = -1 EBADF (Bad file descriptor) [pid 4666] close(24) = -1 EBADF (Bad file descriptor) [pid 4666] close(25) = -1 EBADF (Bad file descriptor) [pid 4666] close(26) = -1 EBADF (Bad file descriptor) [pid 4666] close(27) = -1 EBADF (Bad file descriptor) [pid 4666] close(28) = -1 EBADF (Bad file descriptor) [pid 4666] close(29) = -1 EBADF (Bad file descriptor) [pid 4666] exit_group(0 [pid 4683] <... futex resumed>) = ? [pid 4667] <... ioctl resumed> ) = ? [pid 4666] <... exit_group resumed>) = ? [pid 4683] +++ exited with 0 +++ [pid 4667] +++ exited with 0 +++ [pid 4666] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=140, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./48/binderfs") = 0 [pid 3612] umount2("./48/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./48/cgroup") = 0 [pid 3612] umount2("./48/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./48/cgroup.net") = 0 [pid 3612] umount2("./48/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./48/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./48") = 0 [pid 3612] mkdir("./49", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4684 attached [pid 4684] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 143 [pid 4684] <... set_robust_list resumed>) = 0 [pid 4684] chdir("./49") = 0 [pid 4684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4684] setpgid(0, 0) = 0 [pid 4684] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4684] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4684] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4684] write(3, "1000", 4) = 4 [pid 4684] close(3) = 0 [pid 4684] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4684] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4684] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4684] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4684] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4685 attached [pid 4685] set_robust_list(0x7fa9c98459e0, 24 [pid 4684] <... clone resumed>, parent_tid=[144], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 144 [pid 4685] <... set_robust_list resumed>) = 0 [pid 4685] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4684] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4685] <... futex resumed>) = 0 [pid 4684] <... futex resumed>) = 1 [pid 4685] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4684] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4685] <... openat resumed>) = 3 [pid 4685] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4685] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4685] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4685] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4669] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4669] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4669] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[142], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 142 [pid 4669] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4669] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4686 attached [pid 4686] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4686] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4686] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4669] <... futex resumed>) = 0 [pid 4686] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4669] close(3) = 0 [pid 4669] close(4) = -1 EBADF (Bad file descriptor) [pid 4669] close(5) = -1 EBADF (Bad file descriptor) [pid 4669] close(6) = -1 EBADF (Bad file descriptor) [pid 4669] close(7) = -1 EBADF (Bad file descriptor) [pid 4669] close(8) = -1 EBADF (Bad file descriptor) [pid 4669] close(9) = -1 EBADF (Bad file descriptor) [pid 4669] close(10) = -1 EBADF (Bad file descriptor) [pid 4669] close(11) = -1 EBADF (Bad file descriptor) [pid 4669] close(12) = -1 EBADF (Bad file descriptor) [pid 4669] close(13) = -1 EBADF (Bad file descriptor) [pid 4669] close(14) = -1 EBADF (Bad file descriptor) [pid 4669] close(15) = -1 EBADF (Bad file descriptor) [pid 4669] close(16) = -1 EBADF (Bad file descriptor) [pid 4669] close(17) = -1 EBADF (Bad file descriptor) [pid 4669] close(18) = -1 EBADF (Bad file descriptor) [pid 4669] close(19) = -1 EBADF (Bad file descriptor) [pid 4669] close(20) = -1 EBADF (Bad file descriptor) [pid 4669] close(21) = -1 EBADF (Bad file descriptor) [pid 4669] close(22) = -1 EBADF (Bad file descriptor) [pid 4669] close(23) = -1 EBADF (Bad file descriptor) [pid 4669] close(24) = -1 EBADF (Bad file descriptor) [pid 4669] close(25) = -1 EBADF (Bad file descriptor) [pid 4669] close(26) = -1 EBADF (Bad file descriptor) [pid 4669] close(27) = -1 EBADF (Bad file descriptor) [pid 4669] close(28) = -1 EBADF (Bad file descriptor) [pid 4669] close(29) = -1 EBADF (Bad file descriptor) [pid 4669] exit_group(0 [pid 4686] <... futex resumed>) = ? [pid 4670] <... ioctl resumed> ) = ? [pid 4669] <... exit_group resumed>) = ? [pid 4686] +++ exited with 0 +++ [pid 4670] +++ exited with 0 +++ [pid 4669] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=140, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./47/binderfs") = 0 [pid 3610] umount2("./47/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./47/cgroup") = 0 [pid 3610] umount2("./47/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./47/cgroup.net") = 0 [pid 3610] umount2("./47/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./47/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./47") = 0 [pid 3610] mkdir("./48", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4687 attached [pid 4687] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 143 [pid 4687] chdir("./48") = 0 [pid 4687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4687] setpgid(0, 0) = 0 [pid 4687] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4687] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4687] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4687] write(3, "1000", 4) = 4 [pid 4687] close(3) = 0 [pid 4687] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4687] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4687] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4687] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4687] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4688 attached [pid 4688] set_robust_list(0x7fa9c98459e0, 24 [pid 4687] <... clone resumed>, parent_tid=[144], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 144 [pid 4688] <... set_robust_list resumed>) = 0 [pid 4687] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4688] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4687] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4688] <... openat resumed>) = 3 [pid 4688] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4688] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4688] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4688] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4672] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4672] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4672] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4672] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4672] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4689 attached , parent_tid=[142], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 142 [pid 4689] set_robust_list(0x7fa9c98249e0, 24 [pid 4672] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4689] <... set_robust_list resumed>) = 0 [pid 4672] <... futex resumed>) = 0 [pid 4689] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4672] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4689] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4689] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4672] <... futex resumed>) = 0 [pid 4689] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4672] close(3) = 0 [pid 4672] close(4) = -1 EBADF (Bad file descriptor) [pid 4672] close(5) = -1 EBADF (Bad file descriptor) [pid 4672] close(6) = -1 EBADF (Bad file descriptor) [pid 4672] close(7) = -1 EBADF (Bad file descriptor) [pid 4672] close(8) = -1 EBADF (Bad file descriptor) [pid 4672] close(9) = -1 EBADF (Bad file descriptor) [pid 4672] close(10) = -1 EBADF (Bad file descriptor) [pid 4672] close(11) = -1 EBADF (Bad file descriptor) [pid 4672] close(12) = -1 EBADF (Bad file descriptor) [pid 4672] close(13) = -1 EBADF (Bad file descriptor) [pid 4672] close(14) = -1 EBADF (Bad file descriptor) [pid 4672] close(15) = -1 EBADF (Bad file descriptor) [pid 4672] close(16) = -1 EBADF (Bad file descriptor) [pid 4672] close(17) = -1 EBADF (Bad file descriptor) [pid 4672] close(18) = -1 EBADF (Bad file descriptor) [pid 4672] close(19) = -1 EBADF (Bad file descriptor) [pid 4672] close(20) = -1 EBADF (Bad file descriptor) [pid 4672] close(21) = -1 EBADF (Bad file descriptor) [pid 4672] close(22) = -1 EBADF (Bad file descriptor) [pid 4672] close(23) = -1 EBADF (Bad file descriptor) [pid 4672] close(24) = -1 EBADF (Bad file descriptor) [pid 4672] close(25) = -1 EBADF (Bad file descriptor) [pid 4672] close(26) = -1 EBADF (Bad file descriptor) [pid 4672] close(27) = -1 EBADF (Bad file descriptor) [pid 4672] close(28) = -1 EBADF (Bad file descriptor) [pid 4672] close(29) = -1 EBADF (Bad file descriptor) [pid 4672] exit_group(0 [pid 4689] <... futex resumed>) = ? [pid 4673] <... ioctl resumed> ) = ? [pid 4672] <... exit_group resumed>) = ? [pid 4689] +++ exited with 0 +++ [pid 4673] +++ exited with 0 +++ [pid 4672] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=140, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./47", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./47/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./47/binderfs") = 0 [pid 3614] umount2("./47/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./47/cgroup") = 0 [pid 3614] umount2("./47/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./47/cgroup.net") = 0 [pid 3614] umount2("./47/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./47/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./47") = 0 [pid 3614] mkdir("./48", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4690 attached , child_tidptr=0x5555566ee5d0) = 143 [pid 4690] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4690] chdir("./48") = 0 [pid 4690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4690] setpgid(0, 0) = 0 [pid 4690] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4690] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4690] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4690] write(3, "1000", 4) = 4 [pid 4690] close(3) = 0 [pid 4690] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4690] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4690] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4690] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4690] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4691 attached [pid 4691] set_robust_list(0x7fa9c98459e0, 24 [pid 4690] <... clone resumed>, parent_tid=[144], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 144 [pid 4690] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4690] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4691] <... set_robust_list resumed>) = 0 [pid 4691] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4691] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4691] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4691] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4691] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4675] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4675] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4675] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4675] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4692 attached [pid 4692] set_robust_list(0x7fa9c98249e0, 24 [pid 4675] <... clone resumed>, parent_tid=[143], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 143 [pid 4692] <... set_robust_list resumed>) = 0 [pid 4675] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4692] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4675] <... futex resumed>) = 0 [pid 4692] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4675] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4692] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4675] <... futex resumed>) = 0 [pid 4692] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4675] close(3) = 0 [pid 4675] close(4) = -1 EBADF (Bad file descriptor) [pid 4675] close(5) = -1 EBADF (Bad file descriptor) [pid 4675] close(6) = -1 EBADF (Bad file descriptor) [pid 4675] close(7) = -1 EBADF (Bad file descriptor) [pid 4675] close(8) = -1 EBADF (Bad file descriptor) [pid 4675] close(9) = -1 EBADF (Bad file descriptor) [pid 4675] close(10) = -1 EBADF (Bad file descriptor) [pid 4675] close(11) = -1 EBADF (Bad file descriptor) [pid 4675] close(12) = -1 EBADF (Bad file descriptor) [pid 4675] close(13) = -1 EBADF (Bad file descriptor) [pid 4675] close(14) = -1 EBADF (Bad file descriptor) [pid 4675] close(15) = -1 EBADF (Bad file descriptor) [pid 4675] close(16) = -1 EBADF (Bad file descriptor) [pid 4675] close(17) = -1 EBADF (Bad file descriptor) [pid 4675] close(18) = -1 EBADF (Bad file descriptor) [pid 4675] close(19) = -1 EBADF (Bad file descriptor) [pid 4675] close(20) = -1 EBADF (Bad file descriptor) [pid 4675] close(21) = -1 EBADF (Bad file descriptor) [pid 4675] close(22) = -1 EBADF (Bad file descriptor) [pid 4675] close(23) = -1 EBADF (Bad file descriptor) [pid 4675] close(24) = -1 EBADF (Bad file descriptor) [pid 4675] close(25) = -1 EBADF (Bad file descriptor) [pid 4675] close(26) = -1 EBADF (Bad file descriptor) [pid 4675] close(27) = -1 EBADF (Bad file descriptor) [pid 4675] close(28) = -1 EBADF (Bad file descriptor) [pid 4675] close(29) = -1 EBADF (Bad file descriptor) [pid 4675] exit_group(0 [pid 4692] <... futex resumed>) = ? [pid 4676] <... ioctl resumed> ) = ? [pid 4675] <... exit_group resumed>) = ? [pid 4676] +++ exited with 0 +++ [pid 4692] +++ exited with 0 +++ [pid 4675] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=141, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./48/binderfs") = 0 [pid 3611] umount2("./48/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./48/cgroup") = 0 [pid 3611] umount2("./48/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./48/cgroup.net") = 0 [pid 3611] umount2("./48/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./48/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./48") = 0 [pid 3611] mkdir("./49", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4693 attached , child_tidptr=0x5555566ee5d0) = 144 [pid 4693] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4693] chdir("./49") = 0 [pid 4693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4693] setpgid(0, 0) = 0 [pid 4693] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4693] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4693] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4693] write(3, "1000", 4) = 4 [pid 4693] close(3) = 0 [pid 4693] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4693] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4693] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4693] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4693] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4694 attached [pid 4694] set_robust_list(0x7fa9c98459e0, 24 [pid 4693] <... clone resumed>, parent_tid=[145], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 145 [pid 4694] <... set_robust_list resumed>) = 0 [pid 4693] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4694] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4693] <... futex resumed>) = 0 [pid 4694] <... openat resumed>) = 3 [pid 4693] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4694] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4694] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4678] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4678] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4678] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4678] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4678] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4695 attached [pid 4695] set_robust_list(0x7fa9c98249e0, 24 [pid 4678] <... clone resumed>, parent_tid=[146], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 146 [pid 4695] <... set_robust_list resumed>) = 0 [pid 4678] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4695] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4678] <... futex resumed>) = 0 [pid 4695] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4678] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4695] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4695] <... futex resumed>) = 0 [pid 4695] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4678] close(3) = 0 [pid 4678] close(4) = -1 EBADF (Bad file descriptor) [pid 4678] close(5) = -1 EBADF (Bad file descriptor) [pid 4678] close(6) = -1 EBADF (Bad file descriptor) [pid 4678] close(7) = -1 EBADF (Bad file descriptor) [pid 4678] close(8) = -1 EBADF (Bad file descriptor) [pid 4678] close(9) = -1 EBADF (Bad file descriptor) [pid 4678] close(10) = -1 EBADF (Bad file descriptor) [pid 4678] close(11) = -1 EBADF (Bad file descriptor) [pid 4678] close(12) = -1 EBADF (Bad file descriptor) [pid 4678] close(13) = -1 EBADF (Bad file descriptor) [pid 4678] close(14) = -1 EBADF (Bad file descriptor) [pid 4678] close(15) = -1 EBADF (Bad file descriptor) [pid 4678] close(16) = -1 EBADF (Bad file descriptor) [pid 4678] close(17) = -1 EBADF (Bad file descriptor) [pid 4678] close(18) = -1 EBADF (Bad file descriptor) [pid 4678] close(19) = -1 EBADF (Bad file descriptor) [pid 4678] close(20) = -1 EBADF (Bad file descriptor) [pid 4678] close(21) = -1 EBADF (Bad file descriptor) [pid 4678] close(22) = -1 EBADF (Bad file descriptor) [pid 4678] close(23) = -1 EBADF (Bad file descriptor) [pid 4678] close(24) = -1 EBADF (Bad file descriptor) [pid 4678] close(25) = -1 EBADF (Bad file descriptor) [pid 4678] close(26) = -1 EBADF (Bad file descriptor) [pid 4678] close(27) = -1 EBADF (Bad file descriptor) [pid 4678] close(28) = -1 EBADF (Bad file descriptor) [pid 4678] close(29) = -1 EBADF (Bad file descriptor) [pid 4678] exit_group(0 [pid 4695] <... futex resumed>) = ? [pid 4679] <... ioctl resumed> ) = ? [pid 4678] <... exit_group resumed>) = ? [pid 4695] +++ exited with 0 +++ [pid 4679] +++ exited with 0 +++ [pid 4678] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=144, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3613] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./50/binderfs") = 0 [pid 3613] umount2("./50/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./50/cgroup") = 0 [pid 3613] umount2("./50/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./50/cgroup.net") = 0 [pid 3613] umount2("./50/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./50/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./50") = 0 [pid 3613] mkdir("./51", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4696 attached [pid 4696] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 147 [pid 4696] <... set_robust_list resumed>) = 0 [pid 4696] chdir("./51") = 0 [pid 4696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4696] setpgid(0, 0) = 0 [pid 4696] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4696] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4696] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4696] write(3, "1000", 4) = 4 [pid 4696] close(3) = 0 [pid 4696] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4696] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4696] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4696] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4696] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4697 attached [pid 4697] set_robust_list(0x7fa9c98459e0, 24 [pid 4696] <... clone resumed>, parent_tid=[148], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 148 [pid 4697] <... set_robust_list resumed>) = 0 [pid 4696] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4697] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4696] <... futex resumed>) = 0 [pid 4697] <... openat resumed>) = 3 [pid 4696] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4697] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4697] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4697] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4697] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4681] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4681] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4681] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4681] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4698 attached [pid 4698] set_robust_list(0x7fa9c98249e0, 24 [pid 4681] <... clone resumed>, parent_tid=[146], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 146 [pid 4698] <... set_robust_list resumed>) = 0 [pid 4681] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4698] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4681] <... futex resumed>) = 0 [pid 4698] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4681] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4698] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4698] <... futex resumed>) = 0 [pid 4698] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4681] close(3) = 0 [pid 4681] close(4) = -1 EBADF (Bad file descriptor) [pid 4681] close(5) = -1 EBADF (Bad file descriptor) [pid 4681] close(6) = -1 EBADF (Bad file descriptor) [pid 4681] close(7) = -1 EBADF (Bad file descriptor) [pid 4681] close(8) = -1 EBADF (Bad file descriptor) [pid 4681] close(9) = -1 EBADF (Bad file descriptor) [pid 4681] close(10) = -1 EBADF (Bad file descriptor) [pid 4681] close(11) = -1 EBADF (Bad file descriptor) [pid 4681] close(12) = -1 EBADF (Bad file descriptor) [pid 4681] close(13) = -1 EBADF (Bad file descriptor) [pid 4681] close(14) = -1 EBADF (Bad file descriptor) [pid 4681] close(15) = -1 EBADF (Bad file descriptor) [pid 4681] close(16) = -1 EBADF (Bad file descriptor) [pid 4681] close(17) = -1 EBADF (Bad file descriptor) [pid 4681] close(18) = -1 EBADF (Bad file descriptor) [pid 4681] close(19) = -1 EBADF (Bad file descriptor) [pid 4681] close(20) = -1 EBADF (Bad file descriptor) [pid 4681] close(21) = -1 EBADF (Bad file descriptor) [pid 4681] close(22) = -1 EBADF (Bad file descriptor) [pid 4681] close(23) = -1 EBADF (Bad file descriptor) [pid 4681] close(24) = -1 EBADF (Bad file descriptor) [pid 4681] close(25) = -1 EBADF (Bad file descriptor) [pid 4681] close(26) = -1 EBADF (Bad file descriptor) [pid 4681] close(27) = -1 EBADF (Bad file descriptor) [pid 4681] close(28) = -1 EBADF (Bad file descriptor) [pid 4681] close(29) = -1 EBADF (Bad file descriptor) [pid 4681] exit_group(0 [pid 4698] <... futex resumed>) = ? [pid 4682] <... ioctl resumed> ) = ? [pid 4681] <... exit_group resumed>) = ? [pid 4698] +++ exited with 0 +++ [pid 4682] +++ exited with 0 +++ [pid 4681] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=144, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3615] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./49/binderfs") = 0 [pid 3615] umount2("./49/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./49/cgroup") = 0 [pid 3615] umount2("./49/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./49/cgroup.net") = 0 [pid 3615] umount2("./49/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./49/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./49") = 0 [pid 3615] mkdir("./50", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4699 attached , child_tidptr=0x5555566ee5d0) = 147 [pid 4699] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4699] chdir("./50") = 0 [pid 4699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4699] setpgid(0, 0) = 0 [pid 4699] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4699] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4699] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4699] write(3, "1000", 4) = 4 [pid 4699] close(3) = 0 [pid 4699] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4699] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4699] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4699] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4700 attached [pid 4700] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4700] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4699] <... clone resumed>, parent_tid=[148], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 148 [pid 4699] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4700] <... futex resumed>) = 0 [pid 4699] <... futex resumed>) = 1 [pid 4700] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4699] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4700] <... openat resumed>) = 3 [pid 4700] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4700] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4700] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4700] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4684] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4684] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4684] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4684] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4701 attached [pid 4701] set_robust_list(0x7fa9c98249e0, 24 [pid 4684] <... clone resumed>, parent_tid=[145], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 145 [pid 4701] <... set_robust_list resumed>) = 0 [pid 4684] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4701] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4684] <... futex resumed>) = 0 [pid 4701] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4684] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4701] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4701] <... futex resumed>) = 0 [pid 4701] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4684] close(3) = 0 [pid 4684] close(4) = -1 EBADF (Bad file descriptor) [pid 4684] close(5) = -1 EBADF (Bad file descriptor) [pid 4684] close(6) = -1 EBADF (Bad file descriptor) [pid 4684] close(7) = -1 EBADF (Bad file descriptor) [pid 4684] close(8) = -1 EBADF (Bad file descriptor) [pid 4684] close(9) = -1 EBADF (Bad file descriptor) [pid 4684] close(10) = -1 EBADF (Bad file descriptor) [pid 4684] close(11) = -1 EBADF (Bad file descriptor) [pid 4684] close(12) = -1 EBADF (Bad file descriptor) [pid 4684] close(13) = -1 EBADF (Bad file descriptor) [pid 4684] close(14) = -1 EBADF (Bad file descriptor) [pid 4684] close(15) = -1 EBADF (Bad file descriptor) [pid 4684] close(16) = -1 EBADF (Bad file descriptor) [pid 4684] close(17) = -1 EBADF (Bad file descriptor) [pid 4684] close(18) = -1 EBADF (Bad file descriptor) [pid 4684] close(19) = -1 EBADF (Bad file descriptor) [pid 4684] close(20) = -1 EBADF (Bad file descriptor) [pid 4684] close(21) = -1 EBADF (Bad file descriptor) [pid 4684] close(22) = -1 EBADF (Bad file descriptor) [pid 4684] close(23) = -1 EBADF (Bad file descriptor) [pid 4684] close(24) = -1 EBADF (Bad file descriptor) [pid 4684] close(25) = -1 EBADF (Bad file descriptor) [pid 4684] close(26) = -1 EBADF (Bad file descriptor) [pid 4684] close(27) = -1 EBADF (Bad file descriptor) [pid 4684] close(28) = -1 EBADF (Bad file descriptor) [pid 4684] close(29) = -1 EBADF (Bad file descriptor) [pid 4684] exit_group(0 [pid 4701] <... futex resumed>) = ? [pid 4685] <... ioctl resumed> ) = ? [pid 4684] <... exit_group resumed>) = ? [pid 4701] +++ exited with 0 +++ [pid 4685] +++ exited with 0 +++ [pid 4684] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=143, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./49/binderfs") = 0 [pid 3612] umount2("./49/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./49/cgroup") = 0 [pid 3612] umount2("./49/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./49/cgroup.net") = 0 [pid 3612] umount2("./49/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./49/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./49") = 0 [pid 3612] mkdir("./50", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4702 attached , child_tidptr=0x5555566ee5d0) = 146 [pid 4702] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4702] chdir("./50") = 0 [pid 4702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4702] setpgid(0, 0) = 0 [pid 4702] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4702] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4702] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4702] write(3, "1000", 4) = 4 [pid 4702] close(3) = 0 [pid 4702] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4702] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4702] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4702] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4703 attached [pid 4703] set_robust_list(0x7fa9c98459e0, 24 [pid 4702] <... clone resumed>, parent_tid=[147], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 147 [pid 4703] <... set_robust_list resumed>) = 0 [pid 4702] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4703] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4702] <... futex resumed>) = 0 [pid 4702] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4703] <... openat resumed>) = 3 [pid 4703] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4703] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4687] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4687] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4687] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4704 attached [pid 4704] set_robust_list(0x7fa9c98249e0, 24 [pid 4687] <... clone resumed>, parent_tid=[145], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 145 [pid 4704] <... set_robust_list resumed>) = 0 [pid 4687] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4704] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4687] <... futex resumed>) = 0 [pid 4704] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4687] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4704] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4704] <... futex resumed>) = 0 [pid 4704] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4687] close(3) = 0 [pid 4687] close(4) = -1 EBADF (Bad file descriptor) [pid 4687] close(5) = -1 EBADF (Bad file descriptor) [pid 4687] close(6) = -1 EBADF (Bad file descriptor) [pid 4687] close(7) = -1 EBADF (Bad file descriptor) [pid 4687] close(8) = -1 EBADF (Bad file descriptor) [pid 4687] close(9) = -1 EBADF (Bad file descriptor) [pid 4687] close(10) = -1 EBADF (Bad file descriptor) [pid 4687] close(11) = -1 EBADF (Bad file descriptor) [pid 4687] close(12) = -1 EBADF (Bad file descriptor) [pid 4687] close(13) = -1 EBADF (Bad file descriptor) [pid 4687] close(14) = -1 EBADF (Bad file descriptor) [pid 4687] close(15) = -1 EBADF (Bad file descriptor) [pid 4687] close(16) = -1 EBADF (Bad file descriptor) [pid 4687] close(17) = -1 EBADF (Bad file descriptor) [pid 4687] close(18) = -1 EBADF (Bad file descriptor) [pid 4687] close(19) = -1 EBADF (Bad file descriptor) [pid 4687] close(20) = -1 EBADF (Bad file descriptor) [pid 4687] close(21) = -1 EBADF (Bad file descriptor) [pid 4687] close(22) = -1 EBADF (Bad file descriptor) [pid 4687] close(23) = -1 EBADF (Bad file descriptor) [pid 4687] close(24) = -1 EBADF (Bad file descriptor) [pid 4687] close(25) = -1 EBADF (Bad file descriptor) [pid 4687] close(26) = -1 EBADF (Bad file descriptor) [pid 4687] close(27) = -1 EBADF (Bad file descriptor) [pid 4687] close(28) = -1 EBADF (Bad file descriptor) [pid 4687] close(29) = -1 EBADF (Bad file descriptor) [pid 4687] exit_group(0 [pid 4688] <... ioctl resumed> ) = ? [pid 4687] <... exit_group resumed>) = ? [pid 4704] <... futex resumed>) = ? [pid 4688] +++ exited with 0 +++ [pid 4704] +++ exited with 0 +++ [pid 4687] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=143, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./48/binderfs") = 0 [pid 3610] umount2("./48/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./48/cgroup") = 0 [pid 3610] umount2("./48/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./48/cgroup.net") = 0 [pid 3610] umount2("./48/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./48/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./48") = 0 [pid 3610] mkdir("./49", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4705 attached [pid 4705] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 146 [pid 4705] chdir("./49") = 0 [pid 4705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4705] setpgid(0, 0) = 0 [pid 4705] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4705] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4705] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4705] write(3, "1000", 4) = 4 [pid 4705] close(3) = 0 [pid 4705] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4705] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4705] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4705] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4705] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4706 attached [pid 4706] set_robust_list(0x7fa9c98459e0, 24 [pid 4705] <... clone resumed>, parent_tid=[147], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 147 [pid 4706] <... set_robust_list resumed>) = 0 [pid 4705] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4706] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4705] <... futex resumed>) = 0 [pid 4706] <... openat resumed>) = 3 [pid 4705] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4706] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4706] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4706] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4706] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4690] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4690] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4690] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4707 attached [pid 4707] set_robust_list(0x7fa9c98249e0, 24 [pid 4690] <... clone resumed>, parent_tid=[145], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 145 [pid 4707] <... set_robust_list resumed>) = 0 [pid 4690] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4707] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4690] <... futex resumed>) = 0 [pid 4707] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4690] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4707] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4707] <... futex resumed>) = 0 [pid 4707] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4690] close(3) = 0 [pid 4690] close(4) = -1 EBADF (Bad file descriptor) [pid 4690] close(5) = -1 EBADF (Bad file descriptor) [pid 4690] close(6) = -1 EBADF (Bad file descriptor) [pid 4690] close(7) = -1 EBADF (Bad file descriptor) [pid 4690] close(8) = -1 EBADF (Bad file descriptor) [pid 4690] close(9) = -1 EBADF (Bad file descriptor) [pid 4690] close(10) = -1 EBADF (Bad file descriptor) [pid 4690] close(11) = -1 EBADF (Bad file descriptor) [pid 4690] close(12) = -1 EBADF (Bad file descriptor) [pid 4690] close(13) = -1 EBADF (Bad file descriptor) [pid 4690] close(14) = -1 EBADF (Bad file descriptor) [pid 4690] close(15) = -1 EBADF (Bad file descriptor) [pid 4690] close(16) = -1 EBADF (Bad file descriptor) [pid 4690] close(17) = -1 EBADF (Bad file descriptor) [pid 4690] close(18) = -1 EBADF (Bad file descriptor) [pid 4690] close(19) = -1 EBADF (Bad file descriptor) [pid 4690] close(20) = -1 EBADF (Bad file descriptor) [pid 4690] close(21) = -1 EBADF (Bad file descriptor) [pid 4690] close(22) = -1 EBADF (Bad file descriptor) [pid 4690] close(23) = -1 EBADF (Bad file descriptor) [pid 4690] close(24) = -1 EBADF (Bad file descriptor) [pid 4690] close(25) = -1 EBADF (Bad file descriptor) [pid 4690] close(26) = -1 EBADF (Bad file descriptor) [pid 4690] close(27) = -1 EBADF (Bad file descriptor) [pid 4690] close(28) = -1 EBADF (Bad file descriptor) [pid 4690] close(29) = -1 EBADF (Bad file descriptor) [pid 4690] exit_group(0 [pid 4707] <... futex resumed>) = ? [pid 4691] <... ioctl resumed> ) = ? [pid 4690] <... exit_group resumed>) = ? [pid 4691] +++ exited with 0 +++ [pid 4707] +++ exited with 0 +++ [pid 4690] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=143, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./48", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./48/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./48/binderfs") = 0 [pid 3614] umount2("./48/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./48/cgroup") = 0 [pid 3614] umount2("./48/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./48/cgroup.net") = 0 [pid 3614] umount2("./48/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./48/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./48") = 0 [pid 3614] mkdir("./49", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4708 attached , child_tidptr=0x5555566ee5d0) = 146 [pid 4708] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4708] chdir("./49") = 0 [pid 4708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4708] setpgid(0, 0) = 0 [pid 4708] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4708] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4708] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4708] write(3, "1000", 4) = 4 [pid 4708] close(3) = 0 [pid 4708] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4708] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4708] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4708] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4708] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4709 attached [pid 4709] set_robust_list(0x7fa9c98459e0, 24 [pid 4708] <... clone resumed>, parent_tid=[147], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 147 [pid 4709] <... set_robust_list resumed>) = 0 [pid 4708] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4709] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4708] <... futex resumed>) = 0 [pid 4709] <... openat resumed>) = 3 [pid 4708] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4709] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4709] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4709] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4709] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4693] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4693] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4693] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4693] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4710 attached [pid 4710] set_robust_list(0x7fa9c98249e0, 24 [pid 4693] <... clone resumed>, parent_tid=[146], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 146 [pid 4710] <... set_robust_list resumed>) = 0 [pid 4693] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4710] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4693] <... futex resumed>) = 0 [pid 4710] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4693] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4710] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4710] <... futex resumed>) = 0 [pid 4710] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4693] close(3) = 0 [pid 4693] close(4) = -1 EBADF (Bad file descriptor) [pid 4693] close(5) = -1 EBADF (Bad file descriptor) [pid 4693] close(6) = -1 EBADF (Bad file descriptor) [pid 4693] close(7) = -1 EBADF (Bad file descriptor) [pid 4693] close(8) = -1 EBADF (Bad file descriptor) [pid 4693] close(9) = -1 EBADF (Bad file descriptor) [pid 4693] close(10) = -1 EBADF (Bad file descriptor) [pid 4693] close(11) = -1 EBADF (Bad file descriptor) [pid 4693] close(12) = -1 EBADF (Bad file descriptor) [pid 4693] close(13) = -1 EBADF (Bad file descriptor) [pid 4693] close(14) = -1 EBADF (Bad file descriptor) [pid 4693] close(15) = -1 EBADF (Bad file descriptor) [pid 4693] close(16) = -1 EBADF (Bad file descriptor) [pid 4693] close(17) = -1 EBADF (Bad file descriptor) [pid 4693] close(18) = -1 EBADF (Bad file descriptor) [pid 4693] close(19) = -1 EBADF (Bad file descriptor) [pid 4693] close(20) = -1 EBADF (Bad file descriptor) [pid 4693] close(21) = -1 EBADF (Bad file descriptor) [pid 4693] close(22) = -1 EBADF (Bad file descriptor) [pid 4693] close(23) = -1 EBADF (Bad file descriptor) [pid 4693] close(24) = -1 EBADF (Bad file descriptor) [pid 4693] close(25) = -1 EBADF (Bad file descriptor) [pid 4693] close(26) = -1 EBADF (Bad file descriptor) [pid 4693] close(27) = -1 EBADF (Bad file descriptor) [pid 4693] close(28) = -1 EBADF (Bad file descriptor) [pid 4693] close(29) = -1 EBADF (Bad file descriptor) [pid 4693] exit_group(0 [pid 4710] <... futex resumed>) = ? [pid 4694] <... ioctl resumed> ) = ? [pid 4693] <... exit_group resumed>) = ? [pid 4710] +++ exited with 0 +++ [pid 4694] +++ exited with 0 +++ [pid 4693] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=144, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./49/binderfs") = 0 [pid 3611] umount2("./49/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./49/cgroup") = 0 [pid 3611] umount2("./49/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./49/cgroup.net") = 0 [pid 3611] umount2("./49/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./49/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./49") = 0 [pid 3611] mkdir("./50", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4711 attached [pid 4711] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 147 [pid 4711] <... set_robust_list resumed>) = 0 [pid 4711] chdir("./50") = 0 [pid 4711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4711] setpgid(0, 0) = 0 [pid 4711] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4711] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4711] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4711] write(3, "1000", 4) = 4 [pid 4711] close(3) = 0 [pid 4711] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4711] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4711] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4711] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4711] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4712 attached , parent_tid=[148], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 148 [pid 4711] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4711] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4712] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4712] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4712] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4712] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4712] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4712] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4696] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4696] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4696] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4696] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4713 attached [pid 4713] set_robust_list(0x7fa9c98249e0, 24 [pid 4696] <... clone resumed>, parent_tid=[149], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 149 [pid 4713] <... set_robust_list resumed>) = 0 [pid 4696] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4713] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4696] <... futex resumed>) = 0 [pid 4713] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4696] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4713] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4713] <... futex resumed>) = 0 [pid 4713] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4696] close(3) = 0 [pid 4696] close(4) = -1 EBADF (Bad file descriptor) [pid 4696] close(5) = -1 EBADF (Bad file descriptor) [pid 4696] close(6) = -1 EBADF (Bad file descriptor) [pid 4696] close(7) = -1 EBADF (Bad file descriptor) [pid 4696] close(8) = -1 EBADF (Bad file descriptor) [pid 4696] close(9) = -1 EBADF (Bad file descriptor) [pid 4696] close(10) = -1 EBADF (Bad file descriptor) [pid 4696] close(11) = -1 EBADF (Bad file descriptor) [pid 4696] close(12) = -1 EBADF (Bad file descriptor) [pid 4696] close(13) = -1 EBADF (Bad file descriptor) [pid 4696] close(14) = -1 EBADF (Bad file descriptor) [pid 4696] close(15) = -1 EBADF (Bad file descriptor) [pid 4696] close(16) = -1 EBADF (Bad file descriptor) [pid 4696] close(17) = -1 EBADF (Bad file descriptor) [pid 4696] close(18) = -1 EBADF (Bad file descriptor) [pid 4696] close(19) = -1 EBADF (Bad file descriptor) [pid 4696] close(20) = -1 EBADF (Bad file descriptor) [pid 4696] close(21) = -1 EBADF (Bad file descriptor) [pid 4696] close(22) = -1 EBADF (Bad file descriptor) [pid 4696] close(23) = -1 EBADF (Bad file descriptor) [pid 4696] close(24) = -1 EBADF (Bad file descriptor) [pid 4696] close(25) = -1 EBADF (Bad file descriptor) [pid 4696] close(26) = -1 EBADF (Bad file descriptor) [pid 4696] close(27) = -1 EBADF (Bad file descriptor) [pid 4696] close(28) = -1 EBADF (Bad file descriptor) [pid 4696] close(29) = -1 EBADF (Bad file descriptor) [pid 4696] exit_group(0 [pid 4713] <... futex resumed>) = ? [pid 4697] <... ioctl resumed> ) = ? [pid 4696] <... exit_group resumed>) = ? [pid 4713] +++ exited with 0 +++ [pid 4697] +++ exited with 0 +++ [pid 4696] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=147, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./51/binderfs") = 0 [pid 3613] umount2("./51/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./51/cgroup") = 0 [pid 3613] umount2("./51/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./51/cgroup.net") = 0 [pid 3613] umount2("./51/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./51/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./51") = 0 [pid 3613] mkdir("./52", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4714 attached , child_tidptr=0x5555566ee5d0) = 150 [pid 4714] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4714] chdir("./52") = 0 [pid 4714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4714] setpgid(0, 0) = 0 [pid 4714] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4714] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4714] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4714] write(3, "1000", 4) = 4 [pid 4714] close(3) = 0 [pid 4714] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4714] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4714] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4714] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4714] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4715 attached [pid 4715] set_robust_list(0x7fa9c98459e0, 24 [pid 4714] <... clone resumed>, parent_tid=[151], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 151 [pid 4715] <... set_robust_list resumed>) = 0 [pid 4714] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4715] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4714] <... futex resumed>) = 0 [pid 4715] <... openat resumed>) = 3 [pid 4714] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4715] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4715] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4715] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4715] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4699] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4699] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4699] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4716 attached [pid 4716] set_robust_list(0x7fa9c98249e0, 24 [pid 4699] <... clone resumed>, parent_tid=[149], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 149 [pid 4716] <... set_robust_list resumed>) = 0 [pid 4699] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4716] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4699] <... futex resumed>) = 0 [pid 4699] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4716] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4716] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4699] <... futex resumed>) = 0 [pid 4716] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4699] close(3) = 0 [pid 4699] close(4) = -1 EBADF (Bad file descriptor) [pid 4699] close(5) = -1 EBADF (Bad file descriptor) [pid 4699] close(6) = -1 EBADF (Bad file descriptor) [pid 4699] close(7) = -1 EBADF (Bad file descriptor) [pid 4699] close(8) = -1 EBADF (Bad file descriptor) [pid 4699] close(9) = -1 EBADF (Bad file descriptor) [pid 4699] close(10) = -1 EBADF (Bad file descriptor) [pid 4699] close(11) = -1 EBADF (Bad file descriptor) [pid 4699] close(12) = -1 EBADF (Bad file descriptor) [pid 4699] close(13) = -1 EBADF (Bad file descriptor) [pid 4699] close(14) = -1 EBADF (Bad file descriptor) [pid 4699] close(15) = -1 EBADF (Bad file descriptor) [pid 4699] close(16) = -1 EBADF (Bad file descriptor) [pid 4699] close(17) = -1 EBADF (Bad file descriptor) [pid 4699] close(18) = -1 EBADF (Bad file descriptor) [pid 4699] close(19) = -1 EBADF (Bad file descriptor) [pid 4699] close(20) = -1 EBADF (Bad file descriptor) [pid 4699] close(21) = -1 EBADF (Bad file descriptor) [pid 4699] close(22) = -1 EBADF (Bad file descriptor) [pid 4699] close(23) = -1 EBADF (Bad file descriptor) [pid 4699] close(24) = -1 EBADF (Bad file descriptor) [pid 4699] close(25) = -1 EBADF (Bad file descriptor) [pid 4699] close(26) = -1 EBADF (Bad file descriptor) [pid 4699] close(27) = -1 EBADF (Bad file descriptor) [pid 4699] close(28) = -1 EBADF (Bad file descriptor) [pid 4699] close(29) = -1 EBADF (Bad file descriptor) [pid 4699] exit_group(0 [pid 4716] <... futex resumed>) = ? [pid 4716] +++ exited with 0 +++ [pid 4700] <... ioctl resumed> ) = ? [pid 4699] <... exit_group resumed>) = ? [pid 4700] +++ exited with 0 +++ [pid 4699] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=147, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./50/binderfs") = 0 [pid 3615] umount2("./50/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./50/cgroup") = 0 [pid 3615] umount2("./50/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./50/cgroup.net") = 0 [pid 3615] umount2("./50/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./50/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./50") = 0 [pid 3615] mkdir("./51", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4717 attached [pid 4717] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 150 [pid 4717] <... set_robust_list resumed>) = 0 [pid 4717] chdir("./51") = 0 [pid 4717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4717] setpgid(0, 0) = 0 [pid 4717] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4717] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4717] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4717] write(3, "1000", 4) = 4 [pid 4717] close(3) = 0 [pid 4717] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4717] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4717] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4717] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4717] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4718 attached [pid 4718] set_robust_list(0x7fa9c98459e0, 24 [pid 4717] <... clone resumed>, parent_tid=[151], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 151 [pid 4717] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4718] <... set_robust_list resumed>) = 0 [pid 4717] <... futex resumed>) = 0 [pid 4717] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4718] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4718] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4718] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4718] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4718] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4702] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4702] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4702] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4702] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4719 attached [pid 4719] set_robust_list(0x7fa9c98249e0, 24 [pid 4702] <... clone resumed>, parent_tid=[148], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 148 [pid 4719] <... set_robust_list resumed>) = 0 [pid 4702] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4719] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4702] <... futex resumed>) = 0 [pid 4719] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4702] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4719] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4719] <... futex resumed>) = 0 [pid 4719] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4702] close(3) = 0 [pid 4702] close(4) = -1 EBADF (Bad file descriptor) [pid 4702] close(5) = -1 EBADF (Bad file descriptor) [pid 4702] close(6) = -1 EBADF (Bad file descriptor) [pid 4702] close(7) = -1 EBADF (Bad file descriptor) [pid 4702] close(8) = -1 EBADF (Bad file descriptor) [pid 4702] close(9) = -1 EBADF (Bad file descriptor) [pid 4702] close(10) = -1 EBADF (Bad file descriptor) [pid 4702] close(11) = -1 EBADF (Bad file descriptor) [pid 4702] close(12) = -1 EBADF (Bad file descriptor) [pid 4702] close(13) = -1 EBADF (Bad file descriptor) [pid 4702] close(14) = -1 EBADF (Bad file descriptor) [pid 4702] close(15) = -1 EBADF (Bad file descriptor) [pid 4702] close(16) = -1 EBADF (Bad file descriptor) [pid 4702] close(17) = -1 EBADF (Bad file descriptor) [pid 4702] close(18) = -1 EBADF (Bad file descriptor) [pid 4702] close(19) = -1 EBADF (Bad file descriptor) [pid 4702] close(20) = -1 EBADF (Bad file descriptor) [pid 4702] close(21) = -1 EBADF (Bad file descriptor) [pid 4702] close(22) = -1 EBADF (Bad file descriptor) [pid 4702] close(23) = -1 EBADF (Bad file descriptor) [pid 4702] close(24) = -1 EBADF (Bad file descriptor) [pid 4702] close(25) = -1 EBADF (Bad file descriptor) [pid 4702] close(26) = -1 EBADF (Bad file descriptor) [pid 4702] close(27) = -1 EBADF (Bad file descriptor) [pid 4702] close(28) = -1 EBADF (Bad file descriptor) [pid 4702] close(29) = -1 EBADF (Bad file descriptor) [pid 4702] exit_group(0 [pid 4719] <... futex resumed>) = ? [pid 4703] <... ioctl resumed> ) = ? [pid 4702] <... exit_group resumed>) = ? [pid 4703] +++ exited with 0 +++ [pid 4719] +++ exited with 0 +++ [pid 4702] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=146, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./50/binderfs") = 0 [pid 3612] umount2("./50/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./50/cgroup") = 0 [pid 3612] umount2("./50/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./50/cgroup.net") = 0 [pid 3612] umount2("./50/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./50/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./50") = 0 [pid 3612] mkdir("./51", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4720 attached [pid 4720] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 149 [pid 4720] <... set_robust_list resumed>) = 0 [pid 4720] chdir("./51") = 0 [pid 4720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4720] setpgid(0, 0) = 0 [pid 4720] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4720] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4720] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4720] write(3, "1000", 4) = 4 [pid 4720] close(3) = 0 [pid 4720] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4720] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4720] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4720] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4720] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4721 attached [pid 4721] set_robust_list(0x7fa9c98459e0, 24 [pid 4720] <... clone resumed>, parent_tid=[150], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 150 [pid 4721] <... set_robust_list resumed>) = 0 [pid 4720] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4721] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4720] <... futex resumed>) = 0 [pid 4721] <... openat resumed>) = 3 [pid 4720] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4721] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4721] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4705] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4705] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4705] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4705] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4722 attached [pid 4722] set_robust_list(0x7fa9c98249e0, 24 [pid 4705] <... clone resumed>, parent_tid=[148], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 148 [pid 4722] <... set_robust_list resumed>) = 0 [pid 4705] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4722] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4705] <... futex resumed>) = 0 [pid 4722] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4705] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4722] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4722] <... futex resumed>) = 0 [pid 4722] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4705] close(3) = 0 [pid 4705] close(4) = -1 EBADF (Bad file descriptor) [pid 4705] close(5) = -1 EBADF (Bad file descriptor) [pid 4705] close(6) = -1 EBADF (Bad file descriptor) [pid 4705] close(7) = -1 EBADF (Bad file descriptor) [pid 4705] close(8) = -1 EBADF (Bad file descriptor) [pid 4705] close(9) = -1 EBADF (Bad file descriptor) [pid 4705] close(10) = -1 EBADF (Bad file descriptor) [pid 4705] close(11) = -1 EBADF (Bad file descriptor) [pid 4705] close(12) = -1 EBADF (Bad file descriptor) [pid 4705] close(13) = -1 EBADF (Bad file descriptor) [pid 4705] close(14) = -1 EBADF (Bad file descriptor) [pid 4705] close(15) = -1 EBADF (Bad file descriptor) [pid 4705] close(16) = -1 EBADF (Bad file descriptor) [pid 4705] close(17) = -1 EBADF (Bad file descriptor) [pid 4705] close(18) = -1 EBADF (Bad file descriptor) [pid 4705] close(19) = -1 EBADF (Bad file descriptor) [pid 4705] close(20) = -1 EBADF (Bad file descriptor) [pid 4705] close(21) = -1 EBADF (Bad file descriptor) [pid 4705] close(22) = -1 EBADF (Bad file descriptor) [pid 4705] close(23) = -1 EBADF (Bad file descriptor) [pid 4705] close(24) = -1 EBADF (Bad file descriptor) [pid 4705] close(25) = -1 EBADF (Bad file descriptor) [pid 4705] close(26) = -1 EBADF (Bad file descriptor) [pid 4705] close(27) = -1 EBADF (Bad file descriptor) [pid 4705] close(28) = -1 EBADF (Bad file descriptor) [pid 4705] close(29) = -1 EBADF (Bad file descriptor) [pid 4705] exit_group(0) = ? [pid 4722] <... futex resumed>) = ? [pid 4706] <... ioctl resumed> ) = ? [pid 4706] +++ exited with 0 +++ [pid 4722] +++ exited with 0 +++ [pid 4705] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=146, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./49/binderfs") = 0 [pid 3610] umount2("./49/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./49/cgroup") = 0 [pid 3610] umount2("./49/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./49/cgroup.net") = 0 [pid 3610] umount2("./49/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./49/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./49") = 0 [pid 3610] mkdir("./50", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4723 attached , child_tidptr=0x5555566ee5d0) = 149 [pid 4723] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4723] chdir("./50") = 0 [pid 4723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4723] setpgid(0, 0) = 0 [pid 4723] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4723] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4723] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4723] write(3, "1000", 4) = 4 [pid 4723] close(3) = 0 [pid 4723] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4723] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4723] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4723] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4723] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4724 attached [pid 4724] set_robust_list(0x7fa9c98459e0, 24 [pid 4723] <... clone resumed>, parent_tid=[150], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 150 [pid 4724] <... set_robust_list resumed>) = 0 [pid 4723] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4724] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4723] <... futex resumed>) = 0 [pid 4723] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4724] <... openat resumed>) = 3 [pid 4724] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4724] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4708] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4708] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4708] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4708] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4725 attached , parent_tid=[148], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 148 [pid 4725] set_robust_list(0x7fa9c98249e0, 24 [pid 4708] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4708] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4725] <... set_robust_list resumed>) = 0 [pid 4725] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4725] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4708] <... futex resumed>) = 0 [pid 4725] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4708] close(3) = 0 [pid 4708] close(4) = -1 EBADF (Bad file descriptor) [pid 4708] close(5) = -1 EBADF (Bad file descriptor) [pid 4708] close(6) = -1 EBADF (Bad file descriptor) [pid 4708] close(7) = -1 EBADF (Bad file descriptor) [pid 4708] close(8) = -1 EBADF (Bad file descriptor) [pid 4708] close(9) = -1 EBADF (Bad file descriptor) [pid 4708] close(10) = -1 EBADF (Bad file descriptor) [pid 4708] close(11) = -1 EBADF (Bad file descriptor) [pid 4708] close(12) = -1 EBADF (Bad file descriptor) [pid 4708] close(13) = -1 EBADF (Bad file descriptor) [pid 4708] close(14) = -1 EBADF (Bad file descriptor) [pid 4708] close(15) = -1 EBADF (Bad file descriptor) [pid 4708] close(16) = -1 EBADF (Bad file descriptor) [pid 4708] close(17) = -1 EBADF (Bad file descriptor) [pid 4708] close(18) = -1 EBADF (Bad file descriptor) [pid 4708] close(19) = -1 EBADF (Bad file descriptor) [pid 4708] close(20) = -1 EBADF (Bad file descriptor) [pid 4708] close(21) = -1 EBADF (Bad file descriptor) [pid 4708] close(22) = -1 EBADF (Bad file descriptor) [pid 4708] close(23) = -1 EBADF (Bad file descriptor) [pid 4708] close(24) = -1 EBADF (Bad file descriptor) [pid 4708] close(25) = -1 EBADF (Bad file descriptor) [pid 4708] close(26) = -1 EBADF (Bad file descriptor) [pid 4708] close(27) = -1 EBADF (Bad file descriptor) [pid 4708] close(28) = -1 EBADF (Bad file descriptor) [pid 4708] close(29) = -1 EBADF (Bad file descriptor) [pid 4708] exit_group(0 [pid 4725] <... futex resumed>) = ? [pid 4725] +++ exited with 0 +++ [pid 4709] <... ioctl resumed> ) = ? [pid 4708] <... exit_group resumed>) = ? [pid 4709] +++ exited with 0 +++ [pid 4708] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=146, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] umount2("./49", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./49/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./49/binderfs") = 0 [pid 3614] umount2("./49/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./49/cgroup") = 0 [pid 3614] umount2("./49/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./49/cgroup.net") = 0 [pid 3614] umount2("./49/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./49/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./49") = 0 [pid 3614] mkdir("./50", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4726 attached , child_tidptr=0x5555566ee5d0) = 149 [pid 4726] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4726] chdir("./50") = 0 [pid 4726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4726] setpgid(0, 0) = 0 [pid 4726] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4726] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4726] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4726] write(3, "1000", 4) = 4 [pid 4726] close(3) = 0 [pid 4726] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4726] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4726] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4726] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4726] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4727 attached [pid 4727] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4726] <... clone resumed>, parent_tid=[150], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 150 [pid 4727] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4726] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4726] <... futex resumed>) = 0 [pid 4727] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4726] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4727] <... openat resumed>) = 3 [pid 4727] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4727] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4727] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4727] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4711] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4711] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4711] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4711] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4728 attached [pid 4728] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4711] <... clone resumed>, parent_tid=[149], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 149 [pid 4728] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4711] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4711] <... futex resumed>) = 0 [pid 4728] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4711] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4728] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4728] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4711] <... futex resumed>) = 0 [pid 4728] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4711] close(3) = 0 [pid 4711] close(4) = -1 EBADF (Bad file descriptor) [pid 4711] close(5) = -1 EBADF (Bad file descriptor) [pid 4711] close(6) = -1 EBADF (Bad file descriptor) [pid 4711] close(7) = -1 EBADF (Bad file descriptor) [pid 4711] close(8) = -1 EBADF (Bad file descriptor) [pid 4711] close(9) = -1 EBADF (Bad file descriptor) [pid 4711] close(10) = -1 EBADF (Bad file descriptor) [pid 4711] close(11) = -1 EBADF (Bad file descriptor) [pid 4711] close(12) = -1 EBADF (Bad file descriptor) [pid 4711] close(13) = -1 EBADF (Bad file descriptor) [pid 4711] close(14) = -1 EBADF (Bad file descriptor) [pid 4711] close(15) = -1 EBADF (Bad file descriptor) [pid 4711] close(16) = -1 EBADF (Bad file descriptor) [pid 4711] close(17) = -1 EBADF (Bad file descriptor) [pid 4711] close(18) = -1 EBADF (Bad file descriptor) [pid 4711] close(19) = -1 EBADF (Bad file descriptor) [pid 4711] close(20) = -1 EBADF (Bad file descriptor) [pid 4711] close(21) = -1 EBADF (Bad file descriptor) [pid 4711] close(22) = -1 EBADF (Bad file descriptor) [pid 4711] close(23) = -1 EBADF (Bad file descriptor) [pid 4711] close(24) = -1 EBADF (Bad file descriptor) [pid 4711] close(25) = -1 EBADF (Bad file descriptor) [pid 4711] close(26) = -1 EBADF (Bad file descriptor) [pid 4711] close(27) = -1 EBADF (Bad file descriptor) [pid 4711] close(28) = -1 EBADF (Bad file descriptor) [pid 4711] close(29) = -1 EBADF (Bad file descriptor) [pid 4711] exit_group(0 [pid 4728] <... futex resumed>) = ? [pid 4712] <... ioctl resumed> ) = ? [pid 4711] <... exit_group resumed>) = ? [pid 4728] +++ exited with 0 +++ [pid 4712] +++ exited with 0 +++ [pid 4711] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=147, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./50/binderfs") = 0 [pid 3611] umount2("./50/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./50/cgroup") = 0 [pid 3611] umount2("./50/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./50/cgroup.net") = 0 [pid 3611] umount2("./50/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./50/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./50") = 0 [pid 3611] mkdir("./51", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4729 attached [pid 4729] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 150 [pid 4729] <... set_robust_list resumed>) = 0 [pid 4729] chdir("./51") = 0 [pid 4729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4729] setpgid(0, 0) = 0 [pid 4729] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4729] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4729] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4729] write(3, "1000", 4) = 4 [pid 4729] close(3) = 0 [pid 4729] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4729] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4729] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4729] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4729] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4730 attached [pid 4730] set_robust_list(0x7fa9c98459e0, 24 [pid 4729] <... clone resumed>, parent_tid=[151], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 151 [pid 4730] <... set_robust_list resumed>) = 0 [pid 4729] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4730] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4729] <... futex resumed>) = 0 [pid 4730] <... openat resumed>) = 3 [pid 4729] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4730] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4730] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4714] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4714] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4714] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4714] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4731 attached [pid 4731] set_robust_list(0x7fa9c98249e0, 24 [pid 4714] <... clone resumed>, parent_tid=[152], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 152 [pid 4731] <... set_robust_list resumed>) = 0 [pid 4714] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4731] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4714] <... futex resumed>) = 0 [pid 4731] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4731] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4731] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4714] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4714] close(3) = 0 [pid 4714] close(4) = -1 EBADF (Bad file descriptor) [pid 4714] close(5) = -1 EBADF (Bad file descriptor) [pid 4714] close(6) = -1 EBADF (Bad file descriptor) [pid 4714] close(7) = -1 EBADF (Bad file descriptor) [pid 4714] close(8) = -1 EBADF (Bad file descriptor) [pid 4714] close(9) = -1 EBADF (Bad file descriptor) [pid 4714] close(10) = -1 EBADF (Bad file descriptor) [pid 4714] close(11) = -1 EBADF (Bad file descriptor) [pid 4714] close(12) = -1 EBADF (Bad file descriptor) [pid 4714] close(13) = -1 EBADF (Bad file descriptor) [pid 4714] close(14) = -1 EBADF (Bad file descriptor) [pid 4714] close(15) = -1 EBADF (Bad file descriptor) [pid 4714] close(16) = -1 EBADF (Bad file descriptor) [pid 4714] close(17) = -1 EBADF (Bad file descriptor) [pid 4714] close(18) = -1 EBADF (Bad file descriptor) [pid 4714] close(19) = -1 EBADF (Bad file descriptor) [pid 4714] close(20) = -1 EBADF (Bad file descriptor) [pid 4714] close(21) = -1 EBADF (Bad file descriptor) [pid 4714] close(22) = -1 EBADF (Bad file descriptor) [pid 4714] close(23) = -1 EBADF (Bad file descriptor) [pid 4714] close(24) = -1 EBADF (Bad file descriptor) [pid 4714] close(25) = -1 EBADF (Bad file descriptor) [pid 4714] close(26) = -1 EBADF (Bad file descriptor) [pid 4714] close(27) = -1 EBADF (Bad file descriptor) [pid 4714] close(28) = -1 EBADF (Bad file descriptor) [pid 4714] close(29) = -1 EBADF (Bad file descriptor) [pid 4714] exit_group(0 [pid 4731] <... futex resumed>) = ? [pid 4715] <... ioctl resumed> ) = ? [pid 4714] <... exit_group resumed>) = ? [pid 4715] +++ exited with 0 +++ [pid 4731] +++ exited with 0 +++ [pid 4714] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=150, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3613] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./52/binderfs") = 0 [pid 3613] umount2("./52/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./52/cgroup") = 0 [pid 3613] umount2("./52/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./52/cgroup.net") = 0 [pid 3613] umount2("./52/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./52/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./52") = 0 [pid 3613] mkdir("./53", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4732 attached , child_tidptr=0x5555566ee5d0) = 153 [pid 4732] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4732] chdir("./53") = 0 [pid 4732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4732] setpgid(0, 0) = 0 [pid 4732] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4732] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4732] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4732] write(3, "1000", 4) = 4 [pid 4732] close(3) = 0 [pid 4732] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4732] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4732] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4732] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4732] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4733 attached [pid 4733] set_robust_list(0x7fa9c98459e0, 24 [pid 4732] <... clone resumed>, parent_tid=[154], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 154 [pid 4733] <... set_robust_list resumed>) = 0 [pid 4732] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4733] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4732] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4733] <... openat resumed>) = 3 [pid 4733] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4733] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4733] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4733] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4717] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4717] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4717] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4734 attached [pid 4734] set_robust_list(0x7fa9c98249e0, 24 [pid 4717] <... clone resumed>, parent_tid=[152], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 152 [pid 4734] <... set_robust_list resumed>) = 0 [pid 4717] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4734] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4717] <... futex resumed>) = 0 [pid 4734] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4717] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4734] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4734] <... futex resumed>) = 0 [pid 4734] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4717] close(3) = 0 [pid 4717] close(4) = -1 EBADF (Bad file descriptor) [pid 4717] close(5) = -1 EBADF (Bad file descriptor) [pid 4717] close(6) = -1 EBADF (Bad file descriptor) [pid 4717] close(7) = -1 EBADF (Bad file descriptor) [pid 4717] close(8) = -1 EBADF (Bad file descriptor) [pid 4717] close(9) = -1 EBADF (Bad file descriptor) [pid 4717] close(10) = -1 EBADF (Bad file descriptor) [pid 4717] close(11) = -1 EBADF (Bad file descriptor) [pid 4717] close(12) = -1 EBADF (Bad file descriptor) [pid 4717] close(13) = -1 EBADF (Bad file descriptor) [pid 4717] close(14) = -1 EBADF (Bad file descriptor) [pid 4717] close(15) = -1 EBADF (Bad file descriptor) [pid 4717] close(16) = -1 EBADF (Bad file descriptor) [pid 4717] close(17) = -1 EBADF (Bad file descriptor) [pid 4717] close(18) = -1 EBADF (Bad file descriptor) [pid 4717] close(19) = -1 EBADF (Bad file descriptor) [pid 4717] close(20) = -1 EBADF (Bad file descriptor) [pid 4717] close(21) = -1 EBADF (Bad file descriptor) [pid 4717] close(22) = -1 EBADF (Bad file descriptor) [pid 4717] close(23) = -1 EBADF (Bad file descriptor) [pid 4717] close(24) = -1 EBADF (Bad file descriptor) [pid 4717] close(25) = -1 EBADF (Bad file descriptor) [pid 4717] close(26) = -1 EBADF (Bad file descriptor) [pid 4717] close(27) = -1 EBADF (Bad file descriptor) [pid 4717] close(28) = -1 EBADF (Bad file descriptor) [pid 4717] close(29) = -1 EBADF (Bad file descriptor) [pid 4717] exit_group(0 [pid 4734] <... futex resumed>) = ? [pid 4718] <... ioctl resumed> ) = ? [pid 4717] <... exit_group resumed>) = ? [pid 4734] +++ exited with 0 +++ [pid 4718] +++ exited with 0 +++ [pid 4717] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=150, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./51/binderfs") = 0 [pid 3615] umount2("./51/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./51/cgroup") = 0 [pid 3615] umount2("./51/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./51/cgroup.net") = 0 [pid 3615] umount2("./51/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./51/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./51") = 0 [pid 3615] mkdir("./52", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4735 attached [pid 4735] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 153 [pid 4735] <... set_robust_list resumed>) = 0 [pid 4735] chdir("./52") = 0 [pid 4735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4735] setpgid(0, 0) = 0 [pid 4735] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4735] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4735] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4735] write(3, "1000", 4) = 4 [pid 4735] close(3) = 0 [pid 4735] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4735] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4735] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4735] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4735] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4736 attached [pid 4736] set_robust_list(0x7fa9c98459e0, 24 [pid 4735] <... clone resumed>, parent_tid=[154], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 154 [pid 4736] <... set_robust_list resumed>) = 0 [pid 4735] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4736] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4735] <... futex resumed>) = 0 [pid 4736] <... openat resumed>) = 3 [pid 4735] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4736] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4736] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4736] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4736] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4720] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4720] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4720] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4737 attached [pid 4737] set_robust_list(0x7fa9c98249e0, 24 [pid 4720] <... clone resumed>, parent_tid=[151], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 151 [pid 4737] <... set_robust_list resumed>) = 0 [pid 4720] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4737] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4720] <... futex resumed>) = 0 [pid 4737] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4720] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4737] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4737] <... futex resumed>) = 0 [pid 4737] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4720] close(3) = 0 [pid 4720] close(4) = -1 EBADF (Bad file descriptor) [pid 4720] close(5) = -1 EBADF (Bad file descriptor) [pid 4720] close(6) = -1 EBADF (Bad file descriptor) [pid 4720] close(7) = -1 EBADF (Bad file descriptor) [pid 4720] close(8) = -1 EBADF (Bad file descriptor) [pid 4720] close(9) = -1 EBADF (Bad file descriptor) [pid 4720] close(10) = -1 EBADF (Bad file descriptor) [pid 4720] close(11) = -1 EBADF (Bad file descriptor) [pid 4720] close(12) = -1 EBADF (Bad file descriptor) [pid 4720] close(13) = -1 EBADF (Bad file descriptor) [pid 4720] close(14) = -1 EBADF (Bad file descriptor) [pid 4720] close(15) = -1 EBADF (Bad file descriptor) [pid 4720] close(16) = -1 EBADF (Bad file descriptor) [pid 4720] close(17) = -1 EBADF (Bad file descriptor) [pid 4720] close(18) = -1 EBADF (Bad file descriptor) [pid 4720] close(19) = -1 EBADF (Bad file descriptor) [pid 4720] close(20) = -1 EBADF (Bad file descriptor) [pid 4720] close(21) = -1 EBADF (Bad file descriptor) [pid 4720] close(22) = -1 EBADF (Bad file descriptor) [pid 4720] close(23) = -1 EBADF (Bad file descriptor) [pid 4720] close(24) = -1 EBADF (Bad file descriptor) [pid 4720] close(25) = -1 EBADF (Bad file descriptor) [pid 4720] close(26) = -1 EBADF (Bad file descriptor) [pid 4720] close(27) = -1 EBADF (Bad file descriptor) [pid 4720] close(28) = -1 EBADF (Bad file descriptor) [pid 4720] close(29) = -1 EBADF (Bad file descriptor) [pid 4720] exit_group(0 [pid 4737] <... futex resumed>) = ? [pid 4721] <... ioctl resumed> ) = ? [pid 4720] <... exit_group resumed>) = ? [pid 4737] +++ exited with 0 +++ [pid 4721] +++ exited with 0 +++ [pid 4720] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=149, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./51/binderfs") = 0 [pid 3612] umount2("./51/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./51/cgroup") = 0 [pid 3612] umount2("./51/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./51/cgroup.net") = 0 [pid 3612] umount2("./51/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./51/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./51") = 0 [pid 3612] mkdir("./52", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4738 attached [pid 4738] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 152 [pid 4738] <... set_robust_list resumed>) = 0 [pid 4738] chdir("./52") = 0 [pid 4738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4738] setpgid(0, 0) = 0 [pid 4738] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4738] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4738] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4738] write(3, "1000", 4) = 4 [pid 4738] close(3) = 0 [pid 4738] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4738] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4738] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4738] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4738] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4739 attached [pid 4739] set_robust_list(0x7fa9c98459e0, 24 [pid 4738] <... clone resumed>, parent_tid=[153], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 153 [pid 4739] <... set_robust_list resumed>) = 0 [pid 4738] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4739] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4738] <... futex resumed>) = 0 [pid 4739] <... openat resumed>) = 3 [pid 4738] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4739] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4739] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4739] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4739] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4723] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4723] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4723] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4723] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4740 attached [pid 4740] set_robust_list(0x7fa9c98249e0, 24 [pid 4723] <... clone resumed>, parent_tid=[151], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 151 [pid 4723] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4740] <... set_robust_list resumed>) = 0 [pid 4723] <... futex resumed>) = 0 [pid 4723] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4740] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4740] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4723] <... futex resumed>) = 0 [pid 4740] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4723] close(3) = 0 [pid 4723] close(4) = -1 EBADF (Bad file descriptor) [pid 4723] close(5) = -1 EBADF (Bad file descriptor) [pid 4723] close(6) = -1 EBADF (Bad file descriptor) [pid 4723] close(7) = -1 EBADF (Bad file descriptor) [pid 4723] close(8) = -1 EBADF (Bad file descriptor) [pid 4723] close(9) = -1 EBADF (Bad file descriptor) [pid 4723] close(10) = -1 EBADF (Bad file descriptor) [pid 4723] close(11) = -1 EBADF (Bad file descriptor) [pid 4723] close(12) = -1 EBADF (Bad file descriptor) [pid 4723] close(13) = -1 EBADF (Bad file descriptor) [pid 4723] close(14) = -1 EBADF (Bad file descriptor) [pid 4723] close(15) = -1 EBADF (Bad file descriptor) [pid 4723] close(16) = -1 EBADF (Bad file descriptor) [pid 4723] close(17) = -1 EBADF (Bad file descriptor) [pid 4723] close(18) = -1 EBADF (Bad file descriptor) [pid 4723] close(19) = -1 EBADF (Bad file descriptor) [pid 4723] close(20) = -1 EBADF (Bad file descriptor) [pid 4723] close(21) = -1 EBADF (Bad file descriptor) [pid 4723] close(22) = -1 EBADF (Bad file descriptor) [pid 4723] close(23) = -1 EBADF (Bad file descriptor) [pid 4723] close(24) = -1 EBADF (Bad file descriptor) [pid 4723] close(25) = -1 EBADF (Bad file descriptor) [pid 4723] close(26) = -1 EBADF (Bad file descriptor) [pid 4723] close(27) = -1 EBADF (Bad file descriptor) [pid 4723] close(28) = -1 EBADF (Bad file descriptor) [pid 4723] close(29) = -1 EBADF (Bad file descriptor) [pid 4723] exit_group(0 [pid 4740] <... futex resumed>) = ? [pid 4724] <... ioctl resumed> ) = ? [pid 4723] <... exit_group resumed>) = ? [pid 4740] +++ exited with 0 +++ [pid 4724] +++ exited with 0 +++ [pid 4723] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=149, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./50/binderfs") = 0 [pid 3610] umount2("./50/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./50/cgroup") = 0 [pid 3610] umount2("./50/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./50/cgroup.net") = 0 [pid 3610] umount2("./50/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./50/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./50") = 0 [pid 3610] mkdir("./51", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4741 attached [pid 4741] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 152 [pid 4741] <... set_robust_list resumed>) = 0 [pid 4741] chdir("./51") = 0 [pid 4741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4741] setpgid(0, 0) = 0 [pid 4741] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4741] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4741] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4741] write(3, "1000", 4) = 4 [pid 4741] close(3) = 0 [pid 4741] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4741] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4741] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4741] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4741] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4742 attached [pid 4742] set_robust_list(0x7fa9c98459e0, 24 [pid 4741] <... clone resumed>, parent_tid=[153], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 153 [pid 4742] <... set_robust_list resumed>) = 0 [pid 4741] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4742] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4741] <... futex resumed>) = 0 [pid 4742] <... openat resumed>) = 3 [pid 4742] ioctl(3, USB_RAW_IOCTL_INIT [pid 4741] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4742] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4742] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4742] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4742] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4726] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4726] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4726] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4743 attached [pid 4743] set_robust_list(0x7fa9c98249e0, 24 [pid 4726] <... clone resumed>, parent_tid=[151], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 151 [pid 4726] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4743] <... set_robust_list resumed>) = 0 [pid 4726] <... futex resumed>) = 0 [pid 4743] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4726] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4743] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4743] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4726] <... futex resumed>) = 0 [pid 4743] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4726] close(3) = 0 [pid 4726] close(4) = -1 EBADF (Bad file descriptor) [pid 4726] close(5) = -1 EBADF (Bad file descriptor) [pid 4726] close(6) = -1 EBADF (Bad file descriptor) [pid 4726] close(7) = -1 EBADF (Bad file descriptor) [pid 4726] close(8) = -1 EBADF (Bad file descriptor) [pid 4726] close(9) = -1 EBADF (Bad file descriptor) [pid 4726] close(10) = -1 EBADF (Bad file descriptor) [pid 4726] close(11) = -1 EBADF (Bad file descriptor) [pid 4726] close(12) = -1 EBADF (Bad file descriptor) [pid 4726] close(13) = -1 EBADF (Bad file descriptor) [pid 4726] close(14) = -1 EBADF (Bad file descriptor) [pid 4726] close(15) = -1 EBADF (Bad file descriptor) [pid 4726] close(16) = -1 EBADF (Bad file descriptor) [pid 4726] close(17) = -1 EBADF (Bad file descriptor) [pid 4726] close(18) = -1 EBADF (Bad file descriptor) [pid 4726] close(19) = -1 EBADF (Bad file descriptor) [pid 4726] close(20) = -1 EBADF (Bad file descriptor) [pid 4726] close(21) = -1 EBADF (Bad file descriptor) [pid 4726] close(22) = -1 EBADF (Bad file descriptor) [pid 4726] close(23) = -1 EBADF (Bad file descriptor) [pid 4726] close(24) = -1 EBADF (Bad file descriptor) [pid 4726] close(25) = -1 EBADF (Bad file descriptor) [pid 4726] close(26) = -1 EBADF (Bad file descriptor) [pid 4726] close(27) = -1 EBADF (Bad file descriptor) [pid 4726] close(28) = -1 EBADF (Bad file descriptor) [pid 4726] close(29) = -1 EBADF (Bad file descriptor) [pid 4726] exit_group(0) = ? [pid 4743] <... futex resumed>) = ? [pid 4727] <... ioctl resumed> ) = ? [pid 4743] +++ exited with 0 +++ [pid 4727] +++ exited with 0 +++ [pid 4726] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=149, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./50", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./50/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./50/binderfs") = 0 [pid 3614] umount2("./50/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./50/cgroup") = 0 [pid 3614] umount2("./50/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./50/cgroup.net") = 0 [pid 3614] umount2("./50/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./50/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./50") = 0 [pid 3614] mkdir("./51", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 152 ./strace-static-x86_64: Process 4744 attached [pid 4744] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4744] chdir("./51") = 0 [pid 4744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4744] setpgid(0, 0) = 0 [pid 4744] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4744] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4744] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4744] write(3, "1000", 4) = 4 [pid 4744] close(3) = 0 [pid 4744] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4744] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4744] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4744] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4744] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4745 attached [pid 4745] set_robust_list(0x7fa9c98459e0, 24 [pid 4744] <... clone resumed>, parent_tid=[153], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 153 [pid 4745] <... set_robust_list resumed>) = 0 [pid 4744] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4745] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4744] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4745] <... openat resumed>) = 3 [pid 4745] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4745] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4745] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4745] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4729] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4729] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4729] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4729] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4746 attached , parent_tid=[152], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 152 [pid 4746] set_robust_list(0x7fa9c98249e0, 24 [pid 4729] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4746] <... set_robust_list resumed>) = 0 [pid 4729] <... futex resumed>) = 0 [pid 4746] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4729] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4746] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4746] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4729] <... futex resumed>) = 0 [pid 4746] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4729] close(3) = 0 [pid 4729] close(4) = -1 EBADF (Bad file descriptor) [pid 4729] close(5) = -1 EBADF (Bad file descriptor) [pid 4729] close(6) = -1 EBADF (Bad file descriptor) [pid 4729] close(7) = -1 EBADF (Bad file descriptor) [pid 4729] close(8) = -1 EBADF (Bad file descriptor) [pid 4729] close(9) = -1 EBADF (Bad file descriptor) [pid 4729] close(10) = -1 EBADF (Bad file descriptor) [pid 4729] close(11) = -1 EBADF (Bad file descriptor) [pid 4729] close(12) = -1 EBADF (Bad file descriptor) [pid 4729] close(13) = -1 EBADF (Bad file descriptor) [pid 4729] close(14) = -1 EBADF (Bad file descriptor) [pid 4729] close(15) = -1 EBADF (Bad file descriptor) [pid 4729] close(16) = -1 EBADF (Bad file descriptor) [pid 4729] close(17) = -1 EBADF (Bad file descriptor) [pid 4729] close(18) = -1 EBADF (Bad file descriptor) [pid 4729] close(19) = -1 EBADF (Bad file descriptor) [pid 4729] close(20) = -1 EBADF (Bad file descriptor) [pid 4729] close(21) = -1 EBADF (Bad file descriptor) [pid 4729] close(22) = -1 EBADF (Bad file descriptor) [pid 4729] close(23) = -1 EBADF (Bad file descriptor) [pid 4729] close(24) = -1 EBADF (Bad file descriptor) [pid 4729] close(25) = -1 EBADF (Bad file descriptor) [pid 4729] close(26) = -1 EBADF (Bad file descriptor) [pid 4729] close(27) = -1 EBADF (Bad file descriptor) [pid 4729] close(28) = -1 EBADF (Bad file descriptor) [pid 4729] close(29) = -1 EBADF (Bad file descriptor) [pid 4729] exit_group(0) = ? [pid 4746] <... futex resumed>) = ? [pid 4730] <... ioctl resumed> ) = ? [pid 4746] +++ exited with 0 +++ [pid 4730] +++ exited with 0 +++ [pid 4729] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=150, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./51/binderfs") = 0 [pid 3611] umount2("./51/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./51/cgroup") = 0 [pid 3611] umount2("./51/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./51/cgroup.net") = 0 [pid 3611] umount2("./51/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./51/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./51") = 0 [pid 3611] mkdir("./52", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4747 attached [pid 4747] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 153 [pid 4747] <... set_robust_list resumed>) = 0 [pid 4747] chdir("./52") = 0 [pid 4747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4747] setpgid(0, 0) = 0 [pid 4747] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4747] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4747] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4747] write(3, "1000", 4) = 4 [pid 4747] close(3) = 0 [pid 4747] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4747] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4747] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4747] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4747] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4748 attached [pid 4748] set_robust_list(0x7fa9c98459e0, 24 [pid 4747] <... clone resumed>, parent_tid=[154], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 154 [pid 4748] <... set_robust_list resumed>) = 0 [pid 4747] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4748] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4747] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4748] <... openat resumed>) = 3 [pid 4748] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4748] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4748] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4748] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4732] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4732] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4732] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4732] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4749 attached [pid 4749] set_robust_list(0x7fa9c98249e0, 24 [pid 4732] <... clone resumed>, parent_tid=[155], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 155 [pid 4749] <... set_robust_list resumed>) = 0 [pid 4732] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4749] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4732] <... futex resumed>) = 0 [pid 4749] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4732] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4749] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4749] <... futex resumed>) = 0 [pid 4749] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4732] close(3) = 0 [pid 4732] close(4) = -1 EBADF (Bad file descriptor) [pid 4732] close(5) = -1 EBADF (Bad file descriptor) [pid 4732] close(6) = -1 EBADF (Bad file descriptor) [pid 4732] close(7) = -1 EBADF (Bad file descriptor) [pid 4732] close(8) = -1 EBADF (Bad file descriptor) [pid 4732] close(9) = -1 EBADF (Bad file descriptor) [pid 4732] close(10) = -1 EBADF (Bad file descriptor) [pid 4732] close(11) = -1 EBADF (Bad file descriptor) [pid 4732] close(12) = -1 EBADF (Bad file descriptor) [pid 4732] close(13) = -1 EBADF (Bad file descriptor) [pid 4732] close(14) = -1 EBADF (Bad file descriptor) [pid 4732] close(15) = -1 EBADF (Bad file descriptor) [pid 4732] close(16) = -1 EBADF (Bad file descriptor) [pid 4732] close(17) = -1 EBADF (Bad file descriptor) [pid 4732] close(18) = -1 EBADF (Bad file descriptor) [pid 4732] close(19) = -1 EBADF (Bad file descriptor) [pid 4732] close(20) = -1 EBADF (Bad file descriptor) [pid 4732] close(21) = -1 EBADF (Bad file descriptor) [pid 4732] close(22) = -1 EBADF (Bad file descriptor) [pid 4732] close(23) = -1 EBADF (Bad file descriptor) [pid 4732] close(24) = -1 EBADF (Bad file descriptor) [pid 4732] close(25) = -1 EBADF (Bad file descriptor) [pid 4732] close(26) = -1 EBADF (Bad file descriptor) [pid 4732] close(27) = -1 EBADF (Bad file descriptor) [pid 4732] close(28) = -1 EBADF (Bad file descriptor) [pid 4732] close(29) = -1 EBADF (Bad file descriptor) [pid 4732] exit_group(0 [pid 4749] <... futex resumed>) = ? [pid 4733] <... ioctl resumed> ) = ? [pid 4732] <... exit_group resumed>) = ? [pid 4733] +++ exited with 0 +++ [pid 4749] +++ exited with 0 +++ [pid 4732] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=153, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./53/binderfs") = 0 [pid 3613] umount2("./53/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./53/cgroup") = 0 [pid 3613] umount2("./53/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./53/cgroup.net") = 0 [pid 3613] umount2("./53/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./53/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./53") = 0 [pid 3613] mkdir("./54", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 156 ./strace-static-x86_64: Process 4750 attached [pid 4750] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4750] chdir("./54") = 0 [pid 4750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4750] setpgid(0, 0) = 0 [pid 4750] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4750] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4750] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4750] write(3, "1000", 4) = 4 [pid 4750] close(3) = 0 [pid 4750] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4750] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4750] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4750] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4750] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4751 attached [pid 4751] set_robust_list(0x7fa9c98459e0, 24 [pid 4750] <... clone resumed>, parent_tid=[157], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 157 [pid 4751] <... set_robust_list resumed>) = 0 [pid 4750] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4750] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4751] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4751] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4751] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4751] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4751] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4735] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4735] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4735] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4735] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[155], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 155 [pid 4735] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4735] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4752 attached [pid 4752] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4752] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4752] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4735] <... futex resumed>) = 0 [pid 4752] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4735] close(3) = 0 [pid 4735] close(4) = -1 EBADF (Bad file descriptor) [pid 4735] close(5) = -1 EBADF (Bad file descriptor) [pid 4735] close(6) = -1 EBADF (Bad file descriptor) [pid 4735] close(7) = -1 EBADF (Bad file descriptor) [pid 4735] close(8) = -1 EBADF (Bad file descriptor) [pid 4735] close(9) = -1 EBADF (Bad file descriptor) [pid 4735] close(10) = -1 EBADF (Bad file descriptor) [pid 4735] close(11) = -1 EBADF (Bad file descriptor) [pid 4735] close(12) = -1 EBADF (Bad file descriptor) [pid 4735] close(13) = -1 EBADF (Bad file descriptor) [pid 4735] close(14) = -1 EBADF (Bad file descriptor) [pid 4735] close(15) = -1 EBADF (Bad file descriptor) [pid 4735] close(16) = -1 EBADF (Bad file descriptor) [pid 4735] close(17) = -1 EBADF (Bad file descriptor) [pid 4735] close(18) = -1 EBADF (Bad file descriptor) [pid 4735] close(19) = -1 EBADF (Bad file descriptor) [pid 4735] close(20) = -1 EBADF (Bad file descriptor) [pid 4735] close(21) = -1 EBADF (Bad file descriptor) [pid 4735] close(22) = -1 EBADF (Bad file descriptor) [pid 4735] close(23) = -1 EBADF (Bad file descriptor) [pid 4735] close(24) = -1 EBADF (Bad file descriptor) [pid 4735] close(25) = -1 EBADF (Bad file descriptor) [pid 4735] close(26) = -1 EBADF (Bad file descriptor) [pid 4735] close(27) = -1 EBADF (Bad file descriptor) [pid 4735] close(28) = -1 EBADF (Bad file descriptor) [pid 4735] close(29) = -1 EBADF (Bad file descriptor) [pid 4735] exit_group(0 [pid 4752] <... futex resumed>) = ? [pid 4736] <... ioctl resumed> ) = ? [pid 4735] <... exit_group resumed>) = ? [pid 4752] +++ exited with 0 +++ [pid 4736] +++ exited with 0 +++ [pid 4735] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=153, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./52/binderfs") = 0 [pid 3615] umount2("./52/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./52/cgroup") = 0 [pid 3615] umount2("./52/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./52/cgroup.net") = 0 [pid 3615] umount2("./52/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./52/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./52") = 0 [pid 3615] mkdir("./53", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4753 attached [pid 4753] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 156 [pid 4753] <... set_robust_list resumed>) = 0 [pid 4753] chdir("./53") = 0 [pid 4753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4753] setpgid(0, 0) = 0 [pid 4753] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4753] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4753] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4753] write(3, "1000", 4) = 4 [pid 4753] close(3) = 0 [pid 4753] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4753] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4753] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4753] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4753] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4754 attached , parent_tid=[157], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 157 [pid 4754] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4753] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4754] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4753] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4754] <... openat resumed>) = 3 [pid 4754] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4754] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4754] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4754] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4738] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4738] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4738] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4738] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4755 attached [pid 4755] set_robust_list(0x7fa9c98249e0, 24 [pid 4738] <... clone resumed>, parent_tid=[154], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 154 [pid 4755] <... set_robust_list resumed>) = 0 [pid 4738] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4755] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4738] <... futex resumed>) = 0 [pid 4755] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4738] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4755] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4755] <... futex resumed>) = 0 [pid 4755] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4738] close(3) = 0 [pid 4738] close(4) = -1 EBADF (Bad file descriptor) [pid 4738] close(5) = -1 EBADF (Bad file descriptor) [pid 4738] close(6) = -1 EBADF (Bad file descriptor) [pid 4738] close(7) = -1 EBADF (Bad file descriptor) [pid 4738] close(8) = -1 EBADF (Bad file descriptor) [pid 4738] close(9) = -1 EBADF (Bad file descriptor) [pid 4738] close(10) = -1 EBADF (Bad file descriptor) [pid 4738] close(11) = -1 EBADF (Bad file descriptor) [pid 4738] close(12) = -1 EBADF (Bad file descriptor) [pid 4738] close(13) = -1 EBADF (Bad file descriptor) [pid 4738] close(14) = -1 EBADF (Bad file descriptor) [pid 4738] close(15) = -1 EBADF (Bad file descriptor) [pid 4738] close(16) = -1 EBADF (Bad file descriptor) [pid 4738] close(17) = -1 EBADF (Bad file descriptor) [pid 4738] close(18) = -1 EBADF (Bad file descriptor) [pid 4738] close(19) = -1 EBADF (Bad file descriptor) [pid 4738] close(20) = -1 EBADF (Bad file descriptor) [pid 4738] close(21) = -1 EBADF (Bad file descriptor) [pid 4738] close(22) = -1 EBADF (Bad file descriptor) [pid 4738] close(23) = -1 EBADF (Bad file descriptor) [pid 4738] close(24) = -1 EBADF (Bad file descriptor) [pid 4738] close(25) = -1 EBADF (Bad file descriptor) [pid 4738] close(26) = -1 EBADF (Bad file descriptor) [pid 4738] close(27) = -1 EBADF (Bad file descriptor) [pid 4738] close(28) = -1 EBADF (Bad file descriptor) [pid 4738] close(29) = -1 EBADF (Bad file descriptor) [pid 4738] exit_group(0) = ? [pid 4739] <... ioctl resumed> ) = ? [pid 4739] +++ exited with 0 +++ [pid 4755] <... futex resumed>) = ? [pid 4755] +++ exited with 0 +++ [pid 4738] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=152, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./52/binderfs") = 0 [pid 3612] umount2("./52/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./52/cgroup") = 0 [pid 3612] umount2("./52/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./52/cgroup.net") = 0 [pid 3612] umount2("./52/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./52/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./52") = 0 [pid 3612] mkdir("./53", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4756 attached , child_tidptr=0x5555566ee5d0) = 155 [pid 4756] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4756] chdir("./53") = 0 [pid 4756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4756] setpgid(0, 0) = 0 [pid 4756] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4756] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4756] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4756] write(3, "1000", 4) = 4 [pid 4756] close(3) = 0 [pid 4756] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4756] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4756] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4756] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4756] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4757 attached [pid 4757] set_robust_list(0x7fa9c98459e0, 24 [pid 4756] <... clone resumed>, parent_tid=[156], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 156 [pid 4757] <... set_robust_list resumed>) = 0 [pid 4756] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4757] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4756] <... futex resumed>) = 0 [pid 4757] <... openat resumed>) = 3 [pid 4756] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4757] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4757] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4757] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4757] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4741] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4741] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4741] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4741] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4758 attached [pid 4758] set_robust_list(0x7fa9c98249e0, 24 [pid 4741] <... clone resumed>, parent_tid=[154], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 154 [pid 4758] <... set_robust_list resumed>) = 0 [pid 4741] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4758] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4741] <... futex resumed>) = 0 [pid 4758] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4741] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4758] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4758] <... futex resumed>) = 0 [pid 4758] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4741] close(3) = 0 [pid 4741] close(4) = -1 EBADF (Bad file descriptor) [pid 4741] close(5) = -1 EBADF (Bad file descriptor) [pid 4741] close(6) = -1 EBADF (Bad file descriptor) [pid 4741] close(7) = -1 EBADF (Bad file descriptor) [pid 4741] close(8) = -1 EBADF (Bad file descriptor) [pid 4741] close(9) = -1 EBADF (Bad file descriptor) [pid 4741] close(10) = -1 EBADF (Bad file descriptor) [pid 4741] close(11) = -1 EBADF (Bad file descriptor) [pid 4741] close(12) = -1 EBADF (Bad file descriptor) [pid 4741] close(13) = -1 EBADF (Bad file descriptor) [pid 4741] close(14) = -1 EBADF (Bad file descriptor) [pid 4741] close(15) = -1 EBADF (Bad file descriptor) [pid 4741] close(16) = -1 EBADF (Bad file descriptor) [pid 4741] close(17) = -1 EBADF (Bad file descriptor) [pid 4741] close(18) = -1 EBADF (Bad file descriptor) [pid 4741] close(19) = -1 EBADF (Bad file descriptor) [pid 4741] close(20) = -1 EBADF (Bad file descriptor) [pid 4741] close(21) = -1 EBADF (Bad file descriptor) [pid 4741] close(22) = -1 EBADF (Bad file descriptor) [pid 4741] close(23) = -1 EBADF (Bad file descriptor) [pid 4741] close(24) = -1 EBADF (Bad file descriptor) [pid 4741] close(25) = -1 EBADF (Bad file descriptor) [pid 4741] close(26) = -1 EBADF (Bad file descriptor) [pid 4741] close(27) = -1 EBADF (Bad file descriptor) [pid 4741] close(28) = -1 EBADF (Bad file descriptor) [pid 4741] close(29) = -1 EBADF (Bad file descriptor) [pid 4741] exit_group(0 [pid 4758] <... futex resumed>) = ? [pid 4758] +++ exited with 0 +++ [pid 4742] <... ioctl resumed> ) = ? [pid 4741] <... exit_group resumed>) = ? [pid 4742] +++ exited with 0 +++ [pid 4741] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=152, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./51/binderfs") = 0 [pid 3610] umount2("./51/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./51/cgroup") = 0 [pid 3610] umount2("./51/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./51/cgroup.net") = 0 [pid 3610] umount2("./51/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./51/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./51") = 0 [pid 3610] mkdir("./52", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4759 attached , child_tidptr=0x5555566ee5d0) = 155 [pid 4759] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4759] chdir("./52") = 0 [pid 4759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4759] setpgid(0, 0) = 0 [pid 4759] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4759] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4759] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4759] write(3, "1000", 4) = 4 [pid 4759] close(3) = 0 [pid 4759] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4759] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4759] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4759] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4760 attached [pid 4760] set_robust_list(0x7fa9c98459e0, 24 [pid 4759] <... clone resumed>, parent_tid=[156], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 156 [pid 4760] <... set_robust_list resumed>) = 0 [pid 4759] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4760] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4759] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4760] <... openat resumed>) = 3 [pid 4760] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4760] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4760] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4760] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4744] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4744] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4744] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4744] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4761 attached [pid 4761] set_robust_list(0x7fa9c98249e0, 24 [pid 4744] <... clone resumed>, parent_tid=[154], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 154 [pid 4761] <... set_robust_list resumed>) = 0 [pid 4744] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4761] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4744] <... futex resumed>) = 0 [pid 4761] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4744] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4761] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4761] <... futex resumed>) = 0 [pid 4761] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4744] close(3) = 0 [pid 4744] close(4) = -1 EBADF (Bad file descriptor) [pid 4744] close(5) = -1 EBADF (Bad file descriptor) [pid 4744] close(6) = -1 EBADF (Bad file descriptor) [pid 4744] close(7) = -1 EBADF (Bad file descriptor) [pid 4744] close(8) = -1 EBADF (Bad file descriptor) [pid 4744] close(9) = -1 EBADF (Bad file descriptor) [pid 4744] close(10) = -1 EBADF (Bad file descriptor) [pid 4744] close(11) = -1 EBADF (Bad file descriptor) [pid 4744] close(12) = -1 EBADF (Bad file descriptor) [pid 4744] close(13) = -1 EBADF (Bad file descriptor) [pid 4744] close(14) = -1 EBADF (Bad file descriptor) [pid 4744] close(15) = -1 EBADF (Bad file descriptor) [pid 4744] close(16) = -1 EBADF (Bad file descriptor) [pid 4744] close(17) = -1 EBADF (Bad file descriptor) [pid 4744] close(18) = -1 EBADF (Bad file descriptor) [pid 4744] close(19) = -1 EBADF (Bad file descriptor) [pid 4744] close(20) = -1 EBADF (Bad file descriptor) [pid 4744] close(21) = -1 EBADF (Bad file descriptor) [pid 4744] close(22) = -1 EBADF (Bad file descriptor) [pid 4744] close(23) = -1 EBADF (Bad file descriptor) [pid 4744] close(24) = -1 EBADF (Bad file descriptor) [pid 4744] close(25) = -1 EBADF (Bad file descriptor) [pid 4744] close(26) = -1 EBADF (Bad file descriptor) [pid 4744] close(27) = -1 EBADF (Bad file descriptor) [pid 4744] close(28) = -1 EBADF (Bad file descriptor) [pid 4744] close(29) = -1 EBADF (Bad file descriptor) [pid 4744] exit_group(0 [pid 4761] <... futex resumed>) = ? [pid 4744] <... exit_group resumed>) = ? [pid 4761] +++ exited with 0 +++ [pid 4745] <... ioctl resumed> ) = ? [pid 4745] +++ exited with 0 +++ [pid 4744] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=152, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3614] umount2("./51", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./51/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./51/binderfs") = 0 [pid 3614] umount2("./51/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./51/cgroup") = 0 [pid 3614] umount2("./51/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./51/cgroup.net") = 0 [pid 3614] umount2("./51/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./51/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./51") = 0 [pid 3614] mkdir("./52", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4762 attached [pid 4762] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 155 [pid 4762] <... set_robust_list resumed>) = 0 [pid 4762] chdir("./52") = 0 [pid 4762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4762] setpgid(0, 0) = 0 [pid 4762] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4762] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4762] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4762] write(3, "1000", 4) = 4 [pid 4762] close(3) = 0 [pid 4762] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4762] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4762] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4762] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4762] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4763 attached [pid 4763] set_robust_list(0x7fa9c98459e0, 24 [pid 4762] <... clone resumed>, parent_tid=[156], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 156 [pid 4763] <... set_robust_list resumed>) = 0 [pid 4763] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 4762] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4763] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4762] <... futex resumed>) = 0 [pid 4763] <... openat resumed>) = 3 [pid 4762] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4763] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4763] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4763] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4763] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4747] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4747] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4747] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4764 attached [pid 4764] set_robust_list(0x7fa9c98249e0, 24 [pid 4747] <... clone resumed>, parent_tid=[155], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 155 [pid 4764] <... set_robust_list resumed>) = 0 [pid 4747] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4764] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4764] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4764] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4747] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4747] close(3) = 0 [pid 4747] close(4) = -1 EBADF (Bad file descriptor) [pid 4747] close(5) = -1 EBADF (Bad file descriptor) [pid 4747] close(6) = -1 EBADF (Bad file descriptor) [pid 4747] close(7) = -1 EBADF (Bad file descriptor) [pid 4747] close(8) = -1 EBADF (Bad file descriptor) [pid 4747] close(9) = -1 EBADF (Bad file descriptor) [pid 4747] close(10) = -1 EBADF (Bad file descriptor) [pid 4747] close(11) = -1 EBADF (Bad file descriptor) [pid 4747] close(12) = -1 EBADF (Bad file descriptor) [pid 4747] close(13) = -1 EBADF (Bad file descriptor) [pid 4747] close(14) = -1 EBADF (Bad file descriptor) [pid 4747] close(15) = -1 EBADF (Bad file descriptor) [pid 4747] close(16) = -1 EBADF (Bad file descriptor) [pid 4747] close(17) = -1 EBADF (Bad file descriptor) [pid 4747] close(18) = -1 EBADF (Bad file descriptor) [pid 4747] close(19) = -1 EBADF (Bad file descriptor) [pid 4747] close(20) = -1 EBADF (Bad file descriptor) [pid 4747] close(21) = -1 EBADF (Bad file descriptor) [pid 4747] close(22) = -1 EBADF (Bad file descriptor) [pid 4747] close(23) = -1 EBADF (Bad file descriptor) [pid 4747] close(24) = -1 EBADF (Bad file descriptor) [pid 4747] close(25) = -1 EBADF (Bad file descriptor) [pid 4747] close(26) = -1 EBADF (Bad file descriptor) [pid 4747] close(27) = -1 EBADF (Bad file descriptor) [pid 4747] close(28) = -1 EBADF (Bad file descriptor) [pid 4747] close(29) = -1 EBADF (Bad file descriptor) [pid 4747] exit_group(0 [pid 4764] <... futex resumed>) = ? [pid 4748] <... ioctl resumed> ) = ? [pid 4747] <... exit_group resumed>) = ? [pid 4764] +++ exited with 0 +++ [pid 4748] +++ exited with 0 +++ [pid 4747] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=153, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./52/binderfs") = 0 [pid 3611] umount2("./52/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./52/cgroup") = 0 [pid 3611] umount2("./52/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./52/cgroup.net") = 0 [pid 3611] umount2("./52/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./52/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./52") = 0 [pid 3611] mkdir("./53", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4765 attached , child_tidptr=0x5555566ee5d0) = 156 [pid 4765] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4765] chdir("./53") = 0 [pid 4765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4765] setpgid(0, 0) = 0 [pid 4765] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4765] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4765] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4765] write(3, "1000", 4) = 4 [pid 4765] close(3) = 0 [pid 4765] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4765] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4765] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4765] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4765] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4766 attached [pid 4766] set_robust_list(0x7fa9c98459e0, 24 [pid 4765] <... clone resumed>, parent_tid=[157], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 157 [pid 4766] <... set_robust_list resumed>) = 0 [pid 4765] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4766] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4765] <... futex resumed>) = 0 [pid 4766] <... openat resumed>) = 3 [pid 4765] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4766] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4766] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4766] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4766] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4750] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4750] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4750] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4767 attached [pid 4767] set_robust_list(0x7fa9c98249e0, 24 [pid 4750] <... clone resumed>, parent_tid=[158], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 158 [pid 4767] <... set_robust_list resumed>) = 0 [pid 4750] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4767] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4750] <... futex resumed>) = 0 [pid 4767] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4750] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4767] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4767] <... futex resumed>) = 0 [pid 4767] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4750] close(3) = 0 [pid 4750] close(4) = -1 EBADF (Bad file descriptor) [pid 4750] close(5) = -1 EBADF (Bad file descriptor) [pid 4750] close(6) = -1 EBADF (Bad file descriptor) [pid 4750] close(7) = -1 EBADF (Bad file descriptor) [pid 4750] close(8) = -1 EBADF (Bad file descriptor) [pid 4750] close(9) = -1 EBADF (Bad file descriptor) [pid 4750] close(10) = -1 EBADF (Bad file descriptor) [pid 4750] close(11) = -1 EBADF (Bad file descriptor) [pid 4750] close(12) = -1 EBADF (Bad file descriptor) [pid 4750] close(13) = -1 EBADF (Bad file descriptor) [pid 4750] close(14) = -1 EBADF (Bad file descriptor) [pid 4750] close(15) = -1 EBADF (Bad file descriptor) [pid 4750] close(16) = -1 EBADF (Bad file descriptor) [pid 4750] close(17) = -1 EBADF (Bad file descriptor) [pid 4750] close(18) = -1 EBADF (Bad file descriptor) [pid 4750] close(19) = -1 EBADF (Bad file descriptor) [pid 4750] close(20) = -1 EBADF (Bad file descriptor) [pid 4750] close(21) = -1 EBADF (Bad file descriptor) [pid 4750] close(22) = -1 EBADF (Bad file descriptor) [pid 4750] close(23) = -1 EBADF (Bad file descriptor) [pid 4750] close(24) = -1 EBADF (Bad file descriptor) [pid 4750] close(25) = -1 EBADF (Bad file descriptor) [pid 4750] close(26) = -1 EBADF (Bad file descriptor) [pid 4750] close(27) = -1 EBADF (Bad file descriptor) [pid 4750] close(28) = -1 EBADF (Bad file descriptor) [pid 4750] close(29) = -1 EBADF (Bad file descriptor) [pid 4750] exit_group(0 [pid 4767] <... futex resumed>) = ? [pid 4751] <... ioctl resumed> ) = ? [pid 4750] <... exit_group resumed>) = ? [pid 4767] +++ exited with 0 +++ [pid 4751] +++ exited with 0 +++ [pid 4750] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=156, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./54/binderfs") = 0 [pid 3613] umount2("./54/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./54/cgroup") = 0 [pid 3613] umount2("./54/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./54/cgroup.net") = 0 [pid 3613] umount2("./54/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./54/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./54") = 0 [pid 3613] mkdir("./55", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4768 attached , child_tidptr=0x5555566ee5d0) = 159 [pid 4768] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4768] chdir("./55") = 0 [pid 4768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4768] setpgid(0, 0) = 0 [pid 4768] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4768] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4768] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4768] write(3, "1000", 4) = 4 [pid 4768] close(3) = 0 [pid 4768] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4768] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4768] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4768] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4768] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4769 attached [pid 4769] set_robust_list(0x7fa9c98459e0, 24 [pid 4768] <... clone resumed>, parent_tid=[160], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 160 [pid 4769] <... set_robust_list resumed>) = 0 [pid 4768] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4769] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4768] <... futex resumed>) = 0 [pid 4769] <... openat resumed>) = 3 [pid 4768] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4769] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4769] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4769] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4769] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4753] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4753] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4753] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4770 attached [pid 4770] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4770] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4753] <... clone resumed>, parent_tid=[158], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 158 [pid 4753] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4770] <... futex resumed>) = 0 [pid 4753] <... futex resumed>) = 1 [pid 4770] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4753] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4770] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4770] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4753] <... futex resumed>) = 0 [pid 4770] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4753] close(3) = 0 [pid 4753] close(4) = -1 EBADF (Bad file descriptor) [pid 4753] close(5) = -1 EBADF (Bad file descriptor) [pid 4753] close(6) = -1 EBADF (Bad file descriptor) [pid 4753] close(7) = -1 EBADF (Bad file descriptor) [pid 4753] close(8) = -1 EBADF (Bad file descriptor) [pid 4753] close(9) = -1 EBADF (Bad file descriptor) [pid 4753] close(10) = -1 EBADF (Bad file descriptor) [pid 4753] close(11) = -1 EBADF (Bad file descriptor) [pid 4753] close(12) = -1 EBADF (Bad file descriptor) [pid 4753] close(13) = -1 EBADF (Bad file descriptor) [pid 4753] close(14) = -1 EBADF (Bad file descriptor) [pid 4753] close(15) = -1 EBADF (Bad file descriptor) [pid 4753] close(16) = -1 EBADF (Bad file descriptor) [pid 4753] close(17) = -1 EBADF (Bad file descriptor) [pid 4753] close(18) = -1 EBADF (Bad file descriptor) [pid 4753] close(19) = -1 EBADF (Bad file descriptor) [pid 4753] close(20) = -1 EBADF (Bad file descriptor) [pid 4753] close(21) = -1 EBADF (Bad file descriptor) [pid 4753] close(22) = -1 EBADF (Bad file descriptor) [pid 4753] close(23) = -1 EBADF (Bad file descriptor) [pid 4753] close(24) = -1 EBADF (Bad file descriptor) [pid 4753] close(25) = -1 EBADF (Bad file descriptor) [pid 4753] close(26) = -1 EBADF (Bad file descriptor) [pid 4753] close(27) = -1 EBADF (Bad file descriptor) [pid 4753] close(28) = -1 EBADF (Bad file descriptor) [pid 4753] close(29) = -1 EBADF (Bad file descriptor) [pid 4753] exit_group(0 [pid 4770] <... futex resumed>) = ? [pid 4754] <... ioctl resumed> ) = ? [pid 4753] <... exit_group resumed>) = ? [pid 4770] +++ exited with 0 +++ [pid 4754] +++ exited with 0 +++ [pid 4753] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=156, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./53/binderfs") = 0 [pid 3615] umount2("./53/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./53/cgroup") = 0 [pid 3615] umount2("./53/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./53/cgroup.net") = 0 [pid 3615] umount2("./53/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./53/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./53") = 0 [pid 3615] mkdir("./54", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 159 ./strace-static-x86_64: Process 4771 attached [pid 4771] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4771] chdir("./54") = 0 [pid 4771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4771] setpgid(0, 0) = 0 [pid 4771] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4771] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4771] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4771] write(3, "1000", 4) = 4 [pid 4771] close(3) = 0 [pid 4771] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4771] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4771] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4771] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4771] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[160], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 160 [pid 4771] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4771] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000}./strace-static-x86_64: Process 4772 attached [pid 4772] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4772] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4772] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4772] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4772] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4772] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4756] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4756] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4756] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4756] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4773 attached [pid 4773] set_robust_list(0x7fa9c98249e0, 24 [pid 4756] <... clone resumed>, parent_tid=[157], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 157 [pid 4773] <... set_robust_list resumed>) = 0 [pid 4756] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4773] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4756] <... futex resumed>) = 0 [pid 4773] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4756] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4773] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4773] <... futex resumed>) = 0 [pid 4773] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4756] close(3) = 0 [pid 4756] close(4) = -1 EBADF (Bad file descriptor) [pid 4756] close(5) = -1 EBADF (Bad file descriptor) [pid 4756] close(6) = -1 EBADF (Bad file descriptor) [pid 4756] close(7) = -1 EBADF (Bad file descriptor) [pid 4756] close(8) = -1 EBADF (Bad file descriptor) [pid 4756] close(9) = -1 EBADF (Bad file descriptor) [pid 4756] close(10) = -1 EBADF (Bad file descriptor) [pid 4756] close(11) = -1 EBADF (Bad file descriptor) [pid 4756] close(12) = -1 EBADF (Bad file descriptor) [pid 4756] close(13) = -1 EBADF (Bad file descriptor) [pid 4756] close(14) = -1 EBADF (Bad file descriptor) [pid 4756] close(15) = -1 EBADF (Bad file descriptor) [pid 4756] close(16) = -1 EBADF (Bad file descriptor) [pid 4756] close(17) = -1 EBADF (Bad file descriptor) [pid 4756] close(18) = -1 EBADF (Bad file descriptor) [pid 4756] close(19) = -1 EBADF (Bad file descriptor) [pid 4756] close(20) = -1 EBADF (Bad file descriptor) [pid 4756] close(21) = -1 EBADF (Bad file descriptor) [pid 4756] close(22) = -1 EBADF (Bad file descriptor) [pid 4756] close(23) = -1 EBADF (Bad file descriptor) [pid 4756] close(24) = -1 EBADF (Bad file descriptor) [pid 4756] close(25) = -1 EBADF (Bad file descriptor) [pid 4756] close(26) = -1 EBADF (Bad file descriptor) [pid 4756] close(27) = -1 EBADF (Bad file descriptor) [pid 4756] close(28) = -1 EBADF (Bad file descriptor) [pid 4756] close(29) = -1 EBADF (Bad file descriptor) [pid 4756] exit_group(0 [pid 4773] <... futex resumed>) = ? [pid 4757] <... ioctl resumed> ) = ? [pid 4756] <... exit_group resumed>) = ? [pid 4773] +++ exited with 0 +++ [pid 4757] +++ exited with 0 +++ [pid 4756] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=155, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./53/binderfs") = 0 [pid 3612] umount2("./53/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./53/cgroup") = 0 [pid 3612] umount2("./53/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./53/cgroup.net") = 0 [pid 3612] umount2("./53/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./53/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./53") = 0 [pid 3612] mkdir("./54", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4774 attached [pid 4774] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 158 [pid 4774] chdir("./54") = 0 [pid 4774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4774] setpgid(0, 0) = 0 [pid 4774] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4774] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4774] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4774] write(3, "1000", 4) = 4 [pid 4774] close(3) = 0 [pid 4774] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4774] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4774] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4774] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4774] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4775 attached [pid 4775] set_robust_list(0x7fa9c98459e0, 24 [pid 4774] <... clone resumed>, parent_tid=[159], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 159 [pid 4775] <... set_robust_list resumed>) = 0 [pid 4774] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4775] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4774] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4775] <... openat resumed>) = 3 [pid 4775] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4775] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4775] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4775] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4759] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4759] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4759] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4776 attached [pid 4776] set_robust_list(0x7fa9c98249e0, 24 [pid 4759] <... clone resumed>, parent_tid=[157], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 157 [pid 4776] <... set_robust_list resumed>) = 0 [pid 4759] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4776] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4759] <... futex resumed>) = 0 [pid 4776] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4759] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4776] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4776] <... futex resumed>) = 0 [pid 4776] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4759] close(3) = 0 [pid 4759] close(4) = -1 EBADF (Bad file descriptor) [pid 4759] close(5) = -1 EBADF (Bad file descriptor) [pid 4759] close(6) = -1 EBADF (Bad file descriptor) [pid 4759] close(7) = -1 EBADF (Bad file descriptor) [pid 4759] close(8) = -1 EBADF (Bad file descriptor) [pid 4759] close(9) = -1 EBADF (Bad file descriptor) [pid 4759] close(10) = -1 EBADF (Bad file descriptor) [pid 4759] close(11) = -1 EBADF (Bad file descriptor) [pid 4759] close(12) = -1 EBADF (Bad file descriptor) [pid 4759] close(13) = -1 EBADF (Bad file descriptor) [pid 4759] close(14) = -1 EBADF (Bad file descriptor) [pid 4759] close(15) = -1 EBADF (Bad file descriptor) [pid 4759] close(16) = -1 EBADF (Bad file descriptor) [pid 4759] close(17) = -1 EBADF (Bad file descriptor) [pid 4759] close(18) = -1 EBADF (Bad file descriptor) [pid 4759] close(19) = -1 EBADF (Bad file descriptor) [pid 4759] close(20) = -1 EBADF (Bad file descriptor) [pid 4759] close(21) = -1 EBADF (Bad file descriptor) [pid 4759] close(22) = -1 EBADF (Bad file descriptor) [pid 4759] close(23) = -1 EBADF (Bad file descriptor) [pid 4759] close(24) = -1 EBADF (Bad file descriptor) [pid 4759] close(25) = -1 EBADF (Bad file descriptor) [pid 4759] close(26) = -1 EBADF (Bad file descriptor) [pid 4759] close(27) = -1 EBADF (Bad file descriptor) [pid 4759] close(28) = -1 EBADF (Bad file descriptor) [pid 4759] close(29) = -1 EBADF (Bad file descriptor) [pid 4759] exit_group(0 [pid 4776] <... futex resumed>) = ? [pid 4776] +++ exited with 0 +++ [pid 4760] <... ioctl resumed> ) = ? [pid 4759] <... exit_group resumed>) = ? [pid 4760] +++ exited with 0 +++ [pid 4759] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=155, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./52/binderfs") = 0 [pid 3610] umount2("./52/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./52/cgroup") = 0 [pid 3610] umount2("./52/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./52/cgroup.net") = 0 [pid 3610] umount2("./52/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./52/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./52") = 0 [pid 3610] mkdir("./53", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4777 attached , child_tidptr=0x5555566ee5d0) = 158 [pid 4777] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4777] chdir("./53") = 0 [pid 4777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4777] setpgid(0, 0) = 0 [pid 4777] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4777] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4777] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4777] write(3, "1000", 4) = 4 [pid 4777] close(3) = 0 [pid 4777] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4777] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4777] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4777] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4777] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4778 attached [pid 4778] set_robust_list(0x7fa9c98459e0, 24 [pid 4777] <... clone resumed>, parent_tid=[159], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 159 [pid 4778] <... set_robust_list resumed>) = 0 [pid 4777] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4778] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4777] <... futex resumed>) = 0 [pid 4777] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4778] <... openat resumed>) = 3 [pid 4778] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4778] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4778] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4778] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4762] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4762] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4762] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4779 attached [pid 4779] set_robust_list(0x7fa9c98249e0, 24 [pid 4762] <... clone resumed>, parent_tid=[157], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 157 [pid 4779] <... set_robust_list resumed>) = 0 [pid 4762] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4779] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4762] <... futex resumed>) = 0 [pid 4779] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4762] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4779] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4779] <... futex resumed>) = 0 [pid 4779] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4762] close(3) = 0 [pid 4762] close(4) = -1 EBADF (Bad file descriptor) [pid 4762] close(5) = -1 EBADF (Bad file descriptor) [pid 4762] close(6) = -1 EBADF (Bad file descriptor) [pid 4762] close(7) = -1 EBADF (Bad file descriptor) [pid 4762] close(8) = -1 EBADF (Bad file descriptor) [pid 4762] close(9) = -1 EBADF (Bad file descriptor) [pid 4762] close(10) = -1 EBADF (Bad file descriptor) [pid 4762] close(11) = -1 EBADF (Bad file descriptor) [pid 4762] close(12) = -1 EBADF (Bad file descriptor) [pid 4762] close(13) = -1 EBADF (Bad file descriptor) [pid 4762] close(14) = -1 EBADF (Bad file descriptor) [pid 4762] close(15) = -1 EBADF (Bad file descriptor) [pid 4762] close(16) = -1 EBADF (Bad file descriptor) [pid 4762] close(17) = -1 EBADF (Bad file descriptor) [pid 4762] close(18) = -1 EBADF (Bad file descriptor) [pid 4762] close(19) = -1 EBADF (Bad file descriptor) [pid 4762] close(20) = -1 EBADF (Bad file descriptor) [pid 4762] close(21) = -1 EBADF (Bad file descriptor) [pid 4762] close(22) = -1 EBADF (Bad file descriptor) [pid 4762] close(23) = -1 EBADF (Bad file descriptor) [pid 4762] close(24) = -1 EBADF (Bad file descriptor) [pid 4762] close(25) = -1 EBADF (Bad file descriptor) [pid 4762] close(26) = -1 EBADF (Bad file descriptor) [pid 4762] close(27) = -1 EBADF (Bad file descriptor) [pid 4762] close(28) = -1 EBADF (Bad file descriptor) [pid 4762] close(29) = -1 EBADF (Bad file descriptor) [pid 4762] exit_group(0 [pid 4779] <... futex resumed>) = ? [pid 4763] <... ioctl resumed> ) = ? [pid 4762] <... exit_group resumed>) = ? [pid 4779] +++ exited with 0 +++ [pid 4763] +++ exited with 0 +++ [pid 4762] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=155, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./52", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./52/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./52/binderfs") = 0 [pid 3614] umount2("./52/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./52/cgroup") = 0 [pid 3614] umount2("./52/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./52/cgroup.net") = 0 [pid 3614] umount2("./52/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./52/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./52") = 0 [pid 3614] mkdir("./53", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4780 attached [pid 4780] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 158 [pid 4780] <... set_robust_list resumed>) = 0 [pid 4780] chdir("./53") = 0 [pid 4780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4780] setpgid(0, 0) = 0 [pid 4780] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4780] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4780] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4780] write(3, "1000", 4) = 4 [pid 4780] close(3) = 0 [pid 4780] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4780] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4780] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4780] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4780] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4781 attached [pid 4781] set_robust_list(0x7fa9c98459e0, 24 [pid 4780] <... clone resumed>, parent_tid=[159], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 159 [pid 4781] <... set_robust_list resumed>) = 0 [pid 4780] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4781] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4780] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4781] <... openat resumed>) = 3 [pid 4781] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4781] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4781] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4781] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4765] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4765] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4765] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4765] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4765] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4782 attached [pid 4782] set_robust_list(0x7fa9c98249e0, 24 [pid 4765] <... clone resumed>, parent_tid=[158], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 158 [pid 4782] <... set_robust_list resumed>) = 0 [pid 4765] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4782] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4782] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4765] <... futex resumed>) = 0 [pid 4782] <... futex resumed>) = 0 [pid 4765] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4782] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4765] close(3) = 0 [pid 4765] close(4) = -1 EBADF (Bad file descriptor) [pid 4765] close(5) = -1 EBADF (Bad file descriptor) [pid 4765] close(6) = -1 EBADF (Bad file descriptor) [pid 4765] close(7) = -1 EBADF (Bad file descriptor) [pid 4765] close(8) = -1 EBADF (Bad file descriptor) [pid 4765] close(9) = -1 EBADF (Bad file descriptor) [pid 4765] close(10) = -1 EBADF (Bad file descriptor) [pid 4765] close(11) = -1 EBADF (Bad file descriptor) [pid 4765] close(12) = -1 EBADF (Bad file descriptor) [pid 4765] close(13) = -1 EBADF (Bad file descriptor) [pid 4765] close(14) = -1 EBADF (Bad file descriptor) [pid 4765] close(15) = -1 EBADF (Bad file descriptor) [pid 4765] close(16) = -1 EBADF (Bad file descriptor) [pid 4765] close(17) = -1 EBADF (Bad file descriptor) [pid 4765] close(18) = -1 EBADF (Bad file descriptor) [pid 4765] close(19) = -1 EBADF (Bad file descriptor) [pid 4765] close(20) = -1 EBADF (Bad file descriptor) [pid 4765] close(21) = -1 EBADF (Bad file descriptor) [pid 4765] close(22) = -1 EBADF (Bad file descriptor) [pid 4765] close(23) = -1 EBADF (Bad file descriptor) [pid 4765] close(24) = -1 EBADF (Bad file descriptor) [pid 4765] close(25) = -1 EBADF (Bad file descriptor) [pid 4765] close(26) = -1 EBADF (Bad file descriptor) [pid 4765] close(27) = -1 EBADF (Bad file descriptor) [pid 4765] close(28) = -1 EBADF (Bad file descriptor) [pid 4765] close(29) = -1 EBADF (Bad file descriptor) [pid 4765] exit_group(0 [pid 4782] <... futex resumed>) = ? [pid 4766] <... ioctl resumed> ) = ? [pid 4765] <... exit_group resumed>) = ? [pid 4766] +++ exited with 0 +++ [pid 4782] +++ exited with 0 +++ [pid 4765] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=156, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./53/binderfs") = 0 [pid 3611] umount2("./53/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./53/cgroup") = 0 [pid 3611] umount2("./53/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./53/cgroup.net") = 0 [pid 3611] umount2("./53/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./53/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./53") = 0 [pid 3611] mkdir("./54", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4783 attached , child_tidptr=0x5555566ee5d0) = 159 [pid 4783] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4783] chdir("./54") = 0 [pid 4783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4783] setpgid(0, 0) = 0 [pid 4783] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4783] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4783] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4783] write(3, "1000", 4) = 4 [pid 4783] close(3) = 0 [pid 4783] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4783] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4783] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4783] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4783] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4784 attached [pid 4784] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4784] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4783] <... clone resumed>, parent_tid=[160], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 160 [pid 4783] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4784] <... futex resumed>) = 0 [pid 4783] <... futex resumed>) = 1 [pid 4784] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4783] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4784] <... openat resumed>) = 3 [pid 4784] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4784] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4784] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4784] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4768] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4768] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4768] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4768] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4768] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4785 attached [pid 4785] set_robust_list(0x7fa9c98249e0, 24 [pid 4768] <... clone resumed>, parent_tid=[161], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 161 [pid 4785] <... set_robust_list resumed>) = 0 [pid 4768] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4785] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4768] <... futex resumed>) = 0 [pid 4785] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4768] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4785] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4785] <... futex resumed>) = 0 [pid 4785] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4768] close(3) = 0 [pid 4768] close(4) = -1 EBADF (Bad file descriptor) [pid 4768] close(5) = -1 EBADF (Bad file descriptor) [pid 4768] close(6) = -1 EBADF (Bad file descriptor) [pid 4768] close(7) = -1 EBADF (Bad file descriptor) [pid 4768] close(8) = -1 EBADF (Bad file descriptor) [pid 4768] close(9) = -1 EBADF (Bad file descriptor) [pid 4768] close(10) = -1 EBADF (Bad file descriptor) [pid 4768] close(11) = -1 EBADF (Bad file descriptor) [pid 4768] close(12) = -1 EBADF (Bad file descriptor) [pid 4768] close(13) = -1 EBADF (Bad file descriptor) [pid 4768] close(14) = -1 EBADF (Bad file descriptor) [pid 4768] close(15) = -1 EBADF (Bad file descriptor) [pid 4768] close(16) = -1 EBADF (Bad file descriptor) [pid 4768] close(17) = -1 EBADF (Bad file descriptor) [pid 4768] close(18) = -1 EBADF (Bad file descriptor) [pid 4768] close(19) = -1 EBADF (Bad file descriptor) [pid 4768] close(20) = -1 EBADF (Bad file descriptor) [pid 4768] close(21) = -1 EBADF (Bad file descriptor) [pid 4768] close(22) = -1 EBADF (Bad file descriptor) [pid 4768] close(23) = -1 EBADF (Bad file descriptor) [pid 4768] close(24) = -1 EBADF (Bad file descriptor) [pid 4768] close(25) = -1 EBADF (Bad file descriptor) [pid 4768] close(26) = -1 EBADF (Bad file descriptor) [pid 4768] close(27) = -1 EBADF (Bad file descriptor) [pid 4768] close(28) = -1 EBADF (Bad file descriptor) [pid 4768] close(29) = -1 EBADF (Bad file descriptor) [pid 4768] exit_group(0 [pid 4785] <... futex resumed>) = ? [pid 4769] <... ioctl resumed> ) = ? [pid 4768] <... exit_group resumed>) = ? [pid 4785] +++ exited with 0 +++ [pid 4769] +++ exited with 0 +++ [pid 4768] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=159, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./55/binderfs") = 0 [pid 3613] umount2("./55/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./55/cgroup") = 0 [pid 3613] umount2("./55/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./55/cgroup.net") = 0 [pid 3613] umount2("./55/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./55/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./55") = 0 [pid 3613] mkdir("./56", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4786 attached , child_tidptr=0x5555566ee5d0) = 162 [pid 4786] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4786] chdir("./56") = 0 [pid 4786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4786] setpgid(0, 0) = 0 [pid 4786] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4786] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4786] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4786] write(3, "1000", 4) = 4 [pid 4786] close(3) = 0 [pid 4786] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4786] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4786] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4786] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4786] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4787 attached [pid 4787] set_robust_list(0x7fa9c98459e0, 24 [pid 4786] <... clone resumed>, parent_tid=[163], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 163 [pid 4786] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4787] <... set_robust_list resumed>) = 0 [pid 4786] <... futex resumed>) = 0 [pid 4787] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4786] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4787] <... openat resumed>) = 3 [pid 4787] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4787] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4771] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4771] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4771] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4771] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4788 attached [pid 4788] set_robust_list(0x7fa9c98249e0, 24 [pid 4771] <... clone resumed>, parent_tid=[161], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 161 [pid 4788] <... set_robust_list resumed>) = 0 [pid 4771] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4788] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4771] <... futex resumed>) = 0 [pid 4788] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4771] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4788] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4788] <... futex resumed>) = 0 [pid 4788] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4771] close(3) = 0 [pid 4771] close(4) = -1 EBADF (Bad file descriptor) [pid 4771] close(5) = -1 EBADF (Bad file descriptor) [pid 4771] close(6) = -1 EBADF (Bad file descriptor) [pid 4771] close(7) = -1 EBADF (Bad file descriptor) [pid 4771] close(8) = -1 EBADF (Bad file descriptor) [pid 4771] close(9) = -1 EBADF (Bad file descriptor) [pid 4771] close(10) = -1 EBADF (Bad file descriptor) [pid 4771] close(11) = -1 EBADF (Bad file descriptor) [pid 4771] close(12) = -1 EBADF (Bad file descriptor) [pid 4771] close(13) = -1 EBADF (Bad file descriptor) [pid 4771] close(14) = -1 EBADF (Bad file descriptor) [pid 4771] close(15) = -1 EBADF (Bad file descriptor) [pid 4771] close(16) = -1 EBADF (Bad file descriptor) [pid 4771] close(17) = -1 EBADF (Bad file descriptor) [pid 4771] close(18) = -1 EBADF (Bad file descriptor) [pid 4771] close(19) = -1 EBADF (Bad file descriptor) [pid 4771] close(20) = -1 EBADF (Bad file descriptor) [pid 4771] close(21) = -1 EBADF (Bad file descriptor) [pid 4771] close(22) = -1 EBADF (Bad file descriptor) [pid 4771] close(23) = -1 EBADF (Bad file descriptor) [pid 4771] close(24) = -1 EBADF (Bad file descriptor) [pid 4771] close(25) = -1 EBADF (Bad file descriptor) [pid 4771] close(26) = -1 EBADF (Bad file descriptor) [pid 4771] close(27) = -1 EBADF (Bad file descriptor) [pid 4771] close(28) = -1 EBADF (Bad file descriptor) [pid 4771] close(29) = -1 EBADF (Bad file descriptor) [pid 4771] exit_group(0 [pid 4788] <... futex resumed>) = ? [pid 4772] <... ioctl resumed> ) = ? [pid 4771] <... exit_group resumed>) = ? [pid 4788] +++ exited with 0 +++ [pid 4772] +++ exited with 0 +++ [pid 4771] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=159, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./54/binderfs") = 0 [pid 3615] umount2("./54/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./54/cgroup") = 0 [pid 3615] umount2("./54/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./54/cgroup.net") = 0 [pid 3615] umount2("./54/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./54/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./54") = 0 [pid 3615] mkdir("./55", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4789 attached , child_tidptr=0x5555566ee5d0) = 162 [pid 4789] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4789] chdir("./55") = 0 [pid 4789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4789] setpgid(0, 0) = 0 [pid 4789] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4789] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4789] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4789] write(3, "1000", 4) = 4 [pid 4789] close(3) = 0 [pid 4789] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4789] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4789] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4789] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4790 attached [pid 4790] set_robust_list(0x7fa9c98459e0, 24 [pid 4789] <... clone resumed>, parent_tid=[163], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 163 [pid 4790] <... set_robust_list resumed>) = 0 [pid 4789] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4790] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4789] <... futex resumed>) = 0 [pid 4790] <... openat resumed>) = 3 [pid 4789] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4790] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4790] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4790] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4790] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4774] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4774] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4774] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4774] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4791 attached , parent_tid=[160], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 160 [pid 4791] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4791] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4774] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4791] <... futex resumed>) = 0 [pid 4774] <... futex resumed>) = 1 [pid 4791] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4774] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4791] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4791] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4774] <... futex resumed>) = 0 [pid 4791] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4774] close(3) = 0 [pid 4774] close(4) = -1 EBADF (Bad file descriptor) [pid 4774] close(5) = -1 EBADF (Bad file descriptor) [pid 4774] close(6) = -1 EBADF (Bad file descriptor) [pid 4774] close(7) = -1 EBADF (Bad file descriptor) [pid 4774] close(8) = -1 EBADF (Bad file descriptor) [pid 4774] close(9) = -1 EBADF (Bad file descriptor) [pid 4774] close(10) = -1 EBADF (Bad file descriptor) [pid 4774] close(11) = -1 EBADF (Bad file descriptor) [pid 4774] close(12) = -1 EBADF (Bad file descriptor) [pid 4774] close(13) = -1 EBADF (Bad file descriptor) [pid 4774] close(14) = -1 EBADF (Bad file descriptor) [pid 4774] close(15) = -1 EBADF (Bad file descriptor) [pid 4774] close(16) = -1 EBADF (Bad file descriptor) [pid 4774] close(17) = -1 EBADF (Bad file descriptor) [pid 4774] close(18) = -1 EBADF (Bad file descriptor) [pid 4774] close(19) = -1 EBADF (Bad file descriptor) [pid 4774] close(20) = -1 EBADF (Bad file descriptor) [pid 4774] close(21) = -1 EBADF (Bad file descriptor) [pid 4774] close(22) = -1 EBADF (Bad file descriptor) [pid 4774] close(23) = -1 EBADF (Bad file descriptor) [pid 4774] close(24) = -1 EBADF (Bad file descriptor) [pid 4774] close(25) = -1 EBADF (Bad file descriptor) [pid 4774] close(26) = -1 EBADF (Bad file descriptor) [pid 4774] close(27) = -1 EBADF (Bad file descriptor) [pid 4774] close(28) = -1 EBADF (Bad file descriptor) [pid 4774] close(29) = -1 EBADF (Bad file descriptor) [pid 4774] exit_group(0 [pid 4791] <... futex resumed>) = ? [pid 4775] <... ioctl resumed> ) = ? [pid 4774] <... exit_group resumed>) = ? [pid 4791] +++ exited with 0 +++ [pid 4775] +++ exited with 0 +++ [pid 4774] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=158, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./54/binderfs") = 0 [pid 3612] umount2("./54/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./54/cgroup") = 0 [pid 3612] umount2("./54/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./54/cgroup.net") = 0 [pid 3612] umount2("./54/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./54/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./54") = 0 [pid 3612] mkdir("./55", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4792 attached , child_tidptr=0x5555566ee5d0) = 161 [pid 4792] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4792] chdir("./55") = 0 [pid 4792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4792] setpgid(0, 0) = 0 [pid 4792] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4792] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4792] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4792] write(3, "1000", 4) = 4 [pid 4792] close(3) = 0 [pid 4792] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4792] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4792] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4792] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4792] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4793 attached [pid 4793] set_robust_list(0x7fa9c98459e0, 24 [pid 4792] <... clone resumed>, parent_tid=[162], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 162 [pid 4793] <... set_robust_list resumed>) = 0 [pid 4792] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4793] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4792] <... futex resumed>) = 0 [pid 4793] <... openat resumed>) = 3 [pid 4792] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4793] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4793] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4793] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4793] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4777] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4777] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4777] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4794 attached [pid 4794] set_robust_list(0x7fa9c98249e0, 24 [pid 4777] <... clone resumed>, parent_tid=[160], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 160 [pid 4794] <... set_robust_list resumed>) = 0 [pid 4794] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4777] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4794] <... futex resumed>) = 0 [pid 4777] <... futex resumed>) = 1 [pid 4777] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4794] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4794] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4777] <... futex resumed>) = 0 [pid 4794] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4777] close(3) = 0 [pid 4777] close(4) = -1 EBADF (Bad file descriptor) [pid 4777] close(5) = -1 EBADF (Bad file descriptor) [pid 4777] close(6) = -1 EBADF (Bad file descriptor) [pid 4777] close(7) = -1 EBADF (Bad file descriptor) [pid 4777] close(8) = -1 EBADF (Bad file descriptor) [pid 4777] close(9) = -1 EBADF (Bad file descriptor) [pid 4777] close(10) = -1 EBADF (Bad file descriptor) [pid 4777] close(11) = -1 EBADF (Bad file descriptor) [pid 4777] close(12) = -1 EBADF (Bad file descriptor) [pid 4777] close(13) = -1 EBADF (Bad file descriptor) [pid 4777] close(14) = -1 EBADF (Bad file descriptor) [pid 4777] close(15) = -1 EBADF (Bad file descriptor) [pid 4777] close(16) = -1 EBADF (Bad file descriptor) [pid 4777] close(17) = -1 EBADF (Bad file descriptor) [pid 4777] close(18) = -1 EBADF (Bad file descriptor) [pid 4777] close(19) = -1 EBADF (Bad file descriptor) [pid 4777] close(20) = -1 EBADF (Bad file descriptor) [pid 4777] close(21) = -1 EBADF (Bad file descriptor) [pid 4777] close(22) = -1 EBADF (Bad file descriptor) [pid 4777] close(23) = -1 EBADF (Bad file descriptor) [pid 4777] close(24) = -1 EBADF (Bad file descriptor) [pid 4777] close(25) = -1 EBADF (Bad file descriptor) [pid 4777] close(26) = -1 EBADF (Bad file descriptor) [pid 4777] close(27) = -1 EBADF (Bad file descriptor) [pid 4777] close(28) = -1 EBADF (Bad file descriptor) [pid 4777] close(29) = -1 EBADF (Bad file descriptor) [pid 4777] exit_group(0 [pid 4794] <... futex resumed>) = ? [pid 4777] <... exit_group resumed>) = ? [pid 4794] +++ exited with 0 +++ [pid 4778] <... ioctl resumed> ) = ? [pid 4778] +++ exited with 0 +++ [pid 4777] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=158, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./53/binderfs") = 0 [pid 3610] umount2("./53/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./53/cgroup") = 0 [pid 3610] umount2("./53/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./53/cgroup.net") = 0 [pid 3610] umount2("./53/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./53/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./53") = 0 [pid 3610] mkdir("./54", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4795 attached [pid 4795] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 161 [pid 4795] <... set_robust_list resumed>) = 0 [pid 4795] chdir("./54") = 0 [pid 4795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4795] setpgid(0, 0) = 0 [pid 4795] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4795] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4795] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4795] write(3, "1000", 4) = 4 [pid 4795] close(3) = 0 [pid 4795] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4795] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4795] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4795] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4795] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4796 attached [pid 4796] set_robust_list(0x7fa9c98459e0, 24 [pid 4795] <... clone resumed>, parent_tid=[162], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 162 [pid 4796] <... set_robust_list resumed>) = 0 [pid 4795] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4796] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4795] <... futex resumed>) = 0 [pid 4795] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4796] <... openat resumed>) = 3 [pid 4796] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4796] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4796] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4796] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4780] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4780] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4780] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4780] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4780] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4797 attached [pid 4797] set_robust_list(0x7fa9c98249e0, 24 [pid 4780] <... clone resumed>, parent_tid=[160], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 160 [pid 4797] <... set_robust_list resumed>) = 0 [pid 4780] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4797] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4780] <... futex resumed>) = 0 [pid 4797] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4780] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4797] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4797] <... futex resumed>) = 0 [pid 4797] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4780] close(3) = 0 [pid 4780] close(4) = -1 EBADF (Bad file descriptor) [pid 4780] close(5) = -1 EBADF (Bad file descriptor) [pid 4780] close(6) = -1 EBADF (Bad file descriptor) [pid 4780] close(7) = -1 EBADF (Bad file descriptor) [pid 4780] close(8) = -1 EBADF (Bad file descriptor) [pid 4780] close(9) = -1 EBADF (Bad file descriptor) [pid 4780] close(10) = -1 EBADF (Bad file descriptor) [pid 4780] close(11) = -1 EBADF (Bad file descriptor) [pid 4780] close(12) = -1 EBADF (Bad file descriptor) [pid 4780] close(13) = -1 EBADF (Bad file descriptor) [pid 4780] close(14) = -1 EBADF (Bad file descriptor) [pid 4780] close(15) = -1 EBADF (Bad file descriptor) [pid 4780] close(16) = -1 EBADF (Bad file descriptor) [pid 4780] close(17) = -1 EBADF (Bad file descriptor) [pid 4780] close(18) = -1 EBADF (Bad file descriptor) [pid 4780] close(19) = -1 EBADF (Bad file descriptor) [pid 4780] close(20) = -1 EBADF (Bad file descriptor) [pid 4780] close(21) = -1 EBADF (Bad file descriptor) [pid 4780] close(22) = -1 EBADF (Bad file descriptor) [pid 4780] close(23) = -1 EBADF (Bad file descriptor) [pid 4780] close(24) = -1 EBADF (Bad file descriptor) [pid 4780] close(25) = -1 EBADF (Bad file descriptor) [pid 4780] close(26) = -1 EBADF (Bad file descriptor) [pid 4780] close(27) = -1 EBADF (Bad file descriptor) [pid 4780] close(28) = -1 EBADF (Bad file descriptor) [pid 4780] close(29) = -1 EBADF (Bad file descriptor) [pid 4780] exit_group(0) = ? [pid 4797] <... futex resumed>) = ? [pid 4781] <... ioctl resumed> ) = ? [pid 4797] +++ exited with 0 +++ [pid 4781] +++ exited with 0 +++ [pid 4780] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=158, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./53", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./53/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./53/binderfs") = 0 [pid 3614] umount2("./53/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./53/cgroup") = 0 [pid 3614] umount2("./53/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./53/cgroup.net") = 0 [pid 3614] umount2("./53/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./53/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./53") = 0 [pid 3614] mkdir("./54", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4798 attached [pid 4798] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 161 [pid 4798] <... set_robust_list resumed>) = 0 [pid 4798] chdir("./54") = 0 [pid 4798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4798] setpgid(0, 0) = 0 [pid 4798] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4798] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4798] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4798] write(3, "1000", 4) = 4 [pid 4798] close(3) = 0 [pid 4798] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4798] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4798] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4798] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4799 attached [pid 4799] set_robust_list(0x7fa9c98459e0, 24 [pid 4798] <... clone resumed>, parent_tid=[162], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 162 [pid 4799] <... set_robust_list resumed>) = 0 [pid 4798] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4799] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4798] <... futex resumed>) = 0 [pid 4798] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4799] <... openat resumed>) = 3 [pid 4799] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4799] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4799] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4799] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4783] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4783] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4783] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4783] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4800 attached , parent_tid=[161], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 161 [pid 4800] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4783] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4800] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4783] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4800] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4800] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4783] <... futex resumed>) = 0 [pid 4800] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4783] close(3) = 0 [pid 4783] close(4) = -1 EBADF (Bad file descriptor) [pid 4783] close(5) = -1 EBADF (Bad file descriptor) [pid 4783] close(6) = -1 EBADF (Bad file descriptor) [pid 4783] close(7) = -1 EBADF (Bad file descriptor) [pid 4783] close(8) = -1 EBADF (Bad file descriptor) [pid 4783] close(9) = -1 EBADF (Bad file descriptor) [pid 4783] close(10) = -1 EBADF (Bad file descriptor) [pid 4783] close(11) = -1 EBADF (Bad file descriptor) [pid 4783] close(12) = -1 EBADF (Bad file descriptor) [pid 4783] close(13) = -1 EBADF (Bad file descriptor) [pid 4783] close(14) = -1 EBADF (Bad file descriptor) [pid 4783] close(15) = -1 EBADF (Bad file descriptor) [pid 4783] close(16) = -1 EBADF (Bad file descriptor) [pid 4783] close(17) = -1 EBADF (Bad file descriptor) [pid 4783] close(18) = -1 EBADF (Bad file descriptor) [pid 4783] close(19) = -1 EBADF (Bad file descriptor) [pid 4783] close(20) = -1 EBADF (Bad file descriptor) [pid 4783] close(21) = -1 EBADF (Bad file descriptor) [pid 4783] close(22) = -1 EBADF (Bad file descriptor) [pid 4783] close(23) = -1 EBADF (Bad file descriptor) [pid 4783] close(24) = -1 EBADF (Bad file descriptor) [pid 4783] close(25) = -1 EBADF (Bad file descriptor) [pid 4783] close(26) = -1 EBADF (Bad file descriptor) [pid 4783] close(27) = -1 EBADF (Bad file descriptor) [pid 4783] close(28) = -1 EBADF (Bad file descriptor) [pid 4783] close(29) = -1 EBADF (Bad file descriptor) [pid 4783] exit_group(0 [pid 4800] <... futex resumed>) = ? [pid 4784] <... ioctl resumed> ) = ? [pid 4783] <... exit_group resumed>) = ? [pid 4800] +++ exited with 0 +++ [pid 4784] +++ exited with 0 +++ [pid 4783] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=159, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./54/binderfs") = 0 [pid 3611] umount2("./54/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./54/cgroup") = 0 [pid 3611] umount2("./54/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./54/cgroup.net") = 0 [pid 3611] umount2("./54/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./54/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./54") = 0 [pid 3611] mkdir("./55", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4801 attached , child_tidptr=0x5555566ee5d0) = 162 [pid 4801] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4801] chdir("./55") = 0 [pid 4801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4801] setpgid(0, 0) = 0 [pid 4801] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4801] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4801] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4801] write(3, "1000", 4) = 4 [pid 4801] close(3) = 0 [pid 4801] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4801] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4801] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4801] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4801] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4802 attached [pid 4802] set_robust_list(0x7fa9c98459e0, 24 [pid 4801] <... clone resumed>, parent_tid=[163], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 163 [pid 4802] <... set_robust_list resumed>) = 0 [pid 4801] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4802] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4801] <... futex resumed>) = 0 [pid 4802] <... openat resumed>) = 3 [pid 4801] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4802] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4802] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4802] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4802] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4786] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4786] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4786] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4786] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4803 attached [pid 4803] set_robust_list(0x7fa9c98249e0, 24 [pid 4786] <... clone resumed>, parent_tid=[164], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 164 [pid 4803] <... set_robust_list resumed>) = 0 [pid 4786] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4803] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4786] <... futex resumed>) = 0 [pid 4803] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4786] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4803] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4803] <... futex resumed>) = 0 [pid 4803] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4786] close(3) = 0 [pid 4786] close(4) = -1 EBADF (Bad file descriptor) [pid 4786] close(5) = -1 EBADF (Bad file descriptor) [pid 4786] close(6) = -1 EBADF (Bad file descriptor) [pid 4786] close(7) = -1 EBADF (Bad file descriptor) [pid 4786] close(8) = -1 EBADF (Bad file descriptor) [pid 4786] close(9) = -1 EBADF (Bad file descriptor) [pid 4786] close(10) = -1 EBADF (Bad file descriptor) [pid 4786] close(11) = -1 EBADF (Bad file descriptor) [pid 4786] close(12) = -1 EBADF (Bad file descriptor) [pid 4786] close(13) = -1 EBADF (Bad file descriptor) [pid 4786] close(14) = -1 EBADF (Bad file descriptor) [pid 4786] close(15) = -1 EBADF (Bad file descriptor) [pid 4786] close(16) = -1 EBADF (Bad file descriptor) [pid 4786] close(17) = -1 EBADF (Bad file descriptor) [pid 4786] close(18) = -1 EBADF (Bad file descriptor) [pid 4786] close(19) = -1 EBADF (Bad file descriptor) [pid 4786] close(20) = -1 EBADF (Bad file descriptor) [pid 4786] close(21) = -1 EBADF (Bad file descriptor) [pid 4786] close(22) = -1 EBADF (Bad file descriptor) [pid 4786] close(23) = -1 EBADF (Bad file descriptor) [pid 4786] close(24) = -1 EBADF (Bad file descriptor) [pid 4786] close(25) = -1 EBADF (Bad file descriptor) [pid 4786] close(26) = -1 EBADF (Bad file descriptor) [pid 4786] close(27) = -1 EBADF (Bad file descriptor) [pid 4786] close(28) = -1 EBADF (Bad file descriptor) [pid 4786] close(29) = -1 EBADF (Bad file descriptor) [pid 4786] exit_group(0 [pid 4803] <... futex resumed>) = ? [pid 4786] <... exit_group resumed>) = ? [pid 4803] +++ exited with 0 +++ [pid 4787] <... ioctl resumed> ) = ? [pid 4787] +++ exited with 0 +++ [pid 4786] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=162, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./56/binderfs") = 0 [pid 3613] umount2("./56/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./56/cgroup") = 0 [pid 3613] umount2("./56/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./56/cgroup.net") = 0 [pid 3613] umount2("./56/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./56/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./56") = 0 [pid 3613] mkdir("./57", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4804 attached [pid 4804] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4804] chdir("./57" [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 165 [pid 4804] <... chdir resumed>) = 0 [pid 4804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4804] setpgid(0, 0) = 0 [pid 4804] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4804] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4804] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4804] write(3, "1000", 4) = 4 [pid 4804] close(3) = 0 [pid 4804] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4804] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4804] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4804] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4804] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4805 attached [pid 4805] set_robust_list(0x7fa9c98459e0, 24 [pid 4804] <... clone resumed>, parent_tid=[166], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 166 [pid 4805] <... set_robust_list resumed>) = 0 [pid 4804] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4805] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4804] <... futex resumed>) = 0 [pid 4805] <... openat resumed>) = 3 [pid 4804] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4805] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4805] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4805] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4805] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4789] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4789] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4789] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4789] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4806 attached [pid 4806] set_robust_list(0x7fa9c98249e0, 24 [pid 4789] <... clone resumed>, parent_tid=[164], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 164 [pid 4806] <... set_robust_list resumed>) = 0 [pid 4789] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4806] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4789] <... futex resumed>) = 0 [pid 4806] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4789] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4806] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4806] <... futex resumed>) = 0 [pid 4806] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4789] close(3) = 0 [pid 4789] close(4) = -1 EBADF (Bad file descriptor) [pid 4789] close(5) = -1 EBADF (Bad file descriptor) [pid 4789] close(6) = -1 EBADF (Bad file descriptor) [pid 4789] close(7) = -1 EBADF (Bad file descriptor) [pid 4789] close(8) = -1 EBADF (Bad file descriptor) [pid 4789] close(9) = -1 EBADF (Bad file descriptor) [pid 4789] close(10) = -1 EBADF (Bad file descriptor) [pid 4789] close(11) = -1 EBADF (Bad file descriptor) [pid 4789] close(12) = -1 EBADF (Bad file descriptor) [pid 4789] close(13) = -1 EBADF (Bad file descriptor) [pid 4789] close(14) = -1 EBADF (Bad file descriptor) [pid 4789] close(15) = -1 EBADF (Bad file descriptor) [pid 4789] close(16) = -1 EBADF (Bad file descriptor) [pid 4789] close(17) = -1 EBADF (Bad file descriptor) [pid 4789] close(18) = -1 EBADF (Bad file descriptor) [pid 4789] close(19) = -1 EBADF (Bad file descriptor) [pid 4789] close(20) = -1 EBADF (Bad file descriptor) [pid 4789] close(21) = -1 EBADF (Bad file descriptor) [pid 4789] close(22) = -1 EBADF (Bad file descriptor) [pid 4789] close(23) = -1 EBADF (Bad file descriptor) [pid 4789] close(24) = -1 EBADF (Bad file descriptor) [pid 4789] close(25) = -1 EBADF (Bad file descriptor) [pid 4789] close(26) = -1 EBADF (Bad file descriptor) [pid 4789] close(27) = -1 EBADF (Bad file descriptor) [pid 4789] close(28) = -1 EBADF (Bad file descriptor) [pid 4789] close(29) = -1 EBADF (Bad file descriptor) [pid 4789] exit_group(0) = ? [pid 4806] <... futex resumed>) = ? [pid 4790] <... ioctl resumed> ) = ? [pid 4806] +++ exited with 0 +++ [pid 4790] +++ exited with 0 +++ [pid 4789] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=162, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./55/binderfs") = 0 [pid 3615] umount2("./55/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./55/cgroup") = 0 [pid 3615] umount2("./55/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./55/cgroup.net") = 0 [pid 3615] umount2("./55/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./55/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./55") = 0 [pid 3615] mkdir("./56", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4807 attached [pid 4807] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 165 [pid 4807] <... set_robust_list resumed>) = 0 [pid 4807] chdir("./56") = 0 [pid 4807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4807] setpgid(0, 0) = 0 [pid 4807] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4807] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4807] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4807] write(3, "1000", 4) = 4 [pid 4807] close(3) = 0 [pid 4807] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4807] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4807] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4807] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4807] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4808 attached [pid 4808] set_robust_list(0x7fa9c98459e0, 24 [pid 4807] <... clone resumed>, parent_tid=[166], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 166 [pid 4808] <... set_robust_list resumed>) = 0 [pid 4807] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4808] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4807] <... futex resumed>) = 0 [pid 4807] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4808] <... openat resumed>) = 3 [pid 4808] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4808] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4808] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4808] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4792] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4792] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4792] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4809 attached , parent_tid=[163], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 163 [pid 4792] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4809] set_robust_list(0x7fa9c98249e0, 24 [pid 4792] <... futex resumed>) = 0 [pid 4809] <... set_robust_list resumed>) = 0 [pid 4792] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4809] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4809] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4792] <... futex resumed>) = 0 [pid 4809] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4792] close(3) = 0 [pid 4792] close(4) = -1 EBADF (Bad file descriptor) [pid 4792] close(5) = -1 EBADF (Bad file descriptor) [pid 4792] close(6) = -1 EBADF (Bad file descriptor) [pid 4792] close(7) = -1 EBADF (Bad file descriptor) [pid 4792] close(8) = -1 EBADF (Bad file descriptor) [pid 4792] close(9) = -1 EBADF (Bad file descriptor) [pid 4792] close(10) = -1 EBADF (Bad file descriptor) [pid 4792] close(11) = -1 EBADF (Bad file descriptor) [pid 4792] close(12) = -1 EBADF (Bad file descriptor) [pid 4792] close(13) = -1 EBADF (Bad file descriptor) [pid 4792] close(14) = -1 EBADF (Bad file descriptor) [pid 4792] close(15) = -1 EBADF (Bad file descriptor) [pid 4792] close(16) = -1 EBADF (Bad file descriptor) [pid 4792] close(17) = -1 EBADF (Bad file descriptor) [pid 4792] close(18) = -1 EBADF (Bad file descriptor) [pid 4792] close(19) = -1 EBADF (Bad file descriptor) [pid 4792] close(20) = -1 EBADF (Bad file descriptor) [pid 4792] close(21) = -1 EBADF (Bad file descriptor) [pid 4792] close(22) = -1 EBADF (Bad file descriptor) [pid 4792] close(23) = -1 EBADF (Bad file descriptor) [pid 4792] close(24) = -1 EBADF (Bad file descriptor) [pid 4792] close(25) = -1 EBADF (Bad file descriptor) [pid 4792] close(26) = -1 EBADF (Bad file descriptor) [pid 4792] close(27) = -1 EBADF (Bad file descriptor) [pid 4792] close(28) = -1 EBADF (Bad file descriptor) [pid 4792] close(29) = -1 EBADF (Bad file descriptor) [pid 4792] exit_group(0 [pid 4809] <... futex resumed>) = ? [pid 4793] <... ioctl resumed> ) = ? [pid 4792] <... exit_group resumed>) = ? [pid 4793] +++ exited with 0 +++ [pid 4809] +++ exited with 0 +++ [pid 4792] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=161, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./55/binderfs") = 0 [pid 3612] umount2("./55/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./55/cgroup") = 0 [pid 3612] umount2("./55/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./55/cgroup.net") = 0 [pid 3612] umount2("./55/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./55/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./55") = 0 [pid 3612] mkdir("./56", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4810 attached [pid 4810] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 164 [pid 4810] <... set_robust_list resumed>) = 0 [pid 4810] chdir("./56") = 0 [pid 4810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4810] setpgid(0, 0) = 0 [pid 4810] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4810] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4810] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4810] write(3, "1000", 4) = 4 [pid 4810] close(3) = 0 [pid 4810] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4810] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4810] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4810] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4810] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4811 attached [pid 4811] set_robust_list(0x7fa9c98459e0, 24 [pid 4810] <... clone resumed>, parent_tid=[165], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 165 [pid 4811] <... set_robust_list resumed>) = 0 [pid 4810] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4811] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4810] <... futex resumed>) = 0 [pid 4811] <... openat resumed>) = 3 [pid 4810] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4811] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4811] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4811] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4811] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4795] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4795] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4795] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4795] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4812 attached [pid 4812] set_robust_list(0x7fa9c98249e0, 24 [pid 4795] <... clone resumed>, parent_tid=[163], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 163 [pid 4812] <... set_robust_list resumed>) = 0 [pid 4795] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4812] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4795] <... futex resumed>) = 0 [pid 4812] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4795] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4812] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 255.413269][ T1238] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.419569][ T1238] ieee802154 phy1 wpan1: encryption failed: -22 [pid 4812] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4795] close(3) = 0 [pid 4795] close(4) = -1 EBADF (Bad file descriptor) [pid 4795] close(5) = -1 EBADF (Bad file descriptor) [pid 4795] close(6) = -1 EBADF (Bad file descriptor) [pid 4795] close(7) = -1 EBADF (Bad file descriptor) [pid 4795] close(8) = -1 EBADF (Bad file descriptor) [pid 4795] close(9) = -1 EBADF (Bad file descriptor) [pid 4795] close(10) = -1 EBADF (Bad file descriptor) [pid 4795] close(11) = -1 EBADF (Bad file descriptor) [pid 4795] close(12) = -1 EBADF (Bad file descriptor) [pid 4795] close(13) = -1 EBADF (Bad file descriptor) [pid 4795] close(14) = -1 EBADF (Bad file descriptor) [pid 4795] close(15) = -1 EBADF (Bad file descriptor) [pid 4795] close(16) = -1 EBADF (Bad file descriptor) [pid 4795] close(17) = -1 EBADF (Bad file descriptor) [pid 4795] close(18) = -1 EBADF (Bad file descriptor) [pid 4795] close(19) = -1 EBADF (Bad file descriptor) [pid 4795] close(20) = -1 EBADF (Bad file descriptor) [pid 4795] close(21) = -1 EBADF (Bad file descriptor) [pid 4795] close(22) = -1 EBADF (Bad file descriptor) [pid 4795] close(23) = -1 EBADF (Bad file descriptor) [pid 4795] close(24) = -1 EBADF (Bad file descriptor) [pid 4795] close(25) = -1 EBADF (Bad file descriptor) [pid 4795] close(26) = -1 EBADF (Bad file descriptor) [pid 4795] close(27) = -1 EBADF (Bad file descriptor) [pid 4795] close(28) = -1 EBADF (Bad file descriptor) [pid 4795] close(29) = -1 EBADF (Bad file descriptor) [pid 4795] exit_group(0 [pid 4812] <... futex resumed>) = ? [pid 4812] +++ exited with 0 +++ [pid 4796] <... ioctl resumed> ) = ? [pid 4795] <... exit_group resumed>) = ? [pid 4796] +++ exited with 0 +++ [pid 4795] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=161, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./54/binderfs") = 0 [pid 3610] umount2("./54/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./54/cgroup") = 0 [pid 3610] umount2("./54/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./54/cgroup.net") = 0 [pid 3610] umount2("./54/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./54/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./54") = 0 [pid 3610] mkdir("./55", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4813 attached [pid 4813] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 164 [pid 4813] <... set_robust_list resumed>) = 0 [pid 4813] chdir("./55") = 0 [pid 4813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4813] setpgid(0, 0) = 0 [pid 4813] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4813] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4813] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4813] write(3, "1000", 4) = 4 [pid 4813] close(3) = 0 [pid 4813] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4813] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4813] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4813] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4813] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4814 attached [pid 4814] set_robust_list(0x7fa9c98459e0, 24 [pid 4813] <... clone resumed>, parent_tid=[165], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 165 [pid 4814] <... set_robust_list resumed>) = 0 [pid 4813] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4814] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4813] <... futex resumed>) = 0 [pid 4814] <... openat resumed>) = 3 [pid 4813] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4814] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4814] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4798] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4798] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4798] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4798] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4815 attached [pid 4815] set_robust_list(0x7fa9c98249e0, 24 [pid 4798] <... clone resumed>, parent_tid=[163], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 163 [pid 4815] <... set_robust_list resumed>) = 0 [pid 4798] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4815] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4798] <... futex resumed>) = 0 [pid 4815] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4798] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4815] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4815] <... futex resumed>) = 0 [pid 4815] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4798] close(3) = 0 [pid 4798] close(4) = -1 EBADF (Bad file descriptor) [pid 4798] close(5) = -1 EBADF (Bad file descriptor) [pid 4798] close(6) = -1 EBADF (Bad file descriptor) [pid 4798] close(7) = -1 EBADF (Bad file descriptor) [pid 4798] close(8) = -1 EBADF (Bad file descriptor) [pid 4798] close(9) = -1 EBADF (Bad file descriptor) [pid 4798] close(10) = -1 EBADF (Bad file descriptor) [pid 4798] close(11) = -1 EBADF (Bad file descriptor) [pid 4798] close(12) = -1 EBADF (Bad file descriptor) [pid 4798] close(13) = -1 EBADF (Bad file descriptor) [pid 4798] close(14) = -1 EBADF (Bad file descriptor) [pid 4798] close(15) = -1 EBADF (Bad file descriptor) [pid 4798] close(16) = -1 EBADF (Bad file descriptor) [pid 4798] close(17) = -1 EBADF (Bad file descriptor) [pid 4798] close(18) = -1 EBADF (Bad file descriptor) [pid 4798] close(19) = -1 EBADF (Bad file descriptor) [pid 4798] close(20) = -1 EBADF (Bad file descriptor) [pid 4798] close(21) = -1 EBADF (Bad file descriptor) [pid 4798] close(22) = -1 EBADF (Bad file descriptor) [pid 4798] close(23) = -1 EBADF (Bad file descriptor) [pid 4798] close(24) = -1 EBADF (Bad file descriptor) [pid 4798] close(25) = -1 EBADF (Bad file descriptor) [pid 4798] close(26) = -1 EBADF (Bad file descriptor) [pid 4798] close(27) = -1 EBADF (Bad file descriptor) [pid 4798] close(28) = -1 EBADF (Bad file descriptor) [pid 4798] close(29) = -1 EBADF (Bad file descriptor) [pid 4798] exit_group(0 [pid 4815] <... futex resumed>) = ? [pid 4815] +++ exited with 0 +++ [pid 4799] <... ioctl resumed> ) = ? [pid 4798] <... exit_group resumed>) = ? [pid 4799] +++ exited with 0 +++ [pid 4798] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=161, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./54/binderfs") = 0 [pid 3614] umount2("./54/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./54/cgroup") = 0 [pid 3614] umount2("./54/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./54/cgroup.net") = 0 [pid 3614] umount2("./54/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./54/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./54") = 0 [pid 3614] mkdir("./55", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4816 attached , child_tidptr=0x5555566ee5d0) = 164 [pid 4816] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4816] chdir("./55") = 0 [pid 4816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4816] setpgid(0, 0) = 0 [pid 4816] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4816] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4816] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4816] write(3, "1000", 4) = 4 [pid 4816] close(3) = 0 [pid 4816] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4816] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4816] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4816] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4816] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4817 attached [pid 4817] set_robust_list(0x7fa9c98459e0, 24 [pid 4816] <... clone resumed>, parent_tid=[165], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 165 [pid 4817] <... set_robust_list resumed>) = 0 [pid 4816] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4817] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4816] <... futex resumed>) = 0 [pid 4817] <... openat resumed>) = 3 [pid 4817] ioctl(3, USB_RAW_IOCTL_INIT [pid 4816] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4817] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4817] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4801] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4801] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4801] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4801] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4818 attached [pid 4818] set_robust_list(0x7fa9c98249e0, 24 [pid 4801] <... clone resumed>, parent_tid=[164], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 164 [pid 4818] <... set_robust_list resumed>) = 0 [pid 4801] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4818] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4801] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4818] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4818] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4801] <... futex resumed>) = 0 [pid 4818] <... futex resumed>) = 1 [pid 4818] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4801] close(3) = 0 [pid 4801] close(4) = -1 EBADF (Bad file descriptor) [pid 4801] close(5) = -1 EBADF (Bad file descriptor) [pid 4801] close(6) = -1 EBADF (Bad file descriptor) [pid 4801] close(7) = -1 EBADF (Bad file descriptor) [pid 4801] close(8) = -1 EBADF (Bad file descriptor) [pid 4801] close(9) = -1 EBADF (Bad file descriptor) [pid 4801] close(10) = -1 EBADF (Bad file descriptor) [pid 4801] close(11) = -1 EBADF (Bad file descriptor) [pid 4801] close(12) = -1 EBADF (Bad file descriptor) [pid 4801] close(13) = -1 EBADF (Bad file descriptor) [pid 4801] close(14) = -1 EBADF (Bad file descriptor) [pid 4801] close(15) = -1 EBADF (Bad file descriptor) [pid 4801] close(16) = -1 EBADF (Bad file descriptor) [pid 4801] close(17) = -1 EBADF (Bad file descriptor) [pid 4801] close(18) = -1 EBADF (Bad file descriptor) [pid 4801] close(19) = -1 EBADF (Bad file descriptor) [pid 4801] close(20) = -1 EBADF (Bad file descriptor) [pid 4801] close(21) = -1 EBADF (Bad file descriptor) [pid 4801] close(22) = -1 EBADF (Bad file descriptor) [pid 4801] close(23) = -1 EBADF (Bad file descriptor) [pid 4801] close(24) = -1 EBADF (Bad file descriptor) [pid 4801] close(25) = -1 EBADF (Bad file descriptor) [pid 4801] close(26) = -1 EBADF (Bad file descriptor) [pid 4801] close(27) = -1 EBADF (Bad file descriptor) [pid 4801] close(28) = -1 EBADF (Bad file descriptor) [pid 4801] close(29) = -1 EBADF (Bad file descriptor) [pid 4801] exit_group(0 [pid 4818] <... futex resumed>) = ? [pid 4802] <... ioctl resumed> ) = ? [pid 4801] <... exit_group resumed>) = ? [pid 4818] +++ exited with 0 +++ [pid 4802] +++ exited with 0 +++ [pid 4801] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=162, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./55/binderfs") = 0 [pid 3611] umount2("./55/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./55/cgroup") = 0 [pid 3611] umount2("./55/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./55/cgroup.net") = 0 [pid 3611] umount2("./55/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./55/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./55") = 0 [pid 3611] mkdir("./56", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4819 attached [pid 4819] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 165 [pid 4819] <... set_robust_list resumed>) = 0 [pid 4819] chdir("./56") = 0 [pid 4819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4819] setpgid(0, 0) = 0 [pid 4819] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4819] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4819] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4819] write(3, "1000", 4) = 4 [pid 4819] close(3) = 0 [pid 4819] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4819] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4819] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4819] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4819] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4820 attached [pid 4820] set_robust_list(0x7fa9c98459e0, 24 [pid 4819] <... clone resumed>, parent_tid=[166], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 166 [pid 4820] <... set_robust_list resumed>) = 0 [pid 4819] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4820] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4819] <... futex resumed>) = 0 [pid 4820] <... openat resumed>) = 3 [pid 4819] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4820] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4820] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4804] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4804] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4804] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4804] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4821 attached [pid 4821] set_robust_list(0x7fa9c98249e0, 24 [pid 4804] <... clone resumed>, parent_tid=[167], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 167 [pid 4821] <... set_robust_list resumed>) = 0 [pid 4804] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4821] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4804] <... futex resumed>) = 0 [pid 4821] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4804] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4821] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4821] <... futex resumed>) = 0 [pid 4821] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4804] close(3) = 0 [pid 4804] close(4) = -1 EBADF (Bad file descriptor) [pid 4804] close(5) = -1 EBADF (Bad file descriptor) [pid 4804] close(6) = -1 EBADF (Bad file descriptor) [pid 4804] close(7) = -1 EBADF (Bad file descriptor) [pid 4804] close(8) = -1 EBADF (Bad file descriptor) [pid 4804] close(9) = -1 EBADF (Bad file descriptor) [pid 4804] close(10) = -1 EBADF (Bad file descriptor) [pid 4804] close(11) = -1 EBADF (Bad file descriptor) [pid 4804] close(12) = -1 EBADF (Bad file descriptor) [pid 4804] close(13) = -1 EBADF (Bad file descriptor) [pid 4804] close(14) = -1 EBADF (Bad file descriptor) [pid 4804] close(15) = -1 EBADF (Bad file descriptor) [pid 4804] close(16) = -1 EBADF (Bad file descriptor) [pid 4804] close(17) = -1 EBADF (Bad file descriptor) [pid 4804] close(18) = -1 EBADF (Bad file descriptor) [pid 4804] close(19) = -1 EBADF (Bad file descriptor) [pid 4804] close(20) = -1 EBADF (Bad file descriptor) [pid 4804] close(21) = -1 EBADF (Bad file descriptor) [pid 4804] close(22) = -1 EBADF (Bad file descriptor) [pid 4804] close(23) = -1 EBADF (Bad file descriptor) [pid 4804] close(24) = -1 EBADF (Bad file descriptor) [pid 4804] close(25) = -1 EBADF (Bad file descriptor) [pid 4804] close(26) = -1 EBADF (Bad file descriptor) [pid 4804] close(27) = -1 EBADF (Bad file descriptor) [pid 4804] close(28) = -1 EBADF (Bad file descriptor) [pid 4804] close(29) = -1 EBADF (Bad file descriptor) [pid 4804] exit_group(0 [pid 4821] <... futex resumed>) = ? [pid 4805] <... ioctl resumed> ) = ? [pid 4804] <... exit_group resumed>) = ? [pid 4821] +++ exited with 0 +++ [pid 4805] +++ exited with 0 +++ [pid 4804] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./57/binderfs") = 0 [pid 3613] umount2("./57/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./57/cgroup") = 0 [pid 3613] umount2("./57/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./57/cgroup.net") = 0 [pid 3613] umount2("./57/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./57/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./57") = 0 [pid 3613] mkdir("./58", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4822 attached , child_tidptr=0x5555566ee5d0) = 168 [pid 4822] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4822] chdir("./58") = 0 [pid 4822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4822] setpgid(0, 0) = 0 [pid 4822] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4822] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4822] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4822] write(3, "1000", 4) = 4 [pid 4822] close(3) = 0 [pid 4822] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4822] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4822] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4822] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4822] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4823 attached [pid 4823] set_robust_list(0x7fa9c98459e0, 24 [pid 4822] <... clone resumed>, parent_tid=[169], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 169 [pid 4823] <... set_robust_list resumed>) = 0 [pid 4822] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4823] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4822] <... futex resumed>) = 0 [pid 4823] <... openat resumed>) = 3 [pid 4822] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4823] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4823] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4823] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4823] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4807] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4807] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4807] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4807] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4824 attached [pid 4824] set_robust_list(0x7fa9c98249e0, 24 [pid 4807] <... clone resumed>, parent_tid=[167], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 167 [pid 4824] <... set_robust_list resumed>) = 0 [pid 4807] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4824] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4807] <... futex resumed>) = 0 [pid 4824] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4807] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4824] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4824] <... futex resumed>) = 0 [pid 4824] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4807] close(3) = 0 [pid 4807] close(4) = -1 EBADF (Bad file descriptor) [pid 4807] close(5) = -1 EBADF (Bad file descriptor) [pid 4807] close(6) = -1 EBADF (Bad file descriptor) [pid 4807] close(7) = -1 EBADF (Bad file descriptor) [pid 4807] close(8) = -1 EBADF (Bad file descriptor) [pid 4807] close(9) = -1 EBADF (Bad file descriptor) [pid 4807] close(10) = -1 EBADF (Bad file descriptor) [pid 4807] close(11) = -1 EBADF (Bad file descriptor) [pid 4807] close(12) = -1 EBADF (Bad file descriptor) [pid 4807] close(13) = -1 EBADF (Bad file descriptor) [pid 4807] close(14) = -1 EBADF (Bad file descriptor) [pid 4807] close(15) = -1 EBADF (Bad file descriptor) [pid 4807] close(16) = -1 EBADF (Bad file descriptor) [pid 4807] close(17) = -1 EBADF (Bad file descriptor) [pid 4807] close(18) = -1 EBADF (Bad file descriptor) [pid 4807] close(19) = -1 EBADF (Bad file descriptor) [pid 4807] close(20) = -1 EBADF (Bad file descriptor) [pid 4807] close(21) = -1 EBADF (Bad file descriptor) [pid 4807] close(22) = -1 EBADF (Bad file descriptor) [pid 4807] close(23) = -1 EBADF (Bad file descriptor) [pid 4807] close(24) = -1 EBADF (Bad file descriptor) [pid 4807] close(25) = -1 EBADF (Bad file descriptor) [pid 4807] close(26) = -1 EBADF (Bad file descriptor) [pid 4807] close(27) = -1 EBADF (Bad file descriptor) [pid 4807] close(28) = -1 EBADF (Bad file descriptor) [pid 4807] close(29) = -1 EBADF (Bad file descriptor) [pid 4807] exit_group(0 [pid 4824] <... futex resumed>) = ? [pid 4808] <... ioctl resumed> ) = ? [pid 4807] <... exit_group resumed>) = ? [pid 4824] +++ exited with 0 +++ [pid 4808] +++ exited with 0 +++ [pid 4807] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./56/binderfs") = 0 [pid 3615] umount2("./56/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./56/cgroup") = 0 [pid 3615] umount2("./56/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./56/cgroup.net") = 0 [pid 3615] umount2("./56/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./56/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./56") = 0 [pid 3615] mkdir("./57", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4825 attached , child_tidptr=0x5555566ee5d0) = 168 [pid 4825] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4825] chdir("./57") = 0 [pid 4825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4825] setpgid(0, 0) = 0 [pid 4825] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4825] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4825] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4825] write(3, "1000", 4) = 4 [pid 4825] close(3) = 0 [pid 4825] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4825] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4825] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4825] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4825] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4826 attached [pid 4826] set_robust_list(0x7fa9c98459e0, 24 [pid 4825] <... clone resumed>, parent_tid=[169], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 169 [pid 4826] <... set_robust_list resumed>) = 0 [pid 4825] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4826] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4825] <... futex resumed>) = 0 [pid 4826] <... openat resumed>) = 3 [pid 4825] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4826] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4826] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4826] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4826] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4810] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4810] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4810] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4810] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4827 attached [pid 4827] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4827] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4810] <... clone resumed>, parent_tid=[166], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 166 [pid 4810] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4827] <... futex resumed>) = 0 [pid 4810] <... futex resumed>) = 1 [pid 4827] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4827] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4810] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4827] <... futex resumed>) = 0 [pid 4827] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4810] close(3) = 0 [pid 4810] close(4) = -1 EBADF (Bad file descriptor) [pid 4810] close(5) = -1 EBADF (Bad file descriptor) [pid 4810] close(6) = -1 EBADF (Bad file descriptor) [pid 4810] close(7) = -1 EBADF (Bad file descriptor) [pid 4810] close(8) = -1 EBADF (Bad file descriptor) [pid 4810] close(9) = -1 EBADF (Bad file descriptor) [pid 4810] close(10) = -1 EBADF (Bad file descriptor) [pid 4810] close(11) = -1 EBADF (Bad file descriptor) [pid 4810] close(12) = -1 EBADF (Bad file descriptor) [pid 4810] close(13) = -1 EBADF (Bad file descriptor) [pid 4810] close(14) = -1 EBADF (Bad file descriptor) [pid 4810] close(15) = -1 EBADF (Bad file descriptor) [pid 4810] close(16) = -1 EBADF (Bad file descriptor) [pid 4810] close(17) = -1 EBADF (Bad file descriptor) [pid 4810] close(18) = -1 EBADF (Bad file descriptor) [pid 4810] close(19) = -1 EBADF (Bad file descriptor) [pid 4810] close(20) = -1 EBADF (Bad file descriptor) [pid 4810] close(21) = -1 EBADF (Bad file descriptor) [pid 4810] close(22) = -1 EBADF (Bad file descriptor) [pid 4810] close(23) = -1 EBADF (Bad file descriptor) [pid 4810] close(24) = -1 EBADF (Bad file descriptor) [pid 4810] close(25) = -1 EBADF (Bad file descriptor) [pid 4810] close(26) = -1 EBADF (Bad file descriptor) [pid 4810] close(27) = -1 EBADF (Bad file descriptor) [pid 4810] close(28) = -1 EBADF (Bad file descriptor) [pid 4810] close(29) = -1 EBADF (Bad file descriptor) [pid 4810] exit_group(0 [pid 4827] <... futex resumed>) = ? [pid 4811] <... ioctl resumed> ) = ? [pid 4810] <... exit_group resumed>) = ? [pid 4827] +++ exited with 0 +++ [pid 4811] +++ exited with 0 +++ [pid 4810] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=164, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./56/binderfs") = 0 [pid 3612] umount2("./56/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./56/cgroup") = 0 [pid 3612] umount2("./56/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./56/cgroup.net") = 0 [pid 3612] umount2("./56/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./56/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./56") = 0 [pid 3612] mkdir("./57", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4828 attached , child_tidptr=0x5555566ee5d0) = 167 [pid 4828] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4828] chdir("./57") = 0 [pid 4828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4828] setpgid(0, 0) = 0 [pid 4828] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4828] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4828] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4828] write(3, "1000", 4) = 4 [pid 4828] close(3) = 0 [pid 4828] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4828] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4828] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4828] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4828] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4829 attached , parent_tid=[168], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 168 [pid 4828] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4829] set_robust_list(0x7fa9c98459e0, 24 [pid 4828] <... futex resumed>) = 0 [pid 4829] <... set_robust_list resumed>) = 0 [pid 4828] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4829] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4829] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4829] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4829] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4829] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4813] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4813] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4813] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4813] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4830 attached [pid 4830] set_robust_list(0x7fa9c98249e0, 24 [pid 4813] <... clone resumed>, parent_tid=[166], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 166 [pid 4830] <... set_robust_list resumed>) = 0 [pid 4813] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4830] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4813] <... futex resumed>) = 0 [pid 4830] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4813] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4830] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4830] <... futex resumed>) = 0 [pid 4830] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4813] close(3) = 0 [pid 4813] close(4) = -1 EBADF (Bad file descriptor) [pid 4813] close(5) = -1 EBADF (Bad file descriptor) [pid 4813] close(6) = -1 EBADF (Bad file descriptor) [pid 4813] close(7) = -1 EBADF (Bad file descriptor) [pid 4813] close(8) = -1 EBADF (Bad file descriptor) [pid 4813] close(9) = -1 EBADF (Bad file descriptor) [pid 4813] close(10) = -1 EBADF (Bad file descriptor) [pid 4813] close(11) = -1 EBADF (Bad file descriptor) [pid 4813] close(12) = -1 EBADF (Bad file descriptor) [pid 4813] close(13) = -1 EBADF (Bad file descriptor) [pid 4813] close(14) = -1 EBADF (Bad file descriptor) [pid 4813] close(15) = -1 EBADF (Bad file descriptor) [pid 4813] close(16) = -1 EBADF (Bad file descriptor) [pid 4813] close(17) = -1 EBADF (Bad file descriptor) [pid 4813] close(18) = -1 EBADF (Bad file descriptor) [pid 4813] close(19) = -1 EBADF (Bad file descriptor) [pid 4813] close(20) = -1 EBADF (Bad file descriptor) [pid 4813] close(21) = -1 EBADF (Bad file descriptor) [pid 4813] close(22) = -1 EBADF (Bad file descriptor) [pid 4813] close(23) = -1 EBADF (Bad file descriptor) [pid 4813] close(24) = -1 EBADF (Bad file descriptor) [pid 4813] close(25) = -1 EBADF (Bad file descriptor) [pid 4813] close(26) = -1 EBADF (Bad file descriptor) [pid 4813] close(27) = -1 EBADF (Bad file descriptor) [pid 4813] close(28) = -1 EBADF (Bad file descriptor) [pid 4813] close(29) = -1 EBADF (Bad file descriptor) [pid 4813] exit_group(0) = ? [pid 4830] <... futex resumed>) = ? [pid 4814] <... ioctl resumed> ) = ? [pid 4830] +++ exited with 0 +++ [pid 4814] +++ exited with 0 +++ [pid 4813] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=164, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./55/binderfs") = 0 [pid 3610] umount2("./55/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./55/cgroup") = 0 [pid 3610] umount2("./55/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./55/cgroup.net") = 0 [pid 3610] umount2("./55/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./55/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./55") = 0 [pid 3610] mkdir("./56", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4831 attached , child_tidptr=0x5555566ee5d0) = 167 [pid 4831] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4831] chdir("./56") = 0 [pid 4831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4831] setpgid(0, 0) = 0 [pid 4831] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4831] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4831] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4831] write(3, "1000", 4) = 4 [pid 4831] close(3) = 0 [pid 4831] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4831] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4831] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4831] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4832 attached [pid 4832] set_robust_list(0x7fa9c98459e0, 24 [pid 4831] <... clone resumed>, parent_tid=[168], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 168 [pid 4832] <... set_robust_list resumed>) = 0 [pid 4831] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4832] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4831] <... futex resumed>) = 0 [pid 4831] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4832] <... openat resumed>) = 3 [pid 4832] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4832] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4832] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4832] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4816] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4816] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4816] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4816] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[166], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 166 [pid 4816] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4816] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4833 attached [pid 4833] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4833] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4833] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4816] <... futex resumed>) = 0 [pid 4833] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4816] close(3) = 0 [pid 4816] close(4) = -1 EBADF (Bad file descriptor) [pid 4816] close(5) = -1 EBADF (Bad file descriptor) [pid 4816] close(6) = -1 EBADF (Bad file descriptor) [pid 4816] close(7) = -1 EBADF (Bad file descriptor) [pid 4816] close(8) = -1 EBADF (Bad file descriptor) [pid 4816] close(9) = -1 EBADF (Bad file descriptor) [pid 4816] close(10) = -1 EBADF (Bad file descriptor) [pid 4816] close(11) = -1 EBADF (Bad file descriptor) [pid 4816] close(12) = -1 EBADF (Bad file descriptor) [pid 4816] close(13) = -1 EBADF (Bad file descriptor) [pid 4816] close(14) = -1 EBADF (Bad file descriptor) [pid 4816] close(15) = -1 EBADF (Bad file descriptor) [pid 4816] close(16) = -1 EBADF (Bad file descriptor) [pid 4816] close(17) = -1 EBADF (Bad file descriptor) [pid 4816] close(18) = -1 EBADF (Bad file descriptor) [pid 4816] close(19) = -1 EBADF (Bad file descriptor) [pid 4816] close(20) = -1 EBADF (Bad file descriptor) [pid 4816] close(21) = -1 EBADF (Bad file descriptor) [pid 4816] close(22) = -1 EBADF (Bad file descriptor) [pid 4816] close(23) = -1 EBADF (Bad file descriptor) [pid 4816] close(24) = -1 EBADF (Bad file descriptor) [pid 4816] close(25) = -1 EBADF (Bad file descriptor) [pid 4816] close(26) = -1 EBADF (Bad file descriptor) [pid 4816] close(27) = -1 EBADF (Bad file descriptor) [pid 4816] close(28) = -1 EBADF (Bad file descriptor) [pid 4816] close(29) = -1 EBADF (Bad file descriptor) [pid 4816] exit_group(0 [pid 4833] <... futex resumed>) = ? [pid 4817] <... ioctl resumed> ) = ? [pid 4816] <... exit_group resumed>) = ? [pid 4833] +++ exited with 0 +++ [pid 4817] +++ exited with 0 +++ [pid 4816] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=164, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3614] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./55/binderfs") = 0 [pid 3614] umount2("./55/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./55/cgroup") = 0 [pid 3614] umount2("./55/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./55/cgroup.net") = 0 [pid 3614] umount2("./55/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./55/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./55") = 0 [pid 3614] mkdir("./56", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4834 attached [pid 4834] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 167 [pid 4834] <... set_robust_list resumed>) = 0 [pid 4834] chdir("./56") = 0 [pid 4834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4834] setpgid(0, 0) = 0 [pid 4834] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4834] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4834] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4834] write(3, "1000", 4) = 4 [pid 4834] close(3) = 0 [pid 4834] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4834] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4834] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4834] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4834] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4835 attached [pid 4835] set_robust_list(0x7fa9c98459e0, 24 [pid 4834] <... clone resumed>, parent_tid=[168], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 168 [pid 4835] <... set_robust_list resumed>) = 0 [pid 4834] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4835] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4834] <... futex resumed>) = 0 [pid 4835] <... openat resumed>) = 3 [pid 4834] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4835] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4835] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4835] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4835] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4819] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4819] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4819] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4819] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4836 attached [pid 4836] set_robust_list(0x7fa9c98249e0, 24 [pid 4819] <... clone resumed>, parent_tid=[167], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 167 [pid 4836] <... set_robust_list resumed>) = 0 [pid 4819] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4836] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4819] <... futex resumed>) = 0 [pid 4836] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4819] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4836] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4836] <... futex resumed>) = 0 [pid 4836] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4819] close(3) = 0 [pid 4819] close(4) = -1 EBADF (Bad file descriptor) [pid 4819] close(5) = -1 EBADF (Bad file descriptor) [pid 4819] close(6) = -1 EBADF (Bad file descriptor) [pid 4819] close(7) = -1 EBADF (Bad file descriptor) [pid 4819] close(8) = -1 EBADF (Bad file descriptor) [pid 4819] close(9) = -1 EBADF (Bad file descriptor) [pid 4819] close(10) = -1 EBADF (Bad file descriptor) [pid 4819] close(11) = -1 EBADF (Bad file descriptor) [pid 4819] close(12) = -1 EBADF (Bad file descriptor) [pid 4819] close(13) = -1 EBADF (Bad file descriptor) [pid 4819] close(14) = -1 EBADF (Bad file descriptor) [pid 4819] close(15) = -1 EBADF (Bad file descriptor) [pid 4819] close(16) = -1 EBADF (Bad file descriptor) [pid 4819] close(17) = -1 EBADF (Bad file descriptor) [pid 4819] close(18) = -1 EBADF (Bad file descriptor) [pid 4819] close(19) = -1 EBADF (Bad file descriptor) [pid 4819] close(20) = -1 EBADF (Bad file descriptor) [pid 4819] close(21) = -1 EBADF (Bad file descriptor) [pid 4819] close(22) = -1 EBADF (Bad file descriptor) [pid 4819] close(23) = -1 EBADF (Bad file descriptor) [pid 4819] close(24) = -1 EBADF (Bad file descriptor) [pid 4819] close(25) = -1 EBADF (Bad file descriptor) [pid 4819] close(26) = -1 EBADF (Bad file descriptor) [pid 4819] close(27) = -1 EBADF (Bad file descriptor) [pid 4819] close(28) = -1 EBADF (Bad file descriptor) [pid 4819] close(29) = -1 EBADF (Bad file descriptor) [pid 4819] exit_group(0 [pid 4836] <... futex resumed>) = ? [pid 4820] <... ioctl resumed> ) = ? [pid 4819] <... exit_group resumed>) = ? [pid 4820] +++ exited with 0 +++ [pid 4836] +++ exited with 0 +++ [pid 4819] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./56/binderfs") = 0 [pid 3611] umount2("./56/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./56/cgroup") = 0 [pid 3611] umount2("./56/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./56/cgroup.net") = 0 [pid 3611] umount2("./56/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./56/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./56") = 0 [pid 3611] mkdir("./57", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4837 attached , child_tidptr=0x5555566ee5d0) = 168 [pid 4837] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4837] chdir("./57") = 0 [pid 4837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4837] setpgid(0, 0) = 0 [pid 4837] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4837] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4837] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4837] write(3, "1000", 4) = 4 [pid 4837] close(3) = 0 [pid 4837] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4837] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4837] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4837] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4837] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4838 attached [pid 4838] set_robust_list(0x7fa9c98459e0, 24 [pid 4837] <... clone resumed>, parent_tid=[169], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 169 [pid 4838] <... set_robust_list resumed>) = 0 [pid 4837] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4838] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4837] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4838] <... openat resumed>) = 3 [pid 4838] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4838] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4822] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4838] <... ioctl resumed>, 0) = 0 [pid 4822] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4838] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4838] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4822] <... futex resumed>) = 0 [pid 4822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4822] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4822] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4839 attached [pid 4839] set_robust_list(0x7fa9c98249e0, 24 [pid 4822] <... clone resumed>, parent_tid=[170], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 170 [pid 4839] <... set_robust_list resumed>) = 0 [pid 4822] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4839] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4822] <... futex resumed>) = 0 [pid 4839] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4822] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4839] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4839] <... futex resumed>) = 0 [pid 4839] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4822] close(3) = 0 [pid 4822] close(4) = -1 EBADF (Bad file descriptor) [pid 4822] close(5) = -1 EBADF (Bad file descriptor) [pid 4822] close(6) = -1 EBADF (Bad file descriptor) [pid 4822] close(7) = -1 EBADF (Bad file descriptor) [pid 4822] close(8) = -1 EBADF (Bad file descriptor) [pid 4822] close(9) = -1 EBADF (Bad file descriptor) [pid 4822] close(10) = -1 EBADF (Bad file descriptor) [pid 4822] close(11) = -1 EBADF (Bad file descriptor) [pid 4822] close(12) = -1 EBADF (Bad file descriptor) [pid 4822] close(13) = -1 EBADF (Bad file descriptor) [pid 4822] close(14) = -1 EBADF (Bad file descriptor) [pid 4822] close(15) = -1 EBADF (Bad file descriptor) [pid 4822] close(16) = -1 EBADF (Bad file descriptor) [pid 4822] close(17) = -1 EBADF (Bad file descriptor) [pid 4822] close(18) = -1 EBADF (Bad file descriptor) [pid 4822] close(19) = -1 EBADF (Bad file descriptor) [pid 4822] close(20) = -1 EBADF (Bad file descriptor) [pid 4822] close(21) = -1 EBADF (Bad file descriptor) [pid 4822] close(22) = -1 EBADF (Bad file descriptor) [pid 4822] close(23) = -1 EBADF (Bad file descriptor) [pid 4822] close(24) = -1 EBADF (Bad file descriptor) [pid 4822] close(25) = -1 EBADF (Bad file descriptor) [pid 4822] close(26) = -1 EBADF (Bad file descriptor) [pid 4822] close(27) = -1 EBADF (Bad file descriptor) [pid 4822] close(28) = -1 EBADF (Bad file descriptor) [pid 4822] close(29) = -1 EBADF (Bad file descriptor) [pid 4822] exit_group(0) = ? [pid 4839] <... futex resumed>) = ? [pid 4823] <... ioctl resumed> ) = ? [pid 4839] +++ exited with 0 +++ [pid 4823] +++ exited with 0 +++ [pid 4822] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./58/binderfs") = 0 [pid 3613] umount2("./58/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./58/cgroup") = 0 [pid 3613] umount2("./58/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./58/cgroup.net") = 0 [pid 3613] umount2("./58/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./58/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./58") = 0 [pid 3613] mkdir("./59", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4840 attached , child_tidptr=0x5555566ee5d0) = 171 [pid 4840] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4840] chdir("./59") = 0 [pid 4840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4840] setpgid(0, 0) = 0 [pid 4840] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4840] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4840] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4840] write(3, "1000", 4) = 4 [pid 4840] close(3) = 0 [pid 4840] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4840] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4840] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4840] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4840] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4841 attached [pid 4841] set_robust_list(0x7fa9c98459e0, 24 [pid 4840] <... clone resumed>, parent_tid=[172], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 172 [pid 4841] <... set_robust_list resumed>) = 0 [pid 4840] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4841] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4840] <... futex resumed>) = 0 [pid 4841] <... openat resumed>) = 3 [pid 4840] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4841] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4841] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4841] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4841] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4825] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4825] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4825] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4842 attached [pid 4842] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4842] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4825] <... clone resumed>, parent_tid=[170], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 170 [pid 4825] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4842] <... futex resumed>) = 0 [pid 4825] <... futex resumed>) = 1 [pid 4842] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4825] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4842] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4842] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4842] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4825] close(3) = 0 [pid 4825] close(4) = -1 EBADF (Bad file descriptor) [pid 4825] close(5) = -1 EBADF (Bad file descriptor) [pid 4825] close(6) = -1 EBADF (Bad file descriptor) [pid 4825] close(7) = -1 EBADF (Bad file descriptor) [pid 4825] close(8) = -1 EBADF (Bad file descriptor) [pid 4825] close(9) = -1 EBADF (Bad file descriptor) [pid 4825] close(10) = -1 EBADF (Bad file descriptor) [pid 4825] close(11) = -1 EBADF (Bad file descriptor) [pid 4825] close(12) = -1 EBADF (Bad file descriptor) [pid 4825] close(13) = -1 EBADF (Bad file descriptor) [pid 4825] close(14) = -1 EBADF (Bad file descriptor) [pid 4825] close(15) = -1 EBADF (Bad file descriptor) [pid 4825] close(16) = -1 EBADF (Bad file descriptor) [pid 4825] close(17) = -1 EBADF (Bad file descriptor) [pid 4825] close(18) = -1 EBADF (Bad file descriptor) [pid 4825] close(19) = -1 EBADF (Bad file descriptor) [pid 4825] close(20) = -1 EBADF (Bad file descriptor) [pid 4825] close(21) = -1 EBADF (Bad file descriptor) [pid 4825] close(22) = -1 EBADF (Bad file descriptor) [pid 4825] close(23) = -1 EBADF (Bad file descriptor) [pid 4825] close(24) = -1 EBADF (Bad file descriptor) [pid 4825] close(25) = -1 EBADF (Bad file descriptor) [pid 4825] close(26) = -1 EBADF (Bad file descriptor) [pid 4825] close(27) = -1 EBADF (Bad file descriptor) [pid 4825] close(28) = -1 EBADF (Bad file descriptor) [pid 4825] close(29) = -1 EBADF (Bad file descriptor) [pid 4825] exit_group(0 [pid 4842] <... futex resumed>) = ? [pid 4826] <... ioctl resumed> ) = ? [pid 4825] <... exit_group resumed>) = ? [pid 4842] +++ exited with 0 +++ [pid 4826] +++ exited with 0 +++ [pid 4825] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./57/binderfs") = 0 [pid 3615] umount2("./57/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./57/cgroup") = 0 [pid 3615] umount2("./57/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./57/cgroup.net") = 0 [pid 3615] umount2("./57/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./57/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./57") = 0 [pid 3615] mkdir("./58", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4843 attached [pid 4843] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 171 [pid 4843] <... set_robust_list resumed>) = 0 [pid 4843] chdir("./58") = 0 [pid 4843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4843] setpgid(0, 0) = 0 [pid 4843] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4843] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4843] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4843] write(3, "1000", 4) = 4 [pid 4843] close(3) = 0 [pid 4843] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4843] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4843] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4843] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4843] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4844 attached [pid 4844] set_robust_list(0x7fa9c98459e0, 24 [pid 4843] <... clone resumed>, parent_tid=[172], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 172 [pid 4844] <... set_robust_list resumed>) = 0 [pid 4843] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4844] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4843] <... futex resumed>) = 0 [pid 4843] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4844] <... openat resumed>) = 3 [pid 4844] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4844] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4844] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4844] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4828] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4828] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4828] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4828] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4845 attached [pid 4845] set_robust_list(0x7fa9c98249e0, 24 [pid 4828] <... clone resumed>, parent_tid=[169], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 169 [pid 4845] <... set_robust_list resumed>) = 0 [pid 4828] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4845] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4828] <... futex resumed>) = 0 [pid 4845] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4828] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4845] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4845] <... futex resumed>) = 0 [pid 4845] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4828] close(3) = 0 [pid 4828] close(4) = -1 EBADF (Bad file descriptor) [pid 4828] close(5) = -1 EBADF (Bad file descriptor) [pid 4828] close(6) = -1 EBADF (Bad file descriptor) [pid 4828] close(7) = -1 EBADF (Bad file descriptor) [pid 4828] close(8) = -1 EBADF (Bad file descriptor) [pid 4828] close(9) = -1 EBADF (Bad file descriptor) [pid 4828] close(10) = -1 EBADF (Bad file descriptor) [pid 4828] close(11) = -1 EBADF (Bad file descriptor) [pid 4828] close(12) = -1 EBADF (Bad file descriptor) [pid 4828] close(13) = -1 EBADF (Bad file descriptor) [pid 4828] close(14) = -1 EBADF (Bad file descriptor) [pid 4828] close(15) = -1 EBADF (Bad file descriptor) [pid 4828] close(16) = -1 EBADF (Bad file descriptor) [pid 4828] close(17) = -1 EBADF (Bad file descriptor) [pid 4828] close(18) = -1 EBADF (Bad file descriptor) [pid 4828] close(19) = -1 EBADF (Bad file descriptor) [pid 4828] close(20) = -1 EBADF (Bad file descriptor) [pid 4828] close(21) = -1 EBADF (Bad file descriptor) [pid 4828] close(22) = -1 EBADF (Bad file descriptor) [pid 4828] close(23) = -1 EBADF (Bad file descriptor) [pid 4828] close(24) = -1 EBADF (Bad file descriptor) [pid 4828] close(25) = -1 EBADF (Bad file descriptor) [pid 4828] close(26) = -1 EBADF (Bad file descriptor) [pid 4828] close(27) = -1 EBADF (Bad file descriptor) [pid 4828] close(28) = -1 EBADF (Bad file descriptor) [pid 4828] close(29) = -1 EBADF (Bad file descriptor) [pid 4828] exit_group(0 [pid 4845] <... futex resumed>) = ? [pid 4829] <... ioctl resumed> ) = ? [pid 4828] <... exit_group resumed>) = ? [pid 4845] +++ exited with 0 +++ [pid 4829] +++ exited with 0 +++ [pid 4828] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3612] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./57/binderfs") = 0 [pid 3612] umount2("./57/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./57/cgroup") = 0 [pid 3612] umount2("./57/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./57/cgroup.net") = 0 [pid 3612] umount2("./57/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./57/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./57") = 0 [pid 3612] mkdir("./58", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4846 attached , child_tidptr=0x5555566ee5d0) = 170 [pid 4846] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4846] chdir("./58") = 0 [pid 4846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4846] setpgid(0, 0) = 0 [pid 4846] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4846] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4846] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4846] write(3, "1000", 4) = 4 [pid 4846] close(3) = 0 [pid 4846] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4846] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4846] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4846] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4846] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[171], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 171 [pid 4846] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4846] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000}./strace-static-x86_64: Process 4847 attached [pid 4847] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4847] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4847] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4847] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4847] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4847] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4831] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4831] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4831] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4831] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4848 attached [pid 4848] set_robust_list(0x7fa9c98249e0, 24 [pid 4831] <... clone resumed>, parent_tid=[169], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 169 [pid 4848] <... set_robust_list resumed>) = 0 [pid 4831] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4848] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4831] <... futex resumed>) = 0 [pid 4848] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4831] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4848] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4848] <... futex resumed>) = 0 [pid 4848] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4831] close(3) = 0 [pid 4831] close(4) = -1 EBADF (Bad file descriptor) [pid 4831] close(5) = -1 EBADF (Bad file descriptor) [pid 4831] close(6) = -1 EBADF (Bad file descriptor) [pid 4831] close(7) = -1 EBADF (Bad file descriptor) [pid 4831] close(8) = -1 EBADF (Bad file descriptor) [pid 4831] close(9) = -1 EBADF (Bad file descriptor) [pid 4831] close(10) = -1 EBADF (Bad file descriptor) [pid 4831] close(11) = -1 EBADF (Bad file descriptor) [pid 4831] close(12) = -1 EBADF (Bad file descriptor) [pid 4831] close(13) = -1 EBADF (Bad file descriptor) [pid 4831] close(14) = -1 EBADF (Bad file descriptor) [pid 4831] close(15) = -1 EBADF (Bad file descriptor) [pid 4831] close(16) = -1 EBADF (Bad file descriptor) [pid 4831] close(17) = -1 EBADF (Bad file descriptor) [pid 4831] close(18) = -1 EBADF (Bad file descriptor) [pid 4831] close(19) = -1 EBADF (Bad file descriptor) [pid 4831] close(20) = -1 EBADF (Bad file descriptor) [pid 4831] close(21) = -1 EBADF (Bad file descriptor) [pid 4831] close(22) = -1 EBADF (Bad file descriptor) [pid 4831] close(23) = -1 EBADF (Bad file descriptor) [pid 4831] close(24) = -1 EBADF (Bad file descriptor) [pid 4831] close(25) = -1 EBADF (Bad file descriptor) [pid 4831] close(26) = -1 EBADF (Bad file descriptor) [pid 4831] close(27) = -1 EBADF (Bad file descriptor) [pid 4831] close(28) = -1 EBADF (Bad file descriptor) [pid 4831] close(29) = -1 EBADF (Bad file descriptor) [pid 4831] exit_group(0 [pid 4848] <... futex resumed>) = ? [pid 4832] <... ioctl resumed> ) = ? [pid 4831] <... exit_group resumed>) = ? [pid 4848] +++ exited with 0 +++ [pid 4832] +++ exited with 0 +++ [pid 4831] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./56/binderfs") = 0 [pid 3610] umount2("./56/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./56/cgroup") = 0 [pid 3610] umount2("./56/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./56/cgroup.net") = 0 [pid 3610] umount2("./56/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./56/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./56") = 0 [pid 3610] mkdir("./57", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4849 attached , child_tidptr=0x5555566ee5d0) = 170 [pid 4849] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4849] chdir("./57") = 0 [pid 4849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4849] setpgid(0, 0) = 0 [pid 4849] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4849] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4849] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4849] write(3, "1000", 4) = 4 [pid 4849] close(3) = 0 [pid 4849] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4849] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4849] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4849] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4849] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4850 attached [pid 4850] set_robust_list(0x7fa9c98459e0, 24 [pid 4849] <... clone resumed>, parent_tid=[171], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 171 [pid 4850] <... set_robust_list resumed>) = 0 [pid 4849] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4850] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4849] <... futex resumed>) = 0 [pid 4849] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4850] <... openat resumed>) = 3 [pid 4850] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4850] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4850] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4834] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4834] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4834] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4851 attached [pid 4851] set_robust_list(0x7fa9c98249e0, 24 [pid 4834] <... clone resumed>, parent_tid=[169], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 169 [pid 4851] <... set_robust_list resumed>) = 0 [pid 4834] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4851] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4834] <... futex resumed>) = 0 [pid 4851] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4834] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4851] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4851] <... futex resumed>) = 0 [pid 4851] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4834] close(3) = 0 [pid 4834] close(4) = -1 EBADF (Bad file descriptor) [pid 4834] close(5) = -1 EBADF (Bad file descriptor) [pid 4834] close(6) = -1 EBADF (Bad file descriptor) [pid 4834] close(7) = -1 EBADF (Bad file descriptor) [pid 4834] close(8) = -1 EBADF (Bad file descriptor) [pid 4834] close(9) = -1 EBADF (Bad file descriptor) [pid 4834] close(10) = -1 EBADF (Bad file descriptor) [pid 4834] close(11) = -1 EBADF (Bad file descriptor) [pid 4834] close(12) = -1 EBADF (Bad file descriptor) [pid 4834] close(13) = -1 EBADF (Bad file descriptor) [pid 4834] close(14) = -1 EBADF (Bad file descriptor) [pid 4834] close(15) = -1 EBADF (Bad file descriptor) [pid 4834] close(16) = -1 EBADF (Bad file descriptor) [pid 4834] close(17) = -1 EBADF (Bad file descriptor) [pid 4834] close(18) = -1 EBADF (Bad file descriptor) [pid 4834] close(19) = -1 EBADF (Bad file descriptor) [pid 4834] close(20) = -1 EBADF (Bad file descriptor) [pid 4834] close(21) = -1 EBADF (Bad file descriptor) [pid 4834] close(22) = -1 EBADF (Bad file descriptor) [pid 4834] close(23) = -1 EBADF (Bad file descriptor) [pid 4834] close(24) = -1 EBADF (Bad file descriptor) [pid 4834] close(25) = -1 EBADF (Bad file descriptor) [pid 4834] close(26) = -1 EBADF (Bad file descriptor) [pid 4834] close(27) = -1 EBADF (Bad file descriptor) [pid 4834] close(28) = -1 EBADF (Bad file descriptor) [pid 4834] close(29) = -1 EBADF (Bad file descriptor) [pid 4834] exit_group(0 [pid 4851] <... futex resumed>) = ? [pid 4835] <... ioctl resumed> ) = ? [pid 4834] <... exit_group resumed>) = ? [pid 4835] +++ exited with 0 +++ [pid 4851] +++ exited with 0 +++ [pid 4834] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./56/binderfs") = 0 [pid 3614] umount2("./56/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./56/cgroup") = 0 [pid 3614] umount2("./56/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./56/cgroup.net") = 0 [pid 3614] umount2("./56/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./56/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./56") = 0 [pid 3614] mkdir("./57", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4852 attached , child_tidptr=0x5555566ee5d0) = 170 [pid 4852] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4852] chdir("./57") = 0 [pid 4852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4852] setpgid(0, 0) = 0 [pid 4852] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4852] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4852] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4852] write(3, "1000", 4) = 4 [pid 4852] close(3) = 0 [pid 4852] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4852] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4852] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4852] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4853 attached , parent_tid=[171], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 171 [pid 4853] set_robust_list(0x7fa9c98459e0, 24 [pid 4852] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4853] <... set_robust_list resumed>) = 0 [pid 4852] <... futex resumed>) = 0 [pid 4852] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4853] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4853] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4853] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4853] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4853] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4837] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4837] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4837] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4837] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[170], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 170 ./strace-static-x86_64: Process 4854 attached [pid 4837] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4854] set_robust_list(0x7fa9c98249e0, 24 [pid 4837] <... futex resumed>) = 0 [pid 4837] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4854] <... set_robust_list resumed>) = 0 [pid 4854] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4854] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4837] <... futex resumed>) = 0 [pid 4854] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4837] close(3) = 0 [pid 4837] close(4) = -1 EBADF (Bad file descriptor) [pid 4837] close(5) = -1 EBADF (Bad file descriptor) [pid 4837] close(6) = -1 EBADF (Bad file descriptor) [pid 4837] close(7) = -1 EBADF (Bad file descriptor) [pid 4837] close(8) = -1 EBADF (Bad file descriptor) [pid 4837] close(9) = -1 EBADF (Bad file descriptor) [pid 4837] close(10) = -1 EBADF (Bad file descriptor) [pid 4837] close(11) = -1 EBADF (Bad file descriptor) [pid 4837] close(12) = -1 EBADF (Bad file descriptor) [pid 4837] close(13) = -1 EBADF (Bad file descriptor) [pid 4837] close(14) = -1 EBADF (Bad file descriptor) [pid 4837] close(15) = -1 EBADF (Bad file descriptor) [pid 4837] close(16) = -1 EBADF (Bad file descriptor) [pid 4837] close(17) = -1 EBADF (Bad file descriptor) [pid 4837] close(18) = -1 EBADF (Bad file descriptor) [pid 4837] close(19) = -1 EBADF (Bad file descriptor) [pid 4837] close(20) = -1 EBADF (Bad file descriptor) [pid 4837] close(21) = -1 EBADF (Bad file descriptor) [pid 4837] close(22) = -1 EBADF (Bad file descriptor) [pid 4837] close(23) = -1 EBADF (Bad file descriptor) [pid 4837] close(24) = -1 EBADF (Bad file descriptor) [pid 4837] close(25) = -1 EBADF (Bad file descriptor) [pid 4837] close(26) = -1 EBADF (Bad file descriptor) [pid 4837] close(27) = -1 EBADF (Bad file descriptor) [pid 4837] close(28) = -1 EBADF (Bad file descriptor) [pid 4837] close(29) = -1 EBADF (Bad file descriptor) [pid 4837] exit_group(0 [pid 4854] <... futex resumed>) = ? [pid 4838] <... ioctl resumed> ) = ? [pid 4837] <... exit_group resumed>) = ? [pid 4854] +++ exited with 0 +++ [pid 4838] +++ exited with 0 +++ [pid 4837] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./57/binderfs") = 0 [pid 3611] umount2("./57/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./57/cgroup") = 0 [pid 3611] umount2("./57/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./57/cgroup.net") = 0 [pid 3611] umount2("./57/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./57/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./57") = 0 [pid 3611] mkdir("./58", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4855 attached [pid 4855] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 171 [pid 4855] <... set_robust_list resumed>) = 0 [pid 4855] chdir("./58") = 0 [pid 4855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4855] setpgid(0, 0) = 0 [pid 4855] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4855] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4855] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4855] write(3, "1000", 4) = 4 [pid 4855] close(3) = 0 [pid 4855] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4855] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4855] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4855] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4855] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4856 attached [pid 4856] set_robust_list(0x7fa9c98459e0, 24 [pid 4855] <... clone resumed>, parent_tid=[172], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 172 [pid 4856] <... set_robust_list resumed>) = 0 [pid 4855] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4856] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4855] <... futex resumed>) = 0 [pid 4856] <... openat resumed>) = 3 [pid 4855] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4856] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4856] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4856] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4840] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4840] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4840] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4857 attached [pid 4857] set_robust_list(0x7fa9c98249e0, 24 [pid 4840] <... clone resumed>, parent_tid=[173], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 173 [pid 4857] <... set_robust_list resumed>) = 0 [pid 4840] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4840] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4857] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4857] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4840] <... futex resumed>) = 0 [pid 4857] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4840] close(3) = 0 [pid 4840] close(4) = -1 EBADF (Bad file descriptor) [pid 4840] close(5) = -1 EBADF (Bad file descriptor) [pid 4840] close(6) = -1 EBADF (Bad file descriptor) [pid 4840] close(7) = -1 EBADF (Bad file descriptor) [pid 4840] close(8) = -1 EBADF (Bad file descriptor) [pid 4840] close(9) = -1 EBADF (Bad file descriptor) [pid 4840] close(10) = -1 EBADF (Bad file descriptor) [pid 4840] close(11) = -1 EBADF (Bad file descriptor) [pid 4840] close(12) = -1 EBADF (Bad file descriptor) [pid 4840] close(13) = -1 EBADF (Bad file descriptor) [pid 4840] close(14) = -1 EBADF (Bad file descriptor) [pid 4840] close(15) = -1 EBADF (Bad file descriptor) [pid 4840] close(16) = -1 EBADF (Bad file descriptor) [pid 4840] close(17) = -1 EBADF (Bad file descriptor) [pid 4840] close(18) = -1 EBADF (Bad file descriptor) [pid 4840] close(19) = -1 EBADF (Bad file descriptor) [pid 4840] close(20) = -1 EBADF (Bad file descriptor) [pid 4840] close(21) = -1 EBADF (Bad file descriptor) [pid 4840] close(22) = -1 EBADF (Bad file descriptor) [pid 4840] close(23) = -1 EBADF (Bad file descriptor) [pid 4840] close(24) = -1 EBADF (Bad file descriptor) [pid 4840] close(25) = -1 EBADF (Bad file descriptor) [pid 4840] close(26) = -1 EBADF (Bad file descriptor) [pid 4840] close(27) = -1 EBADF (Bad file descriptor) [pid 4840] close(28) = -1 EBADF (Bad file descriptor) [pid 4840] close(29) = -1 EBADF (Bad file descriptor) [pid 4840] exit_group(0 [pid 4857] <... futex resumed>) = ? [pid 4841] <... ioctl resumed> ) = ? [pid 4840] <... exit_group resumed>) = ? [pid 4857] +++ exited with 0 +++ [pid 4841] +++ exited with 0 +++ [pid 4840] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./59/binderfs") = 0 [pid 3613] umount2("./59/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./59/cgroup") = 0 [pid 3613] umount2("./59/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./59/cgroup.net") = 0 [pid 3613] umount2("./59/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./59/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./59") = 0 [pid 3613] mkdir("./60", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4858 attached [pid 4858] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 174 [pid 4858] <... set_robust_list resumed>) = 0 [pid 4858] chdir("./60") = 0 [pid 4858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4858] setpgid(0, 0) = 0 [pid 4858] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4858] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4858] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4858] write(3, "1000", 4) = 4 [pid 4858] close(3) = 0 [pid 4858] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4858] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4858] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4858] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4858] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4859 attached [pid 4859] set_robust_list(0x7fa9c98459e0, 24 [pid 4858] <... clone resumed>, parent_tid=[175], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 175 [pid 4859] <... set_robust_list resumed>) = 0 [pid 4858] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4859] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4858] <... futex resumed>) = 0 [pid 4859] <... openat resumed>) = 3 [pid 4858] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4859] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4859] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4859] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4859] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4843] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4843] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4843] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4843] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4860 attached [pid 4860] set_robust_list(0x7fa9c98249e0, 24 [pid 4843] <... clone resumed>, parent_tid=[173], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 173 [pid 4860] <... set_robust_list resumed>) = 0 [pid 4843] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4860] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4843] <... futex resumed>) = 0 [pid 4860] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4843] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4860] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4860] <... futex resumed>) = 0 [pid 4860] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4843] close(3) = 0 [pid 4843] close(4) = -1 EBADF (Bad file descriptor) [pid 4843] close(5) = -1 EBADF (Bad file descriptor) [pid 4843] close(6) = -1 EBADF (Bad file descriptor) [pid 4843] close(7) = -1 EBADF (Bad file descriptor) [pid 4843] close(8) = -1 EBADF (Bad file descriptor) [pid 4843] close(9) = -1 EBADF (Bad file descriptor) [pid 4843] close(10) = -1 EBADF (Bad file descriptor) [pid 4843] close(11) = -1 EBADF (Bad file descriptor) [pid 4843] close(12) = -1 EBADF (Bad file descriptor) [pid 4843] close(13) = -1 EBADF (Bad file descriptor) [pid 4843] close(14) = -1 EBADF (Bad file descriptor) [pid 4843] close(15) = -1 EBADF (Bad file descriptor) [pid 4843] close(16) = -1 EBADF (Bad file descriptor) [pid 4843] close(17) = -1 EBADF (Bad file descriptor) [pid 4843] close(18) = -1 EBADF (Bad file descriptor) [pid 4843] close(19) = -1 EBADF (Bad file descriptor) [pid 4843] close(20) = -1 EBADF (Bad file descriptor) [pid 4843] close(21) = -1 EBADF (Bad file descriptor) [pid 4843] close(22) = -1 EBADF (Bad file descriptor) [pid 4843] close(23) = -1 EBADF (Bad file descriptor) [pid 4843] close(24) = -1 EBADF (Bad file descriptor) [pid 4843] close(25) = -1 EBADF (Bad file descriptor) [pid 4843] close(26) = -1 EBADF (Bad file descriptor) [pid 4843] close(27) = -1 EBADF (Bad file descriptor) [pid 4843] close(28) = -1 EBADF (Bad file descriptor) [pid 4843] close(29) = -1 EBADF (Bad file descriptor) [pid 4843] exit_group(0 [pid 4860] <... futex resumed>) = ? [pid 4844] <... ioctl resumed> ) = ? [pid 4843] <... exit_group resumed>) = ? [pid 4860] +++ exited with 0 +++ [pid 4844] +++ exited with 0 +++ [pid 4843] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./58/binderfs") = 0 [pid 3615] umount2("./58/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./58/cgroup") = 0 [pid 3615] umount2("./58/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./58/cgroup.net") = 0 [pid 3615] umount2("./58/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./58/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./58") = 0 [pid 3615] mkdir("./59", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4861 attached [pid 4861] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 174 [pid 4861] <... set_robust_list resumed>) = 0 [pid 4861] chdir("./59") = 0 [pid 4861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4861] setpgid(0, 0) = 0 [pid 4861] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4861] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4861] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4861] write(3, "1000", 4) = 4 [pid 4861] close(3) = 0 [pid 4861] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4861] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4861] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4861] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4861] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4862 attached [pid 4862] set_robust_list(0x7fa9c98459e0, 24 [pid 4861] <... clone resumed>, parent_tid=[175], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 175 [pid 4862] <... set_robust_list resumed>) = 0 [pid 4861] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4862] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4861] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4862] <... openat resumed>) = 3 [pid 4862] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4862] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4862] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4862] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4846] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4846] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4846] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4846] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4846] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4863 attached , parent_tid=[172], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 172 [pid 4863] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4846] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4863] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4846] <... futex resumed>) = 0 [pid 4863] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4846] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4863] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4863] <... futex resumed>) = 0 [pid 4863] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4846] close(3) = 0 [pid 4846] close(4) = -1 EBADF (Bad file descriptor) [pid 4846] close(5) = -1 EBADF (Bad file descriptor) [pid 4846] close(6) = -1 EBADF (Bad file descriptor) [pid 4846] close(7) = -1 EBADF (Bad file descriptor) [pid 4846] close(8) = -1 EBADF (Bad file descriptor) [pid 4846] close(9) = -1 EBADF (Bad file descriptor) [pid 4846] close(10) = -1 EBADF (Bad file descriptor) [pid 4846] close(11) = -1 EBADF (Bad file descriptor) [pid 4846] close(12) = -1 EBADF (Bad file descriptor) [pid 4846] close(13) = -1 EBADF (Bad file descriptor) [pid 4846] close(14) = -1 EBADF (Bad file descriptor) [pid 4846] close(15) = -1 EBADF (Bad file descriptor) [pid 4846] close(16) = -1 EBADF (Bad file descriptor) [pid 4846] close(17) = -1 EBADF (Bad file descriptor) [pid 4846] close(18) = -1 EBADF (Bad file descriptor) [pid 4846] close(19) = -1 EBADF (Bad file descriptor) [pid 4846] close(20) = -1 EBADF (Bad file descriptor) [pid 4846] close(21) = -1 EBADF (Bad file descriptor) [pid 4846] close(22) = -1 EBADF (Bad file descriptor) [pid 4846] close(23) = -1 EBADF (Bad file descriptor) [pid 4846] close(24) = -1 EBADF (Bad file descriptor) [pid 4846] close(25) = -1 EBADF (Bad file descriptor) [pid 4846] close(26) = -1 EBADF (Bad file descriptor) [pid 4846] close(27) = -1 EBADF (Bad file descriptor) [pid 4846] close(28) = -1 EBADF (Bad file descriptor) [pid 4846] close(29) = -1 EBADF (Bad file descriptor) [pid 4846] exit_group(0 [pid 4863] <... futex resumed>) = ? [pid 4847] <... ioctl resumed> ) = ? [pid 4846] <... exit_group resumed>) = ? [pid 4863] +++ exited with 0 +++ [pid 4847] +++ exited with 0 +++ [pid 4846] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./58/binderfs") = 0 [pid 3612] umount2("./58/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./58/cgroup") = 0 [pid 3612] umount2("./58/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./58/cgroup.net") = 0 [pid 3612] umount2("./58/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./58/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./58") = 0 [pid 3612] mkdir("./59", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 173 ./strace-static-x86_64: Process 4864 attached [pid 4864] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4864] chdir("./59") = 0 [pid 4864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4864] setpgid(0, 0) = 0 [pid 4864] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4864] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4864] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4864] write(3, "1000", 4) = 4 [pid 4864] close(3) = 0 [pid 4864] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4864] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4864] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4864] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4864] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4865 attached [pid 4865] set_robust_list(0x7fa9c98459e0, 24 [pid 4864] <... clone resumed>, parent_tid=[174], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 174 [pid 4865] <... set_robust_list resumed>) = 0 [pid 4864] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4865] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4864] <... futex resumed>) = 0 [pid 4865] <... openat resumed>) = 3 [pid 4864] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4865] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4865] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4865] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4849] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4849] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4849] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4849] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4866 attached [pid 4866] set_robust_list(0x7fa9c98249e0, 24 [pid 4849] <... clone resumed>, parent_tid=[172], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 172 [pid 4866] <... set_robust_list resumed>) = 0 [pid 4849] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4866] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4849] <... futex resumed>) = 0 [pid 4866] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4849] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4866] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4866] <... futex resumed>) = 0 [pid 4866] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4849] close(3) = 0 [pid 4849] close(4) = -1 EBADF (Bad file descriptor) [pid 4849] close(5) = -1 EBADF (Bad file descriptor) [pid 4849] close(6) = -1 EBADF (Bad file descriptor) [pid 4849] close(7) = -1 EBADF (Bad file descriptor) [pid 4849] close(8) = -1 EBADF (Bad file descriptor) [pid 4849] close(9) = -1 EBADF (Bad file descriptor) [pid 4849] close(10) = -1 EBADF (Bad file descriptor) [pid 4849] close(11) = -1 EBADF (Bad file descriptor) [pid 4849] close(12) = -1 EBADF (Bad file descriptor) [pid 4849] close(13) = -1 EBADF (Bad file descriptor) [pid 4849] close(14) = -1 EBADF (Bad file descriptor) [pid 4849] close(15) = -1 EBADF (Bad file descriptor) [pid 4849] close(16) = -1 EBADF (Bad file descriptor) [pid 4849] close(17) = -1 EBADF (Bad file descriptor) [pid 4849] close(18) = -1 EBADF (Bad file descriptor) [pid 4849] close(19) = -1 EBADF (Bad file descriptor) [pid 4849] close(20) = -1 EBADF (Bad file descriptor) [pid 4849] close(21) = -1 EBADF (Bad file descriptor) [pid 4849] close(22) = -1 EBADF (Bad file descriptor) [pid 4849] close(23) = -1 EBADF (Bad file descriptor) [pid 4849] close(24) = -1 EBADF (Bad file descriptor) [pid 4849] close(25) = -1 EBADF (Bad file descriptor) [pid 4849] close(26) = -1 EBADF (Bad file descriptor) [pid 4849] close(27) = -1 EBADF (Bad file descriptor) [pid 4849] close(28) = -1 EBADF (Bad file descriptor) [pid 4849] close(29) = -1 EBADF (Bad file descriptor) [pid 4849] exit_group(0) = ? [pid 4866] <... futex resumed>) = ? [pid 4850] <... ioctl resumed> ) = ? [pid 4866] +++ exited with 0 +++ [pid 4850] +++ exited with 0 +++ [pid 4849] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./57/binderfs") = 0 [pid 3610] umount2("./57/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./57/cgroup") = 0 [pid 3610] umount2("./57/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./57/cgroup.net") = 0 [pid 3610] umount2("./57/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./57/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./57") = 0 [pid 3610] mkdir("./58", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4867 attached , child_tidptr=0x5555566ee5d0) = 173 [pid 4867] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4867] chdir("./58") = 0 [pid 4867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4867] setpgid(0, 0) = 0 [pid 4867] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4867] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4867] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4867] write(3, "1000", 4) = 4 [pid 4867] close(3) = 0 [pid 4867] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4867] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4867] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4867] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4867] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4868 attached [pid 4868] set_robust_list(0x7fa9c98459e0, 24 [pid 4867] <... clone resumed>, parent_tid=[174], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 174 [pid 4868] <... set_robust_list resumed>) = 0 [pid 4867] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4867] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4868] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4868] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4868] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4868] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4868] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4852] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4852] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4852] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4852] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4852] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4869 attached [pid 4869] set_robust_list(0x7fa9c98249e0, 24 [pid 4852] <... clone resumed>, parent_tid=[172], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 172 [pid 4869] <... set_robust_list resumed>) = 0 [pid 4852] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4869] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4852] <... futex resumed>) = 0 [pid 4869] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4852] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4869] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4869] <... futex resumed>) = 0 [pid 4869] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4852] close(3) = 0 [pid 4852] close(4) = -1 EBADF (Bad file descriptor) [pid 4852] close(5) = -1 EBADF (Bad file descriptor) [pid 4852] close(6) = -1 EBADF (Bad file descriptor) [pid 4852] close(7) = -1 EBADF (Bad file descriptor) [pid 4852] close(8) = -1 EBADF (Bad file descriptor) [pid 4852] close(9) = -1 EBADF (Bad file descriptor) [pid 4852] close(10) = -1 EBADF (Bad file descriptor) [pid 4852] close(11) = -1 EBADF (Bad file descriptor) [pid 4852] close(12) = -1 EBADF (Bad file descriptor) [pid 4852] close(13) = -1 EBADF (Bad file descriptor) [pid 4852] close(14) = -1 EBADF (Bad file descriptor) [pid 4852] close(15) = -1 EBADF (Bad file descriptor) [pid 4852] close(16) = -1 EBADF (Bad file descriptor) [pid 4852] close(17) = -1 EBADF (Bad file descriptor) [pid 4852] close(18) = -1 EBADF (Bad file descriptor) [pid 4852] close(19) = -1 EBADF (Bad file descriptor) [pid 4852] close(20) = -1 EBADF (Bad file descriptor) [pid 4852] close(21) = -1 EBADF (Bad file descriptor) [pid 4852] close(22) = -1 EBADF (Bad file descriptor) [pid 4852] close(23) = -1 EBADF (Bad file descriptor) [pid 4852] close(24) = -1 EBADF (Bad file descriptor) [pid 4852] close(25) = -1 EBADF (Bad file descriptor) [pid 4852] close(26) = -1 EBADF (Bad file descriptor) [pid 4852] close(27) = -1 EBADF (Bad file descriptor) [pid 4852] close(28) = -1 EBADF (Bad file descriptor) [pid 4852] close(29) = -1 EBADF (Bad file descriptor) [pid 4852] exit_group(0 [pid 4869] <... futex resumed>) = ? [pid 4853] <... ioctl resumed> ) = ? [pid 4852] <... exit_group resumed>) = ? [pid 4869] +++ exited with 0 +++ [pid 4853] +++ exited with 0 +++ [pid 4852] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./57/binderfs") = 0 [pid 3614] umount2("./57/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./57/cgroup") = 0 [pid 3614] umount2("./57/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./57/cgroup.net") = 0 [pid 3614] umount2("./57/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./57/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./57") = 0 [pid 3614] mkdir("./58", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4870 attached [pid 4870] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 173 [pid 4870] <... set_robust_list resumed>) = 0 [pid 4870] chdir("./58") = 0 [pid 4870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4870] setpgid(0, 0) = 0 [pid 4870] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4870] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4870] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4870] write(3, "1000", 4) = 4 [pid 4870] close(3) = 0 [pid 4870] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4870] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4870] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4870] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4870] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4871 attached [pid 4871] set_robust_list(0x7fa9c98459e0, 24 [pid 4870] <... clone resumed>, parent_tid=[174], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 174 [pid 4871] <... set_robust_list resumed>) = 0 [pid 4870] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4871] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4870] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4871] <... openat resumed>) = 3 [pid 4871] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4871] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4871] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4871] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4855] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4855] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4855] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4855] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4872 attached [pid 4872] set_robust_list(0x7fa9c98249e0, 24 [pid 4855] <... clone resumed>, parent_tid=[173], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 173 [pid 4872] <... set_robust_list resumed>) = 0 [pid 4855] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4872] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4855] <... futex resumed>) = 0 [pid 4872] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4855] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4872] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4872] <... futex resumed>) = 0 [pid 4872] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4855] close(3) = 0 [pid 4855] close(4) = -1 EBADF (Bad file descriptor) [pid 4855] close(5) = -1 EBADF (Bad file descriptor) [pid 4855] close(6) = -1 EBADF (Bad file descriptor) [pid 4855] close(7) = -1 EBADF (Bad file descriptor) [pid 4855] close(8) = -1 EBADF (Bad file descriptor) [pid 4855] close(9) = -1 EBADF (Bad file descriptor) [pid 4855] close(10) = -1 EBADF (Bad file descriptor) [pid 4855] close(11) = -1 EBADF (Bad file descriptor) [pid 4855] close(12) = -1 EBADF (Bad file descriptor) [pid 4855] close(13) = -1 EBADF (Bad file descriptor) [pid 4855] close(14) = -1 EBADF (Bad file descriptor) [pid 4855] close(15) = -1 EBADF (Bad file descriptor) [pid 4855] close(16) = -1 EBADF (Bad file descriptor) [pid 4855] close(17) = -1 EBADF (Bad file descriptor) [pid 4855] close(18) = -1 EBADF (Bad file descriptor) [pid 4855] close(19) = -1 EBADF (Bad file descriptor) [pid 4855] close(20) = -1 EBADF (Bad file descriptor) [pid 4855] close(21) = -1 EBADF (Bad file descriptor) [pid 4855] close(22) = -1 EBADF (Bad file descriptor) [pid 4855] close(23) = -1 EBADF (Bad file descriptor) [pid 4855] close(24) = -1 EBADF (Bad file descriptor) [pid 4855] close(25) = -1 EBADF (Bad file descriptor) [pid 4855] close(26) = -1 EBADF (Bad file descriptor) [pid 4855] close(27) = -1 EBADF (Bad file descriptor) [pid 4855] close(28) = -1 EBADF (Bad file descriptor) [pid 4855] close(29) = -1 EBADF (Bad file descriptor) [pid 4855] exit_group(0 [pid 4872] <... futex resumed>) = ? [pid 4856] <... ioctl resumed> ) = ? [pid 4855] <... exit_group resumed>) = ? [pid 4872] +++ exited with 0 +++ [pid 4856] +++ exited with 0 +++ [pid 4855] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./58/binderfs") = 0 [pid 3611] umount2("./58/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./58/cgroup") = 0 [pid 3611] umount2("./58/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./58/cgroup.net") = 0 [pid 3611] umount2("./58/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./58/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./58") = 0 [pid 3611] mkdir("./59", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4873 attached [pid 4873] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 174 [pid 4873] <... set_robust_list resumed>) = 0 [pid 4873] chdir("./59") = 0 [pid 4873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4873] setpgid(0, 0) = 0 [pid 4873] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4873] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4873] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4873] write(3, "1000", 4) = 4 [pid 4873] close(3) = 0 [pid 4873] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4873] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4873] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4873] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4873] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4874 attached [pid 4874] set_robust_list(0x7fa9c98459e0, 24 [pid 4873] <... clone resumed>, parent_tid=[175], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 175 [pid 4874] <... set_robust_list resumed>) = 0 [pid 4873] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4874] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4873] <... futex resumed>) = 0 [pid 4874] <... openat resumed>) = 3 [pid 4873] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4874] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4874] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4874] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4858] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4858] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4858] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4875 attached [pid 4875] set_robust_list(0x7fa9c98249e0, 24 [pid 4858] <... clone resumed>, parent_tid=[176], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 176 [pid 4875] <... set_robust_list resumed>) = 0 [pid 4858] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4858] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4875] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4875] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4858] <... futex resumed>) = 0 [pid 4875] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4858] close(3) = 0 [pid 4858] close(4) = -1 EBADF (Bad file descriptor) [pid 4858] close(5) = -1 EBADF (Bad file descriptor) [pid 4858] close(6) = -1 EBADF (Bad file descriptor) [pid 4858] close(7) = -1 EBADF (Bad file descriptor) [pid 4858] close(8) = -1 EBADF (Bad file descriptor) [pid 4858] close(9) = -1 EBADF (Bad file descriptor) [pid 4858] close(10) = -1 EBADF (Bad file descriptor) [pid 4858] close(11) = -1 EBADF (Bad file descriptor) [pid 4858] close(12) = -1 EBADF (Bad file descriptor) [pid 4858] close(13) = -1 EBADF (Bad file descriptor) [pid 4858] close(14) = -1 EBADF (Bad file descriptor) [pid 4858] close(15) = -1 EBADF (Bad file descriptor) [pid 4858] close(16) = -1 EBADF (Bad file descriptor) [pid 4858] close(17) = -1 EBADF (Bad file descriptor) [pid 4858] close(18) = -1 EBADF (Bad file descriptor) [pid 4858] close(19) = -1 EBADF (Bad file descriptor) [pid 4858] close(20) = -1 EBADF (Bad file descriptor) [pid 4858] close(21) = -1 EBADF (Bad file descriptor) [pid 4858] close(22) = -1 EBADF (Bad file descriptor) [pid 4858] close(23) = -1 EBADF (Bad file descriptor) [pid 4858] close(24) = -1 EBADF (Bad file descriptor) [pid 4858] close(25) = -1 EBADF (Bad file descriptor) [pid 4858] close(26) = -1 EBADF (Bad file descriptor) [pid 4858] close(27) = -1 EBADF (Bad file descriptor) [pid 4858] close(28) = -1 EBADF (Bad file descriptor) [pid 4858] close(29) = -1 EBADF (Bad file descriptor) [pid 4858] exit_group(0 [pid 4875] <... futex resumed>) = ? [pid 4859] <... ioctl resumed> ) = ? [pid 4858] <... exit_group resumed>) = ? [pid 4875] +++ exited with 0 +++ [pid 4859] +++ exited with 0 +++ [pid 4858] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./60/binderfs") = 0 [pid 3613] umount2("./60/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./60/cgroup") = 0 [pid 3613] umount2("./60/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./60/cgroup.net") = 0 [pid 3613] umount2("./60/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./60/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./60") = 0 [pid 3613] mkdir("./61", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4876 attached [pid 4876] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 177 [pid 4876] <... set_robust_list resumed>) = 0 [pid 4876] chdir("./61") = 0 [pid 4876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4876] setpgid(0, 0) = 0 [pid 4876] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4876] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4876] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4876] write(3, "1000", 4) = 4 [pid 4876] close(3) = 0 [pid 4876] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4876] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4876] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4876] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4876] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4877 attached , parent_tid=[178], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 178 [pid 4877] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4876] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4877] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4876] <... futex resumed>) = 0 [pid 4877] <... openat resumed>) = 3 [pid 4876] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4877] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4877] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4877] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4877] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4861] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4861] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4861] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4878 attached [pid 4878] set_robust_list(0x7fa9c98249e0, 24 [pid 4861] <... clone resumed>, parent_tid=[176], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 176 [pid 4878] <... set_robust_list resumed>) = 0 [pid 4861] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4861] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4878] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4878] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4861] <... futex resumed>) = 0 [pid 4878] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4861] close(3) = 0 [pid 4861] close(4) = -1 EBADF (Bad file descriptor) [pid 4861] close(5) = -1 EBADF (Bad file descriptor) [pid 4861] close(6) = -1 EBADF (Bad file descriptor) [pid 4861] close(7) = -1 EBADF (Bad file descriptor) [pid 4861] close(8) = -1 EBADF (Bad file descriptor) [pid 4861] close(9) = -1 EBADF (Bad file descriptor) [pid 4861] close(10) = -1 EBADF (Bad file descriptor) [pid 4861] close(11) = -1 EBADF (Bad file descriptor) [pid 4861] close(12) = -1 EBADF (Bad file descriptor) [pid 4861] close(13) = -1 EBADF (Bad file descriptor) [pid 4861] close(14) = -1 EBADF (Bad file descriptor) [pid 4861] close(15) = -1 EBADF (Bad file descriptor) [pid 4861] close(16) = -1 EBADF (Bad file descriptor) [pid 4861] close(17) = -1 EBADF (Bad file descriptor) [pid 4861] close(18) = -1 EBADF (Bad file descriptor) [pid 4861] close(19) = -1 EBADF (Bad file descriptor) [pid 4861] close(20) = -1 EBADF (Bad file descriptor) [pid 4861] close(21) = -1 EBADF (Bad file descriptor) [pid 4861] close(22) = -1 EBADF (Bad file descriptor) [pid 4861] close(23) = -1 EBADF (Bad file descriptor) [pid 4861] close(24) = -1 EBADF (Bad file descriptor) [pid 4861] close(25) = -1 EBADF (Bad file descriptor) [pid 4861] close(26) = -1 EBADF (Bad file descriptor) [pid 4861] close(27) = -1 EBADF (Bad file descriptor) [pid 4861] close(28) = -1 EBADF (Bad file descriptor) [pid 4861] close(29) = -1 EBADF (Bad file descriptor) [pid 4861] exit_group(0) = ? [pid 4878] <... futex resumed>) = ? [pid 4862] <... ioctl resumed> ) = ? [pid 4862] +++ exited with 0 +++ [pid 4878] +++ exited with 0 +++ [pid 4861] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./59/binderfs") = 0 [pid 3615] umount2("./59/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./59/cgroup") = 0 [pid 3615] umount2("./59/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./59/cgroup.net") = 0 [pid 3615] umount2("./59/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./59/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./59") = 0 [pid 3615] mkdir("./60", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4879 attached , child_tidptr=0x5555566ee5d0) = 177 [pid 4879] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4879] chdir("./60") = 0 [pid 4879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4879] setpgid(0, 0) = 0 [pid 4879] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4879] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4879] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4879] write(3, "1000", 4) = 4 [pid 4879] close(3) = 0 [pid 4879] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4879] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4879] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4879] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4879] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4880 attached [pid 4880] set_robust_list(0x7fa9c98459e0, 24 [pid 4879] <... clone resumed>, parent_tid=[178], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 178 [pid 4880] <... set_robust_list resumed>) = 0 [pid 4879] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4880] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4879] <... futex resumed>) = 0 [pid 4880] <... openat resumed>) = 3 [pid 4879] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4880] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4880] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4880] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4880] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4864] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4864] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4864] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4864] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4881 attached , parent_tid=[175], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 175 [pid 4864] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4864] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4881] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4881] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4881] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4864] <... futex resumed>) = 0 [pid 4881] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4864] close(3) = 0 [pid 4864] close(4) = -1 EBADF (Bad file descriptor) [pid 4864] close(5) = -1 EBADF (Bad file descriptor) [pid 4864] close(6) = -1 EBADF (Bad file descriptor) [pid 4864] close(7) = -1 EBADF (Bad file descriptor) [pid 4864] close(8) = -1 EBADF (Bad file descriptor) [pid 4864] close(9) = -1 EBADF (Bad file descriptor) [pid 4864] close(10) = -1 EBADF (Bad file descriptor) [pid 4864] close(11) = -1 EBADF (Bad file descriptor) [pid 4864] close(12) = -1 EBADF (Bad file descriptor) [pid 4864] close(13) = -1 EBADF (Bad file descriptor) [pid 4864] close(14) = -1 EBADF (Bad file descriptor) [pid 4864] close(15) = -1 EBADF (Bad file descriptor) [pid 4864] close(16) = -1 EBADF (Bad file descriptor) [pid 4864] close(17) = -1 EBADF (Bad file descriptor) [pid 4864] close(18) = -1 EBADF (Bad file descriptor) [pid 4864] close(19) = -1 EBADF (Bad file descriptor) [pid 4864] close(20) = -1 EBADF (Bad file descriptor) [pid 4864] close(21) = -1 EBADF (Bad file descriptor) [pid 4864] close(22) = -1 EBADF (Bad file descriptor) [pid 4864] close(23) = -1 EBADF (Bad file descriptor) [pid 4864] close(24) = -1 EBADF (Bad file descriptor) [pid 4864] close(25) = -1 EBADF (Bad file descriptor) [pid 4864] close(26) = -1 EBADF (Bad file descriptor) [pid 4864] close(27) = -1 EBADF (Bad file descriptor) [pid 4864] close(28) = -1 EBADF (Bad file descriptor) [pid 4864] close(29) = -1 EBADF (Bad file descriptor) [pid 4864] exit_group(0) = ? [pid 4881] <... futex resumed>) = ? [pid 4865] <... ioctl resumed> ) = ? [pid 4881] +++ exited with 0 +++ [pid 4865] +++ exited with 0 +++ [pid 4864] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./59/binderfs") = 0 [pid 3612] umount2("./59/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./59/cgroup") = 0 [pid 3612] umount2("./59/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./59/cgroup.net") = 0 [pid 3612] umount2("./59/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./59/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./59") = 0 [pid 3612] mkdir("./60", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4882 attached [pid 4882] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 176 [pid 4882] <... set_robust_list resumed>) = 0 [pid 4882] chdir("./60") = 0 [pid 4882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4882] setpgid(0, 0) = 0 [pid 4882] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4882] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4882] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4882] write(3, "1000", 4) = 4 [pid 4882] close(3) = 0 [pid 4882] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4882] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4882] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4882] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4882] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[177], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 177 ./strace-static-x86_64: Process 4883 attached [pid 4883] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4883] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4882] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4883] <... futex resumed>) = 0 [pid 4882] <... futex resumed>) = 1 [pid 4883] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4882] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4883] <... openat resumed>) = 3 [pid 4883] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4883] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4883] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4883] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4867] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4867] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4867] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4867] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4884 attached [pid 4884] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4867] <... clone resumed>, parent_tid=[175], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 175 [pid 4884] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4867] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4884] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4867] <... futex resumed>) = 0 [pid 4884] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4867] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4884] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4884] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4867] close(3) = 0 [pid 4867] close(4) = -1 EBADF (Bad file descriptor) [pid 4867] close(5) = -1 EBADF (Bad file descriptor) [pid 4867] close(6) = -1 EBADF (Bad file descriptor) [pid 4867] close(7) = -1 EBADF (Bad file descriptor) [pid 4867] close(8) = -1 EBADF (Bad file descriptor) [pid 4867] close(9) = -1 EBADF (Bad file descriptor) [pid 4867] close(10) = -1 EBADF (Bad file descriptor) [pid 4867] close(11) = -1 EBADF (Bad file descriptor) [pid 4867] close(12) = -1 EBADF (Bad file descriptor) [pid 4867] close(13) = -1 EBADF (Bad file descriptor) [pid 4867] close(14) = -1 EBADF (Bad file descriptor) [pid 4867] close(15) = -1 EBADF (Bad file descriptor) [pid 4867] close(16) = -1 EBADF (Bad file descriptor) [pid 4867] close(17) = -1 EBADF (Bad file descriptor) [pid 4867] close(18) = -1 EBADF (Bad file descriptor) [pid 4867] close(19) = -1 EBADF (Bad file descriptor) [pid 4867] close(20) = -1 EBADF (Bad file descriptor) [pid 4867] close(21) = -1 EBADF (Bad file descriptor) [pid 4867] close(22) = -1 EBADF (Bad file descriptor) [pid 4867] close(23) = -1 EBADF (Bad file descriptor) [pid 4867] close(24) = -1 EBADF (Bad file descriptor) [pid 4867] close(25) = -1 EBADF (Bad file descriptor) [pid 4867] close(26) = -1 EBADF (Bad file descriptor) [pid 4867] close(27) = -1 EBADF (Bad file descriptor) [pid 4867] close(28) = -1 EBADF (Bad file descriptor) [pid 4867] close(29) = -1 EBADF (Bad file descriptor) [pid 4867] exit_group(0 [pid 4884] <... futex resumed>) = ? [pid 4868] <... ioctl resumed> ) = ? [pid 4867] <... exit_group resumed>) = ? [pid 4884] +++ exited with 0 +++ [pid 4868] +++ exited with 0 +++ [pid 4867] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./58/binderfs") = 0 [pid 3610] umount2("./58/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./58/cgroup") = 0 [pid 3610] umount2("./58/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./58/cgroup.net") = 0 [pid 3610] umount2("./58/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./58/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./58") = 0 [pid 3610] mkdir("./59", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4885 attached , child_tidptr=0x5555566ee5d0) = 176 [pid 4885] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4885] chdir("./59") = 0 [pid 4885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4885] setpgid(0, 0) = 0 [pid 4885] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4885] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4885] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4885] write(3, "1000", 4) = 4 [pid 4885] close(3) = 0 [pid 4885] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4885] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4885] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4885] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4885] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4886 attached [pid 4886] set_robust_list(0x7fa9c98459e0, 24 [pid 4885] <... clone resumed>, parent_tid=[177], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 177 [pid 4886] <... set_robust_list resumed>) = 0 [pid 4885] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4886] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4885] <... futex resumed>) = 0 [pid 4885] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4886] <... openat resumed>) = 3 [pid 4886] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4886] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4886] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4886] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4870] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4870] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4870] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4870] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4887 attached [pid 4887] set_robust_list(0x7fa9c98249e0, 24 [pid 4870] <... clone resumed>, parent_tid=[175], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 175 [pid 4870] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4870] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4887] <... set_robust_list resumed>) = 0 [pid 4887] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4887] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4870] <... futex resumed>) = 0 [pid 4887] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4870] close(3) = 0 [pid 4870] close(4) = -1 EBADF (Bad file descriptor) [pid 4870] close(5) = -1 EBADF (Bad file descriptor) [pid 4870] close(6) = -1 EBADF (Bad file descriptor) [pid 4870] close(7) = -1 EBADF (Bad file descriptor) [pid 4870] close(8) = -1 EBADF (Bad file descriptor) [pid 4870] close(9) = -1 EBADF (Bad file descriptor) [pid 4870] close(10) = -1 EBADF (Bad file descriptor) [pid 4870] close(11) = -1 EBADF (Bad file descriptor) [pid 4870] close(12) = -1 EBADF (Bad file descriptor) [pid 4870] close(13) = -1 EBADF (Bad file descriptor) [pid 4870] close(14) = -1 EBADF (Bad file descriptor) [pid 4870] close(15) = -1 EBADF (Bad file descriptor) [pid 4870] close(16) = -1 EBADF (Bad file descriptor) [pid 4870] close(17) = -1 EBADF (Bad file descriptor) [pid 4870] close(18) = -1 EBADF (Bad file descriptor) [pid 4870] close(19) = -1 EBADF (Bad file descriptor) [pid 4870] close(20) = -1 EBADF (Bad file descriptor) [pid 4870] close(21) = -1 EBADF (Bad file descriptor) [pid 4870] close(22) = -1 EBADF (Bad file descriptor) [pid 4870] close(23) = -1 EBADF (Bad file descriptor) [pid 4870] close(24) = -1 EBADF (Bad file descriptor) [pid 4870] close(25) = -1 EBADF (Bad file descriptor) [pid 4870] close(26) = -1 EBADF (Bad file descriptor) [pid 4870] close(27) = -1 EBADF (Bad file descriptor) [pid 4870] close(28) = -1 EBADF (Bad file descriptor) [pid 4870] close(29) = -1 EBADF (Bad file descriptor) [pid 4870] exit_group(0 [pid 4887] <... futex resumed>) = ? [pid 4871] <... ioctl resumed> ) = ? [pid 4870] <... exit_group resumed>) = ? [pid 4887] +++ exited with 0 +++ [pid 4871] +++ exited with 0 +++ [pid 4870] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./58/binderfs") = 0 [pid 3614] umount2("./58/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./58/cgroup") = 0 [pid 3614] umount2("./58/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./58/cgroup.net") = 0 [pid 3614] umount2("./58/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./58/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./58") = 0 [pid 3614] mkdir("./59", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4888 attached , child_tidptr=0x5555566ee5d0) = 176 [pid 4888] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4888] chdir("./59") = 0 [pid 4888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4888] setpgid(0, 0) = 0 [pid 4888] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4888] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4888] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4888] write(3, "1000", 4) = 4 [pid 4888] close(3) = 0 [pid 4888] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4888] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4888] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4888] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4888] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4889 attached [pid 4889] set_robust_list(0x7fa9c98459e0, 24 [pid 4888] <... clone resumed>, parent_tid=[177], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 177 [pid 4889] <... set_robust_list resumed>) = 0 [pid 4888] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4889] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4888] <... futex resumed>) = 0 [pid 4889] <... openat resumed>) = 3 [pid 4888] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4889] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4889] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4889] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4889] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4873] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4873] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4873] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4873] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4890 attached [pid 4890] set_robust_list(0x7fa9c98249e0, 24 [pid 4873] <... clone resumed>, parent_tid=[176], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 176 [pid 4890] <... set_robust_list resumed>) = 0 [pid 4873] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4890] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4873] <... futex resumed>) = 0 [pid 4890] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4873] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4890] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4890] <... futex resumed>) = 0 [pid 4890] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4873] close(3) = 0 [pid 4873] close(4) = -1 EBADF (Bad file descriptor) [pid 4873] close(5) = -1 EBADF (Bad file descriptor) [pid 4873] close(6) = -1 EBADF (Bad file descriptor) [pid 4873] close(7) = -1 EBADF (Bad file descriptor) [pid 4873] close(8) = -1 EBADF (Bad file descriptor) [pid 4873] close(9) = -1 EBADF (Bad file descriptor) [pid 4873] close(10) = -1 EBADF (Bad file descriptor) [pid 4873] close(11) = -1 EBADF (Bad file descriptor) [pid 4873] close(12) = -1 EBADF (Bad file descriptor) [pid 4873] close(13) = -1 EBADF (Bad file descriptor) [pid 4873] close(14) = -1 EBADF (Bad file descriptor) [pid 4873] close(15) = -1 EBADF (Bad file descriptor) [pid 4873] close(16) = -1 EBADF (Bad file descriptor) [pid 4873] close(17) = -1 EBADF (Bad file descriptor) [pid 4873] close(18) = -1 EBADF (Bad file descriptor) [pid 4873] close(19) = -1 EBADF (Bad file descriptor) [pid 4873] close(20) = -1 EBADF (Bad file descriptor) [pid 4873] close(21) = -1 EBADF (Bad file descriptor) [pid 4873] close(22) = -1 EBADF (Bad file descriptor) [pid 4873] close(23) = -1 EBADF (Bad file descriptor) [pid 4873] close(24) = -1 EBADF (Bad file descriptor) [pid 4873] close(25) = -1 EBADF (Bad file descriptor) [pid 4873] close(26) = -1 EBADF (Bad file descriptor) [pid 4873] close(27) = -1 EBADF (Bad file descriptor) [pid 4873] close(28) = -1 EBADF (Bad file descriptor) [pid 4873] close(29) = -1 EBADF (Bad file descriptor) [pid 4873] exit_group(0) = ? [pid 4890] <... futex resumed>) = ? [pid 4874] <... ioctl resumed> ) = ? [pid 4890] +++ exited with 0 +++ [pid 4874] +++ exited with 0 +++ [pid 4873] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./59/binderfs") = 0 [pid 3611] umount2("./59/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./59/cgroup") = 0 [pid 3611] umount2("./59/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./59/cgroup.net") = 0 [pid 3611] umount2("./59/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./59/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./59") = 0 [pid 3611] mkdir("./60", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4891 attached , child_tidptr=0x5555566ee5d0) = 177 [pid 4891] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4891] chdir("./60") = 0 [pid 4891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4891] setpgid(0, 0) = 0 [pid 4891] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4891] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4891] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4891] write(3, "1000", 4) = 4 [pid 4891] close(3) = 0 [pid 4891] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4891] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4891] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4891] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4891] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4892 attached [pid 4892] set_robust_list(0x7fa9c98459e0, 24 [pid 4891] <... clone resumed>, parent_tid=[178], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 178 [pid 4892] <... set_robust_list resumed>) = 0 [pid 4891] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4892] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4891] <... futex resumed>) = 0 [pid 4892] <... openat resumed>) = 3 [pid 4891] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4892] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4892] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4892] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4892] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4876] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4876] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4876] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4876] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4893 attached [pid 4893] set_robust_list(0x7fa9c98249e0, 24 [pid 4876] <... clone resumed>, parent_tid=[179], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 179 [pid 4893] <... set_robust_list resumed>) = 0 [pid 4876] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4893] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4876] <... futex resumed>) = 0 [pid 4893] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4876] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4893] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4893] <... futex resumed>) = 0 [pid 4893] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4876] close(3) = 0 [pid 4876] close(4) = -1 EBADF (Bad file descriptor) [pid 4876] close(5) = -1 EBADF (Bad file descriptor) [pid 4876] close(6) = -1 EBADF (Bad file descriptor) [pid 4876] close(7) = -1 EBADF (Bad file descriptor) [pid 4876] close(8) = -1 EBADF (Bad file descriptor) [pid 4876] close(9) = -1 EBADF (Bad file descriptor) [pid 4876] close(10) = -1 EBADF (Bad file descriptor) [pid 4876] close(11) = -1 EBADF (Bad file descriptor) [pid 4876] close(12) = -1 EBADF (Bad file descriptor) [pid 4876] close(13) = -1 EBADF (Bad file descriptor) [pid 4876] close(14) = -1 EBADF (Bad file descriptor) [pid 4876] close(15) = -1 EBADF (Bad file descriptor) [pid 4876] close(16) = -1 EBADF (Bad file descriptor) [pid 4876] close(17) = -1 EBADF (Bad file descriptor) [pid 4876] close(18) = -1 EBADF (Bad file descriptor) [pid 4876] close(19) = -1 EBADF (Bad file descriptor) [pid 4876] close(20) = -1 EBADF (Bad file descriptor) [pid 4876] close(21) = -1 EBADF (Bad file descriptor) [pid 4876] close(22) = -1 EBADF (Bad file descriptor) [pid 4876] close(23) = -1 EBADF (Bad file descriptor) [pid 4876] close(24) = -1 EBADF (Bad file descriptor) [pid 4876] close(25) = -1 EBADF (Bad file descriptor) [pid 4876] close(26) = -1 EBADF (Bad file descriptor) [pid 4876] close(27) = -1 EBADF (Bad file descriptor) [pid 4876] close(28) = -1 EBADF (Bad file descriptor) [pid 4876] close(29) = -1 EBADF (Bad file descriptor) [pid 4876] exit_group(0 [pid 4893] <... futex resumed>) = ? [pid 4893] +++ exited with 0 +++ [pid 4877] <... ioctl resumed> ) = ? [pid 4876] <... exit_group resumed>) = ? [pid 4877] +++ exited with 0 +++ [pid 4876] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./61/binderfs") = 0 [pid 3613] umount2("./61/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./61/cgroup") = 0 [pid 3613] umount2("./61/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./61/cgroup.net") = 0 [pid 3613] umount2("./61/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./61/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./61") = 0 [pid 3613] mkdir("./62", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4894 attached , child_tidptr=0x5555566ee5d0) = 180 [pid 4894] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4894] chdir("./62") = 0 [pid 4894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4894] setpgid(0, 0) = 0 [pid 4894] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4894] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4894] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4894] write(3, "1000", 4) = 4 [pid 4894] close(3) = 0 [pid 4894] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4894] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4894] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4894] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4895 attached [pid 4895] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4894] <... clone resumed>, parent_tid=[181], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 181 [pid 4895] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4894] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4894] <... futex resumed>) = 0 [pid 4895] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4894] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4895] <... openat resumed>) = 3 [pid 4895] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4895] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4895] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4895] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4879] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4879] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4879] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4879] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4896 attached [pid 4896] set_robust_list(0x7fa9c98249e0, 24 [pid 4879] <... clone resumed>, parent_tid=[179], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 179 [pid 4896] <... set_robust_list resumed>) = 0 [pid 4879] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4896] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4879] <... futex resumed>) = 0 [pid 4896] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4879] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4896] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4896] <... futex resumed>) = 0 [pid 4896] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4879] close(3) = 0 [pid 4879] close(4) = -1 EBADF (Bad file descriptor) [pid 4879] close(5) = -1 EBADF (Bad file descriptor) [pid 4879] close(6) = -1 EBADF (Bad file descriptor) [pid 4879] close(7) = -1 EBADF (Bad file descriptor) [pid 4879] close(8) = -1 EBADF (Bad file descriptor) [pid 4879] close(9) = -1 EBADF (Bad file descriptor) [pid 4879] close(10) = -1 EBADF (Bad file descriptor) [pid 4879] close(11) = -1 EBADF (Bad file descriptor) [pid 4879] close(12) = -1 EBADF (Bad file descriptor) [pid 4879] close(13) = -1 EBADF (Bad file descriptor) [pid 4879] close(14) = -1 EBADF (Bad file descriptor) [pid 4879] close(15) = -1 EBADF (Bad file descriptor) [pid 4879] close(16) = -1 EBADF (Bad file descriptor) [pid 4879] close(17) = -1 EBADF (Bad file descriptor) [pid 4879] close(18) = -1 EBADF (Bad file descriptor) [pid 4879] close(19) = -1 EBADF (Bad file descriptor) [pid 4879] close(20) = -1 EBADF (Bad file descriptor) [pid 4879] close(21) = -1 EBADF (Bad file descriptor) [pid 4879] close(22) = -1 EBADF (Bad file descriptor) [pid 4879] close(23) = -1 EBADF (Bad file descriptor) [pid 4879] close(24) = -1 EBADF (Bad file descriptor) [pid 4879] close(25) = -1 EBADF (Bad file descriptor) [pid 4879] close(26) = -1 EBADF (Bad file descriptor) [pid 4879] close(27) = -1 EBADF (Bad file descriptor) [pid 4879] close(28) = -1 EBADF (Bad file descriptor) [pid 4879] close(29) = -1 EBADF (Bad file descriptor) [pid 4879] exit_group(0 [pid 4896] <... futex resumed>) = ? [pid 4880] <... ioctl resumed> ) = ? [pid 4879] <... exit_group resumed>) = ? [pid 4896] +++ exited with 0 +++ [pid 4880] +++ exited with 0 +++ [pid 4879] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3615] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./60/binderfs") = 0 [pid 3615] umount2("./60/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./60/cgroup") = 0 [pid 3615] umount2("./60/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./60/cgroup.net") = 0 [pid 3615] umount2("./60/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./60/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./60") = 0 [pid 3615] mkdir("./61", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4897 attached , child_tidptr=0x5555566ee5d0) = 180 [pid 4897] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4897] chdir("./61") = 0 [pid 4897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4897] setpgid(0, 0) = 0 [pid 4897] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4897] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4897] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4897] write(3, "1000", 4) = 4 [pid 4897] close(3) = 0 [pid 4897] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4897] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4897] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4897] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4897] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4898 attached [pid 4898] set_robust_list(0x7fa9c98459e0, 24 [pid 4897] <... clone resumed>, parent_tid=[181], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 181 [pid 4898] <... set_robust_list resumed>) = 0 [pid 4897] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4898] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4897] <... futex resumed>) = 0 [pid 4897] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4898] <... openat resumed>) = 3 [pid 4898] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4898] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4898] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4898] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4882] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4882] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4882] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4882] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4899 attached [pid 4899] set_robust_list(0x7fa9c98249e0, 24 [pid 4882] <... clone resumed>, parent_tid=[178], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 178 [pid 4899] <... set_robust_list resumed>) = 0 [pid 4899] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4882] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4899] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4899] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4882] <... futex resumed>) = 0 [pid 4899] <... futex resumed>) = 0 [pid 4882] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4899] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4882] close(3) = 0 [pid 4882] close(4) = -1 EBADF (Bad file descriptor) [pid 4882] close(5) = -1 EBADF (Bad file descriptor) [pid 4882] close(6) = -1 EBADF (Bad file descriptor) [pid 4882] close(7) = -1 EBADF (Bad file descriptor) [pid 4882] close(8) = -1 EBADF (Bad file descriptor) [pid 4882] close(9) = -1 EBADF (Bad file descriptor) [pid 4882] close(10) = -1 EBADF (Bad file descriptor) [pid 4882] close(11) = -1 EBADF (Bad file descriptor) [pid 4882] close(12) = -1 EBADF (Bad file descriptor) [pid 4882] close(13) = -1 EBADF (Bad file descriptor) [pid 4882] close(14) = -1 EBADF (Bad file descriptor) [pid 4882] close(15) = -1 EBADF (Bad file descriptor) [pid 4882] close(16) = -1 EBADF (Bad file descriptor) [pid 4882] close(17) = -1 EBADF (Bad file descriptor) [pid 4882] close(18) = -1 EBADF (Bad file descriptor) [pid 4882] close(19) = -1 EBADF (Bad file descriptor) [pid 4882] close(20) = -1 EBADF (Bad file descriptor) [pid 4882] close(21) = -1 EBADF (Bad file descriptor) [pid 4882] close(22) = -1 EBADF (Bad file descriptor) [pid 4882] close(23) = -1 EBADF (Bad file descriptor) [pid 4882] close(24) = -1 EBADF (Bad file descriptor) [pid 4882] close(25) = -1 EBADF (Bad file descriptor) [pid 4882] close(26) = -1 EBADF (Bad file descriptor) [pid 4882] close(27) = -1 EBADF (Bad file descriptor) [pid 4882] close(28) = -1 EBADF (Bad file descriptor) [pid 4882] close(29) = -1 EBADF (Bad file descriptor) [pid 4882] exit_group(0 [pid 4899] <... futex resumed>) = ? [pid 4883] <... ioctl resumed> ) = ? [pid 4882] <... exit_group resumed>) = ? [pid 4899] +++ exited with 0 +++ [pid 4883] +++ exited with 0 +++ [pid 4882] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./60/binderfs") = 0 [pid 3612] umount2("./60/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./60/cgroup") = 0 [pid 3612] umount2("./60/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./60/cgroup.net") = 0 [pid 3612] umount2("./60/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./60/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./60") = 0 [pid 3612] mkdir("./61", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4900 attached , child_tidptr=0x5555566ee5d0) = 179 [pid 4900] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4900] chdir("./61") = 0 [pid 4900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4900] setpgid(0, 0) = 0 [pid 4900] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4900] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4900] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4900] write(3, "1000", 4) = 4 [pid 4900] close(3) = 0 [pid 4900] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4900] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4900] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4900] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4901 attached [pid 4901] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4900] <... clone resumed>, parent_tid=[180], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 180 [pid 4901] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] <... futex resumed>) = 0 [pid 4901] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4900] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4901] <... openat resumed>) = 3 [pid 4901] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4901] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4901] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4901] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4885] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4885] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4885] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4885] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4885] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4902 attached [pid 4902] set_robust_list(0x7fa9c98249e0, 24 [pid 4885] <... clone resumed>, parent_tid=[178], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 178 [pid 4902] <... set_robust_list resumed>) = 0 [pid 4885] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4902] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4885] <... futex resumed>) = 0 [pid 4902] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4885] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4902] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4902] <... futex resumed>) = 0 [pid 4902] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4885] close(3) = 0 [pid 4885] close(4) = -1 EBADF (Bad file descriptor) [pid 4885] close(5) = -1 EBADF (Bad file descriptor) [pid 4885] close(6) = -1 EBADF (Bad file descriptor) [pid 4885] close(7) = -1 EBADF (Bad file descriptor) [pid 4885] close(8) = -1 EBADF (Bad file descriptor) [pid 4885] close(9) = -1 EBADF (Bad file descriptor) [pid 4885] close(10) = -1 EBADF (Bad file descriptor) [pid 4885] close(11) = -1 EBADF (Bad file descriptor) [pid 4885] close(12) = -1 EBADF (Bad file descriptor) [pid 4885] close(13) = -1 EBADF (Bad file descriptor) [pid 4885] close(14) = -1 EBADF (Bad file descriptor) [pid 4885] close(15) = -1 EBADF (Bad file descriptor) [pid 4885] close(16) = -1 EBADF (Bad file descriptor) [pid 4885] close(17) = -1 EBADF (Bad file descriptor) [pid 4885] close(18) = -1 EBADF (Bad file descriptor) [pid 4885] close(19) = -1 EBADF (Bad file descriptor) [pid 4885] close(20) = -1 EBADF (Bad file descriptor) [pid 4885] close(21) = -1 EBADF (Bad file descriptor) [pid 4885] close(22) = -1 EBADF (Bad file descriptor) [pid 4885] close(23) = -1 EBADF (Bad file descriptor) [pid 4885] close(24) = -1 EBADF (Bad file descriptor) [pid 4885] close(25) = -1 EBADF (Bad file descriptor) [pid 4885] close(26) = -1 EBADF (Bad file descriptor) [pid 4885] close(27) = -1 EBADF (Bad file descriptor) [pid 4885] close(28) = -1 EBADF (Bad file descriptor) [pid 4885] close(29) = -1 EBADF (Bad file descriptor) [pid 4885] exit_group(0) = ? [pid 4886] <... ioctl resumed> ) = ? [pid 4902] <... futex resumed>) = ? [pid 4886] +++ exited with 0 +++ [pid 4902] +++ exited with 0 +++ [pid 4885] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./59/binderfs") = 0 [pid 3610] umount2("./59/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./59/cgroup") = 0 [pid 3610] umount2("./59/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./59/cgroup.net") = 0 [pid 3610] umount2("./59/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./59/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./59") = 0 [pid 3610] mkdir("./60", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4903 attached [pid 4903] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 179 [pid 4903] <... set_robust_list resumed>) = 0 [pid 4903] chdir("./60") = 0 [pid 4903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4903] setpgid(0, 0) = 0 [pid 4903] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4903] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4903] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4903] write(3, "1000", 4) = 4 [pid 4903] close(3) = 0 [pid 4903] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4903] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4903] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4903] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4904 attached [pid 4904] set_robust_list(0x7fa9c98459e0, 24 [pid 4903] <... clone resumed>, parent_tid=[180], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 180 [pid 4904] <... set_robust_list resumed>) = 0 [pid 4903] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4904] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4903] <... futex resumed>) = 0 [pid 4904] <... openat resumed>) = 3 [pid 4903] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4904] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4904] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4904] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4904] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4888] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4888] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4888] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4888] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4905 attached , parent_tid=[178], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 178 [pid 4905] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4888] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4905] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4888] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4905] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4905] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4888] <... futex resumed>) = 0 [pid 4905] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4888] close(3) = 0 [pid 4888] close(4) = -1 EBADF (Bad file descriptor) [pid 4888] close(5) = -1 EBADF (Bad file descriptor) [pid 4888] close(6) = -1 EBADF (Bad file descriptor) [pid 4888] close(7) = -1 EBADF (Bad file descriptor) [pid 4888] close(8) = -1 EBADF (Bad file descriptor) [pid 4888] close(9) = -1 EBADF (Bad file descriptor) [pid 4888] close(10) = -1 EBADF (Bad file descriptor) [pid 4888] close(11) = -1 EBADF (Bad file descriptor) [pid 4888] close(12) = -1 EBADF (Bad file descriptor) [pid 4888] close(13) = -1 EBADF (Bad file descriptor) [pid 4888] close(14) = -1 EBADF (Bad file descriptor) [pid 4888] close(15) = -1 EBADF (Bad file descriptor) [pid 4888] close(16) = -1 EBADF (Bad file descriptor) [pid 4888] close(17) = -1 EBADF (Bad file descriptor) [pid 4888] close(18) = -1 EBADF (Bad file descriptor) [pid 4888] close(19) = -1 EBADF (Bad file descriptor) [pid 4888] close(20) = -1 EBADF (Bad file descriptor) [pid 4888] close(21) = -1 EBADF (Bad file descriptor) [pid 4888] close(22) = -1 EBADF (Bad file descriptor) [pid 4888] close(23) = -1 EBADF (Bad file descriptor) [pid 4888] close(24) = -1 EBADF (Bad file descriptor) [pid 4888] close(25) = -1 EBADF (Bad file descriptor) [pid 4888] close(26) = -1 EBADF (Bad file descriptor) [pid 4888] close(27) = -1 EBADF (Bad file descriptor) [pid 4888] close(28) = -1 EBADF (Bad file descriptor) [pid 4888] close(29) = -1 EBADF (Bad file descriptor) [pid 4888] exit_group(0) = ? [pid 4905] <... futex resumed>) = ? [pid 4889] <... ioctl resumed> ) = ? [pid 4889] +++ exited with 0 +++ [pid 4905] +++ exited with 0 +++ [pid 4888] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./59/binderfs") = 0 [pid 3614] umount2("./59/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./59/cgroup") = 0 [pid 3614] umount2("./59/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./59/cgroup.net") = 0 [pid 3614] umount2("./59/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./59/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./59") = 0 [pid 3614] mkdir("./60", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4906 attached [pid 4906] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 179 [pid 4906] <... set_robust_list resumed>) = 0 [pid 4906] chdir("./60") = 0 [pid 4906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4906] setpgid(0, 0) = 0 [pid 4906] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4906] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4906] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4906] write(3, "1000", 4) = 4 [pid 4906] close(3) = 0 [pid 4906] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4906] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4906] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4906] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4906] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4907 attached [pid 4907] set_robust_list(0x7fa9c98459e0, 24 [pid 4906] <... clone resumed>, parent_tid=[180], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 180 [pid 4907] <... set_robust_list resumed>) = 0 [pid 4906] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4907] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4906] <... futex resumed>) = 0 [pid 4907] <... openat resumed>) = 3 [pid 4906] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4907] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4907] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4907] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4907] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4891] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4891] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4891] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4908 attached [pid 4908] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4891] <... clone resumed>, parent_tid=[179], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 179 [pid 4908] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4891] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4891] <... futex resumed>) = 0 [pid 4908] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4891] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4908] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4908] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4891] <... futex resumed>) = 0 [pid 4908] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4891] close(3) = 0 [pid 4891] close(4) = -1 EBADF (Bad file descriptor) [pid 4891] close(5) = -1 EBADF (Bad file descriptor) [pid 4891] close(6) = -1 EBADF (Bad file descriptor) [pid 4891] close(7) = -1 EBADF (Bad file descriptor) [pid 4891] close(8) = -1 EBADF (Bad file descriptor) [pid 4891] close(9) = -1 EBADF (Bad file descriptor) [pid 4891] close(10) = -1 EBADF (Bad file descriptor) [pid 4891] close(11) = -1 EBADF (Bad file descriptor) [pid 4891] close(12) = -1 EBADF (Bad file descriptor) [pid 4891] close(13) = -1 EBADF (Bad file descriptor) [pid 4891] close(14) = -1 EBADF (Bad file descriptor) [pid 4891] close(15) = -1 EBADF (Bad file descriptor) [pid 4891] close(16) = -1 EBADF (Bad file descriptor) [pid 4891] close(17) = -1 EBADF (Bad file descriptor) [pid 4891] close(18) = -1 EBADF (Bad file descriptor) [pid 4891] close(19) = -1 EBADF (Bad file descriptor) [pid 4891] close(20) = -1 EBADF (Bad file descriptor) [pid 4891] close(21) = -1 EBADF (Bad file descriptor) [pid 4891] close(22) = -1 EBADF (Bad file descriptor) [pid 4891] close(23) = -1 EBADF (Bad file descriptor) [pid 4891] close(24) = -1 EBADF (Bad file descriptor) [pid 4891] close(25) = -1 EBADF (Bad file descriptor) [pid 4891] close(26) = -1 EBADF (Bad file descriptor) [pid 4891] close(27) = -1 EBADF (Bad file descriptor) [pid 4891] close(28) = -1 EBADF (Bad file descriptor) [pid 4891] close(29) = -1 EBADF (Bad file descriptor) [pid 4891] exit_group(0 [pid 4908] <... futex resumed>) = ? [pid 4892] <... ioctl resumed> ) = ? [pid 4891] <... exit_group resumed>) = ? [pid 4908] +++ exited with 0 +++ [pid 4892] +++ exited with 0 +++ [pid 4891] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./60/binderfs") = 0 [pid 3611] umount2("./60/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./60/cgroup") = 0 [pid 3611] umount2("./60/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./60/cgroup.net") = 0 [pid 3611] umount2("./60/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./60/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./60") = 0 [pid 3611] mkdir("./61", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4909 attached [pid 4909] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 180 [pid 4909] <... set_robust_list resumed>) = 0 [pid 4909] chdir("./61") = 0 [pid 4909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4909] setpgid(0, 0) = 0 [pid 4909] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4909] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4909] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4909] write(3, "1000", 4) = 4 [pid 4909] close(3) = 0 [pid 4909] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4909] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4909] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4909] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4909] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4910 attached [pid 4910] set_robust_list(0x7fa9c98459e0, 24 [pid 4909] <... clone resumed>, parent_tid=[181], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 181 [pid 4910] <... set_robust_list resumed>) = 0 [pid 4909] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4910] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4909] <... futex resumed>) = 0 [pid 4910] <... openat resumed>) = 3 [pid 4909] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4910] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4910] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4910] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4910] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4894] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4894] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4894] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4894] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4911 attached [pid 4911] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4894] <... clone resumed>, parent_tid=[182], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 182 [pid 4911] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4894] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4911] <... futex resumed>) = 0 [pid 4894] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4911] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4911] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4894] <... futex resumed>) = 0 [pid 4911] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4894] close(3) = 0 [pid 4894] close(4) = -1 EBADF (Bad file descriptor) [pid 4894] close(5) = -1 EBADF (Bad file descriptor) [pid 4894] close(6) = -1 EBADF (Bad file descriptor) [pid 4894] close(7) = -1 EBADF (Bad file descriptor) [pid 4894] close(8) = -1 EBADF (Bad file descriptor) [pid 4894] close(9) = -1 EBADF (Bad file descriptor) [pid 4894] close(10) = -1 EBADF (Bad file descriptor) [pid 4894] close(11) = -1 EBADF (Bad file descriptor) [pid 4894] close(12) = -1 EBADF (Bad file descriptor) [pid 4894] close(13) = -1 EBADF (Bad file descriptor) [pid 4894] close(14) = -1 EBADF (Bad file descriptor) [pid 4894] close(15) = -1 EBADF (Bad file descriptor) [pid 4894] close(16) = -1 EBADF (Bad file descriptor) [pid 4894] close(17) = -1 EBADF (Bad file descriptor) [pid 4894] close(18) = -1 EBADF (Bad file descriptor) [pid 4894] close(19) = -1 EBADF (Bad file descriptor) [pid 4894] close(20) = -1 EBADF (Bad file descriptor) [pid 4894] close(21) = -1 EBADF (Bad file descriptor) [pid 4894] close(22) = -1 EBADF (Bad file descriptor) [pid 4894] close(23) = -1 EBADF (Bad file descriptor) [pid 4894] close(24) = -1 EBADF (Bad file descriptor) [pid 4894] close(25) = -1 EBADF (Bad file descriptor) [pid 4894] close(26) = -1 EBADF (Bad file descriptor) [pid 4894] close(27) = -1 EBADF (Bad file descriptor) [pid 4894] close(28) = -1 EBADF (Bad file descriptor) [pid 4894] close(29) = -1 EBADF (Bad file descriptor) [pid 4894] exit_group(0 [pid 4911] <... futex resumed>) = ? [pid 4895] <... ioctl resumed> ) = ? [pid 4894] <... exit_group resumed>) = ? [pid 4911] +++ exited with 0 +++ [pid 4895] +++ exited with 0 +++ [pid 4894] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3613] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./62/binderfs") = 0 [pid 3613] umount2("./62/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./62/cgroup") = 0 [pid 3613] umount2("./62/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./62/cgroup.net") = 0 [pid 3613] umount2("./62/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./62/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./62") = 0 [pid 3613] mkdir("./63", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4912 attached , child_tidptr=0x5555566ee5d0) = 183 [pid 4912] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4912] chdir("./63") = 0 [pid 4912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4912] setpgid(0, 0) = 0 [pid 4912] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4912] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4912] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4912] write(3, "1000", 4) = 4 [pid 4912] close(3) = 0 [pid 4912] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4912] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4912] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4912] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4913 attached [pid 4913] set_robust_list(0x7fa9c98459e0, 24 [pid 4912] <... clone resumed>, parent_tid=[184], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 184 [pid 4913] <... set_robust_list resumed>) = 0 [pid 4912] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4913] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4912] <... futex resumed>) = 0 [pid 4913] <... openat resumed>) = 3 [pid 4912] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4913] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4913] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4913] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4897] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4897] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4897] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4897] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4914 attached [pid 4914] set_robust_list(0x7fa9c98249e0, 24 [pid 4897] <... clone resumed>, parent_tid=[182], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 182 [pid 4914] <... set_robust_list resumed>) = 0 [pid 4897] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4914] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4897] <... futex resumed>) = 0 [pid 4914] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4897] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4914] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4914] <... futex resumed>) = 0 [pid 4914] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4897] close(3) = 0 [pid 4897] close(4) = -1 EBADF (Bad file descriptor) [pid 4897] close(5) = -1 EBADF (Bad file descriptor) [pid 4897] close(6) = -1 EBADF (Bad file descriptor) [pid 4897] close(7) = -1 EBADF (Bad file descriptor) [pid 4897] close(8) = -1 EBADF (Bad file descriptor) [pid 4897] close(9) = -1 EBADF (Bad file descriptor) [pid 4897] close(10) = -1 EBADF (Bad file descriptor) [pid 4897] close(11) = -1 EBADF (Bad file descriptor) [pid 4897] close(12) = -1 EBADF (Bad file descriptor) [pid 4897] close(13) = -1 EBADF (Bad file descriptor) [pid 4897] close(14) = -1 EBADF (Bad file descriptor) [pid 4897] close(15) = -1 EBADF (Bad file descriptor) [pid 4897] close(16) = -1 EBADF (Bad file descriptor) [pid 4897] close(17) = -1 EBADF (Bad file descriptor) [pid 4897] close(18) = -1 EBADF (Bad file descriptor) [pid 4897] close(19) = -1 EBADF (Bad file descriptor) [pid 4897] close(20) = -1 EBADF (Bad file descriptor) [pid 4897] close(21) = -1 EBADF (Bad file descriptor) [pid 4897] close(22) = -1 EBADF (Bad file descriptor) [pid 4897] close(23) = -1 EBADF (Bad file descriptor) [pid 4897] close(24) = -1 EBADF (Bad file descriptor) [pid 4897] close(25) = -1 EBADF (Bad file descriptor) [pid 4897] close(26) = -1 EBADF (Bad file descriptor) [pid 4897] close(27) = -1 EBADF (Bad file descriptor) [pid 4897] close(28) = -1 EBADF (Bad file descriptor) [pid 4897] close(29) = -1 EBADF (Bad file descriptor) [pid 4897] exit_group(0 [pid 4914] <... futex resumed>) = ? [pid 4898] <... ioctl resumed> ) = ? [pid 4897] <... exit_group resumed>) = ? [pid 4898] +++ exited with 0 +++ [pid 4914] +++ exited with 0 +++ [pid 4897] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./61/binderfs") = 0 [pid 3615] umount2("./61/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./61/cgroup") = 0 [pid 3615] umount2("./61/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./61/cgroup.net") = 0 [pid 3615] umount2("./61/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./61/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./61") = 0 [pid 3615] mkdir("./62", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4915 attached , child_tidptr=0x5555566ee5d0) = 183 [pid 4915] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4915] chdir("./62") = 0 [pid 4915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4915] setpgid(0, 0) = 0 [pid 4915] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4915] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4915] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4915] write(3, "1000", 4) = 4 [pid 4915] close(3) = 0 [pid 4915] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4915] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4915] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4915] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4915] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4916 attached [pid 4916] set_robust_list(0x7fa9c98459e0, 24 [pid 4915] <... clone resumed>, parent_tid=[184], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 184 [pid 4916] <... set_robust_list resumed>) = 0 [pid 4915] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4916] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4915] <... futex resumed>) = 0 [pid 4916] <... openat resumed>) = 3 [pid 4915] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4916] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4916] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4916] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4900] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4900] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4900] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[181], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 181 ./strace-static-x86_64: Process 4917 attached [pid 4917] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4917] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] <... futex resumed>) = 0 [pid 4917] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4900] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4917] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4917] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4900] close(3) = 0 [pid 4900] close(4) = -1 EBADF (Bad file descriptor) [pid 4900] close(5) = -1 EBADF (Bad file descriptor) [pid 4900] close(6) = -1 EBADF (Bad file descriptor) [pid 4900] close(7) = -1 EBADF (Bad file descriptor) [pid 4900] close(8) = -1 EBADF (Bad file descriptor) [pid 4900] close(9) = -1 EBADF (Bad file descriptor) [pid 4900] close(10) = -1 EBADF (Bad file descriptor) [pid 4900] close(11) = -1 EBADF (Bad file descriptor) [pid 4900] close(12) = -1 EBADF (Bad file descriptor) [pid 4900] close(13) = -1 EBADF (Bad file descriptor) [pid 4900] close(14) = -1 EBADF (Bad file descriptor) [pid 4900] close(15) = -1 EBADF (Bad file descriptor) [pid 4900] close(16) = -1 EBADF (Bad file descriptor) [pid 4900] close(17) = -1 EBADF (Bad file descriptor) [pid 4900] close(18) = -1 EBADF (Bad file descriptor) [pid 4900] close(19) = -1 EBADF (Bad file descriptor) [pid 4900] close(20) = -1 EBADF (Bad file descriptor) [pid 4900] close(21) = -1 EBADF (Bad file descriptor) [pid 4900] close(22) = -1 EBADF (Bad file descriptor) [pid 4900] close(23) = -1 EBADF (Bad file descriptor) [pid 4900] close(24) = -1 EBADF (Bad file descriptor) [pid 4900] close(25) = -1 EBADF (Bad file descriptor) [pid 4900] close(26) = -1 EBADF (Bad file descriptor) [pid 4900] close(27) = -1 EBADF (Bad file descriptor) [pid 4900] close(28) = -1 EBADF (Bad file descriptor) [pid 4900] close(29) = -1 EBADF (Bad file descriptor) [pid 4900] exit_group(0 [pid 4917] <... futex resumed>) = ? [pid 4900] <... exit_group resumed>) = ? [pid 4917] +++ exited with 0 +++ [pid 4901] <... ioctl resumed> ) = ? [pid 4901] +++ exited with 0 +++ [pid 4900] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./61/binderfs") = 0 [pid 3612] umount2("./61/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./61/cgroup") = 0 [pid 3612] umount2("./61/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./61/cgroup.net") = 0 [pid 3612] umount2("./61/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./61/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./61") = 0 [pid 3612] mkdir("./62", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4918 attached [pid 4918] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 182 [pid 4918] <... set_robust_list resumed>) = 0 [pid 4918] chdir("./62") = 0 [pid 4918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4918] setpgid(0, 0) = 0 [pid 4918] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4918] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4918] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4918] write(3, "1000", 4) = 4 [pid 4918] close(3) = 0 [pid 4918] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4918] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4918] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4918] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4918] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4919 attached [pid 4919] set_robust_list(0x7fa9c98459e0, 24 [pid 4918] <... clone resumed>, parent_tid=[183], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 183 [pid 4919] <... set_robust_list resumed>) = 0 [pid 4918] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4919] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4918] <... futex resumed>) = 0 [pid 4919] <... openat resumed>) = 3 [pid 4918] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4919] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4919] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4919] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4903] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4903] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4903] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4903] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4920 attached [pid 4920] set_robust_list(0x7fa9c98249e0, 24 [pid 4903] <... clone resumed>, parent_tid=[181], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 181 [pid 4920] <... set_robust_list resumed>) = 0 [pid 4920] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4903] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4920] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4903] <... futex resumed>) = 0 [pid 4920] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4903] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4920] <... futex resumed>) = 0 [pid 4903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4920] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4903] close(3) = 0 [pid 4903] close(4) = -1 EBADF (Bad file descriptor) [pid 4903] close(5) = -1 EBADF (Bad file descriptor) [pid 4903] close(6) = -1 EBADF (Bad file descriptor) [pid 4903] close(7) = -1 EBADF (Bad file descriptor) [pid 4903] close(8) = -1 EBADF (Bad file descriptor) [pid 4903] close(9) = -1 EBADF (Bad file descriptor) [pid 4903] close(10) = -1 EBADF (Bad file descriptor) [pid 4903] close(11) = -1 EBADF (Bad file descriptor) [pid 4903] close(12) = -1 EBADF (Bad file descriptor) [pid 4903] close(13) = -1 EBADF (Bad file descriptor) [pid 4903] close(14) = -1 EBADF (Bad file descriptor) [pid 4903] close(15) = -1 EBADF (Bad file descriptor) [pid 4903] close(16) = -1 EBADF (Bad file descriptor) [pid 4903] close(17) = -1 EBADF (Bad file descriptor) [pid 4903] close(18) = -1 EBADF (Bad file descriptor) [pid 4903] close(19) = -1 EBADF (Bad file descriptor) [pid 4903] close(20) = -1 EBADF (Bad file descriptor) [pid 4903] close(21) = -1 EBADF (Bad file descriptor) [pid 4903] close(22) = -1 EBADF (Bad file descriptor) [pid 4903] close(23) = -1 EBADF (Bad file descriptor) [pid 4903] close(24) = -1 EBADF (Bad file descriptor) [pid 4903] close(25) = -1 EBADF (Bad file descriptor) [pid 4903] close(26) = -1 EBADF (Bad file descriptor) [pid 4903] close(27) = -1 EBADF (Bad file descriptor) [pid 4903] close(28) = -1 EBADF (Bad file descriptor) [pid 4903] close(29) = -1 EBADF (Bad file descriptor) [pid 4903] exit_group(0) = ? [pid 4920] <... futex resumed>) = ? [pid 4904] <... ioctl resumed> ) = ? [pid 4920] +++ exited with 0 +++ [pid 4904] +++ exited with 0 +++ [pid 4903] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./60/binderfs") = 0 [pid 3610] umount2("./60/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./60/cgroup") = 0 [pid 3610] umount2("./60/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./60/cgroup.net") = 0 [pid 3610] umount2("./60/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./60/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./60") = 0 [pid 3610] mkdir("./61", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4921 attached , child_tidptr=0x5555566ee5d0) = 182 [pid 4921] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4921] chdir("./61") = 0 [pid 4921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4921] setpgid(0, 0) = 0 [pid 4921] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4921] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4921] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4921] write(3, "1000", 4) = 4 [pid 4921] close(3) = 0 [pid 4921] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4921] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4921] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4921] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4921] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4922 attached [pid 4922] set_robust_list(0x7fa9c98459e0, 24 [pid 4921] <... clone resumed>, parent_tid=[183], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 183 [pid 4922] <... set_robust_list resumed>) = 0 [pid 4921] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4922] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4921] <... futex resumed>) = 0 [pid 4921] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4922] <... openat resumed>) = 3 [pid 4922] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4922] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4922] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4922] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4906] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4906] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4906] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4906] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4923 attached [pid 4923] set_robust_list(0x7fa9c98249e0, 24 [pid 4906] <... clone resumed>, parent_tid=[181], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 181 [pid 4923] <... set_robust_list resumed>) = 0 [pid 4906] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4923] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4906] <... futex resumed>) = 0 [pid 4923] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4906] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4923] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4923] <... futex resumed>) = 0 [pid 4923] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4906] close(3) = 0 [pid 4906] close(4) = -1 EBADF (Bad file descriptor) [pid 4906] close(5) = -1 EBADF (Bad file descriptor) [pid 4906] close(6) = -1 EBADF (Bad file descriptor) [pid 4906] close(7) = -1 EBADF (Bad file descriptor) [pid 4906] close(8) = -1 EBADF (Bad file descriptor) [pid 4906] close(9) = -1 EBADF (Bad file descriptor) [pid 4906] close(10) = -1 EBADF (Bad file descriptor) [pid 4906] close(11) = -1 EBADF (Bad file descriptor) [pid 4906] close(12) = -1 EBADF (Bad file descriptor) [pid 4906] close(13) = -1 EBADF (Bad file descriptor) [pid 4906] close(14) = -1 EBADF (Bad file descriptor) [pid 4906] close(15) = -1 EBADF (Bad file descriptor) [pid 4906] close(16) = -1 EBADF (Bad file descriptor) [pid 4906] close(17) = -1 EBADF (Bad file descriptor) [pid 4906] close(18) = -1 EBADF (Bad file descriptor) [pid 4906] close(19) = -1 EBADF (Bad file descriptor) [pid 4906] close(20) = -1 EBADF (Bad file descriptor) [pid 4906] close(21) = -1 EBADF (Bad file descriptor) [pid 4906] close(22) = -1 EBADF (Bad file descriptor) [pid 4906] close(23) = -1 EBADF (Bad file descriptor) [pid 4906] close(24) = -1 EBADF (Bad file descriptor) [pid 4906] close(25) = -1 EBADF (Bad file descriptor) [pid 4906] close(26) = -1 EBADF (Bad file descriptor) [pid 4906] close(27) = -1 EBADF (Bad file descriptor) [pid 4906] close(28) = -1 EBADF (Bad file descriptor) [pid 4906] close(29) = -1 EBADF (Bad file descriptor) [pid 4906] exit_group(0 [pid 4923] <... futex resumed>) = ? [pid 4906] <... exit_group resumed>) = ? [pid 4923] +++ exited with 0 +++ [pid 4907] <... ioctl resumed> ) = ? [pid 4907] +++ exited with 0 +++ [pid 4906] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./60/binderfs") = 0 [pid 3614] umount2("./60/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./60/cgroup") = 0 [pid 3614] umount2("./60/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./60/cgroup.net") = 0 [pid 3614] umount2("./60/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./60/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./60") = 0 [pid 3614] mkdir("./61", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4924 attached [pid 4924] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 182 [pid 4924] <... set_robust_list resumed>) = 0 [pid 4924] chdir("./61") = 0 [pid 4924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4924] setpgid(0, 0) = 0 [pid 4924] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4924] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4924] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4924] write(3, "1000", 4) = 4 [pid 4924] close(3) = 0 [pid 4924] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4924] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4924] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4924] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4924] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4925 attached [pid 4925] set_robust_list(0x7fa9c98459e0, 24 [pid 4924] <... clone resumed>, parent_tid=[183], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 183 [pid 4925] <... set_robust_list resumed>) = 0 [pid 4924] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4925] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4924] <... futex resumed>) = 0 [pid 4925] <... openat resumed>) = 3 [pid 4924] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4925] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4925] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4925] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4909] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4909] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4909] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4909] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4926 attached [pid 4926] set_robust_list(0x7fa9c98249e0, 24 [pid 4909] <... clone resumed>, parent_tid=[182], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 182 [pid 4926] <... set_robust_list resumed>) = 0 [pid 4909] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4926] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4909] <... futex resumed>) = 0 [pid 4926] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4909] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4926] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4926] <... futex resumed>) = 0 [pid 4926] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4909] close(3) = 0 [pid 4909] close(4) = -1 EBADF (Bad file descriptor) [pid 4909] close(5) = -1 EBADF (Bad file descriptor) [pid 4909] close(6) = -1 EBADF (Bad file descriptor) [pid 4909] close(7) = -1 EBADF (Bad file descriptor) [pid 4909] close(8) = -1 EBADF (Bad file descriptor) [pid 4909] close(9) = -1 EBADF (Bad file descriptor) [pid 4909] close(10) = -1 EBADF (Bad file descriptor) [pid 4909] close(11) = -1 EBADF (Bad file descriptor) [pid 4909] close(12) = -1 EBADF (Bad file descriptor) [pid 4909] close(13) = -1 EBADF (Bad file descriptor) [pid 4909] close(14) = -1 EBADF (Bad file descriptor) [pid 4909] close(15) = -1 EBADF (Bad file descriptor) [pid 4909] close(16) = -1 EBADF (Bad file descriptor) [pid 4909] close(17) = -1 EBADF (Bad file descriptor) [pid 4909] close(18) = -1 EBADF (Bad file descriptor) [pid 4909] close(19) = -1 EBADF (Bad file descriptor) [pid 4909] close(20) = -1 EBADF (Bad file descriptor) [pid 4909] close(21) = -1 EBADF (Bad file descriptor) [pid 4909] close(22) = -1 EBADF (Bad file descriptor) [pid 4909] close(23) = -1 EBADF (Bad file descriptor) [pid 4909] close(24) = -1 EBADF (Bad file descriptor) [pid 4909] close(25) = -1 EBADF (Bad file descriptor) [pid 4909] close(26) = -1 EBADF (Bad file descriptor) [pid 4909] close(27) = -1 EBADF (Bad file descriptor) [pid 4909] close(28) = -1 EBADF (Bad file descriptor) [pid 4909] close(29) = -1 EBADF (Bad file descriptor) [pid 4909] exit_group(0 [pid 4926] <... futex resumed>) = ? [pid 4910] <... ioctl resumed> ) = ? [pid 4909] <... exit_group resumed>) = ? [pid 4926] +++ exited with 0 +++ [pid 4910] +++ exited with 0 +++ [pid 4909] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./61/binderfs") = 0 [pid 3611] umount2("./61/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./61/cgroup") = 0 [pid 3611] umount2("./61/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./61/cgroup.net") = 0 [pid 3611] umount2("./61/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./61/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./61") = 0 [pid 3611] mkdir("./62", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4927 attached , child_tidptr=0x5555566ee5d0) = 183 [pid 4927] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4927] chdir("./62") = 0 [pid 4927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4927] setpgid(0, 0) = 0 [pid 4927] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4927] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4927] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4927] write(3, "1000", 4) = 4 [pid 4927] close(3) = 0 [pid 4927] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4927] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4927] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4927] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4927] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4928 attached [pid 4928] set_robust_list(0x7fa9c98459e0, 24 [pid 4927] <... clone resumed>, parent_tid=[184], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 184 [pid 4928] <... set_robust_list resumed>) = 0 [pid 4927] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4928] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4927] <... futex resumed>) = 0 [pid 4928] <... openat resumed>) = 3 [pid 4927] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4928] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4928] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4928] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4928] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4912] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4912] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4912] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4929 attached [pid 4929] set_robust_list(0x7fa9c98249e0, 24 [pid 4912] <... clone resumed>, parent_tid=[185], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 185 [pid 4929] <... set_robust_list resumed>) = 0 [pid 4929] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4912] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4929] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4912] <... futex resumed>) = 0 [pid 4929] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4912] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4929] <... futex resumed>) = 0 [pid 4912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4929] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4912] close(3) = 0 [pid 4912] close(4) = -1 EBADF (Bad file descriptor) [pid 4912] close(5) = -1 EBADF (Bad file descriptor) [pid 4912] close(6) = -1 EBADF (Bad file descriptor) [pid 4912] close(7) = -1 EBADF (Bad file descriptor) [pid 4912] close(8) = -1 EBADF (Bad file descriptor) [pid 4912] close(9) = -1 EBADF (Bad file descriptor) [pid 4912] close(10) = -1 EBADF (Bad file descriptor) [pid 4912] close(11) = -1 EBADF (Bad file descriptor) [pid 4912] close(12) = -1 EBADF (Bad file descriptor) [pid 4912] close(13) = -1 EBADF (Bad file descriptor) [pid 4912] close(14) = -1 EBADF (Bad file descriptor) [pid 4912] close(15) = -1 EBADF (Bad file descriptor) [pid 4912] close(16) = -1 EBADF (Bad file descriptor) [pid 4912] close(17) = -1 EBADF (Bad file descriptor) [pid 4912] close(18) = -1 EBADF (Bad file descriptor) [pid 4912] close(19) = -1 EBADF (Bad file descriptor) [pid 4912] close(20) = -1 EBADF (Bad file descriptor) [pid 4912] close(21) = -1 EBADF (Bad file descriptor) [pid 4912] close(22) = -1 EBADF (Bad file descriptor) [pid 4912] close(23) = -1 EBADF (Bad file descriptor) [pid 4912] close(24) = -1 EBADF (Bad file descriptor) [pid 4912] close(25) = -1 EBADF (Bad file descriptor) [pid 4912] close(26) = -1 EBADF (Bad file descriptor) [pid 4912] close(27) = -1 EBADF (Bad file descriptor) [pid 4912] close(28) = -1 EBADF (Bad file descriptor) [pid 4912] close(29) = -1 EBADF (Bad file descriptor) [pid 4912] exit_group(0 [pid 4929] <... futex resumed>) = ? [pid 4913] <... ioctl resumed> ) = ? [pid 4912] <... exit_group resumed>) = ? [pid 4913] +++ exited with 0 +++ [pid 4929] +++ exited with 0 +++ [pid 4912] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./63/binderfs") = 0 [pid 3613] umount2("./63/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./63/cgroup") = 0 [pid 3613] umount2("./63/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./63/cgroup.net") = 0 [pid 3613] umount2("./63/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./63/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./63") = 0 [pid 3613] mkdir("./64", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4930 attached , child_tidptr=0x5555566ee5d0) = 186 [pid 4930] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4930] chdir("./64") = 0 [pid 4930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4930] setpgid(0, 0) = 0 [pid 4930] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4930] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4930] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4930] write(3, "1000", 4) = 4 [pid 4930] close(3) = 0 [pid 4930] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4930] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4930] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4930] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4930] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4931 attached [pid 4931] set_robust_list(0x7fa9c98459e0, 24 [pid 4930] <... clone resumed>, parent_tid=[187], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 187 [pid 4931] <... set_robust_list resumed>) = 0 [pid 4930] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4931] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4930] <... futex resumed>) = 0 [pid 4931] <... openat resumed>) = 3 [pid 4931] ioctl(3, USB_RAW_IOCTL_INIT [pid 4930] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4931] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4931] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4931] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4931] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4915] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4915] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4915] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4915] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4932 attached [pid 4932] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4915] <... clone resumed>, parent_tid=[185], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 185 [pid 4932] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4915] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4915] <... futex resumed>) = 0 [pid 4932] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4915] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4932] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4932] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4915] <... futex resumed>) = 0 [pid 4932] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4915] close(3) = 0 [pid 4915] close(4) = -1 EBADF (Bad file descriptor) [pid 4915] close(5) = -1 EBADF (Bad file descriptor) [pid 4915] close(6) = -1 EBADF (Bad file descriptor) [pid 4915] close(7) = -1 EBADF (Bad file descriptor) [pid 4915] close(8) = -1 EBADF (Bad file descriptor) [pid 4915] close(9) = -1 EBADF (Bad file descriptor) [pid 4915] close(10) = -1 EBADF (Bad file descriptor) [pid 4915] close(11) = -1 EBADF (Bad file descriptor) [pid 4915] close(12) = -1 EBADF (Bad file descriptor) [pid 4915] close(13) = -1 EBADF (Bad file descriptor) [pid 4915] close(14) = -1 EBADF (Bad file descriptor) [pid 4915] close(15) = -1 EBADF (Bad file descriptor) [pid 4915] close(16) = -1 EBADF (Bad file descriptor) [pid 4915] close(17) = -1 EBADF (Bad file descriptor) [pid 4915] close(18) = -1 EBADF (Bad file descriptor) [pid 4915] close(19) = -1 EBADF (Bad file descriptor) [pid 4915] close(20) = -1 EBADF (Bad file descriptor) [pid 4915] close(21) = -1 EBADF (Bad file descriptor) [pid 4915] close(22) = -1 EBADF (Bad file descriptor) [pid 4915] close(23) = -1 EBADF (Bad file descriptor) [pid 4915] close(24) = -1 EBADF (Bad file descriptor) [pid 4915] close(25) = -1 EBADF (Bad file descriptor) [pid 4915] close(26) = -1 EBADF (Bad file descriptor) [pid 4915] close(27) = -1 EBADF (Bad file descriptor) [pid 4915] close(28) = -1 EBADF (Bad file descriptor) [pid 4915] close(29) = -1 EBADF (Bad file descriptor) [pid 4915] exit_group(0 [pid 4932] <... futex resumed>) = ? [pid 4916] <... ioctl resumed> ) = ? [pid 4915] <... exit_group resumed>) = ? [pid 4932] +++ exited with 0 +++ [pid 4916] +++ exited with 0 +++ [pid 4915] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./62/binderfs") = 0 [pid 3615] umount2("./62/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./62/cgroup") = 0 [pid 3615] umount2("./62/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./62/cgroup.net") = 0 [pid 3615] umount2("./62/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./62/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./62") = 0 [pid 3615] mkdir("./63", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4933 attached [pid 4933] set_robust_list(0x5555566ee5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 186 [pid 4933] <... set_robust_list resumed>) = 0 [pid 4933] chdir("./63") = 0 [pid 4933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4933] setpgid(0, 0) = 0 [pid 4933] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4933] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4933] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4933] write(3, "1000", 4) = 4 [pid 4933] close(3) = 0 [pid 4933] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4933] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4933] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4933] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4933] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4934 attached [pid 4934] set_robust_list(0x7fa9c98459e0, 24 [pid 4933] <... clone resumed>, parent_tid=[187], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 187 [pid 4934] <... set_robust_list resumed>) = 0 [pid 4933] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4934] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4933] <... futex resumed>) = 0 [pid 4934] <... openat resumed>) = 3 [pid 4933] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4934] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4934] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4934] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4934] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4918] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4918] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4918] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4935 attached [pid 4935] set_robust_list(0x7fa9c98249e0, 24 [pid 4918] <... clone resumed>, parent_tid=[184], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 184 [pid 4918] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4935] <... set_robust_list resumed>) = 0 [pid 4935] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4918] <... futex resumed>) = 0 [pid 4935] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4918] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4935] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4935] <... futex resumed>) = 0 [pid 4935] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4918] close(3) = 0 [pid 4918] close(4) = -1 EBADF (Bad file descriptor) [pid 4918] close(5) = -1 EBADF (Bad file descriptor) [pid 4918] close(6) = -1 EBADF (Bad file descriptor) [pid 4918] close(7) = -1 EBADF (Bad file descriptor) [pid 4918] close(8) = -1 EBADF (Bad file descriptor) [pid 4918] close(9) = -1 EBADF (Bad file descriptor) [pid 4918] close(10) = -1 EBADF (Bad file descriptor) [pid 4918] close(11) = -1 EBADF (Bad file descriptor) [pid 4918] close(12) = -1 EBADF (Bad file descriptor) [pid 4918] close(13) = -1 EBADF (Bad file descriptor) [pid 4918] close(14) = -1 EBADF (Bad file descriptor) [pid 4918] close(15) = -1 EBADF (Bad file descriptor) [pid 4918] close(16) = -1 EBADF (Bad file descriptor) [pid 4918] close(17) = -1 EBADF (Bad file descriptor) [pid 4918] close(18) = -1 EBADF (Bad file descriptor) [pid 4918] close(19) = -1 EBADF (Bad file descriptor) [pid 4918] close(20) = -1 EBADF (Bad file descriptor) [pid 4918] close(21) = -1 EBADF (Bad file descriptor) [pid 4918] close(22) = -1 EBADF (Bad file descriptor) [pid 4918] close(23) = -1 EBADF (Bad file descriptor) [pid 4918] close(24) = -1 EBADF (Bad file descriptor) [pid 4918] close(25) = -1 EBADF (Bad file descriptor) [pid 4918] close(26) = -1 EBADF (Bad file descriptor) [pid 4918] close(27) = -1 EBADF (Bad file descriptor) [pid 4918] close(28) = -1 EBADF (Bad file descriptor) [pid 4918] close(29) = -1 EBADF (Bad file descriptor) [pid 4918] exit_group(0 [pid 4935] <... futex resumed>) = ? [pid 4919] <... ioctl resumed> ) = ? [pid 4918] <... exit_group resumed>) = ? [pid 4935] +++ exited with 0 +++ [pid 4919] +++ exited with 0 +++ [pid 4918] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./62/binderfs") = 0 [pid 3612] umount2("./62/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./62/cgroup") = 0 [pid 3612] umount2("./62/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./62/cgroup.net") = 0 [pid 3612] umount2("./62/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./62/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./62") = 0 [pid 3612] mkdir("./63", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4936 attached , child_tidptr=0x5555566ee5d0) = 185 [pid 4936] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4936] chdir("./63") = 0 [pid 4936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4936] setpgid(0, 0) = 0 [pid 4936] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4936] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4936] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4936] write(3, "1000", 4) = 4 [pid 4936] close(3) = 0 [pid 4936] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4936] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4936] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4936] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4937 attached [pid 4937] set_robust_list(0x7fa9c98459e0, 24 [pid 4936] <... clone resumed>, parent_tid=[186], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 186 [pid 4937] <... set_robust_list resumed>) = 0 [pid 4936] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4937] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4936] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4937] <... openat resumed>) = 3 [pid 4937] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4937] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4921] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4921] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4921] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4921] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4938 attached [pid 4938] set_robust_list(0x7fa9c98249e0, 24 [pid 4921] <... clone resumed>, parent_tid=[184], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 184 [pid 4938] <... set_robust_list resumed>) = 0 [pid 4921] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4938] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4921] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4938] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4938] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4921] <... futex resumed>) = 0 [pid 4938] <... futex resumed>) = 1 [pid 4938] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4921] close(3) = 0 [pid 4921] close(4) = -1 EBADF (Bad file descriptor) [pid 4921] close(5) = -1 EBADF (Bad file descriptor) [pid 4921] close(6) = -1 EBADF (Bad file descriptor) [pid 4921] close(7) = -1 EBADF (Bad file descriptor) [pid 4921] close(8) = -1 EBADF (Bad file descriptor) [pid 4921] close(9) = -1 EBADF (Bad file descriptor) [pid 4921] close(10) = -1 EBADF (Bad file descriptor) [pid 4921] close(11) = -1 EBADF (Bad file descriptor) [pid 4921] close(12) = -1 EBADF (Bad file descriptor) [pid 4921] close(13) = -1 EBADF (Bad file descriptor) [pid 4921] close(14) = -1 EBADF (Bad file descriptor) [pid 4921] close(15) = -1 EBADF (Bad file descriptor) [pid 4921] close(16) = -1 EBADF (Bad file descriptor) [pid 4921] close(17) = -1 EBADF (Bad file descriptor) [pid 4921] close(18) = -1 EBADF (Bad file descriptor) [pid 4921] close(19) = -1 EBADF (Bad file descriptor) [pid 4921] close(20) = -1 EBADF (Bad file descriptor) [pid 4921] close(21) = -1 EBADF (Bad file descriptor) [pid 4921] close(22) = -1 EBADF (Bad file descriptor) [pid 4921] close(23) = -1 EBADF (Bad file descriptor) [pid 4921] close(24) = -1 EBADF (Bad file descriptor) [pid 4921] close(25) = -1 EBADF (Bad file descriptor) [pid 4921] close(26) = -1 EBADF (Bad file descriptor) [pid 4921] close(27) = -1 EBADF (Bad file descriptor) [pid 4921] close(28) = -1 EBADF (Bad file descriptor) [pid 4921] close(29) = -1 EBADF (Bad file descriptor) [pid 4921] exit_group(0 [pid 4938] <... futex resumed>) = ? [pid 4921] <... exit_group resumed>) = ? [pid 4938] +++ exited with 0 +++ [pid 4922] <... ioctl resumed> ) = ? [pid 4922] +++ exited with 0 +++ [pid 4921] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./61/binderfs") = 0 [pid 3610] umount2("./61/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./61/cgroup") = 0 [pid 3610] umount2("./61/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./61/cgroup.net") = 0 [pid 3610] umount2("./61/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./61/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./61") = 0 [pid 3610] mkdir("./62", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4939 attached [pid 4939] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 185 [pid 4939] <... set_robust_list resumed>) = 0 [pid 4939] chdir("./62") = 0 [pid 4939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4939] setpgid(0, 0) = 0 [pid 4939] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4939] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4939] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4939] write(3, "1000", 4) = 4 [pid 4939] close(3) = 0 [pid 4939] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4939] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4939] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4939] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4940 attached [pid 4940] set_robust_list(0x7fa9c98459e0, 24 [pid 4939] <... clone resumed>, parent_tid=[186], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 186 [pid 4940] <... set_robust_list resumed>) = 0 [pid 4939] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4940] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4939] <... futex resumed>) = 0 [pid 4940] <... openat resumed>) = 3 [pid 4940] ioctl(3, USB_RAW_IOCTL_INIT [pid 4939] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4940] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4940] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4940] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4940] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4924] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4924] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4924] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4941 attached , parent_tid=[184], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 184 [pid 4941] set_robust_list(0x7fa9c98249e0, 24 [pid 4924] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4941] <... set_robust_list resumed>) = 0 [pid 4924] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4941] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4941] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4924] <... futex resumed>) = 0 [pid 4941] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4924] close(3) = 0 [pid 4924] close(4) = -1 EBADF (Bad file descriptor) [pid 4924] close(5) = -1 EBADF (Bad file descriptor) [pid 4924] close(6) = -1 EBADF (Bad file descriptor) [pid 4924] close(7) = -1 EBADF (Bad file descriptor) [pid 4924] close(8) = -1 EBADF (Bad file descriptor) [pid 4924] close(9) = -1 EBADF (Bad file descriptor) [pid 4924] close(10) = -1 EBADF (Bad file descriptor) [pid 4924] close(11) = -1 EBADF (Bad file descriptor) [pid 4924] close(12) = -1 EBADF (Bad file descriptor) [pid 4924] close(13) = -1 EBADF (Bad file descriptor) [pid 4924] close(14) = -1 EBADF (Bad file descriptor) [pid 4924] close(15) = -1 EBADF (Bad file descriptor) [pid 4924] close(16) = -1 EBADF (Bad file descriptor) [pid 4924] close(17) = -1 EBADF (Bad file descriptor) [pid 4924] close(18) = -1 EBADF (Bad file descriptor) [pid 4924] close(19) = -1 EBADF (Bad file descriptor) [pid 4924] close(20) = -1 EBADF (Bad file descriptor) [pid 4924] close(21) = -1 EBADF (Bad file descriptor) [pid 4924] close(22) = -1 EBADF (Bad file descriptor) [pid 4924] close(23) = -1 EBADF (Bad file descriptor) [pid 4924] close(24) = -1 EBADF (Bad file descriptor) [pid 4924] close(25) = -1 EBADF (Bad file descriptor) [pid 4924] close(26) = -1 EBADF (Bad file descriptor) [pid 4924] close(27) = -1 EBADF (Bad file descriptor) [pid 4924] close(28) = -1 EBADF (Bad file descriptor) [pid 4924] close(29) = -1 EBADF (Bad file descriptor) [pid 4924] exit_group(0) = ? [pid 4941] <... futex resumed>) = ? [pid 4925] <... ioctl resumed> ) = ? [pid 4941] +++ exited with 0 +++ [pid 4925] +++ exited with 0 +++ [pid 4924] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./61/binderfs") = 0 [pid 3614] umount2("./61/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./61/cgroup") = 0 [pid 3614] umount2("./61/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./61/cgroup.net") = 0 [pid 3614] umount2("./61/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./61/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./61") = 0 [pid 3614] mkdir("./62", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4942 attached , child_tidptr=0x5555566ee5d0) = 185 [pid 4942] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4942] chdir("./62") = 0 [pid 4942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4942] setpgid(0, 0) = 0 [pid 4942] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4942] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4942] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4942] write(3, "1000", 4) = 4 [pid 4942] close(3) = 0 [pid 4942] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4942] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4942] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4942] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4942] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4943 attached [pid 4943] set_robust_list(0x7fa9c98459e0, 24 [pid 4942] <... clone resumed>, parent_tid=[186], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 186 [pid 4943] <... set_robust_list resumed>) = 0 [pid 4942] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4943] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4942] <... futex resumed>) = 0 [pid 4943] <... openat resumed>) = 3 [pid 4942] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4943] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4943] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4943] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4943] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4927] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4927] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4927] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4927] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4944 attached [pid 4944] set_robust_list(0x7fa9c98249e0, 24 [pid 4927] <... clone resumed>, parent_tid=[185], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 185 [pid 4944] <... set_robust_list resumed>) = 0 [pid 4927] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4944] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4927] <... futex resumed>) = 0 [pid 4944] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4927] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4944] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4944] <... futex resumed>) = 0 [pid 4944] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4927] close(3) = 0 [pid 4927] close(4) = -1 EBADF (Bad file descriptor) [pid 4927] close(5) = -1 EBADF (Bad file descriptor) [pid 4927] close(6) = -1 EBADF (Bad file descriptor) [pid 4927] close(7) = -1 EBADF (Bad file descriptor) [pid 4927] close(8) = -1 EBADF (Bad file descriptor) [pid 4927] close(9) = -1 EBADF (Bad file descriptor) [pid 4927] close(10) = -1 EBADF (Bad file descriptor) [pid 4927] close(11) = -1 EBADF (Bad file descriptor) [pid 4927] close(12) = -1 EBADF (Bad file descriptor) [pid 4927] close(13) = -1 EBADF (Bad file descriptor) [pid 4927] close(14) = -1 EBADF (Bad file descriptor) [pid 4927] close(15) = -1 EBADF (Bad file descriptor) [pid 4927] close(16) = -1 EBADF (Bad file descriptor) [pid 4927] close(17) = -1 EBADF (Bad file descriptor) [pid 4927] close(18) = -1 EBADF (Bad file descriptor) [pid 4927] close(19) = -1 EBADF (Bad file descriptor) [pid 4927] close(20) = -1 EBADF (Bad file descriptor) [pid 4927] close(21) = -1 EBADF (Bad file descriptor) [pid 4927] close(22) = -1 EBADF (Bad file descriptor) [pid 4927] close(23) = -1 EBADF (Bad file descriptor) [pid 4927] close(24) = -1 EBADF (Bad file descriptor) [pid 4927] close(25) = -1 EBADF (Bad file descriptor) [pid 4927] close(26) = -1 EBADF (Bad file descriptor) [pid 4927] close(27) = -1 EBADF (Bad file descriptor) [pid 4927] close(28) = -1 EBADF (Bad file descriptor) [pid 4927] close(29) = -1 EBADF (Bad file descriptor) [pid 4927] exit_group(0 [pid 4944] <... futex resumed>) = ? [pid 4928] <... ioctl resumed> ) = ? [pid 4927] <... exit_group resumed>) = ? [pid 4944] +++ exited with 0 +++ [pid 4928] +++ exited with 0 +++ [pid 4927] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3611] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./62/binderfs") = 0 [pid 3611] umount2("./62/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./62/cgroup") = 0 [pid 3611] umount2("./62/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./62/cgroup.net") = 0 [pid 3611] umount2("./62/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./62/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./62") = 0 [pid 3611] mkdir("./63", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4945 attached [pid 4945] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 186 [pid 4945] <... set_robust_list resumed>) = 0 [pid 4945] chdir("./63") = 0 [pid 4945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4945] setpgid(0, 0) = 0 [pid 4945] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4945] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4945] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4945] write(3, "1000", 4) = 4 [pid 4945] close(3) = 0 [pid 4945] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4945] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4945] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4945] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4945] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4946 attached , parent_tid=[187], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 187 [pid 4946] set_robust_list(0x7fa9c98459e0, 24 [pid 4945] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4946] <... set_robust_list resumed>) = 0 [pid 4945] <... futex resumed>) = 0 [pid 4945] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4946] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4946] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4946] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4930] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4930] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4930] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE [pid 4946] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4930] <... mprotect resumed>) = 0 [pid 4930] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[188], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 188 [pid 4930] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4930] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4947 attached [pid 4946] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4947] set_robust_list(0x7fa9c98249e0, 24 [pid 4946] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4947] <... set_robust_list resumed>) = 0 [pid 4947] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4947] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4930] <... futex resumed>) = 0 [pid 4947] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4930] close(3) = 0 [pid 4930] close(4) = -1 EBADF (Bad file descriptor) [pid 4930] close(5) = -1 EBADF (Bad file descriptor) [pid 4930] close(6) = -1 EBADF (Bad file descriptor) [pid 4930] close(7) = -1 EBADF (Bad file descriptor) [pid 4930] close(8) = -1 EBADF (Bad file descriptor) [pid 4930] close(9) = -1 EBADF (Bad file descriptor) [pid 4930] close(10) = -1 EBADF (Bad file descriptor) [pid 4930] close(11) = -1 EBADF (Bad file descriptor) [pid 4930] close(12) = -1 EBADF (Bad file descriptor) [pid 4930] close(13) = -1 EBADF (Bad file descriptor) [pid 4930] close(14) = -1 EBADF (Bad file descriptor) [pid 4930] close(15) = -1 EBADF (Bad file descriptor) [pid 4930] close(16) = -1 EBADF (Bad file descriptor) [pid 4930] close(17) = -1 EBADF (Bad file descriptor) [pid 4930] close(18) = -1 EBADF (Bad file descriptor) [pid 4930] close(19) = -1 EBADF (Bad file descriptor) [pid 4930] close(20) = -1 EBADF (Bad file descriptor) [pid 4930] close(21) = -1 EBADF (Bad file descriptor) [pid 4930] close(22) = -1 EBADF (Bad file descriptor) [pid 4930] close(23) = -1 EBADF (Bad file descriptor) [pid 4930] close(24) = -1 EBADF (Bad file descriptor) [pid 4930] close(25) = -1 EBADF (Bad file descriptor) [pid 4930] close(26) = -1 EBADF (Bad file descriptor) [pid 4930] close(27) = -1 EBADF (Bad file descriptor) [pid 4930] close(28) = -1 EBADF (Bad file descriptor) [pid 4930] close(29) = -1 EBADF (Bad file descriptor) [pid 4930] exit_group(0 [pid 4947] <... futex resumed>) = ? [pid 4931] <... ioctl resumed> ) = ? [pid 4930] <... exit_group resumed>) = ? [pid 4931] +++ exited with 0 +++ [pid 4947] +++ exited with 0 +++ [pid 4930] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./64/binderfs") = 0 [pid 3613] umount2("./64/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./64/cgroup") = 0 [pid 3613] umount2("./64/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./64/cgroup.net") = 0 [pid 3613] umount2("./64/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./64/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./64") = 0 [pid 3613] mkdir("./65", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4948 attached , child_tidptr=0x5555566ee5d0) = 189 [pid 4948] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4948] chdir("./65") = 0 [pid 4948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4948] setpgid(0, 0) = 0 [pid 4948] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4948] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4948] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4948] write(3, "1000", 4) = 4 [pid 4948] close(3) = 0 [pid 4948] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4948] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4948] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4948] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4948] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4949 attached [pid 4949] set_robust_list(0x7fa9c98459e0, 24 [pid 4948] <... clone resumed>, parent_tid=[190], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 190 [pid 4949] <... set_robust_list resumed>) = 0 [pid 4948] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4949] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4948] <... futex resumed>) = 0 [pid 4948] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4949] <... openat resumed>) = 3 [pid 4949] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4949] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4949] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4949] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4933] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4933] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4933] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4950 attached [pid 4950] set_robust_list(0x7fa9c98249e0, 24 [pid 4933] <... clone resumed>, parent_tid=[188], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 188 [pid 4950] <... set_robust_list resumed>) = 0 [pid 4933] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4950] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4933] <... futex resumed>) = 0 [pid 4950] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4933] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4950] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4950] <... futex resumed>) = 0 [pid 4950] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4933] close(3) = 0 [pid 4933] close(4) = -1 EBADF (Bad file descriptor) [pid 4933] close(5) = -1 EBADF (Bad file descriptor) [pid 4933] close(6) = -1 EBADF (Bad file descriptor) [pid 4933] close(7) = -1 EBADF (Bad file descriptor) [pid 4933] close(8) = -1 EBADF (Bad file descriptor) [pid 4933] close(9) = -1 EBADF (Bad file descriptor) [pid 4933] close(10) = -1 EBADF (Bad file descriptor) [pid 4933] close(11) = -1 EBADF (Bad file descriptor) [pid 4933] close(12) = -1 EBADF (Bad file descriptor) [pid 4933] close(13) = -1 EBADF (Bad file descriptor) [pid 4933] close(14) = -1 EBADF (Bad file descriptor) [pid 4933] close(15) = -1 EBADF (Bad file descriptor) [pid 4933] close(16) = -1 EBADF (Bad file descriptor) [pid 4933] close(17) = -1 EBADF (Bad file descriptor) [pid 4933] close(18) = -1 EBADF (Bad file descriptor) [pid 4933] close(19) = -1 EBADF (Bad file descriptor) [pid 4933] close(20) = -1 EBADF (Bad file descriptor) [pid 4933] close(21) = -1 EBADF (Bad file descriptor) [pid 4933] close(22) = -1 EBADF (Bad file descriptor) [pid 4933] close(23) = -1 EBADF (Bad file descriptor) [pid 4933] close(24) = -1 EBADF (Bad file descriptor) [pid 4933] close(25) = -1 EBADF (Bad file descriptor) [pid 4933] close(26) = -1 EBADF (Bad file descriptor) [pid 4933] close(27) = -1 EBADF (Bad file descriptor) [pid 4933] close(28) = -1 EBADF (Bad file descriptor) [pid 4933] close(29) = -1 EBADF (Bad file descriptor) [pid 4933] exit_group(0) = ? [pid 4950] <... futex resumed>) = ? [pid 4934] <... ioctl resumed> ) = ? [pid 4950] +++ exited with 0 +++ [pid 4934] +++ exited with 0 +++ [pid 4933] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./63/binderfs") = 0 [pid 3615] umount2("./63/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./63/cgroup") = 0 [pid 3615] umount2("./63/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./63/cgroup.net") = 0 [pid 3615] umount2("./63/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./63/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./63") = 0 [pid 3615] mkdir("./64", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4951 attached , child_tidptr=0x5555566ee5d0) = 189 [pid 4951] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4951] chdir("./64") = 0 [pid 4951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4951] setpgid(0, 0) = 0 [pid 4951] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4951] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4951] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4951] write(3, "1000", 4) = 4 [pid 4951] close(3) = 0 [pid 4951] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4951] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4951] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4951] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4952 attached [pid 4952] set_robust_list(0x7fa9c98459e0, 24 [pid 4951] <... clone resumed>, parent_tid=[190], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 190 [pid 4952] <... set_robust_list resumed>) = 0 [pid 4951] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4952] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4951] <... futex resumed>) = 0 [pid 4951] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4952] <... openat resumed>) = 3 [pid 4952] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4952] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4952] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4952] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4936] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4936] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4936] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4936] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4953 attached [pid 4953] set_robust_list(0x7fa9c98249e0, 24 [pid 4936] <... clone resumed>, parent_tid=[187], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 187 [pid 4953] <... set_robust_list resumed>) = 0 [pid 4936] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4953] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4936] <... futex resumed>) = 0 [pid 4953] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4936] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4953] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4953] <... futex resumed>) = 0 [pid 4953] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4936] close(3) = 0 [pid 4936] close(4) = -1 EBADF (Bad file descriptor) [pid 4936] close(5) = -1 EBADF (Bad file descriptor) [pid 4936] close(6) = -1 EBADF (Bad file descriptor) [pid 4936] close(7) = -1 EBADF (Bad file descriptor) [pid 4936] close(8) = -1 EBADF (Bad file descriptor) [pid 4936] close(9) = -1 EBADF (Bad file descriptor) [pid 4936] close(10) = -1 EBADF (Bad file descriptor) [pid 4936] close(11) = -1 EBADF (Bad file descriptor) [pid 4936] close(12) = -1 EBADF (Bad file descriptor) [pid 4936] close(13) = -1 EBADF (Bad file descriptor) [pid 4936] close(14) = -1 EBADF (Bad file descriptor) [pid 4936] close(15) = -1 EBADF (Bad file descriptor) [pid 4936] close(16) = -1 EBADF (Bad file descriptor) [pid 4936] close(17) = -1 EBADF (Bad file descriptor) [pid 4936] close(18) = -1 EBADF (Bad file descriptor) [pid 4936] close(19) = -1 EBADF (Bad file descriptor) [pid 4936] close(20) = -1 EBADF (Bad file descriptor) [pid 4936] close(21) = -1 EBADF (Bad file descriptor) [pid 4936] close(22) = -1 EBADF (Bad file descriptor) [pid 4936] close(23) = -1 EBADF (Bad file descriptor) [pid 4936] close(24) = -1 EBADF (Bad file descriptor) [pid 4936] close(25) = -1 EBADF (Bad file descriptor) [pid 4936] close(26) = -1 EBADF (Bad file descriptor) [pid 4936] close(27) = -1 EBADF (Bad file descriptor) [pid 4936] close(28) = -1 EBADF (Bad file descriptor) [pid 4936] close(29) = -1 EBADF (Bad file descriptor) [pid 4936] exit_group(0 [pid 4953] <... futex resumed>) = ? [pid 4937] <... ioctl resumed> ) = ? [pid 4936] <... exit_group resumed>) = ? [pid 4953] +++ exited with 0 +++ [pid 4937] +++ exited with 0 +++ [pid 4936] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./63/binderfs") = 0 [pid 3612] umount2("./63/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./63/cgroup") = 0 [pid 3612] umount2("./63/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./63/cgroup.net") = 0 [pid 3612] umount2("./63/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./63/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./63") = 0 [pid 3612] mkdir("./64", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4954 attached [pid 4954] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 188 [pid 4954] <... set_robust_list resumed>) = 0 [pid 4954] chdir("./64") = 0 [pid 4954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4954] setpgid(0, 0) = 0 [pid 4954] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4954] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4954] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4954] write(3, "1000", 4) = 4 [pid 4954] close(3) = 0 [pid 4954] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4954] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4954] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4954] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4954] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4955 attached [pid 4955] set_robust_list(0x7fa9c98459e0, 24 [pid 4954] <... clone resumed>, parent_tid=[189], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 189 [pid 4955] <... set_robust_list resumed>) = 0 [pid 4954] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4955] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4954] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4955] <... openat resumed>) = 3 [pid 4955] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4955] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4955] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4955] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4939] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4939] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4939] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4939] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4939] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4956 attached , parent_tid=[187], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 187 [pid 4956] set_robust_list(0x7fa9c98249e0, 24 [pid 4939] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4956] <... set_robust_list resumed>) = 0 [pid 4939] <... futex resumed>) = 0 [pid 4956] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4939] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4956] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4956] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4939] <... futex resumed>) = 0 [pid 4956] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4939] close(3) = 0 [pid 4939] close(4) = -1 EBADF (Bad file descriptor) [pid 4939] close(5) = -1 EBADF (Bad file descriptor) [pid 4939] close(6) = -1 EBADF (Bad file descriptor) [pid 4939] close(7) = -1 EBADF (Bad file descriptor) [pid 4939] close(8) = -1 EBADF (Bad file descriptor) [pid 4939] close(9) = -1 EBADF (Bad file descriptor) [pid 4939] close(10) = -1 EBADF (Bad file descriptor) [pid 4939] close(11) = -1 EBADF (Bad file descriptor) [pid 4939] close(12) = -1 EBADF (Bad file descriptor) [pid 4939] close(13) = -1 EBADF (Bad file descriptor) [pid 4939] close(14) = -1 EBADF (Bad file descriptor) [pid 4939] close(15) = -1 EBADF (Bad file descriptor) [pid 4939] close(16) = -1 EBADF (Bad file descriptor) [pid 4939] close(17) = -1 EBADF (Bad file descriptor) [pid 4939] close(18) = -1 EBADF (Bad file descriptor) [pid 4939] close(19) = -1 EBADF (Bad file descriptor) [pid 4939] close(20) = -1 EBADF (Bad file descriptor) [pid 4939] close(21) = -1 EBADF (Bad file descriptor) [pid 4939] close(22) = -1 EBADF (Bad file descriptor) [pid 4939] close(23) = -1 EBADF (Bad file descriptor) [pid 4939] close(24) = -1 EBADF (Bad file descriptor) [pid 4939] close(25) = -1 EBADF (Bad file descriptor) [pid 4939] close(26) = -1 EBADF (Bad file descriptor) [pid 4939] close(27) = -1 EBADF (Bad file descriptor) [pid 4939] close(28) = -1 EBADF (Bad file descriptor) [pid 4939] close(29) = -1 EBADF (Bad file descriptor) [pid 4939] exit_group(0 [pid 4956] <... futex resumed>) = ? [pid 4939] <... exit_group resumed>) = ? [pid 4956] +++ exited with 0 +++ [pid 4940] <... ioctl resumed> ) = ? [pid 4940] +++ exited with 0 +++ [pid 4939] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./62/binderfs") = 0 [pid 3610] umount2("./62/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./62/cgroup") = 0 [pid 3610] umount2("./62/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./62/cgroup.net") = 0 [pid 3610] umount2("./62/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./62/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./62") = 0 [pid 3610] mkdir("./63", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4957 attached , child_tidptr=0x5555566ee5d0) = 188 [pid 4957] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4957] chdir("./63") = 0 [pid 4957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4957] setpgid(0, 0) = 0 [pid 4957] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4957] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4957] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4957] write(3, "1000", 4) = 4 [pid 4957] close(3) = 0 [pid 4957] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4957] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4957] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4957] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4957] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4958 attached [pid 4958] set_robust_list(0x7fa9c98459e0, 24 [pid 4957] <... clone resumed>, parent_tid=[189], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 189 [pid 4958] <... set_robust_list resumed>) = 0 [pid 4957] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4958] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4957] <... futex resumed>) = 0 [pid 4958] <... openat resumed>) = 3 [pid 4958] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4958] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 4957] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4958] <... ioctl resumed>, 0) = 0 [pid 4958] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4958] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4942] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4942] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4942] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4942] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4942] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4959 attached [pid 4959] set_robust_list(0x7fa9c98249e0, 24 [pid 4942] <... clone resumed>, parent_tid=[187], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 187 [pid 4959] <... set_robust_list resumed>) = 0 [pid 4942] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4959] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4942] <... futex resumed>) = 0 [pid 4959] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4942] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4959] <... futex resumed>) = 0 [pid 4942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4959] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4942] close(3) = 0 [pid 4942] close(4) = -1 EBADF (Bad file descriptor) [pid 4942] close(5) = -1 EBADF (Bad file descriptor) [pid 4942] close(6) = -1 EBADF (Bad file descriptor) [pid 4942] close(7) = -1 EBADF (Bad file descriptor) [pid 4942] close(8) = -1 EBADF (Bad file descriptor) [pid 4942] close(9) = -1 EBADF (Bad file descriptor) [pid 4942] close(10) = -1 EBADF (Bad file descriptor) [pid 4942] close(11) = -1 EBADF (Bad file descriptor) [pid 4942] close(12) = -1 EBADF (Bad file descriptor) [pid 4942] close(13) = -1 EBADF (Bad file descriptor) [pid 4942] close(14) = -1 EBADF (Bad file descriptor) [pid 4942] close(15) = -1 EBADF (Bad file descriptor) [pid 4942] close(16) = -1 EBADF (Bad file descriptor) [pid 4942] close(17) = -1 EBADF (Bad file descriptor) [pid 4942] close(18) = -1 EBADF (Bad file descriptor) [pid 4942] close(19) = -1 EBADF (Bad file descriptor) [pid 4942] close(20) = -1 EBADF (Bad file descriptor) [pid 4942] close(21) = -1 EBADF (Bad file descriptor) [pid 4942] close(22) = -1 EBADF (Bad file descriptor) [pid 4942] close(23) = -1 EBADF (Bad file descriptor) [pid 4942] close(24) = -1 EBADF (Bad file descriptor) [pid 4942] close(25) = -1 EBADF (Bad file descriptor) [pid 4942] close(26) = -1 EBADF (Bad file descriptor) [pid 4942] close(27) = -1 EBADF (Bad file descriptor) [pid 4942] close(28) = -1 EBADF (Bad file descriptor) [pid 4942] close(29) = -1 EBADF (Bad file descriptor) [pid 4942] exit_group(0 [pid 4959] <... futex resumed>) = ? [pid 4943] <... ioctl resumed> ) = ? [pid 4942] <... exit_group resumed>) = ? [pid 4959] +++ exited with 0 +++ [pid 4943] +++ exited with 0 +++ [pid 4942] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./62/binderfs") = 0 [pid 3614] umount2("./62/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./62/cgroup") = 0 [pid 3614] umount2("./62/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./62/cgroup.net") = 0 [pid 3614] umount2("./62/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./62/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./62") = 0 [pid 3614] mkdir("./63", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4960 attached [pid 4960] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 188 [pid 4960] <... set_robust_list resumed>) = 0 [pid 4960] chdir("./63") = 0 [pid 4960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4960] setpgid(0, 0) = 0 [pid 4960] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4960] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4960] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4960] write(3, "1000", 4) = 4 [pid 4960] close(3) = 0 [pid 4960] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4960] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4960] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4960] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4960] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4961 attached [pid 4961] set_robust_list(0x7fa9c98459e0, 24 [pid 4960] <... clone resumed>, parent_tid=[189], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 189 [pid 4961] <... set_robust_list resumed>) = 0 [pid 4960] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4961] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4960] <... futex resumed>) = 0 [pid 4961] <... openat resumed>) = 3 [pid 4960] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4961] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4961] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4961] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4961] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4945] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4945] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4945] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4962 attached [pid 4962] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4945] <... clone resumed>, parent_tid=[188], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 188 [pid 4962] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4945] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4962] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4945] <... futex resumed>) = 0 [pid 4962] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4962] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4945] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4962] <... futex resumed>) = 0 [pid 4945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4962] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4945] close(3) = 0 [pid 4945] close(4) = -1 EBADF (Bad file descriptor) [pid 4945] close(5) = -1 EBADF (Bad file descriptor) [pid 4945] close(6) = -1 EBADF (Bad file descriptor) [pid 4945] close(7) = -1 EBADF (Bad file descriptor) [pid 4945] close(8) = -1 EBADF (Bad file descriptor) [pid 4945] close(9) = -1 EBADF (Bad file descriptor) [pid 4945] close(10) = -1 EBADF (Bad file descriptor) [pid 4945] close(11) = -1 EBADF (Bad file descriptor) [pid 4945] close(12) = -1 EBADF (Bad file descriptor) [pid 4945] close(13) = -1 EBADF (Bad file descriptor) [pid 4945] close(14) = -1 EBADF (Bad file descriptor) [pid 4945] close(15) = -1 EBADF (Bad file descriptor) [pid 4945] close(16) = -1 EBADF (Bad file descriptor) [pid 4945] close(17) = -1 EBADF (Bad file descriptor) [pid 4945] close(18) = -1 EBADF (Bad file descriptor) [pid 4945] close(19) = -1 EBADF (Bad file descriptor) [pid 4945] close(20) = -1 EBADF (Bad file descriptor) [pid 4945] close(21) = -1 EBADF (Bad file descriptor) [pid 4945] close(22) = -1 EBADF (Bad file descriptor) [pid 4945] close(23) = -1 EBADF (Bad file descriptor) [pid 4945] close(24) = -1 EBADF (Bad file descriptor) [pid 4945] close(25) = -1 EBADF (Bad file descriptor) [pid 4945] close(26) = -1 EBADF (Bad file descriptor) [pid 4945] close(27) = -1 EBADF (Bad file descriptor) [pid 4945] close(28) = -1 EBADF (Bad file descriptor) [pid 4945] close(29) = -1 EBADF (Bad file descriptor) [pid 4945] exit_group(0 [pid 4962] <... futex resumed>) = ? [pid 4946] <... ioctl resumed> ) = ? [pid 4945] <... exit_group resumed>) = ? [pid 4962] +++ exited with 0 +++ [pid 4946] +++ exited with 0 +++ [pid 4945] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3611] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./63/binderfs") = 0 [pid 3611] umount2("./63/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./63/cgroup") = 0 [pid 3611] umount2("./63/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./63/cgroup.net") = 0 [pid 3611] umount2("./63/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./63/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./63") = 0 [pid 3611] mkdir("./64", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4963 attached , child_tidptr=0x5555566ee5d0) = 189 [pid 4963] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4963] chdir("./64") = 0 [pid 4963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4963] setpgid(0, 0) = 0 [pid 4963] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 4963] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4963] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4963] write(3, "1000", 4) = 4 [pid 4963] close(3) = 0 [pid 4963] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4963] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4963] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4963] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4963] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4964 attached [pid 4964] set_robust_list(0x7fa9c98459e0, 24 [pid 4963] <... clone resumed>, parent_tid=[190], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 190 [pid 4964] <... set_robust_list resumed>) = 0 [pid 4963] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4964] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4963] <... futex resumed>) = 0 [pid 4964] <... openat resumed>) = 3 [pid 4963] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4964] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4964] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4964] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4948] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4964] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4948] <... futex resumed>) = 0 [pid 4964] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4948] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4948] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4965 attached [pid 4965] set_robust_list(0x7fa9c98249e0, 24 [pid 4948] <... clone resumed>, parent_tid=[191], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 191 [pid 4965] <... set_robust_list resumed>) = 0 [pid 4948] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4965] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4948] <... futex resumed>) = 0 [pid 4965] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4948] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4965] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4965] <... futex resumed>) = 0 [pid 4965] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4948] close(3) = 0 [pid 4948] close(4) = -1 EBADF (Bad file descriptor) [pid 4948] close(5) = -1 EBADF (Bad file descriptor) [pid 4948] close(6) = -1 EBADF (Bad file descriptor) [pid 4948] close(7) = -1 EBADF (Bad file descriptor) [pid 4948] close(8) = -1 EBADF (Bad file descriptor) [pid 4948] close(9) = -1 EBADF (Bad file descriptor) [pid 4948] close(10) = -1 EBADF (Bad file descriptor) [pid 4948] close(11) = -1 EBADF (Bad file descriptor) [pid 4948] close(12) = -1 EBADF (Bad file descriptor) [pid 4948] close(13) = -1 EBADF (Bad file descriptor) [pid 4948] close(14) = -1 EBADF (Bad file descriptor) [pid 4948] close(15) = -1 EBADF (Bad file descriptor) [pid 4948] close(16) = -1 EBADF (Bad file descriptor) [pid 4948] close(17) = -1 EBADF (Bad file descriptor) [pid 4948] close(18) = -1 EBADF (Bad file descriptor) [pid 4948] close(19) = -1 EBADF (Bad file descriptor) [pid 4948] close(20) = -1 EBADF (Bad file descriptor) [pid 4948] close(21) = -1 EBADF (Bad file descriptor) [pid 4948] close(22) = -1 EBADF (Bad file descriptor) [pid 4948] close(23) = -1 EBADF (Bad file descriptor) [pid 4948] close(24) = -1 EBADF (Bad file descriptor) [pid 4948] close(25) = -1 EBADF (Bad file descriptor) [pid 4948] close(26) = -1 EBADF (Bad file descriptor) [pid 4948] close(27) = -1 EBADF (Bad file descriptor) [pid 4948] close(28) = -1 EBADF (Bad file descriptor) [pid 4948] close(29) = -1 EBADF (Bad file descriptor) [pid 4948] exit_group(0 [pid 4965] <... futex resumed>) = ? [pid 4949] <... ioctl resumed> ) = ? [pid 4948] <... exit_group resumed>) = ? [pid 4949] +++ exited with 0 +++ [pid 4965] +++ exited with 0 +++ [pid 4948] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./65/binderfs") = 0 [pid 3613] umount2("./65/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./65/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./65/cgroup") = 0 [pid 3613] umount2("./65/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./65/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./65/cgroup.net") = 0 [pid 3613] umount2("./65/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./65/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./65/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./65") = 0 [pid 3613] mkdir("./66", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4966 attached [pid 4966] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 192 [pid 4966] <... set_robust_list resumed>) = 0 [pid 4966] chdir("./66") = 0 [pid 4966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4966] setpgid(0, 0) = 0 [pid 4966] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4966] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4966] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4966] write(3, "1000", 4) = 4 [pid 4966] close(3) = 0 [pid 4966] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4966] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4966] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4966] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4967 attached [pid 4967] set_robust_list(0x7fa9c98459e0, 24 [pid 4966] <... clone resumed>, parent_tid=[193], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 193 [pid 4967] <... set_robust_list resumed>) = 0 [pid 4966] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4967] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4966] <... futex resumed>) = 0 [pid 4967] <... openat resumed>) = 3 [pid 4966] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4967] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4967] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4951] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4951] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4951] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4951] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4951] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4968 attached [pid 4968] set_robust_list(0x7fa9c98249e0, 24 [pid 4951] <... clone resumed>, parent_tid=[191], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 191 [pid 4968] <... set_robust_list resumed>) = 0 [pid 4951] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4968] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4951] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4968] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4968] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4951] <... futex resumed>) = 0 [pid 4968] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4951] close(3) = 0 [pid 4951] close(4) = -1 EBADF (Bad file descriptor) [pid 4951] close(5) = -1 EBADF (Bad file descriptor) [pid 4951] close(6) = -1 EBADF (Bad file descriptor) [pid 4951] close(7) = -1 EBADF (Bad file descriptor) [pid 4951] close(8) = -1 EBADF (Bad file descriptor) [pid 4951] close(9) = -1 EBADF (Bad file descriptor) [pid 4951] close(10) = -1 EBADF (Bad file descriptor) [pid 4951] close(11) = -1 EBADF (Bad file descriptor) [pid 4951] close(12) = -1 EBADF (Bad file descriptor) [pid 4951] close(13) = -1 EBADF (Bad file descriptor) [pid 4951] close(14) = -1 EBADF (Bad file descriptor) [pid 4951] close(15) = -1 EBADF (Bad file descriptor) [pid 4951] close(16) = -1 EBADF (Bad file descriptor) [pid 4951] close(17) = -1 EBADF (Bad file descriptor) [pid 4951] close(18) = -1 EBADF (Bad file descriptor) [pid 4951] close(19) = -1 EBADF (Bad file descriptor) [pid 4951] close(20) = -1 EBADF (Bad file descriptor) [pid 4951] close(21) = -1 EBADF (Bad file descriptor) [pid 4951] close(22) = -1 EBADF (Bad file descriptor) [pid 4951] close(23) = -1 EBADF (Bad file descriptor) [pid 4951] close(24) = -1 EBADF (Bad file descriptor) [pid 4951] close(25) = -1 EBADF (Bad file descriptor) [pid 4951] close(26) = -1 EBADF (Bad file descriptor) [pid 4951] close(27) = -1 EBADF (Bad file descriptor) [pid 4951] close(28) = -1 EBADF (Bad file descriptor) [pid 4951] close(29) = -1 EBADF (Bad file descriptor) [pid 4951] exit_group(0 [pid 4968] <... futex resumed>) = ? [pid 4952] <... ioctl resumed> ) = ? [pid 4951] <... exit_group resumed>) = ? [pid 4952] +++ exited with 0 +++ [pid 4968] +++ exited with 0 +++ [pid 4951] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./64/binderfs") = 0 [pid 3615] umount2("./64/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./64/cgroup") = 0 [pid 3615] umount2("./64/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./64/cgroup.net") = 0 [pid 3615] umount2("./64/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./64/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./64") = 0 [pid 3615] mkdir("./65", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4969 attached , child_tidptr=0x5555566ee5d0) = 192 [pid 4969] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4969] chdir("./65") = 0 [pid 4969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4969] setpgid(0, 0) = 0 [pid 4969] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4969] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4969] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4969] write(3, "1000", 4) = 4 [pid 4969] close(3) = 0 [pid 4969] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4969] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4969] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4969] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4969] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4970 attached [pid 4970] set_robust_list(0x7fa9c98459e0, 24 [pid 4969] <... clone resumed>, parent_tid=[193], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 193 [pid 4970] <... set_robust_list resumed>) = 0 [pid 4970] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4969] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4970] <... openat resumed>) = 3 [pid 4970] ioctl(3, USB_RAW_IOCTL_INIT [pid 4969] <... futex resumed>) = 0 [pid 4970] <... ioctl resumed>, 0x7fa9c98442c0) = 0 [pid 4969] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4970] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4970] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4970] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4954] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4954] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4954] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4954] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4971 attached [pid 4971] set_robust_list(0x7fa9c98249e0, 24 [pid 4954] <... clone resumed>, parent_tid=[190], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 190 [pid 4971] <... set_robust_list resumed>) = 0 [pid 4954] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4971] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4954] <... futex resumed>) = 0 [pid 4971] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4954] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4971] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4971] <... futex resumed>) = 0 [pid 4971] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4954] close(3) = 0 [pid 4954] close(4) = -1 EBADF (Bad file descriptor) [pid 4954] close(5) = -1 EBADF (Bad file descriptor) [pid 4954] close(6) = -1 EBADF (Bad file descriptor) [pid 4954] close(7) = -1 EBADF (Bad file descriptor) [pid 4954] close(8) = -1 EBADF (Bad file descriptor) [pid 4954] close(9) = -1 EBADF (Bad file descriptor) [pid 4954] close(10) = -1 EBADF (Bad file descriptor) [pid 4954] close(11) = -1 EBADF (Bad file descriptor) [pid 4954] close(12) = -1 EBADF (Bad file descriptor) [pid 4954] close(13) = -1 EBADF (Bad file descriptor) [pid 4954] close(14) = -1 EBADF (Bad file descriptor) [pid 4954] close(15) = -1 EBADF (Bad file descriptor) [pid 4954] close(16) = -1 EBADF (Bad file descriptor) [pid 4954] close(17) = -1 EBADF (Bad file descriptor) [pid 4954] close(18) = -1 EBADF (Bad file descriptor) [pid 4954] close(19) = -1 EBADF (Bad file descriptor) [pid 4954] close(20) = -1 EBADF (Bad file descriptor) [pid 4954] close(21) = -1 EBADF (Bad file descriptor) [pid 4954] close(22) = -1 EBADF (Bad file descriptor) [pid 4954] close(23) = -1 EBADF (Bad file descriptor) [pid 4954] close(24) = -1 EBADF (Bad file descriptor) [pid 4954] close(25) = -1 EBADF (Bad file descriptor) [pid 4954] close(26) = -1 EBADF (Bad file descriptor) [pid 4954] close(27) = -1 EBADF (Bad file descriptor) [pid 4954] close(28) = -1 EBADF (Bad file descriptor) [pid 4954] close(29) = -1 EBADF (Bad file descriptor) [pid 4954] exit_group(0 [pid 4971] <... futex resumed>) = ? [pid 4954] <... exit_group resumed>) = ? [pid 4971] +++ exited with 0 +++ [pid 4955] <... ioctl resumed> ) = ? [pid 4955] +++ exited with 0 +++ [pid 4954] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3612] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./64/binderfs") = 0 [pid 3612] umount2("./64/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./64/cgroup") = 0 [pid 3612] umount2("./64/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./64/cgroup.net") = 0 [pid 3612] umount2("./64/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./64/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./64") = 0 [pid 3612] mkdir("./65", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4972 attached [pid 4972] set_robust_list(0x5555566ee5e0, 24 [pid 3612] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 191 [pid 4972] <... set_robust_list resumed>) = 0 [pid 4972] chdir("./65") = 0 [pid 4972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4972] setpgid(0, 0) = 0 [pid 4972] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4972] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4972] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4972] write(3, "1000", 4) = 4 [pid 4972] close(3) = 0 [pid 4972] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4972] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4972] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4972] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4972] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4973 attached [pid 4973] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4973] futex(0x7fa9c99234a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4972] <... clone resumed>, parent_tid=[192], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 192 [pid 4972] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4973] <... futex resumed>) = 0 [pid 4972] <... futex resumed>) = 1 [pid 4973] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4972] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4973] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4973] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4973] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4973] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4957] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4957] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4957] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4957] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4974 attached [pid 4974] set_robust_list(0x7fa9c98249e0, 24 [pid 4957] <... clone resumed>, parent_tid=[190], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 190 [pid 4974] <... set_robust_list resumed>) = 0 [pid 4957] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4974] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4957] <... futex resumed>) = 0 [pid 4974] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4957] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4974] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4974] <... futex resumed>) = 0 [pid 4974] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4957] close(3) = 0 [pid 4957] close(4) = -1 EBADF (Bad file descriptor) [pid 4957] close(5) = -1 EBADF (Bad file descriptor) [pid 4957] close(6) = -1 EBADF (Bad file descriptor) [pid 4957] close(7) = -1 EBADF (Bad file descriptor) [pid 4957] close(8) = -1 EBADF (Bad file descriptor) [pid 4957] close(9) = -1 EBADF (Bad file descriptor) [pid 4957] close(10) = -1 EBADF (Bad file descriptor) [pid 4957] close(11) = -1 EBADF (Bad file descriptor) [pid 4957] close(12) = -1 EBADF (Bad file descriptor) [pid 4957] close(13) = -1 EBADF (Bad file descriptor) [pid 4957] close(14) = -1 EBADF (Bad file descriptor) [pid 4957] close(15) = -1 EBADF (Bad file descriptor) [pid 4957] close(16) = -1 EBADF (Bad file descriptor) [pid 4957] close(17) = -1 EBADF (Bad file descriptor) [pid 4957] close(18) = -1 EBADF (Bad file descriptor) [pid 4957] close(19) = -1 EBADF (Bad file descriptor) [pid 4957] close(20) = -1 EBADF (Bad file descriptor) [pid 4957] close(21) = -1 EBADF (Bad file descriptor) [pid 4957] close(22) = -1 EBADF (Bad file descriptor) [pid 4957] close(23) = -1 EBADF (Bad file descriptor) [pid 4957] close(24) = -1 EBADF (Bad file descriptor) [pid 4957] close(25) = -1 EBADF (Bad file descriptor) [pid 4957] close(26) = -1 EBADF (Bad file descriptor) [pid 4957] close(27) = -1 EBADF (Bad file descriptor) [pid 4957] close(28) = -1 EBADF (Bad file descriptor) [pid 4957] close(29) = -1 EBADF (Bad file descriptor) [pid 4957] exit_group(0 [pid 4974] <... futex resumed>) = ? [pid 4958] <... ioctl resumed> ) = ? [pid 4957] <... exit_group resumed>) = ? [pid 4958] +++ exited with 0 +++ [pid 4974] +++ exited with 0 +++ [pid 4957] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./63/binderfs") = 0 [pid 3610] umount2("./63/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./63/cgroup") = 0 [pid 3610] umount2("./63/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./63/cgroup.net") = 0 [pid 3610] umount2("./63/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./63/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./63") = 0 [pid 3610] mkdir("./64", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4975 attached , child_tidptr=0x5555566ee5d0) = 191 [pid 4975] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4975] chdir("./64") = 0 [pid 4975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4975] setpgid(0, 0) = 0 [pid 4975] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4975] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4975] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4975] write(3, "1000", 4) = 4 [pid 4975] close(3) = 0 [pid 4975] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4975] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4975] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4975] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4975] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4976 attached [pid 4976] set_robust_list(0x7fa9c98459e0, 24 [pid 4975] <... clone resumed>, parent_tid=[192], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 192 [pid 4976] <... set_robust_list resumed>) = 0 [pid 4975] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4976] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4975] <... futex resumed>) = 0 [pid 4976] <... openat resumed>) = 3 [pid 4975] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4976] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4976] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4976] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4976] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4960] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4960] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4960] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4960] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4960] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4977 attached [pid 4977] set_robust_list(0x7fa9c98249e0, 24 [pid 4960] <... clone resumed>, parent_tid=[190], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 190 [pid 4977] <... set_robust_list resumed>) = 0 [pid 4960] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4977] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4960] <... futex resumed>) = 0 [pid 4977] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4960] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4977] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4977] <... futex resumed>) = 0 [pid 4977] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4960] close(3) = 0 [pid 4960] close(4) = -1 EBADF (Bad file descriptor) [pid 4960] close(5) = -1 EBADF (Bad file descriptor) [pid 4960] close(6) = -1 EBADF (Bad file descriptor) [pid 4960] close(7) = -1 EBADF (Bad file descriptor) [pid 4960] close(8) = -1 EBADF (Bad file descriptor) [pid 4960] close(9) = -1 EBADF (Bad file descriptor) [pid 4960] close(10) = -1 EBADF (Bad file descriptor) [pid 4960] close(11) = -1 EBADF (Bad file descriptor) [pid 4960] close(12) = -1 EBADF (Bad file descriptor) [pid 4960] close(13) = -1 EBADF (Bad file descriptor) [pid 4960] close(14) = -1 EBADF (Bad file descriptor) [pid 4960] close(15) = -1 EBADF (Bad file descriptor) [pid 4960] close(16) = -1 EBADF (Bad file descriptor) [pid 4960] close(17) = -1 EBADF (Bad file descriptor) [pid 4960] close(18) = -1 EBADF (Bad file descriptor) [pid 4960] close(19) = -1 EBADF (Bad file descriptor) [pid 4960] close(20) = -1 EBADF (Bad file descriptor) [pid 4960] close(21) = -1 EBADF (Bad file descriptor) [pid 4960] close(22) = -1 EBADF (Bad file descriptor) [pid 4960] close(23) = -1 EBADF (Bad file descriptor) [pid 4960] close(24) = -1 EBADF (Bad file descriptor) [pid 4960] close(25) = -1 EBADF (Bad file descriptor) [pid 4960] close(26) = -1 EBADF (Bad file descriptor) [pid 4960] close(27) = -1 EBADF (Bad file descriptor) [pid 4960] close(28) = -1 EBADF (Bad file descriptor) [pid 4960] close(29) = -1 EBADF (Bad file descriptor) [pid 4960] exit_group(0 [pid 4977] <... futex resumed>) = ? [pid 4961] <... ioctl resumed> ) = ? [pid 4960] <... exit_group resumed>) = ? [pid 4977] +++ exited with 0 +++ [pid 4961] +++ exited with 0 +++ [pid 4960] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./63/binderfs") = 0 [pid 3614] umount2("./63/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./63/cgroup") = 0 [pid 3614] umount2("./63/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./63/cgroup.net") = 0 [pid 3614] umount2("./63/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./63/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./63") = 0 [pid 3614] mkdir("./64", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4978 attached [pid 4978] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 191 [pid 4978] <... set_robust_list resumed>) = 0 [pid 4978] chdir("./64") = 0 [pid 4978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4978] setpgid(0, 0) = 0 [pid 4978] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4978] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4978] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4978] write(3, "1000", 4) = 4 [pid 4978] close(3) = 0 [pid 4978] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4978] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4978] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4978] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4978] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4979 attached [pid 4979] set_robust_list(0x7fa9c98459e0, 24 [pid 4978] <... clone resumed>, parent_tid=[192], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 192 [pid 4979] <... set_robust_list resumed>) = 0 [pid 4978] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4979] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4978] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4979] <... openat resumed>) = 3 [pid 4979] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4979] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4979] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 286.122603][ T28] INFO: task kworker/0:0:6 blocked for more than 143 seconds. [ 286.130304][ T28] Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 286.138202][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.147113][ T28] task:kworker/0:0 state:D stack:24560 pid: 6 ppid: 2 flags:0x00004000 [ 286.156475][ T28] Workqueue: usb_hub_wq hub_event [ 286.161617][ T28] Call Trace: [ 286.164982][ T28] [ 286.167934][ T28] __schedule+0xa00/0x4c10 [ 286.174327][ T28] ? find_held_lock+0x2d/0x110 [ 286.179131][ T28] ? wq_worker_sleeping+0x1e5/0x250 [ 286.184435][ T28] ? io_schedule_timeout+0x140/0x140 [ 286.189752][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 286.195124][ T28] schedule+0xda/0x1b0 [ 286.199224][ T28] schedule_preempt_disabled+0xf/0x20 [ 286.204766][ T28] __mutex_lock+0xa70/0x1350 [ 286.209378][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.214726][ T28] ? unregister_netdev+0xe/0x20 [pid 4979] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4963] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 286.219638][ T28] ? mutex_lock_io_nested+0x1190/0x1190 [ 286.225269][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 286.230509][ T28] ? usb_hcd_flush_endpoint+0x15a/0x410 [ 286.236222][ T28] ? mark_held_locks+0x9f/0xe0 [ 286.241020][ T28] unregister_netdev+0xe/0x20 [ 286.245798][ T28] r871xu_dev_remove+0x285/0x470 [ 286.250850][ T28] usb_unbind_interface+0x1d8/0x8e0 [ 286.256194][ T28] ? usb_unbind_device+0x1a0/0x1a0 [ 286.261333][ T28] device_remove+0x11f/0x170 [ 286.266085][ T28] device_release_driver_internal+0x4a1/0x700 [pid 4963] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4963] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4963] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4963] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4980 attached [pid 4980] set_robust_list(0x7fa9c98249e0, 24 [pid 4963] <... clone resumed>, parent_tid=[191], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 191 [pid 4963] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4963] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4980] <... set_robust_list resumed>) = 0 [pid 4980] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [ 286.272384][ T28] ? put_device+0x1b/0x30 [ 286.276748][ T28] bus_remove_device+0x2eb/0x5a0 [ 286.281746][ T28] device_del+0x4f3/0xc80 [ 286.287848][ T28] ? __device_link_del+0x380/0x380 [ 286.293122][ T28] ? kobject_put+0x1f3/0x540 [ 286.297800][ T28] usb_disable_device+0x35b/0x7b0 [ 286.302940][ T28] usb_disconnect.cold+0x278/0x6ec [ 286.308149][ T28] hub_event+0x1e83/0x4690 [ 286.313011][ T28] ? hub_port_debounce+0x3c0/0x3c0 [ 286.318221][ T28] ? lock_release+0x780/0x780 [pid 4980] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4963] <... futex resumed>) = 0 [ 286.323246][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 286.328241][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 286.333795][ T28] process_one_work+0x996/0x1610 [ 286.338765][ T28] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 286.344583][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 286.349561][ T28] ? _raw_spin_lock_irq+0x41/0x50 [ 286.355521][ T28] worker_thread+0x854/0x1080 [ 286.360242][ T28] ? process_one_work+0x1610/0x1610 [ 286.366075][ T28] kthread+0x2e9/0x3a0 [ 286.381683][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 286.387748][ T28] ret_from_fork+0x1f/0x30 [ 286.392506][ T28] [ 286.396924][ T28] INFO: task kworker/0:1:14 blocked for more than 143 seconds. [ 286.410882][ T28] Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 286.420647][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.432447][ T28] task:kworker/0:1 state:D stack:26336 pid: 14 ppid: 2 flags:0x00004000 [ 286.441722][ T28] Workqueue: events_power_efficient crda_timeout_work [ 286.448644][ T28] Call Trace: [ 286.452055][ T28] [ 286.455091][ T28] __schedule+0xa00/0x4c10 [ 286.459542][ T28] ? find_held_lock+0x2d/0x110 [ 286.464426][ T28] ? wq_worker_sleeping+0x1e5/0x250 [ 286.469649][ T28] ? mark_held_locks+0x9f/0xe0 [ 286.474558][ T28] ? io_schedule_timeout+0x140/0x140 [ 286.479873][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 286.485174][ T28] schedule+0xda/0x1b0 [ 286.489279][ T28] schedule_preempt_disabled+0xf/0x20 [ 286.494811][ T28] __mutex_lock+0xa70/0x1350 [ 286.500735][ T28] ? crda_timeout_work+0x16/0x50 [ 286.507380][ T28] ? mutex_lock_io_nested+0x1190/0x1190 [ 286.513077][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 286.517977][ T28] crda_timeout_work+0x16/0x50 [ 286.525249][ T28] process_one_work+0x996/0x1610 [pid 4980] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4966] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 286.530418][ T28] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 286.536614][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 286.541585][ T28] ? _raw_spin_lock_irq+0x41/0x50 [ 286.547087][ T28] worker_thread+0x665/0x1080 [ 286.551805][ T28] ? __kthread_parkme+0x15f/0x220 [ 286.558359][ T28] ? process_one_work+0x1610/0x1610 [ 286.566749][ T28] kthread+0x2e9/0x3a0 [ 286.570845][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 286.577086][ T28] ret_from_fork+0x1f/0x30 [pid 4966] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4966] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4966] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[194], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 194 [pid 4966] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4981 attached ) = 0 [pid 4966] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4981] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4981] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4981] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4966] <... futex resumed>) = 0 [ 286.582450][ T28] [ 286.585522][ T28] INFO: task kworker/1:1:26 blocked for more than 143 seconds. [ 286.594170][ T28] Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 286.605247][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.614885][ T28] task:kworker/1:1 state:D stack:24368 pid: 26 ppid: 2 flags:0x00004000 [ 286.625567][ T28] Workqueue: usb_hub_wq hub_event [pid 4981] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4963] close(3) = 0 [pid 4963] close(4) = -1 EBADF (Bad file descriptor) [pid 4963] close(5) = -1 EBADF (Bad file descriptor) [pid 4963] close(6) = -1 EBADF (Bad file descriptor) [pid 4963] close(7) = -1 EBADF (Bad file descriptor) [pid 4963] close(8) = -1 EBADF (Bad file descriptor) [pid 4963] close(9) = -1 EBADF (Bad file descriptor) [pid 4963] close(10) = -1 EBADF (Bad file descriptor) [pid 4963] close(11) = -1 EBADF (Bad file descriptor) [pid 4963] close(12) = -1 EBADF (Bad file descriptor) [pid 4963] close(13) = -1 EBADF (Bad file descriptor) [pid 4963] close(14) = -1 EBADF (Bad file descriptor) [pid 4963] close(15) = -1 EBADF (Bad file descriptor) [pid 4963] close(16) = -1 EBADF (Bad file descriptor) [pid 4963] close(17) = -1 EBADF (Bad file descriptor) [pid 4963] close(18) = -1 EBADF (Bad file descriptor) [pid 4963] close(19) = -1 EBADF (Bad file descriptor) [pid 4963] close(20) = -1 EBADF (Bad file descriptor) [pid 4963] close(21) = -1 EBADF (Bad file descriptor) [pid 4963] close(22) = -1 EBADF (Bad file descriptor) [pid 4963] close(23) = -1 EBADF (Bad file descriptor) [pid 4963] close(24) = -1 EBADF (Bad file descriptor) [pid 4963] close(25) = -1 EBADF (Bad file descriptor) [pid 4963] close(26) = -1 EBADF (Bad file descriptor) [pid 4963] close(27) = -1 EBADF (Bad file descriptor) [pid 4963] close(28) = -1 EBADF (Bad file descriptor) [pid 4963] close(29) = -1 EBADF (Bad file descriptor) [pid 4963] exit_group(0 [pid 4980] <... futex resumed>) = ? [pid 4964] <... ioctl resumed> ) = ? [pid 4963] <... exit_group resumed>) = ? [pid 4980] +++ exited with 0 +++ [pid 4964] +++ exited with 0 +++ [pid 4963] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 286.631010][ T28] Call Trace: [ 286.635062][ T28] [ 286.638021][ T28] __schedule+0xa00/0x4c10 [ 286.643176][ T28] ? find_held_lock+0x2d/0x110 [ 286.647987][ T28] ? wq_worker_sleeping+0x1e5/0x250 [ 286.653349][ T28] ? mark_held_locks+0x9f/0xe0 [ 286.659399][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 286.669234][ T28] ? io_schedule_timeout+0x140/0x140 [ 286.674664][ T28] ? lockdep_hardirqs_on+0x79/0x100 [pid 3611] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3611] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./64/binderfs") = 0 [pid 3611] umount2("./64/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./64/cgroup") = 0 [pid 3611] umount2("./64/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./64/cgroup.net") = 0 [pid 3611] umount2("./64/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./64/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3611] close(3) = 0 [pid 3611] rmdir("./64") = 0 [pid 3611] mkdir("./65", 0777) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4982 attached [pid 4982] set_robust_list(0x5555566ee5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 192 [pid 4982] <... set_robust_list resumed>) = 0 [pid 4982] chdir("./65") = 0 [pid 4982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4982] setpgid(0, 0) = 0 [pid 4982] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [ 286.680506][ T28] schedule+0xda/0x1b0 [ 286.695757][ T28] schedule_timeout+0x1db/0x2a0 [ 286.701195][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 286.716856][ T28] ? __wait_for_common+0x36f/0x530 [ 286.727544][ T28] ? mark_held_locks+0x9f/0xe0 [pid 4982] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 4982] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 4982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4982] write(3, "1000", 4) = 4 [pid 4982] close(3) = 0 [pid 4982] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4982] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4982] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4982] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4982] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4983 attached [pid 4983] set_robust_list(0x7fa9c98459e0, 24 [pid 4982] <... clone resumed>, parent_tid=[193], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 193 [pid 4983] <... set_robust_list resumed>) = 0 [pid 4982] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4983] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4982] <... futex resumed>) = 0 [pid 4983] <... openat resumed>) = 3 [pid 4982] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4983] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4983] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4983] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 286.736909][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 286.742835][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.748942][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.765523][ T28] __wait_for_common+0x378/0x530 [ 286.777080][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 286.782705][ T28] ? out_of_line_wait_on_bit_timeout+0x170/0x170 [ 286.789225][ T28] ? _raw_spin_unlock_irq+0x2a/0x40 [ 286.795120][ T28] ? mark_held_locks+0x9f/0xe0 [ 286.799974][ T28] r871xu_dev_remove+0x6e/0x470 [ 286.805153][ T28] usb_unbind_interface+0x1d8/0x8e0 [ 286.810391][ T28] ? usb_unbind_device+0x1a0/0x1a0 [ 286.815815][ T28] device_remove+0x11f/0x170 [ 286.820437][ T28] device_release_driver_internal+0x4a1/0x700 [ 286.826850][ T28] ? put_device+0x1b/0x30 [ 286.831221][ T28] bus_remove_device+0x2eb/0x5a0 [ 286.838993][ T28] device_del+0x4f3/0xc80 [ 286.843713][ T28] ? __device_link_del+0x380/0x380 [ 286.848863][ T28] ? kobject_put+0x1f3/0x540 [ 286.853794][ T28] usb_disable_device+0x35b/0x7b0 [ 286.858857][ T28] usb_disconnect.cold+0x278/0x6ec [ 286.864292][ T28] hub_event+0x1e83/0x4690 [ 286.868750][ T28] ? hub_port_debounce+0x3c0/0x3c0 [ 286.874214][ T28] ? lock_release+0x780/0x780 [ 286.878926][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 286.884139][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 286.889202][ T28] process_one_work+0x996/0x1610 [ 286.894560][ T28] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 286.900052][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 286.905372][ T28] ? _raw_spin_lock_irq+0x41/0x50 [ 286.910452][ T28] worker_thread+0x854/0x1080 [ 286.915669][ T28] ? __kthread_parkme+0x15f/0x220 [ 286.920742][ T28] ? process_one_work+0x1610/0x1610 [ 286.926300][ T28] kthread+0x2e9/0x3a0 [ 286.930425][ T28] ? kthread_complete_and_exit+0x40/0x40 [pid 4983] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4966] close(3) = 0 [pid 4966] close(4) = -1 EBADF (Bad file descriptor) [pid 4966] close(5) = -1 EBADF (Bad file descriptor) [pid 4966] close(6) = -1 EBADF (Bad file descriptor) [pid 4966] close(7) = -1 EBADF (Bad file descriptor) [pid 4966] close(8) = -1 EBADF (Bad file descriptor) [pid 4966] close(9) = -1 EBADF (Bad file descriptor) [pid 4966] close(10) = -1 EBADF (Bad file descriptor) [pid 4966] close(11) = -1 EBADF (Bad file descriptor) [pid 4966] close(12) = -1 EBADF (Bad file descriptor) [pid 4966] close(13) = -1 EBADF (Bad file descriptor) [pid 4966] close(14) = -1 EBADF (Bad file descriptor) [pid 4966] close(15) = -1 EBADF (Bad file descriptor) [pid 4966] close(16) = -1 EBADF (Bad file descriptor) [pid 4966] close(17) = -1 EBADF (Bad file descriptor) [pid 4966] close(18) = -1 EBADF (Bad file descriptor) [pid 4966] close(19) = -1 EBADF (Bad file descriptor) [pid 4966] close(20) = -1 EBADF (Bad file descriptor) [pid 4966] close(21) = -1 EBADF (Bad file descriptor) [pid 4966] close(22) = -1 EBADF (Bad file descriptor) [pid 4966] close(23) = -1 EBADF (Bad file descriptor) [pid 4966] close(24) = -1 EBADF (Bad file descriptor) [pid 4966] close(25) = -1 EBADF (Bad file descriptor) [pid 4966] close(26) = -1 EBADF (Bad file descriptor) [pid 4966] close(27) = -1 EBADF (Bad file descriptor) [pid 4966] close(28) = -1 EBADF (Bad file descriptor) [pid 4966] close(29) = -1 EBADF (Bad file descriptor) [pid 4966] exit_group(0 [pid 4981] <... futex resumed>) = ? [pid 4967] <... ioctl resumed> ) = ? [pid 4966] <... exit_group resumed>) = ? [pid 4981] +++ exited with 0 +++ [pid 4967] +++ exited with 0 +++ [pid 4966] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3613] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./66/binderfs") = 0 [pid 3613] umount2("./66/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./66/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [ 286.936397][ T28] ret_from_fork+0x1f/0x30 [ 286.940852][ T28] [ 286.959353][ T28] INFO: task kworker/0:2:144 blocked for more than 144 seconds. [ 286.970234][ T28] Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [pid 3613] unlink("./66/cgroup") = 0 [pid 3613] umount2("./66/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./66/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./66/cgroup.net") = 0 [pid 3613] umount2("./66/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./66/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./66/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./66") = 0 [pid 3613] mkdir("./67", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4984 attached [pid 4984] set_robust_list(0x5555566ee5e0, 24 [pid 3613] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 195 [pid 4984] <... set_robust_list resumed>) = 0 [pid 4984] chdir("./67") = 0 [pid 4984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4984] setpgid(0, 0) = 0 [pid 4984] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4984] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4984] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4984] write(3, "1000", 4) = 4 [pid 4984] close(3) = 0 [pid 4984] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4984] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4984] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4984] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4984] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4985 attached [pid 4985] set_robust_list(0x7fa9c98459e0, 24 [pid 4984] <... clone resumed>, parent_tid=[196], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 196 [pid 4985] <... set_robust_list resumed>) = 0 [pid 4984] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4985] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4984] <... futex resumed>) = 0 [pid 4985] <... openat resumed>) = 3 [pid 4984] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4985] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4985] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4985] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 286.987493][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.000331][ T28] task:kworker/0:2 state:D stack:24560 pid: 144 ppid: 2 flags:0x00004000 [ 287.021563][ T28] Workqueue: usb_hub_wq hub_event [ 287.029221][ T28] Call Trace: [ 287.041521][ T28] [ 287.044744][ T28] __schedule+0xa00/0x4c10 [ 287.049199][ T28] ? io_schedule_timeout+0x140/0x140 [ 287.058382][ T28] ? preempt_schedule_thunk+0x16/0x18 [ 287.065886][ T28] ? preempt_schedule_common+0x59/0xc0 [ 287.073029][ T28] ? io_schedule_timeout+0x140/0x140 [ 287.079619][ T28] schedule+0xda/0x1b0 [ 287.085108][ T28] schedule_timeout+0x1db/0x2a0 [ 287.090009][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 287.095651][ T28] ? __wait_for_common+0x36f/0x530 [ 287.100810][ T28] ? mark_held_locks+0x9f/0xe0 [ 287.106052][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 287.111122][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 287.117672][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 287.125267][ T28] __wait_for_common+0x378/0x530 [ 287.131506][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 287.137153][ T28] ? out_of_line_wait_on_bit_timeout+0x170/0x170 [ 287.145960][ T28] ? _raw_spin_unlock_irq+0x2a/0x40 [ 287.151425][ T28] ? mark_held_locks+0x9f/0xe0 [ 287.156459][ T28] r871xu_dev_remove+0x6e/0x470 [ 287.161484][ T28] usb_unbind_interface+0x1d8/0x8e0 [ 287.168086][ T28] ? usb_unbind_device+0x1a0/0x1a0 [ 287.174557][ T28] device_remove+0x11f/0x170 [ 287.179200][ T28] device_release_driver_internal+0x4a1/0x700 [ 287.185767][ T28] ? put_device+0x1b/0x30 [ 287.190133][ T28] bus_remove_device+0x2eb/0x5a0 [ 287.195480][ T28] device_del+0x4f3/0xc80 [ 287.201160][ T28] ? __device_link_del+0x380/0x380 [ 287.206704][ T28] ? kobject_put+0x1f3/0x540 [ 287.211336][ T28] usb_disable_device+0x35b/0x7b0 [ 287.216920][ T28] usb_disconnect.cold+0x278/0x6ec [ 287.222414][ T28] hub_event+0x1e83/0x4690 [ 287.226867][ T28] ? hub_port_debounce+0x3c0/0x3c0 [ 287.232489][ T28] ? lock_release+0x780/0x780 [ 287.239583][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 287.246803][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 287.254062][ T28] process_one_work+0x996/0x1610 [ 287.260785][ T28] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 287.266579][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 287.271558][ T28] ? _raw_spin_lock_irq+0x41/0x50 [ 287.280092][ T28] worker_thread+0x854/0x1080 [ 287.285690][ T28] ? __kthread_parkme+0x15f/0x220 [ 287.290779][ T28] ? process_one_work+0x1610/0x1610 [ 287.298218][ T28] kthread+0x2e9/0x3a0 [ 287.304530][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 287.310217][ T28] ret_from_fork+0x1f/0x30 [ 287.317276][ T28] [ 287.321721][ T28] INFO: task kworker/1:3:3644 blocked for more than 144 seconds. [ 287.333780][ T28] Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 287.342192][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.350969][ T28] task:kworker/1:3 state:D stack:24648 pid: 3644 ppid: 2 flags:0x00004000 [ 287.360428][ T28] Workqueue: usb_hub_wq hub_event [ 287.365561][ T28] Call Trace: [ 287.368858][ T28] [ 287.371809][ T28] __schedule+0xa00/0x4c10 [ 287.376467][ T28] ? io_schedule_timeout+0x140/0x140 [ 287.381801][ T28] ? preempt_schedule_thunk+0x16/0x18 [ 287.388496][ T28] ? preempt_schedule_common+0x59/0xc0 [ 287.395116][ T28] ? io_schedule_timeout+0x140/0x140 [ 287.401716][ T28] schedule+0xda/0x1b0 [ 287.409783][ T28] schedule_timeout+0x1db/0x2a0 [ 287.417408][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 287.424372][ T28] ? __wait_for_common+0x36f/0x530 [ 287.430830][ T28] ? mark_held_locks+0x9f/0xe0 [ 287.439113][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 287.446331][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 287.452492][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 287.457830][ T28] __wait_for_common+0x378/0x530 [ 287.462890][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 287.468221][ T28] ? out_of_line_wait_on_bit_timeout+0x170/0x170 [ 287.474723][ T28] ? _raw_spin_unlock_irq+0x2a/0x40 [ 287.479966][ T28] ? mark_held_locks+0x9f/0xe0 [ 287.484880][ T28] r871xu_dev_remove+0x6e/0x470 [pid 4985] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4969] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4969] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4969] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4969] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4969] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[194], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 194 [pid 4969] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4969] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4986 attached [pid 4986] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4986] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4986] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4969] <... futex resumed>) = 0 [ 287.489774][ T28] usb_unbind_interface+0x1d8/0x8e0 [ 287.495141][ T28] ? usb_unbind_device+0x1a0/0x1a0 [ 287.500293][ T28] device_remove+0x11f/0x170 [ 287.506683][ T28] device_release_driver_internal+0x4a1/0x700 [ 287.513149][ T28] ? put_device+0x1b/0x30 [ 287.518274][ T28] bus_remove_device+0x2eb/0x5a0 [ 287.523761][ T28] device_del+0x4f3/0xc80 [ 287.528288][ T28] ? __device_link_del+0x380/0x380 [ 287.534808][ T28] ? kobject_put+0x1f3/0x540 [ 287.540490][ T28] usb_disable_device+0x35b/0x7b0 [ 287.545851][ T28] usb_disconnect.cold+0x278/0x6ec [ 287.551184][ T28] hub_event+0x1e83/0x4690 [ 287.564737][ T28] ? hub_port_debounce+0x3c0/0x3c0 [ 287.569922][ T28] ? lock_release+0x780/0x780 [ 287.577670][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 287.584134][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 287.590551][ T28] process_one_work+0x996/0x1610 [ 287.595722][ T28] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 287.601145][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 287.608435][ T28] ? _raw_spin_lock_irq+0x41/0x50 [ 287.615377][ T28] worker_thread+0x854/0x1080 [ 287.620113][ T28] ? process_one_work+0x1610/0x1610 [ 287.626735][ T28] kthread+0x2e9/0x3a0 [ 287.630846][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 287.636573][ T28] ret_from_fork+0x1f/0x30 [ 287.641129][ T28] [ 287.644377][ T28] INFO: task kworker/1:5:3647 blocked for more than 144 seconds. [ 287.653084][ T28] Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 287.660630][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.669957][ T28] task:kworker/1:5 state:D stack:25296 pid: 3647 ppid: 2 flags:0x00004000 [ 287.679590][ T28] Workqueue: usb_hub_wq hub_event [ 287.685034][ T28] Call Trace: [ 287.688336][ T28] [ 287.691287][ T28] __schedule+0xa00/0x4c10 [ 287.696072][ T28] ? find_held_lock+0x2d/0x110 [ 287.703124][ T28] ? wq_worker_sleeping+0x1e5/0x250 [ 287.709458][ T28] ? mark_held_locks+0x9f/0xe0 [ 287.714540][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 287.719517][ T28] ? io_schedule_timeout+0x140/0x140 [ 287.726819][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 287.735704][ T28] schedule+0xda/0x1b0 [ 287.739830][ T28] schedule_preempt_disabled+0xf/0x20 [ 287.746562][ T28] __mutex_lock+0xa70/0x1350 [ 287.752644][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 287.758790][ T28] ? unregister_netdev+0xe/0x20 [ 287.764096][ T28] ? mutex_lock_io_nested+0x1190/0x1190 [ 287.769891][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 287.776090][ T28] ? usb_hcd_flush_endpoint+0x15a/0x410 [ 287.781684][ T28] ? mark_held_locks+0x9f/0xe0 [ 287.786561][ T28] unregister_netdev+0xe/0x20 [pid 4986] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4969] close(3) = 0 [pid 4969] close(4) = -1 EBADF (Bad file descriptor) [pid 4969] close(5) = -1 EBADF (Bad file descriptor) [pid 4969] close(6) = -1 EBADF (Bad file descriptor) [pid 4969] close(7) = -1 EBADF (Bad file descriptor) [pid 4969] close(8) = -1 EBADF (Bad file descriptor) [pid 4969] close(9) = -1 EBADF (Bad file descriptor) [pid 4969] close(10) = -1 EBADF (Bad file descriptor) [pid 4969] close(11) = -1 EBADF (Bad file descriptor) [pid 4969] close(12) = -1 EBADF (Bad file descriptor) [ 287.791274][ T28] r871xu_dev_remove+0x285/0x470 [ 287.796320][ T28] usb_unbind_interface+0x1d8/0x8e0 [ 287.801550][ T28] ? usb_unbind_device+0x1a0/0x1a0 [ 287.806841][ T28] device_remove+0x11f/0x170 [ 287.811474][ T28] device_release_driver_internal+0x4a1/0x700 [ 287.817622][ T28] ? put_device+0x1b/0x30 [ 287.822301][ T28] bus_remove_device+0x2eb/0x5a0 [ 287.827811][ T28] device_del+0x4f3/0xc80 [ 287.832607][ T28] ? __device_link_del+0x380/0x380 [ 287.838420][ T28] ? kobject_put+0x1f3/0x540 [pid 4969] close(13) = -1 EBADF (Bad file descriptor) [pid 4969] close(14) = -1 EBADF (Bad file descriptor) [pid 4969] close(15) = -1 EBADF (Bad file descriptor) [pid 4969] close(16) = -1 EBADF (Bad file descriptor) [pid 4969] close(17) = -1 EBADF (Bad file descriptor) [pid 4969] close(18) = -1 EBADF (Bad file descriptor) [pid 4969] close(19) = -1 EBADF (Bad file descriptor) [pid 4969] close(20) = -1 EBADF (Bad file descriptor) [pid 4969] close(21) = -1 EBADF (Bad file descriptor) [pid 4969] close(22) = -1 EBADF (Bad file descriptor) [pid 4969] close(23) = -1 EBADF (Bad file descriptor) [pid 4969] close(24) = -1 EBADF (Bad file descriptor) [pid 4969] close(25) = -1 EBADF (Bad file descriptor) [pid 4969] close(26) = -1 EBADF (Bad file descriptor) [pid 4969] close(27) = -1 EBADF (Bad file descriptor) [pid 4969] close(28) = -1 EBADF (Bad file descriptor) [pid 4969] close(29) = -1 EBADF (Bad file descriptor) [ 287.845457][ T28] usb_disable_device+0x35b/0x7b0 [ 287.851176][ T28] usb_disconnect.cold+0x278/0x6ec [ 287.857004][ T28] hub_event+0x1e83/0x4690 [ 287.861630][ T28] ? hub_port_debounce+0x3c0/0x3c0 [ 287.866833][ T28] ? lock_release+0x780/0x780 [ 287.871538][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 287.876515][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 287.889335][ T28] process_one_work+0x996/0x1610 [pid 4969] exit_group(0 [pid 4986] <... futex resumed>) = ? [pid 4970] <... ioctl resumed> ) = ? [pid 4969] <... exit_group resumed>) = ? [pid 4986] +++ exited with 0 +++ [pid 4970] +++ exited with 0 +++ [pid 4969] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3615] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./65/binderfs") = 0 [pid 3615] umount2("./65/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./65/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] unlink("./65/cgroup") = 0 [pid 3615] umount2("./65/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./65/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./65/cgroup.net") = 0 [pid 3615] umount2("./65/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] lstat("./65/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./65/cgroup.cpu") = 0 [pid 3615] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3615] close(3) = 0 [pid 3615] rmdir("./65") = 0 [pid 3615] mkdir("./66", 0777) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 195 [ 287.895448][ T28] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 287.906484][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 287.923015][ T28] ? _raw_spin_lock_irq+0x41/0x50 [ 287.928425][ T28] worker_thread+0x854/0x1080 ./strace-static-x86_64: Process 4987 attached [pid 4987] set_robust_list(0x5555566ee5e0, 24) = 0 [pid 4987] chdir("./66") = 0 [pid 4987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4987] setpgid(0, 0) = 0 [pid 4987] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 4987] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 4987] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 4987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4987] write(3, "1000", 4) = 4 [pid 4987] close(3) = 0 [pid 4987] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4987] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4987] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4987] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4987] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4988 attached [pid 4988] set_robust_list(0x7fa9c98459e0, 24 [pid 4987] <... clone resumed>, parent_tid=[196], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 196 [pid 4988] <... set_robust_list resumed>) = 0 [pid 4987] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4988] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4987] <... futex resumed>) = 0 [pid 4988] <... openat resumed>) = 3 [pid 4987] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4988] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4988] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4988] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 287.941541][ T28] ? __kthread_parkme+0x15f/0x220 [ 287.947200][ T28] ? process_one_work+0x1610/0x1610 [ 287.962982][ T28] kthread+0x2e9/0x3a0 [ 287.967583][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 287.983856][ T28] ret_from_fork+0x1f/0x30 [ 287.991156][ T28] [ 287.998330][ T28] INFO: task kworker/0:8:3649 blocked for more than 145 seconds. [ 288.008935][ T28] Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 288.017364][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 288.026521][ T28] task:kworker/0:8 state:D stack:25072 pid: 3649 ppid: 2 flags:0x00004000 [ 288.036129][ T28] Workqueue: usb_hub_wq hub_event [ 288.041204][ T28] Call Trace: [ 288.045047][ T28] [ 288.048021][ T28] __schedule+0xa00/0x4c10 [ 288.052920][ T28] ? find_held_lock+0x2d/0x110 [ 288.057745][ T28] ? wq_worker_sleeping+0x1e5/0x250 [ 288.065114][ T28] ? io_schedule_timeout+0x140/0x140 [ 288.070452][ T28] ? lockdep_hardirqs_on+0x79/0x100 [ 288.076565][ T28] schedule+0xda/0x1b0 [ 288.082072][ T28] schedule_preempt_disabled+0xf/0x20 [ 288.087513][ T28] __mutex_lock+0xa70/0x1350 [ 288.092647][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [pid 4988] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4972] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4972] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4972] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4972] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[193], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 193 [pid 4972] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4972] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}./strace-static-x86_64: Process 4989 attached [pid 4989] set_robust_list(0x7fa9c98249e0, 24) = 0 [pid 4989] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [ 288.097892][ T28] ? unregister_netdev+0xe/0x20 [ 288.103263][ T28] ? mutex_lock_io_nested+0x1190/0x1190 [ 288.108851][ T28] ? usleep_range_state+0x1b0/0x1b0 [ 288.114612][ T28] ? usb_hcd_flush_endpoint+0x15a/0x410 [ 288.120831][ T28] ? mark_held_locks+0x9f/0xe0 [ 288.127236][ T28] unregister_netdev+0xe/0x20 [ 288.132761][ T28] r871xu_dev_remove+0x285/0x470 [ 288.138189][ T28] usb_unbind_interface+0x1d8/0x8e0 [pid 4989] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4972] <... futex resumed>) = 0 [ 288.144486][ T28] ? usb_unbind_device+0x1a0/0x1a0 [ 288.149667][ T28] device_remove+0x11f/0x170 [ 288.154754][ T28] device_release_driver_internal+0x4a1/0x700 [ 288.160871][ T28] ? put_device+0x1b/0x30 [ 288.165754][ T28] bus_remove_device+0x2eb/0x5a0 [ 288.170741][ T28] device_del+0x4f3/0xc80 [ 288.177315][ T28] ? __device_link_del+0x380/0x380 [ 288.182998][ T28] ? kobject_put+0x1f3/0x540 [ 288.187728][ T28] usb_disable_device+0x35b/0x7b0 [ 288.193247][ T28] usb_disconnect.cold+0x278/0x6ec [ 288.198411][ T28] hub_event+0x1e83/0x4690 [ 288.203515][ T28] ? hub_port_debounce+0x3c0/0x3c0 [ 288.208676][ T28] ? lock_release+0x780/0x780 [ 288.214088][ T28] ? lock_downgrade+0x6e0/0x6e0 [ 288.219207][ T28] ? do_raw_spin_lock+0x120/0x2a0 [ 288.224911][ T28] process_one_work+0x996/0x1610 [ 288.229902][ T28] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 288.235778][ T28] ? rwlock_bug.part.0+0x90/0x90 [ 288.240788][ T28] ? _raw_spin_lock_irq+0x41/0x50 [ 288.246849][ T28] worker_thread+0x854/0x1080 [ 288.251631][ T28] ? __kthread_parkme+0x15f/0x220 [ 288.257157][ T28] ? process_one_work+0x1610/0x1610 [ 288.262745][ T28] kthread+0x2e9/0x3a0 [ 288.266962][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 288.273210][ T28] ret_from_fork+0x1f/0x30 [ 288.277674][ T28] [ 288.280795][ T28] [ 288.280795][ T28] Showing all locks held in the system: [ 288.290942][ T28] 6 locks held by kworker/0:0/6: [ 288.296380][ T28] #0: ffff888017931d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.309450][ T28] #1: ffffc900002cfda8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.321195][ T28] #2: ffff8881475ad190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 [ 288.330719][ T28] #3: ffff88807e9b3190 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x6ec [ 288.340736][ T28] #4: ffff888069491118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa0/0x700 [ 288.351692][ T28] #5: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: unregister_netdev+0xe/0x20 [ 288.361480][ T28] 1 lock held by rcu_tasks_kthre/12: [ 288.369916][ T28] #0: ffffffff8bd83d70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 [ 288.381511][ T28] 1 lock held by rcu_tasks_trace/13: [ 288.389730][ T28] #0: ffffffff8bd83a70 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 [ 288.403334][ T28] 3 locks held by kworker/0:1/14: [ 288.409789][ T28] #0: ffff888011873d38 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.425588][ T28] #1: ffffc9000034fda8 ((crda_timeout).work){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.438256][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: crda_timeout_work+0x16/0x50 [pid 4989] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4972] close(3) = 0 [pid 4972] close(4) = -1 EBADF (Bad file descriptor) [pid 4972] close(5) = -1 EBADF (Bad file descriptor) [pid 4972] close(6) = -1 EBADF (Bad file descriptor) [pid 4972] close(7) = -1 EBADF (Bad file descriptor) [pid 4972] close(8) = -1 EBADF (Bad file descriptor) [pid 4972] close(9) = -1 EBADF (Bad file descriptor) [pid 4972] close(10) = -1 EBADF (Bad file descriptor) [pid 4972] close(11) = -1 EBADF (Bad file descriptor) [pid 4972] close(12) = -1 EBADF (Bad file descriptor) [pid 4972] close(13) = -1 EBADF (Bad file descriptor) [pid 4972] close(14) = -1 EBADF (Bad file descriptor) [pid 4972] close(15) = -1 EBADF (Bad file descriptor) [pid 4972] close(16) = -1 EBADF (Bad file descriptor) [pid 4972] close(17) = -1 EBADF (Bad file descriptor) [pid 4972] close(18) = -1 EBADF (Bad file descriptor) [ 288.451078][ T28] 3 locks held by kworker/1:0/22: [ 288.458700][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.469276][ T28] #1: ffffc900003dfda8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.489095][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [pid 4972] close(19) = -1 EBADF (Bad file descriptor) [pid 4972] close(20) = -1 EBADF (Bad file descriptor) [pid 4972] close(21) = -1 EBADF (Bad file descriptor) [pid 4972] close(22) = -1 EBADF (Bad file descriptor) [pid 4972] close(23) = -1 EBADF (Bad file descriptor) [pid 4972] close(24) = -1 EBADF (Bad file descriptor) [pid 4972] close(25) = -1 EBADF (Bad file descriptor) [pid 4972] close(26) = -1 EBADF (Bad file descriptor) [pid 4972] close(27) = -1 EBADF (Bad file descriptor) [pid 4972] close(28) = -1 EBADF (Bad file descriptor) [pid 4972] close(29) = -1 EBADF (Bad file descriptor) [pid 4972] exit_group(0 [pid 4989] <... futex resumed>) = ? [pid 4973] <... ioctl resumed> ) = ? [pid 4972] <... exit_group resumed>) = ? [pid 4989] +++ exited with 0 +++ [pid 4973] +++ exited with 0 +++ [pid 4972] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3612] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [ 288.498337][ T28] 5 locks held by kworker/1:1/26: [ 288.512550][ T28] #0: ffff888017931d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.532010][ T28] #1: ffffc90000c2fda8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [pid 3612] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./65/binderfs") = 0 [pid 3612] umount2("./65/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./65/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./65/cgroup") = 0 [pid 3612] umount2("./65/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./65/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./65/cgroup.net") = 0 [pid 3612] umount2("./65/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./65/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./65/cgroup.cpu") = 0 [pid 3612] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3612] close(3) = 0 [pid 3612] rmdir("./65") = 0 [pid 3612] mkdir("./66", 0777) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555566ee5d0) = 194 ./strace-static-x86_64: Process 4990 attached [pid 4990] set_robust_list(0x5555566ee5e0, 24) = 0 [ 288.552993][ T28] #2: ffff88814750f190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 [ 288.568294][ T28] #3: ffff8880179d1190 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x6ec [ 288.579329][ T28] #4: ffff88801e98d118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa0/0x700 [ 288.596540][ T28] 1 lock held by khungtaskd/28: [pid 4990] chdir("./66") = 0 [pid 4990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4990] setpgid(0, 0) = 0 [pid 4990] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4990] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 4990] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 4990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4990] write(3, "1000", 4) = 4 [pid 4990] close(3) = 0 [pid 4990] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4990] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4990] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4990] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4990] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[195], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 195 [pid 4990] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4990] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000}./strace-static-x86_64: Process 4991 attached [pid 4991] set_robust_list(0x7fa9c98459e0, 24) = 0 [ 288.601594][ T28] #0: ffffffff8bd848c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 288.620037][ T28] 3 locks held by kworker/1:2/141: [ 288.626099][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [pid 4991] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4991] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4991] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4991] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [pid 4991] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4975] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4975] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4975] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4975] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4992 attached [pid 4992] set_robust_list(0x7fa9c98249e0, 24 [pid 4975] <... clone resumed>, parent_tid=[193], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 193 [pid 4992] <... set_robust_list resumed>) = 0 [pid 4975] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4992] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH [pid 4975] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4992] <... ioctl resumed>, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [ 288.643027][ T28] #1: ffffc9000215fda8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.655868][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 288.667302][ T28] 5 locks held by kworker/0:2/144: [ 288.672593][ T28] #0: ffff888017931d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.688426][ T28] #1: ffffc9000294fda8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [pid 4992] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4975] <... futex resumed>) = 0 [ 288.700392][ T28] #2: ffff888147502190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 [ 288.710043][ T28] #3: ffff888024744190 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x6ec [ 288.720308][ T28] #4: ffff88801d593118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa0/0x700 [ 288.733198][ T28] 2 locks held by dhcpcd/3180: [ 288.738064][ T28] #0: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: devinet_ioctl+0x1b3/0x1ca0 [ 288.747383][ T28] #1: ffff88806d3d4df0 (&padapter->mutex_start){+.+.}-{3:3}, at: netdev_open+0x2e/0x690 [ 288.757359][ T28] 2 locks held by getty/3284: [ 288.762131][ T28] #0: ffff888027112098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 [ 288.772106][ T28] #1: ffffc90001c282e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xe50/0x13c0 [ 288.782392][ T28] 3 locks held by kworker/0:3/3601: [ 288.787635][ T28] #0: ffff8880273e0138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.798730][ T28] #1: ffffc90002f77da8 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.811996][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xe/0x20 [ 288.821566][ T28] 5 locks held by kworker/1:3/3644: [ 288.826827][ T28] #0: ffff888017931d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.837635][ T28] #1: ffffc900032b7da8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.850724][ T28] #2: ffff88814751c190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 [ 288.859759][ T28] #3: ffff8880694ec190 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x6ec [ 288.869426][ T28] #4: ffff88807f38a118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa0/0x700 [ 288.880117][ T28] 3 locks held by kworker/1:4/3645: [ 288.885998][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.896766][ T28] #1: ffffc900032c7da8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.908298][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 288.917491][ T28] 3 locks held by kworker/0:6/3646: [ 288.922750][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.935966][ T28] #1: ffffc900032d7da8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.950286][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 288.961032][ T28] 6 locks held by kworker/1:5/3647: [ 288.967864][ T28] #0: ffff888017931d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 288.980229][ T28] #1: ffffc900032e7da8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 288.994453][ T28] #2: ffff888021c41190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 [pid 4992] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4978] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9804000 [pid 4978] mprotect(0x7fa9c9805000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4978] clone(child_stack=0x7fa9c98243f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[193], tls=0x7fa9c9824700, child_tidptr=0x7fa9c98249d0) = 193 ./strace-static-x86_64: Process 4993 attached [pid 4978] futex(0x7fa9c99234b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4993] set_robust_list(0x7fa9c98249e0, 24 [pid 4978] <... futex resumed>) = 0 [pid 4993] <... set_robust_list resumed>) = 0 [pid 4978] futex(0x7fa9c99234bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 4993] ioctl(-1, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98232e0) = -1 EBADF (Bad file descriptor) [pid 4993] futex(0x7fa9c99234bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4978] <... futex resumed>) = 0 [ 289.004612][ T28] #3: ffff888069553190 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x6ec [ 289.014442][ T28] #4: ffff88801dfa8118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa0/0x700 [ 289.025147][ T28] #5: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: unregister_netdev+0xe/0x20 [ 289.037575][ T28] 3 locks held by kworker/0:7/3648: [pid 4993] futex(0x7fa9c99234b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4975] close(3) = 0 [pid 4975] close(4) = -1 EBADF (Bad file descriptor) [pid 4975] close(5) = -1 EBADF (Bad file descriptor) [pid 4975] close(6) = -1 EBADF (Bad file descriptor) [pid 4975] close(7) = -1 EBADF (Bad file descriptor) [pid 4975] close(8) = -1 EBADF (Bad file descriptor) [pid 4975] close(9) = -1 EBADF (Bad file descriptor) [ 289.048111][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 289.058684][ T28] #1: ffffc900032f7da8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 289.072094][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 289.081232][ T28] 6 locks held by kworker/0:8/3649: [ 289.086542][ T28] #0: ffff888017931d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [pid 4975] close(10) = -1 EBADF (Bad file descriptor) [pid 4975] close(11) = -1 EBADF (Bad file descriptor) [pid 4975] close(12) = -1 EBADF (Bad file descriptor) [pid 4975] close(13) = -1 EBADF (Bad file descriptor) [pid 4975] close(14) = -1 EBADF (Bad file descriptor) [pid 4975] close(15) = -1 EBADF (Bad file descriptor) [pid 4975] close(16) = -1 EBADF (Bad file descriptor) [pid 4975] close(17) = -1 EBADF (Bad file descriptor) [pid 4975] close(18) = -1 EBADF (Bad file descriptor) [pid 4975] close(19) = -1 EBADF (Bad file descriptor) [pid 4975] close(20) = -1 EBADF (Bad file descriptor) [pid 4975] close(21) = -1 EBADF (Bad file descriptor) [pid 4975] close(22) = -1 EBADF (Bad file descriptor) [pid 4975] close(23) = -1 EBADF (Bad file descriptor) [pid 4975] close(24) = -1 EBADF (Bad file descriptor) [pid 4975] close(25) = -1 EBADF (Bad file descriptor) [pid 4975] close(26) = -1 EBADF (Bad file descriptor) [pid 4975] close(27) = -1 EBADF (Bad file descriptor) [pid 4975] close(28) = -1 EBADF (Bad file descriptor) [pid 4975] close(29) = -1 EBADF (Bad file descriptor) [ 289.097764][ T28] #1: ffffc90003307da8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 289.116732][ T28] #2: ffff8881475a2190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 [ 289.128290][ T28] #3: ffff888069884190 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x6ec [pid 4975] exit_group(0 [pid 4992] <... futex resumed>) = ? [pid 4976] <... ioctl resumed> ) = ? [pid 4975] <... exit_group resumed>) = ? [pid 4976] +++ exited with 0 +++ [pid 4992] +++ exited with 0 +++ [pid 4975] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3610] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./64/binderfs") = 0 [pid 3610] umount2("./64/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./64/cgroup") = 0 [pid 3610] umount2("./64/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./64/cgroup.net") = 0 [pid 3610] umount2("./64/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 289.145658][ T28] #4: ffff888069495118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa0/0x700 [ 289.163937][ T28] #5: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: unregister_netdev+0xe/0x20 [ 289.186218][ T28] 3 locks held by kworker/0:10/3651: [ 289.191562][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [pid 3610] lstat("./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./64/cgroup.cpu") = 0 [pid 3610] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3610] close(3) = 0 [pid 3610] rmdir("./64") = 0 [pid 3610] mkdir("./65", 0777) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4994 attached [pid 4994] set_robust_list(0x5555566ee5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 194 [pid 4994] <... set_robust_list resumed>) = 0 [pid 4994] chdir("./65") = 0 [pid 4994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4994] setpgid(0, 0) = 0 [pid 4994] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 4994] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 4994] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 4994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4994] write(3, "1000", 4) = 4 [pid 4994] close(3) = 0 [pid 4994] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4994] symlink("/dev/binderfs", "./binderfs") = 0 [ 289.209956][ T28] #1: ffffc90003327da8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 289.221792][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 289.238833][ T28] 3 locks held by kworker/1:6/3702: [ 289.244170][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [pid 4994] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4994] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4994] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[195], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 195 [pid 4994] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 4995 attached [pid 4994] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4995] set_robust_list(0x7fa9c98459e0, 24) = 0 [pid 4995] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 4995] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4995] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 289.263959][ T28] #1: ffffc900033ffda8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 289.279167][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 289.290635][ T28] 1 lock held by udevd/3706: [ 289.296569][ T28] #0: ffff8880b9b3a018 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2b/0x120 [ 289.306827][ T28] 3 locks held by udevd/3707: [ 289.311545][ T28] #0: ffff888069c9fc88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_read_iter+0x189/0x6e0 [ 289.322500][ T28] #1: ffff88807b014300 (kn->active#56){++++}-{0:0}, at: kernfs_fop_read_iter+0x1ac/0x6e0 [ 289.337248][ T28] #2: ffff88807e9b3190 (&dev->mutex){....}-{3:3}, at: read_descriptors+0x3c/0x2c0 [ 289.349446][ T28] 3 locks held by udevd/3708: [ 289.355970][ T28] #0: ffff88806b278088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_read_iter+0x189/0x6e0 [ 289.366730][ T28] #1: ffff88807a4daa00 (kn->active#56){++++}-{0:0}, at: kernfs_fop_read_iter+0x1ac/0x6e0 [ 289.378371][ T28] #2: ffff888024744190 (&dev->mutex){....}-{3:3}, at: read_descriptors+0x3c/0x2c0 [ 289.389464][ T28] 3 locks held by kworker/1:8/3712: [ 289.395235][ T28] #0: ffff8880273e0138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [pid 4995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 4978] close(3) = 0 [pid 4978] close(4) = -1 EBADF (Bad file descriptor) [pid 4978] close(5) = -1 EBADF (Bad file descriptor) [pid 4978] close(6) = -1 EBADF (Bad file descriptor) [pid 4978] close(7) = -1 EBADF (Bad file descriptor) [pid 4978] close(8) = -1 EBADF (Bad file descriptor) [pid 4978] close(9) = -1 EBADF (Bad file descriptor) [pid 4978] close(10) = -1 EBADF (Bad file descriptor) [pid 4978] close(11) = -1 EBADF (Bad file descriptor) [pid 4978] close(12) = -1 EBADF (Bad file descriptor) [pid 4978] close(13) = -1 EBADF (Bad file descriptor) [pid 4978] close(14) = -1 EBADF (Bad file descriptor) [pid 4978] close(15) = -1 EBADF (Bad file descriptor) [pid 4978] close(16) = -1 EBADF (Bad file descriptor) [pid 4978] close(17) = -1 EBADF (Bad file descriptor) [pid 4978] close(18) = -1 EBADF (Bad file descriptor) [pid 4978] close(19) = -1 EBADF (Bad file descriptor) [ 289.408391][ T28] #1: ffffc900034cfda8 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 289.425211][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xe/0x20 [ 289.435377][ T28] 3 locks held by kworker/1:9/3738: [ 289.441473][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [pid 4978] close(20) = -1 EBADF (Bad file descriptor) [pid 4978] close(21) = -1 EBADF (Bad file descriptor) [pid 4978] close(22) = -1 EBADF (Bad file descriptor) [pid 4978] close(23) = -1 EBADF (Bad file descriptor) [pid 4978] close(24) = -1 EBADF (Bad file descriptor) [pid 4978] close(25) = -1 EBADF (Bad file descriptor) [pid 4978] close(26) = -1 EBADF (Bad file descriptor) [pid 4978] close(27) = -1 EBADF (Bad file descriptor) [pid 4978] close(28) = -1 EBADF (Bad file descriptor) [pid 4978] close(29) = -1 EBADF (Bad file descriptor) [pid 4978] exit_group(0) = ? [pid 4993] <... futex resumed>) = ? [pid 4979] <... ioctl resumed> ) = ? [pid 4993] +++ exited with 0 +++ [pid 4979] +++ exited with 0 +++ [pid 4978] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [ 289.456468][ T28] #1: ffffc90003537da8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 289.469212][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 289.479528][ T28] 3 locks held by kworker/1:10/3739: [ 289.485899][ T28] #0: ffff888011867d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 289.499655][ T28] #1: ffffc90003527da8 ((work_completion)(&fw_work->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [pid 3614] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 6 entries */, 32768) = 176 [pid 3614] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./64/binderfs") = 0 [pid 3614] umount2("./64/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./64/cgroup") = 0 [pid 3614] umount2("./64/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./64/cgroup.net") = 0 [pid 3614] umount2("./64/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./64/cgroup.cpu") = 0 [pid 3614] getdents64(3, 0x5555566ef620 /* 0 entries */, 32768) = 0 [pid 3614] close(3) = 0 [pid 3614] rmdir("./64") = 0 [pid 3614] mkdir("./65", 0777) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4996 attached [pid 4996] set_robust_list(0x5555566ee5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x5555566ee5d0) = 194 [ 289.514397][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0x11/0x50 [ 289.524861][ T28] 3 locks held by kworker/0:13/3817: [ 289.531360][ T28] #0: ffff888011873d38 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 289.544262][ T28] #1: ffffc9000377fda8 ((reg_check_chans).work){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [pid 4996] <... set_robust_list resumed>) = 0 [pid 4996] chdir("./65") = 0 [pid 4996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4996] setpgid(0, 0) = 0 [pid 4996] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4996] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4996] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4996] write(3, "1000", 4) = 4 [pid 4996] close(3) = 0 [pid 4996] read(200, 0x7ffd7d36d010, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 4996] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4996] futex(0x7fa9c99234ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa9c9825000 [pid 4996] mprotect(0x7fa9c9826000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4996] clone(child_stack=0x7fa9c98453f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4997 attached [pid 4997] set_robust_list(0x7fa9c98459e0, 24 [pid 4996] <... clone resumed>, parent_tid=[195], tls=0x7fa9c9845700, child_tidptr=0x7fa9c98459d0) = 195 [pid 4997] <... set_robust_list resumed>) = 0 [pid 4996] futex(0x7fa9c99234a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4997] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 4996] <... futex resumed>) = 0 [pid 4997] <... openat resumed>) = 3 [pid 4996] futex(0x7fa9c99234ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 4997] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fa9c98442c0) = 0 [pid 4997] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 4997] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fa9c98442c0) = 0 [ 289.567737][ T28] #2: ffffffff8d58dfa8 (rtnl_mutex){+.+.}-{3:3}, at: reg_check_chans_work+0x83/0xe20 [ 289.587469][ T28] 3 locks held by udevd/3870: [ 289.596231][ T28] #0: ffff888077d6e088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_read_iter+0x189/0x6e0 [ 289.610037][ T28] #1: ffff888074359cb8 (kn->active#56){++++}-{0:0}, at: kernfs_fop_read_iter+0x1ac/0x6e0 [ 289.620588][ T28] #2: ffff888069553190 (&dev->mutex){....}-{3:3}, at: read_descriptors+0x3c/0x2c0 [ 289.633122][ T28] [ 289.637423][ T28] ============================================= [ 289.637423][ T28] [ 289.646916][ T28] NMI backtrace for cpu 1 [ 289.651371][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 289.661010][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 289.671182][ T28] Call Trace: [ 289.674467][ T28] [ 289.677417][ T28] dump_stack_lvl+0xcd/0x134 [ 289.682179][ T28] nmi_cpu_backtrace.cold+0x47/0x144 [ 289.687474][ T28] ? lapic_can_unplug_cpu+0x80/0x80 [ 289.692701][ T28] nmi_trigger_cpumask_backtrace+0x1e6/0x230 [ 289.698707][ T28] watchdog+0xc1d/0xf50 [ 289.702894][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 289.708978][ T28] kthread+0x2e9/0x3a0 [ 289.713044][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 289.718682][ T28] ret_from_fork+0x1f/0x30 [ 289.723104][ T28] [ 289.726470][ T28] Sending NMI from CPU 1 to CPUs 0: [ 289.731701][ C0] NMI backtrace for cpu 0 [ 289.731712][ C0] CPU: 0 PID: 3680 Comm: kworker/u4:5 Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 289.731734][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 289.731746][ C0] Workqueue: bat_events batadv_nc_worker [ 289.731847][ C0] RIP: 0010:lock_acquire+0x144/0x570 [ 289.731873][ C0] Code: 25 80 6f 02 00 48 8d ba 74 0a 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 0c 01 48 89 f8 83 e0 07 83 c0 03 <38> c8 7c 08 84 c9 0f 85 ae 03 00 00 8b 92 74 0a 00 00 85 d2 0f 85 [ 289.731894][ C0] RSP: 0018:ffffc9000336fb18 EFLAGS: 00000202 [ 289.731908][ C0] RAX: 0000000000000007 RBX: 1ffff9200066df65 RCX: 0000000000000000 [ 289.731920][ C0] RDX: ffff888017b0c1c0 RSI: 0000000000000202 RDI: ffff888017b0cc34 [ 289.731933][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff8dbb62d7 [ 289.731945][ C0] R10: fffffbfff1b76c5a R11: 0000000000000000 R12: 0000000000000000 [ 289.731957][ C0] R13: 0000000000000000 R14: ffff88807ca11b18 R15: 0000000000000000 [ 289.731969][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 289.731988][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 289.732002][ C0] CR2: 00007ffd7d3ea960 CR3: 000000000ba8e000 CR4: 00000000003506f0 [ 289.732015][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 289.732026][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 289.732038][ C0] Call Trace: [ 289.732043][ C0] [ 289.732050][ C0] ? lock_release+0x780/0x780 [ 289.732072][ C0] ? batadv_nc_purge_paths+0x2a5/0x3a0 [ 289.732095][ C0] ? batadv_nc_to_purge_nc_path_decoding+0x160/0x160 [ 289.732119][ C0] ? mark_held_locks+0x9f/0xe0 [ 289.732141][ C0] ? __local_bh_enable_ip+0xa0/0x120 [ 289.732159][ C0] ? batadv_nc_to_purge_nc_path_decoding+0x160/0x160 [ 289.732192][ C0] _raw_spin_lock_bh+0x2f/0x40 [ 289.732212][ C0] ? batadv_nc_purge_paths+0xdf/0x3a0 [ 289.732235][ C0] batadv_nc_purge_paths+0xdf/0x3a0 [ 289.732258][ C0] batadv_nc_worker+0x8f9/0xfa0 [ 289.732280][ C0] process_one_work+0x996/0x1610 [ 289.732301][ C0] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 289.732321][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 289.732338][ C0] ? _raw_spin_lock_irq+0x41/0x50 [ 289.732359][ C0] worker_thread+0x665/0x1080 [ 289.732378][ C0] ? __kthread_parkme+0x15f/0x220 [ 289.732401][ C0] ? process_one_work+0x1610/0x1610 [ 289.732420][ C0] kthread+0x2e9/0x3a0 [ 289.732435][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 289.732453][ C0] ret_from_fork+0x1f/0x30 [ 289.732476][ C0] [ 289.746580][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 289.746596][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 [ 289.746621][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 289.746634][ T28] Call Trace: [ 289.746641][ T28] [ 289.746648][ T28] dump_stack_lvl+0xcd/0x134 [ 289.746682][ T28] panic+0x2d7/0x636 [ 289.746702][ T28] ? panic_print_sys_info.part.0+0x10b/0x10b [ 290.031693][ T28] ? lapic_can_unplug_cpu+0x80/0x80 [ 290.036915][ T28] ? preempt_schedule_thunk+0x16/0x18 [ 290.042293][ T28] ? watchdog.cold+0x130/0x158 [ 290.047090][ T28] watchdog.cold+0x141/0x158 [ 290.051685][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 290.057676][ T28] kthread+0x2e9/0x3a0 [ 290.061748][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 290.067382][ T28] ret_from_fork+0x1f/0x30 [ 290.071802][ T28] [ 290.075127][ T28] Kernel Offset: disabled [ 290.079461][ T28] Rebooting in 86400 seconds..