./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1695998849 <...> [ 36.226652][ T3210] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.238530][ T3210] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 46.327411][ T26] kauditd_printk_skb: 37 callbacks suppressed [ 46.327427][ T26] audit: type=1400 audit(1670889580.360:73): avc: denied { transition } for pid=3428 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 46.357376][ T26] audit: type=1400 audit(1670889580.390:74): avc: denied { write } for pid=3428 comm="sh" path="pipe:[29042]" dev="pipefs" ino=29042 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.1.24' (ECDSA) to the list of known hosts. execve("./syz-executor1695998849", ["./syz-executor1695998849"], 0x7fff07c484a0 /* 10 vars */) = 0 brk(NULL) = 0x5555569be000 brk(0x5555569bed40) = 0x5555569bed40 arch_prctl(ARCH_SET_FS, 0x5555569be400) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x5555569be6d0) = 3641 set_robust_list(0x5555569be6e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f5aee034430, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f5aee033980}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f5aee0344d0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5aee033980}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1695998849", 4096) = 28 brk(0x5555569dfd40) = 0x5555569dfd40 brk(0x5555569e0000) = 0x5555569e0000 mprotect(0x7f5aee0f6000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("/syzcgroup", 0777) = 0 mkdir("/syzcgroup/unified", 0777) = 0 mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0 chmod("/syzcgroup/unified", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3 write(3, "+cpu", 4) = 4 write(3, "+memory", 7) = 7 write(3, "+io", 3) = 3 write(3, "+pids", 5) = 5 close(3) = 0 mkdir("/syzcgroup/net", 0777) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = 0 [ 59.694395][ T26] audit: type=1400 audit(1670889593.730:75): avc: denied { execmem } for pid=3641 comm="syz-executor169" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 59.710039][ T3641] cgroup: Unknown subsys name 'net' [ 59.714893][ T26] audit: type=1400 audit(1670889593.730:76): avc: denied { mounton } for pid=3641 comm="syz-executor169" path="/syzcgroup/unified" dev="sda1" ino=1138 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0 umount2("/syzcgroup/net", 0) = 0 [ 59.742392][ T26] audit: type=1400 audit(1670889593.740:77): avc: denied { mount } for pid=3641 comm="syz-executor169" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 59.765739][ T26] audit: type=1400 audit(1670889593.760:78): avc: denied { unmount } for pid=3641 comm="syz-executor169" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted) [ 59.877058][ T3641] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = 0 chmod("/syzcgroup/cpu", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f5aee02e660, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f5aee033980}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f5aee02e660, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f5aee033980}, NULL, 8) = 0 getpid() = 3641 mkdir("./syzkaller.ml1wdx", 0700) = 0 chmod("./syzkaller.ml1wdx", 0777) = 0 chdir("./syzkaller.ml1wdx") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3643 attached , child_tidptr=0x5555569be6d0) = 3643 [pid 3643] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3643] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3643] setsid() = 1 [pid 3643] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3643] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3643] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3643] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3643] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3643] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3643] unshare(CLONE_NEWNS) = 0 [pid 3643] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3643] unshare(CLONE_NEWIPC) = 0 [pid 3643] unshare(CLONE_NEWCGROUP) = 0 [pid 3643] unshare(CLONE_NEWUTS) = 0 [pid 3643] unshare(CLONE_SYSVSEM) = 0 [pid 3643] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "16777216", 8) = 8 [pid 3643] close(3) = 0 [pid 3643] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "536870912", 9) = 9 [pid 3643] close(3) = 0 [pid 3643] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "1024", 4) = 4 [pid 3643] close(3) = 0 [pid 3643] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "8192", 4) = 4 [pid 3643] close(3) = 0 [pid 3643] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "1024", 4) = 4 [pid 3643] close(3) = 0 [pid 3643] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "1024", 4) = 4 [pid 3643] close(3) = 0 [pid 3643] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3643] close(3) = 0 [pid 3643] getpid() = 1 [pid 3643] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3644] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3645] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3644] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3645] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... futex resumed>) = 0 [pid 3644] <... futex resumed>) = 1 [pid 3645] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3645] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] <... futex resumed>) = 0 [pid 3645] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3644] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [ 60.102594][ T26] audit: type=1400 audit(1670889594.110:83): avc: denied { mount } for pid=3643 comm="syz-executor169" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [pid 3645] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3644] <... futex resumed>) = 0 [pid 3645] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] <... futex resumed>) = 0 [pid 3645] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3644] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] <... timer_settime resumed>NULL) = 0 [pid 3645] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3644] <... futex resumed>) = 0 [pid 3644] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3644] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3644] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3645] <... unshare resumed>) = 0 [pid 3644] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=3, si_int=0, si_ptr=NULL} --- [pid 3645] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3644] restart_syscall(<... resuming interrupted futex ...> [pid 3645] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] <... restart_syscall resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3644] <... futex resumed>) = 0 [pid 3645] <... timer_settime resumed>NULL) = 0 [pid 3644] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3644] <... futex resumed>) = 0 [pid 3645] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] close(3) = -1 EBADF (Bad file descriptor) [pid 3644] close(4) = -1 EBADF (Bad file descriptor) [pid 3644] close(5) = -1 EBADF (Bad file descriptor) [pid 3644] close(6) = -1 EBADF (Bad file descriptor) [pid 3644] close(7) = -1 EBADF (Bad file descriptor) [pid 3644] close(8) = -1 EBADF (Bad file descriptor) [pid 3644] close(9) = -1 EBADF (Bad file descriptor) [pid 3644] close(10) = -1 EBADF (Bad file descriptor) [pid 3644] close(11) = -1 EBADF (Bad file descriptor) [pid 3644] close(12) = -1 EBADF (Bad file descriptor) [pid 3644] close(13) = -1 EBADF (Bad file descriptor) [pid 3644] close(14) = -1 EBADF (Bad file descriptor) [pid 3644] close(15) = -1 EBADF (Bad file descriptor) [pid 3644] close(16) = -1 EBADF (Bad file descriptor) [pid 3644] close(17) = -1 EBADF (Bad file descriptor) [pid 3644] close(18) = -1 EBADF (Bad file descriptor) [pid 3644] close(19) = -1 EBADF (Bad file descriptor) [pid 3644] close(20) = -1 EBADF (Bad file descriptor) [pid 3644] close(21) = -1 EBADF (Bad file descriptor) [pid 3644] close(22) = -1 EBADF (Bad file descriptor) [pid 3644] close(23) = -1 EBADF (Bad file descriptor) [pid 3644] close(24) = -1 EBADF (Bad file descriptor) [pid 3644] close(25) = -1 EBADF (Bad file descriptor) [pid 3644] close(26) = -1 EBADF (Bad file descriptor) [pid 3644] close(27) = -1 EBADF (Bad file descriptor) [pid 3644] close(28) = -1 EBADF (Bad file descriptor) [pid 3644] close(29) = -1 EBADF (Bad file descriptor) [pid 3644] exit_group(0 [pid 3645] <... futex resumed>) = ? [pid 3644] <... exit_group resumed>) = ? [pid 3645] +++ exited with 0 +++ [pid 3644] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3643] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./0/binderfs") = 0 [pid 3643] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./0/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./0/cgroup") = 0 [pid 3643] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./0/cgroup.net") = 0 [pid 3643] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./0/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./0/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./0") = 0 [pid 3643] mkdir("./1", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555569be6d0) = 4 ./strace-static-x86_64: Process 3646 attached [pid 3646] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3646] chdir("./1") = 0 [pid 3646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3646] setpgid(0, 0) = 0 [pid 3646] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3646] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3646] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3646] write(3, "1000", 4) = 4 [pid 3646] close(3) = 0 [pid 3646] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3646] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3646] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3646] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3647 attached [pid 3647] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3647] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] <... clone resumed>, parent_tid=[5], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 5 [pid 3646] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3647] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3647] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] <... futex resumed>) = 0 [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] <... futex resumed>) = 0 [pid 3647] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3647] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3647] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [pid 3647] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3646] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3647] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3646] <... futex resumed>) = 0 [pid 3647] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3646] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3646] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] <... unshare resumed>) = 0 [pid 3646] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3646] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=3, si_int=0, si_ptr=NULL} --- [pid 3647] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] restart_syscall(<... resuming interrupted futex ...> [pid 3647] <... futex resumed>) = 0 [pid 3646] <... restart_syscall resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3646] <... futex resumed>) = 0 [pid 3647] <... timer_settime resumed>NULL) = 0 [pid 3646] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3646] <... futex resumed>) = 0 [pid 3647] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] close(3) = -1 EBADF (Bad file descriptor) [pid 3646] close(4) = -1 EBADF (Bad file descriptor) [pid 3646] close(5) = -1 EBADF (Bad file descriptor) [pid 3646] close(6) = -1 EBADF (Bad file descriptor) [pid 3646] close(7) = -1 EBADF (Bad file descriptor) [pid 3646] close(8) = -1 EBADF (Bad file descriptor) [pid 3646] close(9) = -1 EBADF (Bad file descriptor) [pid 3646] close(10) = -1 EBADF (Bad file descriptor) [pid 3646] close(11) = -1 EBADF (Bad file descriptor) [pid 3646] close(12) = -1 EBADF (Bad file descriptor) [pid 3646] close(13) = -1 EBADF (Bad file descriptor) [pid 3646] close(14) = -1 EBADF (Bad file descriptor) [pid 3646] close(15) = -1 EBADF (Bad file descriptor) [pid 3646] close(16) = -1 EBADF (Bad file descriptor) [pid 3646] close(17) = -1 EBADF (Bad file descriptor) [pid 3646] close(18) = -1 EBADF (Bad file descriptor) [pid 3646] close(19) = -1 EBADF (Bad file descriptor) [pid 3646] close(20) = -1 EBADF (Bad file descriptor) [pid 3646] close(21) = -1 EBADF (Bad file descriptor) [pid 3646] close(22) = -1 EBADF (Bad file descriptor) [pid 3646] close(23) = -1 EBADF (Bad file descriptor) [pid 3646] close(24) = -1 EBADF (Bad file descriptor) [pid 3646] close(25) = -1 EBADF (Bad file descriptor) [pid 3646] close(26) = -1 EBADF (Bad file descriptor) [pid 3646] close(27) = -1 EBADF (Bad file descriptor) [pid 3646] close(28) = -1 EBADF (Bad file descriptor) [pid 3646] close(29) = -1 EBADF (Bad file descriptor) [pid 3646] exit_group(0) = ? [pid 3647] <... futex resumed>) = ? [pid 3647] +++ exited with 0 +++ [pid 3646] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./1/binderfs") = 0 [pid 3643] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./1/cgroup") = 0 [pid 3643] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./1/cgroup.net") = 0 [pid 3643] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./1/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./1") = 0 [pid 3643] mkdir("./2", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3648 attached [pid 3648] set_robust_list(0x5555569be6e0, 24 [pid 3643] <... clone resumed>, child_tidptr=0x5555569be6d0) = 6 [pid 3648] <... set_robust_list resumed>) = 0 [pid 3648] chdir("./2") = 0 [pid 3648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3648] setpgid(0, 0) = 0 [pid 3648] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3648] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3648] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3648] write(3, "1000", 4) = 4 [pid 3648] close(3) = 0 [pid 3648] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3648] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3648] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3648] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3648] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3649 attached [pid 3649] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3649] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... clone resumed>, parent_tid=[7], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 7 [pid 3648] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = 1 [pid 3649] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [pid 3648] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... timer_create resumed>[0]) = 0 [pid 3649] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3649] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... futex resumed>) = 0 [pid 3648] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3649] <... futex resumed>) = 0 [pid 3649] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3649] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3649] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = 1 [pid 3649] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [pid 3648] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... timer_create resumed>[1]) = 0 [pid 3648] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3649] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=0, si_int=0, si_ptr=NULL} --- [pid 3649] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3649] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] restart_syscall(<... resuming interrupted futex ...>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3648] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3649] <... futex resumed>) = 0 [pid 3649] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3648] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3649] <... futex resumed>) = 0 [pid 3648] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3648] <... futex resumed>) = 0 [pid 3648] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... unshare resumed>) = 0 [pid 3648] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3648] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=1, si_int=0, si_ptr=NULL} --- [pid 3649] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] restart_syscall(<... resuming interrupted futex ...>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3649] <... futex resumed>) = 0 [pid 3648] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3649] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3648] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... timer_settime resumed>NULL) = 0 [pid 3649] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3648] <... futex resumed>) = 0 [pid 3648] close(3 [pid 3649] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3648] close(4) = -1 EBADF (Bad file descriptor) [pid 3648] close(5) = -1 EBADF (Bad file descriptor) [pid 3648] close(6) = -1 EBADF (Bad file descriptor) [pid 3648] close(7) = -1 EBADF (Bad file descriptor) [pid 3648] close(8) = -1 EBADF (Bad file descriptor) [pid 3648] close(9) = -1 EBADF (Bad file descriptor) [pid 3648] close(10) = -1 EBADF (Bad file descriptor) [pid 3648] close(11) = -1 EBADF (Bad file descriptor) [pid 3648] close(12) = -1 EBADF (Bad file descriptor) [pid 3648] close(13) = -1 EBADF (Bad file descriptor) [pid 3648] close(14) = -1 EBADF (Bad file descriptor) [pid 3648] close(15) = -1 EBADF (Bad file descriptor) [pid 3648] close(16) = -1 EBADF (Bad file descriptor) [pid 3648] close(17) = -1 EBADF (Bad file descriptor) [pid 3648] close(18) = -1 EBADF (Bad file descriptor) [pid 3648] close(19) = -1 EBADF (Bad file descriptor) [pid 3648] close(20) = -1 EBADF (Bad file descriptor) [pid 3648] close(21) = -1 EBADF (Bad file descriptor) [pid 3648] close(22) = -1 EBADF (Bad file descriptor) [pid 3648] close(23) = -1 EBADF (Bad file descriptor) [pid 3648] close(24) = -1 EBADF (Bad file descriptor) [pid 3648] close(25) = -1 EBADF (Bad file descriptor) [pid 3648] close(26) = -1 EBADF (Bad file descriptor) [pid 3648] close(27) = -1 EBADF (Bad file descriptor) [pid 3648] close(28) = -1 EBADF (Bad file descriptor) [pid 3648] close(29) = -1 EBADF (Bad file descriptor) [pid 3648] exit_group(0) = ? [pid 3649] <... futex resumed>) = ? [pid 3649] +++ exited with 0 +++ [pid 3648] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./2/binderfs") = 0 [pid 3643] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./2/cgroup") = 0 [pid 3643] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./2/cgroup.net") = 0 [pid 3643] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./2/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./2") = 0 [pid 3643] mkdir("./3", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3650 attached [pid 3650] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3643] <... clone resumed>, child_tidptr=0x5555569be6d0) = 8 [pid 3650] chdir("./3") = 0 [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3650] setpgid(0, 0) = 0 [pid 3650] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3650] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3650] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3650] write(3, "1000", 4) = 4 [pid 3650] close(3) = 0 [pid 3650] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3650] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3650] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3650] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3651 attached [pid 3651] set_robust_list(0x7f5aee0239e0, 24 [pid 3650] <... clone resumed>, parent_tid=[9], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 9 [pid 3651] <... set_robust_list resumed>) = 0 [pid 3650] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [pid 3650] <... futex resumed>) = 0 [pid 3651] <... timer_create resumed>[0]) = 0 [pid 3650] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3651] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, [pid 3650] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... timer_settime resumed>NULL) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3651] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3651] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [pid 3650] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... timer_create resumed>[1]) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3651] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3651] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3650] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... timer_settime resumed>NULL) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3651] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3651] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3650] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3650] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=3, si_int=0, si_ptr=NULL} --- [pid 3650] restart_syscall(<... resuming interrupted futex ...>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3650] --- SIGTSTP {si_signo=SIGTSTP, si_code=SI_TIMER, si_timerid=0x1, si_overrun=0, si_int=0, si_ptr=NULL} --- [pid 3650] --- stopped by SIGTSTP --- [pid 3651] <... unshare resumed>) = 0 [pid 3651] --- stopped by SIGTSTP --- [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=8, si_uid=0, si_status=SIGTSTP, si_utime=0, si_stime=0} --- [pid 3643] kill(-8, SIGKILL) = 0 [pid 3643] kill(8, SIGKILL) = 0 [pid 3651] +++ killed by SIGKILL +++ [pid 3650] +++ killed by SIGKILL +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=8, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=4} --- [pid 3643] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./3/binderfs") = 0 [pid 3643] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./3/cgroup") = 0 [pid 3643] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./3/cgroup.net") = 0 [pid 3643] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./3/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./3") = 0 [pid 3643] mkdir("./4", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3654 attached , child_tidptr=0x5555569be6d0) = 10 [pid 3654] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3654] chdir("./4") = 0 [pid 3654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3654] setpgid(0, 0) = 0 [pid 3654] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3654] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3654] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3654] write(3, "1000", 4) = 4 [pid 3654] close(3) = 0 [pid 3654] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3654] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3654] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3654] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3655 attached , parent_tid=[11], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 11 [pid 3654] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3655] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3654] <... futex resumed>) = 0 [pid 3654] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3655] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3654] <... futex resumed>) = 0 [pid 3654] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3655] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3654] <... futex resumed>) = 0 [pid 3654] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [pid 3655] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3655] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3654] <... futex resumed>) = 0 [pid 3654] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3655] <... futex resumed>) = 0 [pid 3654] <... futex resumed>) = 1 [pid 3655] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3654] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] <... timer_settime resumed>NULL) = 0 [pid 3655] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3654] <... futex resumed>) = 0 [pid 3654] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] unshare(CLONE_NEWNS|CLONE_NEWNET) = 0 [pid 3654] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3654] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=3, si_int=0, si_ptr=NULL} --- [pid 3654] restart_syscall(<... resuming interrupted futex ...> [pid 3655] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3654] <... restart_syscall resumed>) = 0 [pid 3654] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3655] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3654] <... futex resumed>) = 0 [pid 3654] close(3) = -1 EBADF (Bad file descriptor) [pid 3654] close(4) = -1 EBADF (Bad file descriptor) [pid 3654] close(5) = -1 EBADF (Bad file descriptor) [pid 3654] close(6) = -1 EBADF (Bad file descriptor) [pid 3654] close(7) = -1 EBADF (Bad file descriptor) [pid 3654] close(8) = -1 EBADF (Bad file descriptor) [pid 3654] close(9) = -1 EBADF (Bad file descriptor) [pid 3654] close(10) = -1 EBADF (Bad file descriptor) [pid 3654] close(11) = -1 EBADF (Bad file descriptor) [pid 3654] close(12) = -1 EBADF (Bad file descriptor) [pid 3654] close(13) = -1 EBADF (Bad file descriptor) [pid 3654] close(14) = -1 EBADF (Bad file descriptor) [pid 3654] close(15) = -1 EBADF (Bad file descriptor) [pid 3654] close(16) = -1 EBADF (Bad file descriptor) [pid 3654] close(17) = -1 EBADF (Bad file descriptor) [pid 3654] close(18) = -1 EBADF (Bad file descriptor) [pid 3654] close(19) = -1 EBADF (Bad file descriptor) [pid 3654] close(20) = -1 EBADF (Bad file descriptor) [pid 3654] close(21) = -1 EBADF (Bad file descriptor) [pid 3654] close(22) = -1 EBADF (Bad file descriptor) [pid 3654] close(23) = -1 EBADF (Bad file descriptor) [pid 3654] close(24) = -1 EBADF (Bad file descriptor) [pid 3654] close(25) = -1 EBADF (Bad file descriptor) [pid 3654] close(26) = -1 EBADF (Bad file descriptor) [pid 3654] close(27) = -1 EBADF (Bad file descriptor) [pid 3654] close(28) = -1 EBADF (Bad file descriptor) [pid 3654] close(29) = -1 EBADF (Bad file descriptor) [pid 3654] exit_group(0) = ? [pid 3655] +++ exited with 0 +++ [pid 3654] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3643] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./4/binderfs") = 0 [pid 3643] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./4/cgroup") = 0 [pid 3643] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./4/cgroup.net") = 0 [pid 3643] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./4/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./4") = 0 [pid 3643] mkdir("./5", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3656 attached , child_tidptr=0x5555569be6d0) = 12 [pid 3656] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3656] chdir("./5") = 0 [pid 3656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3656] setpgid(0, 0) = 0 [pid 3656] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3656] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3656] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3656] write(3, "1000", 4) = 4 [pid 3656] close(3) = 0 [pid 3656] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3656] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3656] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3656] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3657 attached [pid 3657] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3657] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] <... clone resumed>, parent_tid=[13], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 13 [pid 3656] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = 0 [pid 3656] <... futex resumed>) = 1 [pid 3657] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [pid 3656] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... timer_create resumed>[0]) = 0 [pid 3657] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3657] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] <... futex resumed>) = 0 [pid 3657] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, [pid 3656] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... timer_settime resumed>NULL) = 0 [pid 3657] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3657] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] <... futex resumed>) = 0 [pid 3657] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [pid 3656] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... timer_create resumed>[1]) = 0 [pid 3657] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3657] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] <... futex resumed>) = 0 [pid 3657] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3656] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... timer_settime resumed>NULL) = 0 [pid 3657] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3657] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] <... futex resumed>) = 0 [pid 3657] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3656] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... unshare resumed>) = 0 [pid 3656] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3657] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=3, si_int=0, si_ptr=NULL} --- [pid 3657] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] restart_syscall(<... resuming interrupted futex ...> [pid 3657] <... futex resumed>) = 0 [pid 3657] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] <... restart_syscall resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... futex resumed>) = 0 [pid 3657] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3657] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3657] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] close(3) = -1 EBADF (Bad file descriptor) [pid 3656] close(4) = -1 EBADF (Bad file descriptor) [pid 3656] close(5) = -1 EBADF (Bad file descriptor) [pid 3656] close(6) = -1 EBADF (Bad file descriptor) [pid 3656] close(7) = -1 EBADF (Bad file descriptor) [pid 3656] close(8) = -1 EBADF (Bad file descriptor) [pid 3656] close(9) = -1 EBADF (Bad file descriptor) [pid 3656] close(10) = -1 EBADF (Bad file descriptor) [pid 3656] close(11) = -1 EBADF (Bad file descriptor) [pid 3656] close(12) = -1 EBADF (Bad file descriptor) [pid 3656] close(13) = -1 EBADF (Bad file descriptor) [pid 3656] close(14) = -1 EBADF (Bad file descriptor) [pid 3656] close(15) = -1 EBADF (Bad file descriptor) [pid 3656] close(16) = -1 EBADF (Bad file descriptor) [pid 3656] close(17) = -1 EBADF (Bad file descriptor) [pid 3656] close(18) = -1 EBADF (Bad file descriptor) [pid 3656] close(19) = -1 EBADF (Bad file descriptor) [pid 3656] close(20) = -1 EBADF (Bad file descriptor) [pid 3656] close(21) = -1 EBADF (Bad file descriptor) [pid 3656] close(22) = -1 EBADF (Bad file descriptor) [pid 3656] close(23) = -1 EBADF (Bad file descriptor) [pid 3656] close(24) = -1 EBADF (Bad file descriptor) [pid 3656] close(25) = -1 EBADF (Bad file descriptor) [pid 3656] close(26) = -1 EBADF (Bad file descriptor) [pid 3656] close(27) = -1 EBADF (Bad file descriptor) [pid 3656] close(28) = -1 EBADF (Bad file descriptor) [pid 3656] close(29) = -1 EBADF (Bad file descriptor) [pid 3656] exit_group(0 [pid 3657] <... futex resumed>) = ? [pid 3656] <... exit_group resumed>) = ? [pid 3657] +++ exited with 0 +++ [pid 3656] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./5/binderfs") = 0 [pid 3643] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./5/cgroup") = 0 [pid 3643] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./5/cgroup.net") = 0 [pid 3643] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./5/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./5") = 0 [pid 3643] mkdir("./6", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3658 attached [pid 3658] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3643] <... clone resumed>, child_tidptr=0x5555569be6d0) = 14 [pid 3658] chdir("./6") = 0 [pid 3658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3658] setpgid(0, 0) = 0 [pid 3658] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3658] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3658] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3658] write(3, "1000", 4) = 4 [pid 3658] close(3) = 0 [pid 3658] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3658] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3658] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3658] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3659 attached [pid 3659] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3659] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3658] <... clone resumed>, parent_tid=[15], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 15 [pid 3658] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... futex resumed>) = 0 [pid 3658] <... futex resumed>) = 1 [pid 3658] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3659] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3659] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3658] <... futex resumed>) = 0 [pid 3658] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3659] <... futex resumed>) = 0 [pid 3658] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3659] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3658] <... futex resumed>) = 0 [pid 3658] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [pid 3658] <... futex resumed>) = 0 [pid 3659] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3658] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3658] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... futex resumed>) = 0 [pid 3658] <... futex resumed>) = 1 [pid 3658] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3659] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3658] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... futex resumed>) = 0 [pid 3658] <... futex resumed>) = 1 [pid 3659] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3658] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3659] <... unshare resumed>) = 0 [pid 3658] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=3, si_int=0, si_ptr=NULL} --- [pid 3658] restart_syscall(<... resuming interrupted futex ...> [pid 3659] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3658] <... restart_syscall resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3659] <... futex resumed>) = 0 [pid 3658] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3658] <... futex resumed>) = 0 [pid 3659] <... timer_settime resumed>NULL) = 0 [pid 3658] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3658] <... futex resumed>) = 0 [pid 3659] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3658] close(3) = -1 EBADF (Bad file descriptor) [pid 3658] close(4) = -1 EBADF (Bad file descriptor) [pid 3658] close(5) = -1 EBADF (Bad file descriptor) [pid 3658] close(6) = -1 EBADF (Bad file descriptor) [pid 3658] close(7) = -1 EBADF (Bad file descriptor) [pid 3658] close(8) = -1 EBADF (Bad file descriptor) [pid 3658] close(9) = -1 EBADF (Bad file descriptor) [pid 3658] close(10) = -1 EBADF (Bad file descriptor) [pid 3658] close(11) = -1 EBADF (Bad file descriptor) [pid 3658] close(12) = -1 EBADF (Bad file descriptor) [pid 3658] close(13) = -1 EBADF (Bad file descriptor) [pid 3658] close(14) = -1 EBADF (Bad file descriptor) [pid 3658] close(15) = -1 EBADF (Bad file descriptor) [pid 3658] close(16) = -1 EBADF (Bad file descriptor) [pid 3658] close(17) = -1 EBADF (Bad file descriptor) [pid 3658] close(18) = -1 EBADF (Bad file descriptor) [pid 3658] close(19) = -1 EBADF (Bad file descriptor) [pid 3658] close(20) = -1 EBADF (Bad file descriptor) [pid 3658] close(21) = -1 EBADF (Bad file descriptor) [pid 3658] close(22) = -1 EBADF (Bad file descriptor) [pid 3658] close(23) = -1 EBADF (Bad file descriptor) [pid 3658] close(24) = -1 EBADF (Bad file descriptor) [pid 3658] close(25) = -1 EBADF (Bad file descriptor) [pid 3658] close(26) = -1 EBADF (Bad file descriptor) [pid 3658] close(27) = -1 EBADF (Bad file descriptor) [pid 3658] close(28) = -1 EBADF (Bad file descriptor) [pid 3658] close(29) = -1 EBADF (Bad file descriptor) [pid 3658] exit_group(0 [pid 3659] <... futex resumed>) = ? [pid 3658] <... exit_group resumed>) = ? [pid 3659] +++ exited with 0 +++ [pid 3658] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./6/binderfs") = 0 [pid 3643] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./6/cgroup") = 0 [pid 3643] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./6/cgroup.net") = 0 [pid 3643] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./6/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./6") = 0 [pid 3643] mkdir("./7", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3660 attached , child_tidptr=0x5555569be6d0) = 16 [pid 3660] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3660] chdir("./7") = 0 [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3660] setpgid(0, 0) = 0 [pid 3660] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3660] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3660] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3660] write(3, "1000", 4) = 4 [pid 3660] close(3) = 0 [pid 3660] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3660] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3660] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3660] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3661 attached , parent_tid=[17], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 17 [pid 3661] set_robust_list(0x7f5aee0239e0, 24 [pid 3660] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... set_robust_list resumed>) = 0 [pid 3660] <... futex resumed>) = 0 [pid 3660] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3661] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... futex resumed>) = 0 [pid 3661] <... futex resumed>) = 1 [pid 3660] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3660] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3661] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3661] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [pid 3660] <... futex resumed>) = 0 [pid 3661] <... timer_create resumed>[1]) = 0 [pid 3661] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... futex resumed>) = 0 [pid 3661] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3660] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... timer_settime resumed>NULL) = 0 [pid 3661] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... futex resumed>) = 0 [pid 3661] <... futex resumed>) = 1 [pid 3660] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3660] <... futex resumed>) = 0 [pid 3660] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... unshare resumed>) = 0 [pid 3660] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3661] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=2, si_int=0, si_ptr=NULL} --- [pid 3661] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3661] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] restart_syscall(<... resuming interrupted futex ...>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3661] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3660] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... timer_settime resumed>NULL) = 0 [pid 3661] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... futex resumed>) = 0 [pid 3661] <... futex resumed>) = 1 [pid 3660] close(3 [pid 3661] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3660] close(4) = -1 EBADF (Bad file descriptor) [pid 3660] close(5) = -1 EBADF (Bad file descriptor) [pid 3660] close(6) = -1 EBADF (Bad file descriptor) [pid 3660] close(7) = -1 EBADF (Bad file descriptor) [pid 3660] close(8) = -1 EBADF (Bad file descriptor) [pid 3660] close(9) = -1 EBADF (Bad file descriptor) [pid 3660] close(10) = -1 EBADF (Bad file descriptor) [pid 3660] close(11) = -1 EBADF (Bad file descriptor) [pid 3660] close(12) = -1 EBADF (Bad file descriptor) [pid 3660] close(13) = -1 EBADF (Bad file descriptor) [pid 3660] close(14) = -1 EBADF (Bad file descriptor) [pid 3660] close(15) = -1 EBADF (Bad file descriptor) [pid 3660] close(16) = -1 EBADF (Bad file descriptor) [pid 3660] close(17) = -1 EBADF (Bad file descriptor) [pid 3660] close(18) = -1 EBADF (Bad file descriptor) [pid 3660] close(19) = -1 EBADF (Bad file descriptor) [pid 3660] close(20) = -1 EBADF (Bad file descriptor) [pid 3660] close(21) = -1 EBADF (Bad file descriptor) [pid 3660] close(22) = -1 EBADF (Bad file descriptor) [pid 3660] close(23) = -1 EBADF (Bad file descriptor) [pid 3660] close(24) = -1 EBADF (Bad file descriptor) [pid 3660] close(25) = -1 EBADF (Bad file descriptor) [pid 3660] close(26) = -1 EBADF (Bad file descriptor) [pid 3660] close(27) = -1 EBADF (Bad file descriptor) [pid 3660] close(28) = -1 EBADF (Bad file descriptor) [pid 3660] close(29) = -1 EBADF (Bad file descriptor) [pid 3660] exit_group(0) = ? [pid 3661] <... futex resumed>) = ? [pid 3661] +++ exited with 0 +++ [pid 3660] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./7/binderfs") = 0 [pid 3643] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./7/cgroup") = 0 [pid 3643] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./7/cgroup.net") = 0 [pid 3643] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./7/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./7") = 0 [pid 3643] mkdir("./8", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3662 attached [pid 3662] set_robust_list(0x5555569be6e0, 24 [pid 3643] <... clone resumed>, child_tidptr=0x5555569be6d0) = 18 [pid 3662] <... set_robust_list resumed>) = 0 [pid 3662] chdir("./8") = 0 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0) = 0 [pid 3662] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3662] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3662] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3662] write(3, "1000", 4) = 4 [pid 3662] close(3) = 0 [pid 3662] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3662] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3662] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3662] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3663 attached [pid 3663] set_robust_list(0x7f5aee0239e0, 24 [pid 3662] <... clone resumed>, parent_tid=[19], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 19 [pid 3663] <... set_robust_list resumed>) = 0 [pid 3662] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [pid 3662] <... futex resumed>) = 0 [pid 3663] <... timer_create resumed>[0]) = 0 [pid 3662] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3663] <... futex resumed>) = 0 [pid 3662] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, [pid 3662] <... futex resumed>) = 0 [pid 3663] <... timer_settime resumed>NULL) = 0 [pid 3662] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3663] <... futex resumed>) = 0 [pid 3662] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [pid 3662] <... futex resumed>) = 0 [pid 3663] <... timer_create resumed>[1]) = 0 [pid 3662] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3663] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] <... futex resumed>) = 0 [pid 3663] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3662] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... timer_settime resumed>NULL) = 0 [pid 3663] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3662] <... futex resumed>) = 0 [pid 3663] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] <... futex resumed>) = 0 [pid 3663] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3662] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... unshare resumed>) = 0 [pid 3662] <... futex resumed>) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3663] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=2, si_int=0, si_ptr=NULL} --- [pid 3663] <... futex resumed>) = 0 [pid 3662] restart_syscall(<... resuming interrupted futex ...>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3663] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] <... futex resumed>) = 0 [pid 3663] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3662] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... timer_settime resumed>NULL) = 0 [pid 3663] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = 0 [pid 3663] <... futex resumed>) = 1 [pid 3662] close(3) = -1 EBADF (Bad file descriptor) [pid 3663] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] close(4) = -1 EBADF (Bad file descriptor) [pid 3662] close(5) = -1 EBADF (Bad file descriptor) [pid 3662] close(6) = -1 EBADF (Bad file descriptor) [pid 3662] close(7) = -1 EBADF (Bad file descriptor) [pid 3662] close(8) = -1 EBADF (Bad file descriptor) [pid 3662] close(9) = -1 EBADF (Bad file descriptor) [pid 3662] close(10) = -1 EBADF (Bad file descriptor) [pid 3662] close(11) = -1 EBADF (Bad file descriptor) [pid 3662] close(12) = -1 EBADF (Bad file descriptor) [pid 3662] close(13) = -1 EBADF (Bad file descriptor) [pid 3662] close(14) = -1 EBADF (Bad file descriptor) [pid 3662] close(15) = -1 EBADF (Bad file descriptor) [pid 3662] close(16) = -1 EBADF (Bad file descriptor) [pid 3662] close(17) = -1 EBADF (Bad file descriptor) [pid 3662] close(18) = -1 EBADF (Bad file descriptor) [pid 3662] close(19) = -1 EBADF (Bad file descriptor) [pid 3662] close(20) = -1 EBADF (Bad file descriptor) [pid 3662] close(21) = -1 EBADF (Bad file descriptor) [pid 3662] close(22) = -1 EBADF (Bad file descriptor) [pid 3662] close(23) = -1 EBADF (Bad file descriptor) [pid 3662] close(24) = -1 EBADF (Bad file descriptor) [pid 3662] close(25) = -1 EBADF (Bad file descriptor) [pid 3662] close(26) = -1 EBADF (Bad file descriptor) [pid 3662] close(27) = -1 EBADF (Bad file descriptor) [pid 3662] close(28) = -1 EBADF (Bad file descriptor) [pid 3662] close(29) = -1 EBADF (Bad file descriptor) [pid 3662] exit_group(0 [pid 3663] <... futex resumed>) = ? [pid 3662] <... exit_group resumed>) = ? [pid 3663] +++ exited with 0 +++ [pid 3662] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3643] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./8/binderfs") = 0 [pid 3643] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./8/cgroup") = 0 [pid 3643] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./8/cgroup.net") = 0 [pid 3643] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./8/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./8") = 0 [pid 3643] mkdir("./9", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3664 attached [pid 3664] set_robust_list(0x5555569be6e0, 24 [pid 3643] <... clone resumed>, child_tidptr=0x5555569be6d0) = 20 [pid 3664] <... set_robust_list resumed>) = 0 [pid 3664] chdir("./9") = 0 [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3664] setpgid(0, 0) = 0 [pid 3664] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3664] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3664] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3664] write(3, "1000", 4) = 4 [pid 3664] close(3) = 0 [pid 3664] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3664] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3664] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3664] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[21], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 21 [pid 3664] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3665 attached [pid 3665] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3665] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3665] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3664] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... futex resumed>) = 1 [pid 3665] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3665] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3664] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... futex resumed>) = 1 [pid 3665] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [pid 3665] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3664] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... futex resumed>) = 1 [pid 3665] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3665] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3664] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... futex resumed>) = 1 [pid 3665] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3664] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 3664] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aedfe2000 [pid 3664] mprotect(0x7f5aedfe3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3664] clone(child_stack=0x7f5aee0022f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3666 attached , parent_tid=[22], tls=0x7f5aee002700, child_tidptr=0x7f5aee0029d0) = 22 [pid 3664] futex(0x7f5aee0fc4b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3664] futex(0x7f5aee0fc4bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] set_robust_list(0x7f5aee0029e0, 24) = 0 [pid 3666] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3666] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3664] <... futex resumed>) = 0 [pid 3666] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 3664] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=5, si_int=0, si_ptr=NULL} --- [pid 3664] restart_syscall(<... resuming interrupted futex ...>) = 0 [pid 3665] <... unshare resumed>) = 0 [pid 3665] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] close(3) = -1 EBADF (Bad file descriptor) [pid 3664] close(4) = -1 EBADF (Bad file descriptor) [pid 3664] close(5) = -1 EBADF (Bad file descriptor) [pid 3664] close(6) = -1 EBADF (Bad file descriptor) [pid 3664] close(7) = -1 EBADF (Bad file descriptor) [pid 3664] close(8) = -1 EBADF (Bad file descriptor) [pid 3664] close(9) = -1 EBADF (Bad file descriptor) [pid 3664] close(10) = -1 EBADF (Bad file descriptor) [pid 3664] close(11) = -1 EBADF (Bad file descriptor) [pid 3664] close(12) = -1 EBADF (Bad file descriptor) [pid 3664] close(13) = -1 EBADF (Bad file descriptor) [pid 3664] close(14) = -1 EBADF (Bad file descriptor) [pid 3664] close(15) = -1 EBADF (Bad file descriptor) [pid 3664] close(16) = -1 EBADF (Bad file descriptor) [pid 3664] close(17) = -1 EBADF (Bad file descriptor) [pid 3664] close(18) = -1 EBADF (Bad file descriptor) [pid 3664] close(19) = -1 EBADF (Bad file descriptor) [pid 3664] close(20) = -1 EBADF (Bad file descriptor) [pid 3664] close(21) = -1 EBADF (Bad file descriptor) [pid 3664] close(22) = -1 EBADF (Bad file descriptor) [pid 3664] close(23) = -1 EBADF (Bad file descriptor) [pid 3664] close(24) = -1 EBADF (Bad file descriptor) [pid 3664] close(25) = -1 EBADF (Bad file descriptor) [pid 3664] close(26) = -1 EBADF (Bad file descriptor) [pid 3664] close(27) = -1 EBADF (Bad file descriptor) [pid 3664] close(28) = -1 EBADF (Bad file descriptor) [pid 3664] close(29) = -1 EBADF (Bad file descriptor) [pid 3664] exit_group(0) = ? [pid 3665] <... futex resumed>) = ? [pid 3666] <... futex resumed>) = ? [pid 3666] +++ exited with 0 +++ [pid 3665] +++ exited with 0 +++ [pid 3664] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./9/binderfs") = 0 [pid 3643] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./9/cgroup") = 0 [pid 3643] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./9/cgroup.net") = 0 [pid 3643] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./9/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./9") = 0 [pid 3643] mkdir("./10", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555569be6d0) = 23 ./strace-static-x86_64: Process 3667 attached [pid 3667] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3667] chdir("./10") = 0 [pid 3667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3667] setpgid(0, 0) = 0 [pid 3667] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3667] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3667] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3667] write(3, "1000", 4) = 4 [pid 3667] close(3) = 0 [pid 3667] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3667] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3667] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3667] clone(child_stack=0x7f5aee0232f0, 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=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 24 [pid 3667] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3668 attached [pid 3668] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3668] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3668] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3667] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... futex resumed>) = 1 [pid 3668] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3668] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3667] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... futex resumed>) = 1 [pid 3668] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [pid 3668] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3667] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... futex resumed>) = 1 [pid 3668] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3668] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3667] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... futex resumed>) = 1 [pid 3668] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3667] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3667] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aedfe2000 [pid 3667] mprotect(0x7f5aedfe3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3667] clone(child_stack=0x7f5aee0022f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[25], tls=0x7f5aee002700, child_tidptr=0x7f5aee0029d0) = 25 [pid 3667] futex(0x7f5aee0fc4b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3667] futex(0x7f5aee0fc4bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3669 attached [pid 3669] set_robust_list(0x7f5aee0029e0, 24) = 0 [pid 3669] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3669] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3669] <... futex resumed>) = 1 [pid 3669] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 3669] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=5, si_int=0, si_ptr=NULL} --- [pid 3667] restart_syscall(<... resuming interrupted futex ...> [pid 3669] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... restart_syscall resumed>) = 0 [pid 3668] <... unshare resumed>) = 0 [pid 3668] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3668] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] close(3) = -1 EBADF (Bad file descriptor) [pid 3667] close(4) = -1 EBADF (Bad file descriptor) [pid 3667] close(5) = -1 EBADF (Bad file descriptor) [pid 3667] close(6) = -1 EBADF (Bad file descriptor) [pid 3667] close(7) = -1 EBADF (Bad file descriptor) [pid 3667] close(8) = -1 EBADF (Bad file descriptor) [pid 3667] close(9) = -1 EBADF (Bad file descriptor) [pid 3667] close(10) = -1 EBADF (Bad file descriptor) [pid 3667] close(11) = -1 EBADF (Bad file descriptor) [pid 3667] close(12) = -1 EBADF (Bad file descriptor) [pid 3667] close(13) = -1 EBADF (Bad file descriptor) [pid 3667] close(14) = -1 EBADF (Bad file descriptor) [pid 3667] close(15) = -1 EBADF (Bad file descriptor) [pid 3667] close(16) = -1 EBADF (Bad file descriptor) [pid 3667] close(17) = -1 EBADF (Bad file descriptor) [pid 3667] close(18) = -1 EBADF (Bad file descriptor) [pid 3667] close(19) = -1 EBADF (Bad file descriptor) [pid 3667] close(20) = -1 EBADF (Bad file descriptor) [pid 3667] close(21) = -1 EBADF (Bad file descriptor) [pid 3667] close(22) = -1 EBADF (Bad file descriptor) [pid 3667] close(23) = -1 EBADF (Bad file descriptor) [pid 3667] close(24) = -1 EBADF (Bad file descriptor) [pid 3667] close(25) = -1 EBADF (Bad file descriptor) [pid 3667] close(26) = -1 EBADF (Bad file descriptor) [pid 3667] close(27) = -1 EBADF (Bad file descriptor) [pid 3667] close(28) = -1 EBADF (Bad file descriptor) [pid 3667] close(29) = -1 EBADF (Bad file descriptor) [pid 3667] exit_group(0 [pid 3669] <... futex resumed>) = ? [pid 3668] <... futex resumed>) = ? [pid 3667] <... exit_group resumed>) = ? [pid 3669] +++ exited with 0 +++ [pid 3668] +++ exited with 0 +++ [pid 3667] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./10/binderfs") = 0 [pid 3643] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./10/cgroup") = 0 [pid 3643] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./10/cgroup.net") = 0 [pid 3643] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./10/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./10") = 0 [pid 3643] mkdir("./11", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3670 attached , child_tidptr=0x5555569be6d0) = 26 [pid 3670] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3670] chdir("./11") = 0 [pid 3670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3670] setpgid(0, 0) = 0 [pid 3670] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3670] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3670] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3670] write(3, "1000", 4) = 4 [pid 3670] close(3) = 0 [pid 3670] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3670] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3670] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3670] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3671 attached [pid 3671] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3671] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3670] <... clone resumed>, parent_tid=[27], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 27 [pid 3670] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3671] <... futex resumed>) = 0 [pid 3671] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [pid 3670] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3671] <... timer_create resumed>[0]) = 0 [pid 3671] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3670] <... futex resumed>) = 0 [pid 3671] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3670] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3670] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3671] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3671] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3670] <... futex resumed>) = 0 [pid 3670] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3671] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [pid 3671] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3670] <... futex resumed>) = 0 [pid 3670] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3671] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3671] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3670] <... futex resumed>) = 0 [pid 3671] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3670] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 3670] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aedfe2000 [pid 3670] mprotect(0x7f5aedfe3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3670] clone(child_stack=0x7f5aee0022f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[28], tls=0x7f5aee002700, child_tidptr=0x7f5aee0029d0) = 28 [pid 3670] futex(0x7f5aee0fc4b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3670] futex(0x7f5aee0fc4bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3672 attached [pid 3672] set_robust_list(0x7f5aee0029e0, 24) = 0 [pid 3672] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3672] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3670] <... futex resumed>) = 0 [pid 3672] <... futex resumed>) = 1 [pid 3672] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 3672] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=5, si_int=0, si_ptr=NULL} --- [pid 3670] restart_syscall(<... resuming interrupted futex ...> [pid 3672] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3670] <... restart_syscall resumed>) = 0 [pid 3671] <... unshare resumed>) = 0 [pid 3671] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3671] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3670] close(3) = -1 EBADF (Bad file descriptor) [pid 3670] close(4) = -1 EBADF (Bad file descriptor) [pid 3670] close(5) = -1 EBADF (Bad file descriptor) [pid 3670] close(6) = -1 EBADF (Bad file descriptor) [pid 3670] close(7) = -1 EBADF (Bad file descriptor) [pid 3670] close(8) = -1 EBADF (Bad file descriptor) [pid 3670] close(9) = -1 EBADF (Bad file descriptor) [pid 3670] close(10) = -1 EBADF (Bad file descriptor) [pid 3670] close(11) = -1 EBADF (Bad file descriptor) [pid 3670] close(12) = -1 EBADF (Bad file descriptor) [pid 3670] close(13) = -1 EBADF (Bad file descriptor) [pid 3670] close(14) = -1 EBADF (Bad file descriptor) [pid 3670] close(15) = -1 EBADF (Bad file descriptor) [pid 3670] close(16) = -1 EBADF (Bad file descriptor) [pid 3670] close(17) = -1 EBADF (Bad file descriptor) [pid 3670] close(18) = -1 EBADF (Bad file descriptor) [pid 3670] close(19) = -1 EBADF (Bad file descriptor) [pid 3670] close(20) = -1 EBADF (Bad file descriptor) [pid 3670] close(21) = -1 EBADF (Bad file descriptor) [pid 3670] close(22) = -1 EBADF (Bad file descriptor) [pid 3670] close(23) = -1 EBADF (Bad file descriptor) [pid 3670] close(24) = -1 EBADF (Bad file descriptor) [pid 3670] close(25) = -1 EBADF (Bad file descriptor) [pid 3670] close(26) = -1 EBADF (Bad file descriptor) [pid 3670] close(27) = -1 EBADF (Bad file descriptor) [pid 3670] close(28) = -1 EBADF (Bad file descriptor) [pid 3670] close(29) = -1 EBADF (Bad file descriptor) [pid 3670] exit_group(0 [pid 3672] <... futex resumed>) = ? [pid 3671] <... futex resumed>) = ? [pid 3670] <... exit_group resumed>) = ? [pid 3672] +++ exited with 0 +++ [pid 3671] +++ exited with 0 +++ [pid 3670] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./11/binderfs") = 0 [pid 3643] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./11/cgroup") = 0 [pid 3643] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./11/cgroup.net") = 0 [pid 3643] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./11/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./11") = 0 [pid 3643] mkdir("./12", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3673 attached , child_tidptr=0x5555569be6d0) = 29 [pid 3673] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3673] chdir("./12") = 0 [pid 3673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3673] setpgid(0, 0) = 0 [pid 3673] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3673] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3673] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3673] write(3, "1000", 4) = 4 [pid 3673] close(3) = 0 [pid 3673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3673] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3673] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3673] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3674 attached , parent_tid=[30], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 30 [pid 3674] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3674] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3674] <... futex resumed>) = 0 [pid 3674] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3674] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3674] <... futex resumed>) = 0 [pid 3673] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3674] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3673] <... futex resumed>) = 0 [pid 3674] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] <... futex resumed>) = 0 [pid 3674] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [pid 3673] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] <... timer_create resumed>[1]) = 0 [pid 3674] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3673] <... futex resumed>) = 0 [pid 3674] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3673] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] <... timer_settime resumed>NULL) = 0 [pid 3673] <... futex resumed>) = 0 [pid 3674] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] <... futex resumed>) = 0 [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3674] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3673] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3673] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 3673] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aedfe2000 [pid 3673] mprotect(0x7f5aedfe3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3673] clone(child_stack=0x7f5aee0022f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[31], tls=0x7f5aee002700, child_tidptr=0x7f5aee0029d0) = 31 [pid 3673] futex(0x7f5aee0fc4b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3673] futex(0x7f5aee0fc4bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3675 attached [pid 3675] set_robust_list(0x7f5aee0029e0, 24) = 0 [pid 3675] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3675] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... futex resumed>) = 0 [pid 3675] <... futex resumed>) = 1 [pid 3675] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 3675] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=5, si_int=0, si_ptr=NULL} --- [pid 3673] restart_syscall(<... resuming interrupted futex ...> [pid 3675] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] <... restart_syscall resumed>) = 0 [pid 3674] <... unshare resumed>) = 0 [pid 3674] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] close(3) = -1 EBADF (Bad file descriptor) [pid 3673] close(4) = -1 EBADF (Bad file descriptor) [pid 3673] close(5) = -1 EBADF (Bad file descriptor) [pid 3673] close(6) = -1 EBADF (Bad file descriptor) [pid 3673] close(7) = -1 EBADF (Bad file descriptor) [pid 3673] close(8) = -1 EBADF (Bad file descriptor) [pid 3673] close(9) = -1 EBADF (Bad file descriptor) [pid 3673] close(10) = -1 EBADF (Bad file descriptor) [pid 3673] close(11) = -1 EBADF (Bad file descriptor) [pid 3673] close(12) = -1 EBADF (Bad file descriptor) [pid 3673] close(13) = -1 EBADF (Bad file descriptor) [pid 3673] close(14) = -1 EBADF (Bad file descriptor) [pid 3673] close(15) = -1 EBADF (Bad file descriptor) [pid 3673] close(16) = -1 EBADF (Bad file descriptor) [pid 3673] close(17) = -1 EBADF (Bad file descriptor) [pid 3673] close(18) = -1 EBADF (Bad file descriptor) [pid 3673] close(19) = -1 EBADF (Bad file descriptor) [pid 3673] close(20) = -1 EBADF (Bad file descriptor) [pid 3673] close(21) = -1 EBADF (Bad file descriptor) [pid 3673] close(22) = -1 EBADF (Bad file descriptor) [pid 3673] close(23) = -1 EBADF (Bad file descriptor) [pid 3673] close(24) = -1 EBADF (Bad file descriptor) [pid 3673] close(25) = -1 EBADF (Bad file descriptor) [pid 3673] close(26) = -1 EBADF (Bad file descriptor) [pid 3673] close(27) = -1 EBADF (Bad file descriptor) [pid 3673] close(28) = -1 EBADF (Bad file descriptor) [pid 3673] close(29) = -1 EBADF (Bad file descriptor) [pid 3673] exit_group(0 [pid 3675] <... futex resumed>) = ? [pid 3674] <... futex resumed>) = ? [pid 3673] <... exit_group resumed>) = ? [pid 3675] +++ exited with 0 +++ [pid 3674] +++ exited with 0 +++ [pid 3673] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./12/binderfs") = 0 [pid 3643] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./12/cgroup") = 0 [pid 3643] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./12/cgroup.net") = 0 [pid 3643] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./12/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./12") = 0 [pid 3643] mkdir("./13", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3676 attached , child_tidptr=0x5555569be6d0) = 32 [pid 3676] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3676] chdir("./13") = 0 [pid 3676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3676] setpgid(0, 0) = 0 [pid 3676] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3676] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3676] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3676] write(3, "1000", 4) = 4 [pid 3676] close(3) = 0 [pid 3676] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3676] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3676] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3676] clone(child_stack=0x7f5aee0232f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3677 attached [pid 3677] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3677] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] <... clone resumed>, parent_tid=[33], tls=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 33 [pid 3676] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3677] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3677] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3677] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3677] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... futex resumed>) = 0 [pid 3676] <... futex resumed>) = 1 [pid 3677] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [pid 3676] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] <... timer_create resumed>[1]) = 0 [pid 3677] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3677] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3677] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... futex resumed>) = 0 [pid 3676] <... futex resumed>) = 1 [pid 3677] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3676] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 3676] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aedfe2000 [pid 3676] mprotect(0x7f5aedfe3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3676] clone(child_stack=0x7f5aee0022f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3678 attached [pid 3678] set_robust_list(0x7f5aee0029e0, 24) = 0 [pid 3678] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] <... clone resumed>, parent_tid=[34], tls=0x7f5aee002700, child_tidptr=0x7f5aee0029d0) = 34 [pid 3676] futex(0x7f5aee0fc4b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3678] <... futex resumed>) = 0 [pid 3678] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3678] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3678] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] futex(0x7f5aee0fc4bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3678] <... futex resumed>) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) [pid 3678] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=5, si_int=0, si_ptr=NULL} --- [pid 3678] futex(0x7f5aee0fc4b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... unshare resumed>) = 0 [pid 3677] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] restart_syscall(<... resuming interrupted futex ...>) = 0 [pid 3676] close(3) = -1 EBADF (Bad file descriptor) [pid 3676] close(4) = -1 EBADF (Bad file descriptor) [pid 3676] close(5) = -1 EBADF (Bad file descriptor) [pid 3676] close(6) = -1 EBADF (Bad file descriptor) [pid 3676] close(7) = -1 EBADF (Bad file descriptor) [pid 3676] close(8) = -1 EBADF (Bad file descriptor) [pid 3676] close(9) = -1 EBADF (Bad file descriptor) [pid 3676] close(10) = -1 EBADF (Bad file descriptor) [pid 3676] close(11) = -1 EBADF (Bad file descriptor) [pid 3676] close(12) = -1 EBADF (Bad file descriptor) [pid 3676] close(13) = -1 EBADF (Bad file descriptor) [pid 3676] close(14) = -1 EBADF (Bad file descriptor) [pid 3676] close(15) = -1 EBADF (Bad file descriptor) [pid 3676] close(16) = -1 EBADF (Bad file descriptor) [pid 3676] close(17) = -1 EBADF (Bad file descriptor) [pid 3676] close(18) = -1 EBADF (Bad file descriptor) [pid 3676] close(19) = -1 EBADF (Bad file descriptor) [pid 3676] close(20) = -1 EBADF (Bad file descriptor) [pid 3676] close(21) = -1 EBADF (Bad file descriptor) [pid 3676] close(22) = -1 EBADF (Bad file descriptor) [pid 3676] close(23) = -1 EBADF (Bad file descriptor) [pid 3676] close(24) = -1 EBADF (Bad file descriptor) [pid 3676] close(25) = -1 EBADF (Bad file descriptor) [pid 3676] close(26) = -1 EBADF (Bad file descriptor) [pid 3676] close(27) = -1 EBADF (Bad file descriptor) [pid 3676] close(28) = -1 EBADF (Bad file descriptor) [pid 3676] close(29) = -1 EBADF (Bad file descriptor) [pid 3676] exit_group(0) = ? [pid 3678] <... futex resumed>) = ? [pid 3677] <... futex resumed>) = ? [pid 3678] +++ exited with 0 +++ [pid 3677] +++ exited with 0 +++ [pid 3676] +++ exited with 0 +++ [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3643] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3643] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3643] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 6 entries */, 32768) = 176 [pid 3643] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3643] unlink("./13/binderfs") = 0 [pid 3643] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] unlink("./13/cgroup") = 0 [pid 3643] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./13/cgroup.net") = 0 [pid 3643] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3643] lstat("./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] unlink("./13/cgroup.cpu") = 0 [pid 3643] getdents64(3, 0x5555569bf720 /* 0 entries */, 32768) = 0 [pid 3643] close(3) = 0 [pid 3643] rmdir("./13") = 0 [pid 3643] mkdir("./14", 0777) = 0 [pid 3643] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555569be6d0) = 35 ./strace-static-x86_64: Process 3679 attached [pid 3679] set_robust_list(0x5555569be6e0, 24) = 0 [pid 3679] chdir("./14") = 0 [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3679] setpgid(0, 0) = 0 [pid 3679] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 3679] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3679] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3679] write(3, "1000", 4) = 4 [pid 3679] close(3) = 0 [pid 3679] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3679] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aee003000 [pid 3679] mprotect(0x7f5aee004000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3679] clone(child_stack=0x7f5aee0232f0, 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=0x7f5aee023700, child_tidptr=0x7f5aee0239d0) = 36 [pid 3679] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3680 attached [pid 3680] set_robust_list(0x7f5aee0239e0, 24) = 0 [pid 3680] timer_create(CLOCK_THREAD_CPUTIME_ID, {sigev_signo=SIGCONT, sigev_notify=SIGEV_SIGNAL}, [0]) = 0 [pid 3680] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] <... futex resumed>) = 0 [pid 3679] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... futex resumed>) = 1 [pid 3680] timer_settime(0, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=9}}, NULL) = 0 [pid 3680] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] <... futex resumed>) = 0 [pid 3679] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... futex resumed>) = 1 [pid 3680] timer_create(CLOCK_PROCESS_CPUTIME_ID, {sigev_signo=SIGTSTP, sigev_notify=SIGEV_SIGNAL}, [1]) = 0 [pid 3680] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] <... futex resumed>) = 0 [pid 3679] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... futex resumed>) = 1 [pid 3680] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, NULL) = 0 [pid 3680] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] <... futex resumed>) = 0 [pid 3679] futex(0x7f5aee0fc4a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] futex(0x7f5aee0fc4ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... futex resumed>) = 1 [pid 3680] unshare(CLONE_NEWNS|CLONE_NEWNET [pid 3679] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3679] futex(0x7f5aee0fc4bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5aedfe2000 [pid 3679] mprotect(0x7f5aedfe3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3679] clone(child_stack=0x7f5aee0022f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[37], tls=0x7f5aee002700, child_tidptr=0x7f5aee0029d0) = 37 [pid 3679] futex(0x7f5aee0fc4b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3679] futex(0x7f5aee0fc4bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3681 attached ) = ? ERESTART_RESTARTBLOCK (Interrupted by signal) [pid 3679] --- SIGTSTP {si_signo=SIGTSTP, si_code=SI_TIMER, si_timerid=0x1, si_overrun=0, si_int=0, si_ptr=NULL} --- [pid 3679] --- stopped by SIGTSTP --- [pid 3681] --- stopped by SIGTSTP --- [pid 3643] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_STOPPED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3681] --- SIGCONT {si_signo=SIGCONT, si_code=SI_TIMER, si_timerid=0, si_overrun=5, si_int=0, si_ptr=NULL} --- [pid 3681] set_robust_list(0x7f5aee0029e0, 24) = 0 [pid 3679] restart_syscall(<... resuming interrupted futex ...> [pid 3681] timer_settime(1, 0, {it_interval={tv_sec=0, tv_nsec=10000000}, it_value={tv_sec=0, tv_nsec=30000000}}, [pid 3680] <... unshare resumed>) = 0 [pid 3680] futex(0x7f5aee0fc4ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f5aee0fc4a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] <... restart_syscall resumed>) = -1 ETIMEDOUT (Connection timed out) [ 66.815705][ T3681] ------------[ cut here ]------------ [ 66.821340][ T3681] WARNING: CPU: 1 PID: 3681 at kernel/time/posix-timers.c:849 timer_wait_running+0x220/0x260 [ 66.833610][ T3681] Modules linked in: [ 66.838412][ T3681] CPU: 1 PID: 3681 Comm: syz-executor169 Not tainted 6.1.0-syzkaller #0 [ 66.847871][ T3681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 66.861041][ T3681] RIP: 0010:timer_wait_running+0x220/0x260 [ 66.867860][ T3681] Code: 00 48 c7 c2 80 d7 4e 8a be e3 02 00 00 48 c7 c7 e0 d7 4e 8a c6 05 9f 97 ca 0c 01 e8 27 24 36 08 e9 90 fe ff ff e8 b0 42 0e 00 <0f> 0b e9 e7 fe ff ff e8 84 5a 5a 00 e9 33 fe ff ff e8 9a 5a 5a 00 [ 66.888583][ T3681] RSP: 0018:ffffc90003507d50 EFLAGS: 00010293 [ 66.895745][ T3681] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 66.904773][ T3681] RDX: ffff88807e69c000 RSI: ffffffff8170fdf0 RDI: ffffffff8a4ee438 [ 66.914086][ T3681] RBP: ffff88807d40d568 R08: 0000000000000001 R09: 0000000000000001 [ 66.923575][ T3681] R10: ffffed100fa81ab1 R11: 000000000000002a R12: ffffc90003507db0 [ 66.932565][ T3681] R13: 0000000000000001 R14: ffffffff8a4ee3c0 R15: ffffc90003507db0 [ 66.941243][ T3681] FS: 00007f5aee002700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 66.951352][ T3681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.959201][ T3681] CR2: 00007f5aee0b44c0 CR3: 0000000070d68000 CR4: 00000000003506e0 [ 66.968253][ T3681] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.977298][ T3681] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.986323][ T3681] Call Trace: [ 66.990361][ T3681] [ 66.994372][ T3681] ? posix_cpu_timer_del+0x800/0x800 [ 67.000415][ T3681] do_timer_settime.part.0+0x119/0x1d0 [ 67.007052][ T3681] ? do_timer_gettime+0x170/0x170 [ 67.013008][ T3681] __x64_sys_timer_settime+0x21d/0x310 [ 67.019165][ T3681] ? __ia32_sys_timer_getoverrun+0x140/0x140 [ 67.026311][ T3681] ? _raw_spin_unlock_irq+0x23/0x50 [ 67.032643][ T3681] ? lockdep_hardirqs_on+0x7d/0x100 [ 67.038554][ T3681] ? _raw_spin_unlock_irq+0x2e/0x50 [ 67.044698][ T3681] ? ptrace_notify+0xfe/0x140 [ 67.050114][ T3681] do_syscall_64+0x39/0xb0 [ 67.055502][ T3681] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 67.062289][ T3681] RIP: 0033:0x7f5aee072da9 [ 67.067399][ T3681] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 67.087979][ T3681] RSP: 002b:00007f5aee002208 EFLAGS: 00000246 ORIG_RAX: 00000000000000df [ 67.097234][ T3681] RAX: ffffffffffffffda RBX: 00007f5aee0fc4b8 RCX: 00007f5aee072da9 [ 67.106083][ T3681] RDX: 0000000020000940 RSI: 0000000000000000 RDI: 0000000000000001 [ 67.114866][ T3681] RBP: 00007f5aee0fc4b0 R08: 00007f5aee002700 R09: 0000000000000000 [ 67.123865][ T3681] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5aee0fc4bc [ 67.132726][ T3681] R13: 00007ffc3ddd08ef R14: 00007f5aee002300 R15: 0000000000022000 [ 67.141402][ T3681] [ 67.145544][ T3681] Kernel panic - not syncing: panic_on_warn set ... [ 67.152151][ T3681] CPU: 1 PID: 3681 Comm: syz-executor169 Not tainted 6.1.0-syzkaller #0 [ 67.160501][ T3681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 67.170569][ T3681] Call Trace: [ 67.173859][ T3681] [ 67.176811][ T3681] dump_stack_lvl+0xd1/0x138 [ 67.181446][ T3681] panic+0x2cc/0x626 [ 67.185370][ T3681] ? panic_print_sys_info.part.0+0x110/0x110 [ 67.191377][ T3681] ? __warn.cold+0x24b/0x350 [ 67.195990][ T3681] ? timer_wait_running+0x220/0x260 [ 67.201220][ T3681] __warn.cold+0x25c/0x350 [ 67.205657][ T3681] ? timer_wait_running+0x220/0x260 [ 67.210877][ T3681] report_bug+0x1c0/0x210 [ 67.215242][ T3681] handle_bug+0x3c/0x70 [ 67.219419][ T3681] exc_invalid_op+0x18/0x50 [ 67.223950][ T3681] asm_exc_invalid_op+0x1a/0x20 [ 67.228838][ T3681] RIP: 0010:timer_wait_running+0x220/0x260 [ 67.234668][ T3681] Code: 00 48 c7 c2 80 d7 4e 8a be e3 02 00 00 48 c7 c7 e0 d7 4e 8a c6 05 9f 97 ca 0c 01 e8 27 24 36 08 e9 90 fe ff ff e8 b0 42 0e 00 <0f> 0b e9 e7 fe ff ff e8 84 5a 5a 00 e9 33 fe ff ff e8 9a 5a 5a 00 [ 67.254284][ T3681] RSP: 0018:ffffc90003507d50 EFLAGS: 00010293 [ 67.260708][ T3681] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 67.268689][ T3681] RDX: ffff88807e69c000 RSI: ffffffff8170fdf0 RDI: ffffffff8a4ee438 [ 67.276665][ T3681] RBP: ffff88807d40d568 R08: 0000000000000001 R09: 0000000000000001 [ 67.284644][ T3681] R10: ffffed100fa81ab1 R11: 000000000000002a R12: ffffc90003507db0 [ 67.292621][ T3681] R13: 0000000000000001 R14: ffffffff8a4ee3c0 R15: ffffc90003507db0 [ 67.300601][ T3681] ? timer_wait_running+0x220/0x260 [ 67.305813][ T3681] ? posix_cpu_timer_del+0x800/0x800 [ 67.311111][ T3681] do_timer_settime.part.0+0x119/0x1d0 [ 67.316668][ T3681] ? do_timer_gettime+0x170/0x170 [ 67.321710][ T3681] __x64_sys_timer_settime+0x21d/0x310 [ 67.327179][ T3681] ? __ia32_sys_timer_getoverrun+0x140/0x140 [ 67.333169][ T3681] ? _raw_spin_unlock_irq+0x23/0x50 [ 67.338385][ T3681] ? lockdep_hardirqs_on+0x7d/0x100 [ 67.343597][ T3681] ? _raw_spin_unlock_irq+0x2e/0x50 [ 67.348817][ T3681] ? ptrace_notify+0xfe/0x140 [ 67.353517][ T3681] do_syscall_64+0x39/0xb0 [ 67.358467][ T3681] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 67.364383][ T3681] RIP: 0033:0x7f5aee072da9 [ 67.368889][ T3681] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 67.388503][ T3681] RSP: 002b:00007f5aee002208 EFLAGS: 00000246 ORIG_RAX: 00000000000000df [ 67.396933][ T3681] RAX: ffffffffffffffda RBX: 00007f5aee0fc4b8 RCX: 00007f5aee072da9 [ 67.404910][ T3681] RDX: 0000000020000940 RSI: 0000000000000000 RDI: 0000000000000001 [ 67.413058][ T3681] RBP: 00007f5aee0fc4b0 R08: 00007f5aee002700 R09: 0000000000000000 [ 67.421034][ T3681] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5aee0fc4bc [ 67.429013][ T3681] R13: 00007ffc3ddd08ef R14: 00007f5aee002300 R15: 0000000000022000 [ 67.436991][ T3681] [ 67.440164][ T3681] Kernel Offset: disabled [ 67.444544][ T3681] Rebooting in 86400 seconds..